Troubleshooting
Problem
The error 'shmat: [ENOMEM][12]' is not always an operating system problem.
Symptom
When you try to start the database server it fails to go online and you find error messages in the message log similar to:
12:44:24 Physical Recovery Started.
12:44:25 Physical Recovery Complete: 324 Pages Restored.
12:44:25 Logical Recovery Started.
12:44:51 Rollforward of log record failed. iserrno = 126
12:44:52 shmat: [ENOMEM][12]: out of available data
space,check system MAXMEM
12:44:52 out of virtual shared memory
Note: The time stamps of the errors may be different than those shown.
[{"Product":{"code":"SSGU8G","label":"Informix Servers"},"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Component":"--","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF025","label":"Platform Independent"},{"code":"PF008","label":"DYNIX\/ptx"},{"code":"PF010","label":"HP-UX"},{"code":"PF015","label":"IRIX"},{"code":"PF016","label":"Linux"},{"code":"PF026","label":"Reliant UNIX"},{"code":"PF027","label":"Solaris"},{"code":"PF033","label":"Windows"}],"Version":"7.2;7.3;9.2;9.3;9.4;10.0","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}},{"Product":{"code":"SSGU5D","label":"Informix Extended Parallel Server"},"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Component":"Not Applicable","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"All Versions","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]
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Document Information
Modified date:
16 June 2018
UID
swg21153194