From: Arnaldo Carvalho de Melo <acme@redhat.com>
To: David Ahern <dsahern@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
Hemant Kumar <hemant@linux.vnet.ibm.com>,
Namhyung Kim <namhyung@kernel.org>,
linux-kernel@vger.kernel.org, srikar@linux.vnet.ibm.com,
oleg@redhat.com, hegdevasant@linux.vnet.ibm.com,
mingo@redhat.com, systemtap@sourceware.org,
aravinda@linux.vnet.ibm.com, penberg@iki.fi,
brendan.d.gregg@gmail.com,
"yrl.pp-manager.tt@hitachi.com"
<yrl.pp-manager.tt@hitachi.com>
Subject: Re: [RFC] perf-cache command interface design
Date: Fri, 07 Nov 2014 15:33:00 -0000 [thread overview]
Message-ID: <20141107153302.GB2137@redhat.com> (raw)
In-Reply-To: <545CE239.6050205@gmail.com>
Em Fri, Nov 07, 2014 at 08:16:09AM -0700, David Ahern escreveu:
> On 11/7/14, 1:42 AM, Peter Zijlstra wrote:
> >On Fri, Nov 07, 2014 at 05:21:08PM +0900, Masami Hiramatsu wrote:
> >>The paths of buildid cache of binary/symbols are not changed.
> >
> >Could we get an option in .perfconfig to disable the buildid cache? Its
> >pointless diskspace wastage for some of us.
>
> I was going to respond with the same. This:
>
> [buildid]
> # Default, disable using /dev/null
> dir = /dev/null
>
> disables the build-id cache. Hopefully that extends to all the other
> caches getting discussed.
I think this can even be something Kconfig'ed, and we can provide a
.config file for people like Peter that want as barebone a perf he can
get over with :-)
/me needs to try that last perf Kconfig patchkit...
- Arnaldo
next prev parent reply other threads:[~2014-11-07 15:33 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-02 12:40 [PATCH v4 0/5] perf/sdt: SDT events listing/probing Hemant Kumar
2014-11-02 12:41 ` [PATCH v4 1/5] perf/sdt: ELF support for SDT Hemant Kumar
2014-11-02 12:42 ` [PATCH v4 4/5] perf/sdt: Delete SDT events from cache Hemant Kumar
2014-11-02 12:42 ` [PATCH v4 3/5] perf/sdt: Show SDT cache contents Hemant Kumar
2014-11-02 12:42 ` [PATCH v4 2/5] perf/sdt: Add SDT events into a cache Hemant Kumar
2014-11-02 12:43 ` [PATCH v4 5/5] perf/sdt: Add support to perf record to trace SDT events Hemant Kumar
2014-11-04 7:38 ` Namhyung Kim
2014-11-04 8:06 ` Hemant Kumar
2014-11-04 12:57 ` Masami Hiramatsu
[not found] ` <5459BD3E.7010804@linux.vnet.ibm.com>
2014-11-05 6:51 ` Hemant Kumar
2014-11-05 9:07 ` Masami Hiramatsu
2014-11-05 13:28 ` Arnaldo Carvalho de Melo
2014-11-05 7:06 ` Namhyung Kim
2014-11-05 9:05 ` Masami Hiramatsu
2014-11-06 2:16 ` Josh Stone
2014-11-06 5:34 ` Masami Hiramatsu
2014-11-06 7:06 ` Hemant Kumar
2014-11-06 14:56 ` Masami Hiramatsu
2014-11-07 8:21 ` [RFC] perf-cache command interface design Masami Hiramatsu
2014-11-07 8:42 ` Peter Zijlstra
2014-11-07 13:58 ` [PATCH RESEND 1/2] perf tools: Move disable_buildid_cache() to util/build-id.c Namhyung Kim
2014-11-07 13:58 ` [PATCH 2/2] perf tools: Add record.use-buildid-cache config option Namhyung Kim
2014-11-07 15:16 ` [RFC] perf-cache command interface design David Ahern
2014-11-07 15:33 ` Arnaldo Carvalho de Melo [this message]
2014-11-07 10:51 ` Hemant Kumar
2014-11-08 4:15 ` Masami Hiramatsu
2014-11-07 14:38 ` Arnaldo Carvalho de Melo
2014-11-08 4:26 ` Masami Hiramatsu
2014-11-07 14:43 ` Namhyung Kim
2014-11-08 4:38 ` Masami Hiramatsu
2014-11-10 10:59 ` Masami Hiramatsu
2014-11-10 12:23 ` Arnaldo Carvalho de Melo
2014-11-11 6:53 ` Masami Hiramatsu
2014-11-11 13:10 ` Arnaldo Carvalho de Melo
2014-11-12 15:26 ` Masami Hiramatsu
2014-11-17 3:09 ` Namhyung Kim
2014-11-17 3:17 ` Masami Hiramatsu
2014-11-17 22:09 ` Masami Hiramatsu
2014-11-18 4:51 ` Namhyung Kim
2014-11-18 11:16 ` Masami Hiramatsu
2014-11-18 4:41 ` Namhyung Kim
2014-11-18 10:32 ` Masami Hiramatsu
2014-11-17 18:59 ` Arnaldo Carvalho de Melo
2014-11-18 4:46 ` Namhyung Kim
2014-11-10 12:05 ` Hagen Paul Pfeifer
2014-11-10 12:31 ` Arnaldo Carvalho de Melo
2014-11-10 12:50 ` Peter Zijlstra
2014-11-10 13:37 ` Hagen Paul Pfeifer
2014-11-05 18:24 ` [PATCH v4 5/5] perf/sdt: Add support to perf record to trace SDT events Hemant Kumar
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