* Re: How to find out, what "pdflush" is working on
[not found] ` <48D003F1.50101@redhat.com>
@ 2008-09-26 21:26 ` Frank Ch. Eigler
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From: Frank Ch. Eigler @ 2008-09-26 21:26 UTC (permalink / raw)
To: Chris Snook
Cc: Martin Knoblauch, linux-kernel, Peter zijlstra, Fengguang Wu, systemtap
> [...]
>> Is there a way to find out what a certain instance of "pdflush" is
>> working on? Like which block-device or which fliesystem it is
>> writing to? [...]
Something based upon the following systemtap script may help:
probe kernel.function("__writeback_single_inode") {
if (execname() == "pdflush")
printf("pdflush %d writeback bdev %x inode %x\n", tid(), $inode->i_rdev, $inode->i_ino)
}
Other fields are available as $inode->FOO.
- FChE
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[not found] ` <48D003F1.50101@redhat.com>
2008-09-26 21:26 ` How to find out, what "pdflush" is working on Frank Ch. Eigler
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