问题描述
故障前ASM报错：
Dump file /oracle/product/db12c/diag/rdbms/xqrdb4/xqrdb42/incident/incdir_388641/xqrdb42_m001_50695_i388641.trc
Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production
Build label: RDBMS_12.2.0.1.0_LINUX.X64_170125
ORACLE_HOME: /oracle/product/db12c/db_1
System name: Linux
Node name: xw-ppqrdb-42
Release: 3.10.0-693.el7.x86_64
Version: #1 SMP Thu Jul 6 19:56:57 EDT 2017
Machine: x86_64
Instance name: xqrdb42
Redo thread mounted by this instance: 2
Oracle process number: 180
Unix process pid: 50695, image: oracle@xw-ppqrdb-42 (M001)
*** 2019-07-18T19:34:41.546393+08:00
*** SESSION ID:(1143.55766) 2019-07-18T19:34:41.546418+08:00
*** CLIENT ID:() 2019-07-18T19:34:41.546424+08:00
*** SERVICE NAME:(SYS$BACKGROUND) 2019-07-18T19:34:41.546429+08:00
*** MODULE NAME:(MMON_SLAVE) 2019-07-18T19:34:41.546435+08:00
*** ACTION NAME:(Monitor Tablespace Thresholds) 2019-07-18T19:34:41.546448+08:00
*** CLIENT DRIVER:() 2019-07-18T19:34:41.546454+08:00
[TOC00000]
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[TOC00001]
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
