[求助] 2G內(nèi)存卻很快就出現(xiàn)Out of memory，請是不是哪里設(shè)置有問題？

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2G內(nèi)存卻經(jīng)常很快就出現(xiàn)Out of memory，請是不是哪里設(shè)置有問題？
Aug  3 05:46:23 root123 kernel: Out of memory: Kill process 1469 (httpd) score 7 or sacrifice child
Aug  3 05:46:23 root123 kernel: Killed process 1469, UID 1000, (httpd) total-vm:164248kB, anon-rss:2708kB, file-rss:196kB
Aug  3 05:46:47 root123 kernel: httpd invoked oom-killer: gfp_mask=0x200da, order=0, oom_adj=0, oom_score_adj=0
Aug  3 05:46:47 root123 kernel: httpd cpuset=/ mems_allowed=0
Aug  3 05:46:47 root123 kernel: Pid: 10098, comm: httpd Not tainted 2.6.32-358.6.2.el6.x86_64 #1
Aug  3 05:46:47 root123 kernel: Call Trace:



后臺我選擇的mysql優(yōu)化方案是：mysql小內(nèi)存(256.512).但還是經(jīng)常出現(xiàn)、


老大請求幫助解決，謝謝~