Skip site navigation (1)Skip section navigation (2)
Date:      Wed, 23 Apr 2008 13:45:09 -0500
From:      Dan Nelson <dnelson@allantgroup.com>
To:        WaW <wawaka@gmail.com>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: zeroed fields in ps output
Message-ID:  <20080423184507.GD99910@dan.emsphone.com>
In-Reply-To: <9fce1cdb0804230932o5a39ccd1p3b38527411b9bd13@mail.gmail.com>
References:  <9fce1cdb0804230932o5a39ccd1p3b38527411b9bd13@mail.gmail.com>

next in thread | previous in thread | raw e-mail | index | archive | help
In the last episode (Apr 23), WaW said:
> I have noticed something strange with some processes running in my
> system. Look at ps output below: it says that nfsd, smbd and zsh are
> running for ~13992 days, that means their ELAPSED field == 0 in unix
> time. Moreover, RSS field also == 0. This happens in 1-2 days after
> system is booted up. Is this a bug or a feature?
> 
> System is 7.0-RELEASE/amd64. And if it makes sense - nfs and samba do
> export zfs filesystems.
> 
> USER      PID %CPU %MEM   VSZ   RSS      ELAPSED STARTED STAT COMMAND
> root      675  0.0  0.0  1616     0 13992-16:28:05 -       IWs  /sbin/devd
> root      784  0.0  0.0  3572     0 13992-16:28:05 -       IWs  nfsd:
> root      786  0.0  0.0  3572     0 13992-16:28:05 -       IW   nfsd:
> root      787  0.0  0.0  3572     0 13992-16:28:05 -       IW   nfsd:
> root      788  0.0  0.0  3572     0 13992-16:28:05 -       IW   nfsd:
> root      789  0.0  0.0  3572     0 13992-16:28:05 -       IW   nfsd:
> root      846  0.0  0.0 30000     0 13992-16:28:05 -       IW /usr/local/sbin/smbd -D -s /usr/local/etc/smb.conf
> waw      1021  0.0  0.0 17372     0 13992-16:28:05 -       IWs  /bin/zsh
> waw      1026  0.0  0.0 16220     0 13992-16:28:05 -       IWs  /bin/zsh
> root     1030  0.0  0.0 19400     0 13992-16:28:05 -       IW   su -

Processes with a W in the second column of STAT have been completely
swapped out; That definitely explains why RSS=0, and may explain why
etime is unavailable.  ps should probably print a "-" there (like it
does for STARTED) instead of an obviously wrong value.

-- 
	Dan Nelson
	dnelson@allantgroup.com



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20080423184507.GD99910>