Date: Tue, 11 Mar 2014 10:45:18 +0200 From: Alexander Yerenkow <yerenkow@gmail.com> To: Marcelo Gondim <gondim@bsdinfo.com.br> Cc: FreeBSD Stable Mailing List <freebsd-stable@freebsd.org> Subject: Re: sshd with zombie process on FreeBSD 10.0-STABLE Message-ID: <CAPJF9wnVOYjTXB0A1wyzwvCj-Tvx_u2uYLW72-wDuz-QZpwT4w@mail.gmail.com> In-Reply-To: <531A6C66.2010101@bsdinfo.com.br> References: <53016D97.5030909@bsdinfo.com.br> <53066B59.5000709@yandex.ru> <531A6C66.2010101@bsdinfo.com.br>
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Could you try to change shell to simple "sh" and see if this helps? This could be due to non-atomic work with history file when multiple clients log off, causing csh produce large broken history files. This is not 100% your case, but you could at least try :) 2014-03-08 3:03 GMT+02:00 Marcelo Gondim <gondim@bsdinfo.com.br>: > Em 20/02/14 17:53, Andrey V. Elsukov escreveu: > > On 17.02.2014 06:01, Marcelo Gondim wrote: >> >>> Hi all, >>> >>> I have noticed zombie processes on the system after a few lost >>> connections on ssh. >>> >>> # ps afx >>> [...] >>> 8045 - Is 0:00.01 sshd: unknown [priv] (sshd) >>> 8046 - Z 0:00.01 <defunct> >>> 8054 - IW 0:00.00 sshd: unknown [pam] (sshd) >>> 28146 - Is 0:00.01 sshd: unknown [priv] (sshd) >>> 28147 - Z 0:00.01 <defunct> >>> 28155 - IW 0:00.00 sshd: unknown [pam] (sshd) >>> 43320 - Is 0:00.01 sshd: unknown [priv] (sshd) >>> 43321 - Z 0:00.01 <defunct> >>> 43322 - IW 0:00.00 sshd: unknown [pam] (sshd) >>> 73413 - Is 0:00.01 sshd: unknown [priv] (sshd) >>> 73414 - Z 0:00.01 <defunct> >>> 73430 - IW 0:00.00 sshd: unknown [pam] (sshd) >>> [...] >>> >>> Processes do not die with kill-9. >>> Anyone else noticed this? >>> >> Hi, >> >> I use autossh and usually my system has several tens of sshd's zombies >> after few days uptime. >> >> 11.0-CURRENT #6 r262183 >> >> New system update and the problem with zombie sshd processes continue. > I noticed that this happens more often when the system has many remote > access via ssh. This problem has been happening to me since the FreeBSD > 10.0R. > > # uname -a > FreeBSD bart.xxxxx.com.br 10.0-STABLE FreeBSD 10.0-STABLE #5 r262657: Tue > Mar 4 14:53:08 BRT 2014 root@bart.xxxxx.com.br:/usr/obj/usr/src/sys/GONDIM10 > amd64 > > Thanks and best regards, > > Gondim > > > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" > -- Regards, Alexander Yerenkow
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