Re: ulimit [SOLVED]

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On Sun, Apr 11, 2010 at 03:49:04PM +0100, Miguel Medalha wrote:
> 
> In my case, I am doing the change because of Samba. When you run 
> tesparm, the lastest versions of Samba give the following warning:
> 
> rlimit_max: rlimit_max (1024) below minimum Windows limit (16384)
> 
> When I add the line "ulimit -n 1024" to /etc/profile, the warning 
> disappears, even after a reboot.
> So, this certainly works for processes running as root.

It's not related to root/nonroot.  If you run these things when logged
in, /etc/profile has been read in, so your subprocesses all inherit the
ulimit.  On boot, it's not clear to me whether /etc/profile is read,
since I would guess that's not a login shell.  (I suppose you could also
test this via cron or at, since IIRC those programs do not provide a
login shell either (unless asked for?).)

> But you are right in that it will probably depend on the particular user 
> requirement.

In any case, if surviving the boot process is desired, the changes
should specifically be tested at boot, not just from a root login
shell.  This issue trips up even seasoned administrators (*ahem*).

--keith

-- 
kkeller@xxxxxxxxxxxxx

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