Displaying 1 result from an estimated 1 matches for "unp_gc".
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n_gc
2012 Nov 13
1
thread taskq / unp_gc() using 100% cpu and stalling unix socket IPC
...ss it's some kind of race condition.
Today I had the chance to get a few ddb traces of the 'thread taskq' while the problem was occuring. Every few seconds I ran a ddb script and continued. I got five samples, after that ddb became unresponsive. All of them show the thread executing in unp_gc() like here:
----
unp_gc() at unp_gc+0x81
taskqueue_run_locked() at taskqueue_run_locked+0x85
taskqueue_thread_loop() at taskqueue_thread_loop+0x46
fork_exit() at fork_exit+0x11f
fork_trampoline() at fork_trampoline+0xe
----
See all samples under [3].
This is consistent with some textdumps and dd...