ORA-27301: OS failure message: No buffer space available

报错

skgxpvfynet: mtype: 61 process 62419 failed because of a resource problem in the OS. The OS has most likely run out of buffers (rval: 4)
Errors in file /u01/app/oracle/diag/rdbms/prod/prod2/trace/prod2_j001_62419.trc (incident=33954):
ORA-00603: ORACLE server session terminated by fatal error
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-27302: failure occurred at: sskgxpsnd2
opidrv aborting process J001 ospid (62419) as a result of ORA-603