Dear All,

my server: Release 8.0.0.GA.5434.UBUNTU12.64 UBUNTU12_64 FOSS edition, memory: 2GB

Have been running about 1-2 month, there was no problem. Today there was a problem with log like this:

130128 13:03:32 mysqld_safe Starting mysqld daemon with databases from /opt/zimbra/db/data
130128 13:03:32 InnoDB: The InnoDB memory heap is disabled
130128 13:03:32 InnoDB: Mutexes and rw_locks use GCC atomic builtins
130128 13:03:32 InnoDB: Compressed tables use zlib
130128 13:03:32 InnoDB: Initializing buffer pool, size = 1.1G
InnoDB: mmap(1240563712 bytes) failed; errno 12
130128 13:03:32 InnoDB: Completed initialization of buffer pool
130128 13:03:32 InnoDB: Fatal error: cannot allocate memory for the buffer pool
130128 13:03:32 [ERROR] Plugin 'InnoDB' init function returned error.
130128 13:03:32 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.
130128 13:03:32 [ERROR] Unknown/unsupported storage engine: InnoDB
130128 13:03:32 [ERROR] Aborting

130128 13:03:32 [Note] /opt/zimbra/mysql/bin/mysqld: Shutdown complete

130128 13:03:32 mysqld_safe mysqld from pid file /opt/zimbra/db/ ended

zmcontrol status:
antispam Running
antivirus Running
ldap Running
logger Running
mailbox Stopped
mysql.server is not running.
memcached Running
mta Running
snmp Running
spell Running
stats Stopped
zmconfigd Running

i have follow mysql crash on wiki, after follow that wiki server running well, but in 5 minutes next, the server crash again. I don't know what is the problem cause.

Thank you for help, i appreciate your help.

thank you