Date: Tue, 20 Dec 2016 17:28:09 -0600 From: Eric Badger <eric@badgerio.us> To: freebsd-current@freebsd.org Cc: sgk@troutmask.apl.washington.edu Subject: Re: unkillable firefox Message-ID: <989b8638-e440-258a-5e61-bd1f2a177ef5@badgerio.us> In-Reply-To: <20161220212920.GA69662@troutmask.apl.washington.edu> References: <20161220212920.GA69662@troutmask.apl.washington.edu>
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On 12/20/2016 15:29, Steve Kargl wrote:
> Anyone know how to kill firefox?
>
> last pid: 69652; load averages: 0.49, 0.27, 0.24 up 1+02:40:06 13:16:02
> 126 processes: 1 running, 121 sleeping, 4 stopped
> CPU: 0.8% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> Mem: 2049M Active, 3739M Inact, 496M Laundry, 1365M Wired, 783M Buf, 239M Free
> Swap: 16G Total, 1772K Used, 16G Free
>
> PID USERNAME PRI NICE SIZE RES STATE C TIME WCPU COMMAND
> 63902 kargl 40 0 3157M 2302M STOP 1 10:50 0.00% firefox{firefox}
> 63902 kargl -16 0 3157M 2302M STOP 2 5:46 0.00% firefox{Composit
> 16874 kargl 40 0 740M 330M STOP 1 0:07 0.00% firefox{firefox}
> 16874 kargl -16 0 740M 330M STOP 1 0:00 0.00% firefox{Composit
>
> It seems that firefox is wedged in the thread firefox{Compositor},
> and slowly eating up memory. This is on an amd64 system at
> r310125 and latest firefox from ports. procstat suggests that its
> stuck in a vm sleep queue.
>
> % procstat -k 63902
> PID TID COMM TDNAME KSTACK
> 63902 100504 firefox - mi_switch thread_suspend_switch
> thread_single exit1 sigexit postsig ast
> Xfast_syscall
> 63902 101494 firefox Compositor mi_switch sleepq_wait _sleep
> vm_page_busy_sleep vm_page_sleep_if_busy
> vm_fault_hold vm_fault trap_pfault trap
> calltrap
>
Do you have output of procstat -k for all threads? I'd guess one thread
is busy dumping core.
Eric
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