On Sun, 7 May 2006, Dmitry Morozovsky wrote:
DM> KK> > Also, as an FYI, several quota-related snapshot fixes went into CVS
in the
DM> KK> > last 24-48 hours. Once they've settled for a few weeks, and assuming
they
DM> KK> > don't have complex dependencies, they will get merged to RELENG_6.
DM> KK> > Presumably if there is sufficient demand, and they adequately address
the
DM> KK> > reports of deadlocks with quotas+snapshots, they could be merged to
DM> KK> > RELENG_6_1 as an errata update.
DM> KK>
DM> KK> The fixes seem to indeed correct all the deadlocks I was seeing. I
DM> KK> don't have time to produce a 6.x patch now though, but it should be a
DM> KK> simple matter for someone else to do.
DM>
DM> FWIW, for me it is much stabler too, at least in normal load patterns.
I'll
DM> spend a bit of time to stress-test this on our Samba quota-enabled server
DM> during our long weekend (today-to-Tuesday) to catch possible rare races.
Alas, it is locked again:
[EMAIL PROTECTED]:~# ps axlww | grep snap
0 32 0 0 -4 0 0 8 snaplk DL ?? 0:04.55 [bufdaemon]
0 35 0 0 -4 0 0 8 snaplk DL ?? 0:01.11
[softdepflush]
0 45080 45061 0 -4 0 5980 2768 snaplk D ?? 0:00.09
/usr/local/sbin/smbd -D
0 46040 46039 0 -4 0 4492 3616 snaplk D+ p1 0:15.04 rsync -av
/ar/winroot/distrib/ /st/winroot/tmp/distrib-temp/
1002 46116 726 0 -4 0 1612 1144 snaplk D+ p3 0:00.00 ls -GF -la
/st/.snap/
Unfortunately, this was with non-debug kernel. I'm trying to reproduce the lock
with debug kernel right now, but still with no luck - sometimes machine is
almost hangs but up to now revives 4 or 5 times.
Sincerely,
D.Marck [DM5020, MCK-RIPE, DM3-RIPN]
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*** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- [EMAIL PROTECTED] ***
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