ORA-27300: OS system dependent operation:semget failed, ORA-27301

— błędy mogą wystąpić podczas praktycznie każdej operacji: exp/impdp, start instancji DB itp.

ORA-27504: IPC error creating OSD context
ORA-27300: OS system dependent operation:sendmsg failed with status: 105
ORA-27301: OS failure message: No buffer space available

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: sskgpcreates