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Tag Archives: ONNN
访问ASM的ONNN进程占用大量CPU
客户的11.2 RAC环境中突然一个O002进程占用了100%的CPU,且一直不释放。 导致这个问题的原因应该是通过ASMCMD工具从ASM中拷贝了一个归档日志到本地磁盘,随后就发现一个ora_ [root@node-2 ~]# top top – 21:14:25 up 257 days, 4:33, 2 users, LOAD average: 1.69, 1.70, 1.56 Tasks: 994 total, 2 running, 991 sleeping, 0 stopped, 1 zombie Cpu(s): 2.2%us, 0.1%sy, 0.0%ni, 97.5%id, 0.2%wa, 0.0%hi, 0.0%si, 0.0%st … Continue reading