Displaying 4 results from an estimated 4 matches for "cpu_clk".
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2012 Sep 12
2
Deadlock in btrfs-cleaner, related to snapshot deletion
...4] [<ffffffff816a686d>] system_call_fastpath+0x1a/0x1f
[ 386.319881] Sched Debug Version: v0.10, 3.6.0-030600rc5-generic #201209082035
[ 386.319885] ktime : 386839.691480
[ 386.319889] sched_clk : 386319.878549
[ 386.319893] cpu_clk : 386319.878681
[ 386.319896] jiffies : 4294989005
[ 386.319899] sched_clock_stable : 1
[ 386.319901]
[ 386.319903] sysctl_sched
[ 386.319907] .sysctl_sched_latency : 12.000000
[ 386.319...
2013 Jun 10
1
btrfs-cleaner Blocked on xfstests 068
...l+0x5e/0x85
[ 413.409157] [<ffffffff8161fdc6>] system_call_fastpath+0x1a/0x1f
[ 413.409157] Sched Debug Version: v0.10, 3.10.0-rc5 #1
[ 413.409157] ktime : 413409.686757
[ 413.409157] sched_clk : 413319.289340
[ 413.409157] cpu_clk : 413409.157122
[ 413.409157] jiffies : 4295080704
[ 413.409157] sched_clock_stable : 0
[ 413.409157] sysctl_sched
[ 413.409157] .sysctl_sched_latency : 12.000000
[ 413.409157] .sysctl_...
2012 Jul 31
2
Btrfs Intermittent ENOSPC Issues
I''ve been working on running down intermittent ENOSPC issues.
I can only seem to replicate ENOSPC errors when running zlib
compression. However, I have been seeing similar ENOSPC errors to a
lesser extent when playing with the LZ4HC patches.
I apologize for not following up on this sooner, but I had drifted
away from using zlib, and didn''t notice there was still an issue.
My
2012 Aug 01
7
[PATCH] Btrfs: barrier before waitqueue_active
We need an smb_mb() before waitqueue_active to avoid missing wakeups.
Before Mitch was hitting a deadlock between the ordered flushers and the
transaction commit because the ordered flushers were waiting for more refs
and were never woken up, so those smp_mb()''s are the most important.
Everything else I added for correctness sake and to avoid getting bitten by
this again somewhere else.