2011年1月09日数据库实例停了，报错如正文

19:45:56  Maximum server connections 101
19:47:04  Assert Failed: Page Check Error in challoc:bad chunk free list page2
19:47:04  IBM Informix Dynamic Server Version 9.40.FC3W1
19:47:04   Who: Session(1249419, , 25334, 1bd2b5100)
                Thread(2504667, sqlexec, 1b7f1a840, 10)
                File: rsdebug.c Line: 1047
19:47:04   Results: Possible inconsistencies in a Chunk Freelist page
19:47:04   Action: Run 'oncheck -ce' and/or restore affected DBSpace
19:47:04  stack trace for pid 17371 written to /tmp/af.3bc3a037
19:47:04   See Also: /tmp/af.3bc3a037, shmem.3bc3a037.0
19:47:04  Logical Log 245288 Complete, timestamp:-641332649.
19:47:48  Page Check Error in challoc:bad chunk free list page2

 

早晨一大早就接到电话，说应用报错‘发声意外’，急速赶到单位，发现实例停了，

oninit -v ，顺利启动。

回过头查原因，发现在online.log里日志如上，在tmp文件夹下有N多af.xxx,shmem.xxx文件。

tmp空间占用达到 97%