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标题: ORA-27301: OS Failure Message: No Buffer Space Available / ORA-27302: failure... [打印本页]

作者: 郑全 时间: 2018-6-27 17:15
标题: ORA-27301: OS Failure Message: No Buffer Space Available / ORA-27302: failure...

In this Document

Symptoms

Cause

Solution

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 and later

Oracle Database - Standard Edition - Version 11.2.0.4 to 11.2.0.4 [Release 11.2]

Information in this document applies to any platform.

Symptoms

Error reported during RMAN backup

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 Source Script: rman_backup.ksh

Cause

MTU of loopback adapter too high

lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1 (Local Loopback)
RX packets 392813331 bytes 87660546735 (81.6 GiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 392813331 bytes 87660546735 (81.6 GiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

Solution

Change the MTU of loopback adapter to 16384

# ifconfig lo mtu 16384

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