Messages in this thread | | | Date | Sat, 14 Aug 1999 13:24:11 -0400 (EDT) | From | Chuck Lever <> | Subject | Re: Do ulimits show up in /proc? |
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there's an rlimit patch at:
http://www.citi.umich.edu/projects/linux-scalability/projects/patches
but it's for an older version of linux (2.2.3) and only supports reading, not writing, another processes resource limits.
On Thu, 12 Aug 1999, Bernd Rinn wrote:
> Date: Thu, 12 Aug 1999 14:37:45 +0200 > From: Bernd Rinn <bernd@hamilton1.physik.uni-konstanz.de> > To: linux-kernel@vger.rutgers.edu > Subject: Do ulimits show up in /proc? > > Hi, > > is there a proper way (or is there a way _at all_) for a process to > see (and modify in the case of authorized processes) the ulimits of > another process, especially RLIMIT_CPU? Something like sys_getrlimit() > with an additional PID-argument? I would expect this information to > show up somewhere in /proc/PID/stat, but the only ulimit present there > is RLIMIT_RSS. Would it be a possible security hole to give this > information in /proc/PID/stat? > > And yet another question (but related for our purposes): are there > plans to include a cummulative CPU time limit for a process and all its > children into the kernel, as one needs it for a batch-queuing system to > be able to enforce a 'per request' CPU time limit? > > Thank you in advance for your help. > > Cheers, > > Bernd > > PS: Please CC answers to me, because I am not on the list. > -- > Bernd Rinn > Fakultaet fuer Physik > Universitaet Konstanz > > Tel. 07531/88-3812, > e-mail: Bernd.Rinn@uni-konstanz.de > PGP-Fingerprint: 1F AC 31 64 FF EF A9 67 6E 0D 4C 26 0B E7 ED 5C > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.rutgers.edu > Please read the FAQ at http://www.tux.org/lkml/ >
- Chuck Lever -- corporate: <chuckl@netscape.com> personal: <chucklever@netscape.net> or <cel@monkey.org>
The Linux Scalability project: http://www.citi.umich.edu/projects/linux-scalability/
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