Displaying 4 results from an estimated 4 matches for "sigtimedwait".
2001 Sep 18
1
SIGCHLD race condition?
...though the child has exited.
In this situation, the child is clearly visible as a zombie; we have
also seen the situation where there is no zombie child. I've not been
able to reproduce this situation.
I think that the correct way to fix this would probably be to use
something like SIGIO and sigtimedwait() rather than select(), but that
would be a substantial change. A simple fix for this problem would be to
set a maximum timeout on the select() call of e.g. 15s. Are there any
complications or bugs that could be introduced by such a change?
Paul
2009 Apr 01
4
ZFS Locking Up periodically
I''ve recently re-installed an X4500 running Nevada b109 and have been
experiencing ZFS lock ups regularly (perhaps once every 2-3 days).
The machine is a backup server and receives hourly ZFS snapshots from
another thumper - as such, the amount of zfs activity tends to be
reasonably high. After about 48 - 72 hours, the file system seems to lock
up and I''m unable to do anything
2008 Aug 25
11
pid-provider sees ld.so.1 only
I''m trying to do some userspace tracing on a server-process with the pid provider.
My problem is, that the only probes the pid-provider lists for the server-process (to which I attach dtrace with "-p nnnn") are coming from "ld.so.1".
There''s not a single one from my modules.
If I''m specifying "a.out" (or any of our shared-objects) as the
2010 Jun 28
23
zpool import hangs indefinitely (retry post in parts; too long?)
Now at 36 hours since zdb process start and:
PID USERNAME SIZE RSS STATE PRI NICE TIME CPU PROCESS/NLWP
827 root 4936M 4931M sleep 59 0 0:50:47 0.2% zdb/209
Idling at 0.2% processor for nearly the past 24 hours... feels very stuck. Thoughts on how to determine where and why?
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