系统默认分配的共享内存太小，导致zabbix_server无法启动一例

 某台在重启zabbix_Server<安装在ubuntu server上>后，一启动zabbix_server进程，发现端口没有成功侦听。

查看日志有报:

  1717:20120915:143945.838 Starting Zabbix Server. Zabbix 1.8.10 (revision 24303).

  1717:20120915:143945.838 ****** Enabled features ******

  1717:20120915:143945.838 SNMP monitoring:           YES

  1717:20120915:143945.838 IPMI monitoring:            NO

  1717:20120915:143945.839 WEB monitoring:            YES

  1717:20120915:143945.839 Jabber notifications:      YES

  1717:20120915:143945.839 Ez Texting notifications:  YES

  1717:20120915:143945.839 ODBC:                       NO

  1717:20120915:143945.839 SSH2 support:               NO

  1717:20120915:143945.839 IPv6 support:               NO

  1717:20120915:143945.839 ******************************

  1717:20120915:143945.844 cannot allocate shared memory of size 33795295: [22] Invalid argument

  1717:20120915:143945.844 cannot allocate shared memory for history cache

 

解决方法: http://www.zabbix.org/wiki/How_to/configure_shared_memory

 

将分配的内存共享空间调大

# vim /etc/sysctl.conf

kernel.shmmax = 67108864

kernel.shmall = 67108864

再次启动，解决。