1.故障状态描述

自己在做压力测试出现如下现象:

MySql-uroot-p
Enterpassword:
ERROR1135:Cantcreateanewthread(errno11).Ifyouarenotoutofavailablememory,

youcanconsultthemanualforapossibleOS-dependentbug

[@rhas31]$perror11
Systemerror:11=Resourcetemporarilyunavailable

MySql命令行无法连接数据库

ps-efw|grepMySql|wc
89113354204625

MySql并发连接数量较大,有890个.


[root@var]#free
totalusedfreesharedbufferscached
Mem:2061584204356818016013864293192
-/+buffers/cache:1736512325072
Swap:20402123466601693552

虚拟内存已经使用了约350M

数据库错误日志没有异常的错误记录.

05031512:01:33MySqldstarted
/app/sql/Index.html'>mysql-4.0.23a/libexec/sql/Index.html'>mysqld:readyforconnections.
Version:4.0.23asocket:/tmp/sql/Index.html'>mysql.sockport:3306Sourcedistribution
05032311:58:10sql/Index.html'>mysqldstarted
/app/sql/Index.html'>mysql-4.0.23a/libexec/sql/Index.html'>mysqld:readyforconnections.
Version:4.0.23asocket:/tmp/sql/Index.html'>mysql.sockport:3306Sourcedistribution
05032313:10:53sql/Index.html'>mysqldstarted
/app/sql/Index.html'>mysql-4.0.23a/libexec/sql/Index.html'>mysqld:readyforconnections.
Version:4.0.23asocket:/tmp/sql/Index.html'>mysql.sockport:3306Sourcedistribution
05032313:10:54/app/sql/Index.html'>mysql-4.0.23a/libexec/sql/Index.html'>mysqld:Cantopenfile:ujoin.MYI.(errno:

145)

top命令显示正常,sql/Index.html'>mysql在正常运行,但程序员反映程序执行慢

(编辑:aniston)