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Date:      Sun, 31 Jan 2016 18:29:29 +0200
From:      Konstantin Belousov <kostikbel@gmail.com>
To:        Jov <zhao6014@gmail.com>
Cc:        freebsd-hackers@freebsd.org
Subject:   Re: Fwd: [BUGS] BUG #13900: stop standby failed with writer process hang(happen 3 times in 2 days)
Message-ID:  <20160131162929.GI91220@kib.kiev.ua>
In-Reply-To: <CADyrUxM9jWVrUZYkUYP6vxgg_eWOuCqCQTqEERQ6iSq11DjUeA@mail.gmail.com>
References:  <20160130071346.31022.37189@wrigleys.postgresql.org> <CADyrUxM9jWVrUZYkUYP6vxgg_eWOuCqCQTqEERQ6iSq11DjUeA@mail.gmail.com>

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On Sun, Jan 31, 2016 at 11:27:56PM +0800, Jov wrote:
> root@fb:~ # procstat -kk 979
>   PID    TID COMM             TDNAME           KSTACK
> 
>   979 100688 postgres         -                mi_switch+0xe1
> sleepq_timedwait_sig+0x8b _cv_timedwait_sig_sbt+0x18b seltdwait+0xa4
> kern_poll+0x464 sys_poll+0x61 amd64_syscall+0x357 Xfast_syscall+0xfb
> 
Show me 'ps axlHww | grep 979' output.



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