ORA-27154: post/wait create failed

ORA-27154: post/wait create failed
ORA-27300: OS system dependent operation:semget failed with status: 28
ORA-27301: OS failure message: No space left on device
ORA-27302: failure occurred at: sskgpsemsper

Correcting the kernel setting in sysctl.conf should resolve the issue :
as root:

[root@omr ~]# vi /etc/sysctl.conf

kernel.sem 250 3200 100 256

[root@omr ~]# sysctl -p