AIX file Ulimit modification

check the file:

[root@sapdev:/etc/security/]#ls -ls |grep limits

   4 -rw-r-----    1 root     security       1361 Oct 11 13:53 limits

edit:

vi /etc/security/limits-->

default:

        fsize = 2097151 -->  -1

        core = 2097151   -->  -1

        cpu = -1

        data = 262144    -->  -1

        rss = 65536      -->  -1

        stack = 65536    -->  -1

        nofiles = 2000   -->  -1

:wq

that is modified to

default:

        fsize = -1

        fsize_hard = -1

        core = -1

        core_hard = -1

        cpu = -1

        data = -1

        rss = -1

        stack = -1

        nofiles = -1

 Re-login after modification takes effect

View parameters, unchanged:

[root@sapdev:/etc/security/]#ulimit -a

time(seconds)        unlimited

file(blocks)         2097151

data(kbytes)         131072

stack(kbytes)        32768

memory(kbytes)       32768

coredump(blocks)     2097151

nofiles(descriptors) 2000

[root@sapdev:/etc/security/]#exit

Log back in, check again, it's changed:

[root@sapdev://]#ulimit -a

time(seconds)        unlimited

file(blocks)         unlimited

data(kbytes)         unlimited

stack(kbytes)        4194304

memory(kbytes)       unlimited

coredump(blocks)     unlimited

nofiles(descriptors) unlimited