FSSE.INFO: Resource Limits

Revision [562]

Last edited on 2008-05-16 16:48:30 by FsseInfo

Additions:

==see also==
PluggableAuthenticationModule

Revision [555]

Edited on 2008-05-14 13:35:53 by FsseInfo

Additions:

you must enable ulimits for user in security.conf !
myuser hard nproc 16000
myuser soft nproc 2000
myuser hard nofile 65000
myuser soft nofile 1000
if [ $USER = "myuser" ] ; then
ulimit -u 10000

Deletions:

oracle soft nproc 2047
oracle hard nproc 16384
oracle soft nofile 1024
oracle hard nofile 65536
if [ $USER = "oracle" ] ; then
ulimit -u 16384

Revision [554]

Edited on 2008-05-14 12:08:48 by FsseInfo

Additions:

1) if you are using SSH to connect to your server you may not even be able to use ulimit at all and might get an error as soon as you connect/login if there is a ulimit command in one of your startup scripts (unless you disable SSH PrivilegeSeparation) !

Deletions:

~~1) if you are using SSH to conect to your server you may not even be able to use ulimit at all unless you disable PrivilegeSeparation !~~

Revision [553]

Edited on 2008-05-14 12:05:20 by FsseInfo

Additions:

resource limits are defined for each shell and its processes there are hard limits and soft limits
ulimit -{H|S}a displays your current resource limits
$ ulimit -Ha
core file size (blocks, -c) unlimited
open files (-n) 500
stack size (kbytes, -s) unlimited
$ ulimit -Sa
open files (-n) 300

Deletions:

resource limits are defined for each shell and its processes
ulimit -a displays your current resource limits
$ ulimit -a
open files (-n) 1024

Revision [550]

Edited on 2008-05-14 11:52:53 by FsseInfo

Additions:

UlimitSwitches

Revision [548]

Edited on 2008-05-14 11:40:20 by FsseInfo

Additions:

1) you may not be able to use ulimit to INCREASE your resource limits
1) if you are using SSH to conect to your server you may not even be able to use ulimit at all unless you disable PrivilegeSeparation !
1) ulimit switches are different in bash and ksh

Deletions:

you may not be able to use ulimit to INCREASE your resource limits and if you are using SSH to conect to your server you may not even be able to use ulimit at all unless you disable PrivilegeSeparation !

Revision [547]

The oldest known version of this page was created on 2008-05-14 11:38:29 by FsseInfo