From: David Smith <dsmith@redhat.com>
To: swood@fotofor.biz
Cc: systemtap <systemtap@sourceware.org>
Subject: Re: freezes stap
Date: Thu, 19 Jul 2018 20:54:00 -0000 [thread overview]
Message-ID: <CAKFOr-bD1JP1e4qbC+vRroeUicn5q9gAqcCqiCejWRSpN8_r=A@mail.gmail.com> (raw)
In-Reply-To: <CAM_jxg3x9-0RmqqmTAZh+6OQ-+A9s7Uk5zN=J6h31eRtyS7hqg@mail.gmail.com>
I believe it is happening because the probe registration is failing.
Fix your debuginfo problem and it should act the way it is supposed
to.
On Thu, Jul 19, 2018 at 3:47 PM Anton Kiryushkin <swood@fotofor.biz> wrote:
>
> Hello, David.
>
> Thank you for the answer.
> I've tried your variant and it has worked the same: it didn't stop until I pressed ctrl+c.
> It's not a problem with the last warning. I confused with the stap doesn't stop.
>
> 2018-07-19 21:38 GMT+01:00 David Smith <dsmith@redhat.com>:
>>
>> OK, I have to confess I'm confused by your email. But, let me try to
>> tell you what is supposed to happen.
>>
>> When you run
>>
>> # stap -v -e 'probe vfs.read {printf("read performed\n")}'
>>
>> systemtap should build a kernel module, install it, attach the probe,
>> then sit and wait for a probe hit. Systemtap will wait around until
>> the script exits or the user hits control-C. At that point systemtap
>> will uninstall the kernel module.
>>
>> If you want the script to exit on the first probe hit, you'd need to
>> change your script to:
>>
>> # stap -v -e 'probe vfs.read {printf("read performed\n"); exit() }'
>>
>> The above is what is supposed to happen. In your case, you are getting
>> a couple of warnings/errors:
>>
>> 1) WARNING: cannot find module nfs debuginfo: No DWARF information
>> found [man warning::debuginfo]
>>
>> I'm actually not 100% sure why you are getting that warning, since
>> vfs.read doesn't probe the nfs subsystem. But, I guess systemtap still
>> parses the entire tapset library.
>>
>> But, that certainly looks like you either: (1) don't have the complete
>> kernel debuginfo installed; or (2) have the wrong version of the
>> kernel debuginfo installed.
>>
>> 2) WARNING: probe kernel.function("vfs_read@../fs/read_write.c:418")
>> (address 0xffffffff95232f70) registration error (rc -84)
>>
>> That one is fairly fatal. Your probe couldn't be registered, and
>> returned -84. Since your probe couldn't be registered, the module
>> won't really do anything.
>>
>> So, to fix your problem, the first thing to do is make sure your
>> kernel debuginfo *exactly* matches your kernel.
>>
>> On Thu, Jul 19, 2018 at 10:38 AM Anton Kiryushkin <swood@fotofor.biz> wrote:
>> >
>> > Hello.
>> >
>> > I have a strange problem with the stap and simple script. After I have run
>> > a simple script I can't wait for its end:
>> >
>> >
>> > # stap -v -e 'probe vfs.read {printf("read performed\n")}'
>> > Pass 1: parsed user script and 470 library scripts using
>> > 97916virt/50520res/5428shr/45572data kb, in 240usr/40sys/287real ms.
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module sunrpc debuginfo: No DWARF information found
>> > [man warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > WARNING: cannot find module nfs debuginfo: No DWARF information found [man
>> > warning::debuginfo]
>> > Pass 2: analyzed script: 1 probe, 0 functions, 7 embeds, 0 globals using
>> > 263728virt/218112res/7264shr/211384data kb, in 3090usr/730sys/3693real ms.
>> > Pass 3: translated to C into
>> > "/tmp/stapK3JI85/stap_970cd2b18b35927133508c934b0e0766_2484_src.c" using
>> > 263728virt/218240res/7392shr/211384data kb, in 10usr/30sys/41real ms.
>> > Pass 4: compiled C into "stap_970cd2b18b35927133508c934b0e0766_2484.ko" in
>> > 11320usr/2330sys/13411real ms.
>> > Pass 5: starting run.
>> > WARNING: probe kernel.function("vfs_read@../fs/read_write.c:418") (address
>> > 0xffffffff95232f70) registration error (rc -84)
>> > ^CPass 5: run completed in 20usr/60sys/361863real ms.
>> >
>> > Only if I press ctrl+C stap was the end.
>> > The kernel is 4.13, the systemstap is 3.2 was built from the last version
>> > from the site.
>> > I haven't an opportunity to build the last one version 3.3.
>> >
>> >
>> > --
>> > Best regards,
>> > Anton Kiryushkin
>>
>>
>>
>> --
>> David Smith
>> Associate Manager
>> Red Hat
>
>
>
>
> --
> Best regards,
> Anton Kiryushkin
>
--
David Smith
Associate Manager
Red Hat
next prev parent reply other threads:[~2018-07-19 20:54 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-19 15:38 Anton Kiryushkin
2018-07-19 20:39 ` David Smith
2018-07-19 20:47 ` Anton Kiryushkin
2018-07-19 20:54 ` David Smith [this message]
2018-07-23 14:22 ` Lukas Berk
2018-07-23 20:01 ` David Smith
2018-07-23 20:48 ` Lukas Berk
2018-07-26 15:24 ` Anton Kiryushkin
2018-07-26 19:07 ` David Smith
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