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1#
发表于 2014-7-1 16:24:20
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查看: 2492 |
回复: 0
操作系统
oracle linux 6.3
数据库环境 11.2.0.3.0 双节点的RAC
故障:服务器运行一段时间后,出现ping 同一网段内的其它主机可以通,但是有一台主机不通
重启该主机后,故障消失一段时间。
[oracle@hzpos ogg]$ ping 192.168.2.64
PING 192.168.2.64 (192.168.2.64) 56(84) bytes of data.
^C
不通
--- 192.168.2.64 ping statistics ---
5 packets transmitted, 0 received, 100% packet loss, time 4945ms
[oracle@hzpos ogg]$ ping 192.168.2.65
PING 192.168.2.65 (192.168.2.65) 56(84) bytes of data.
64 bytes from 192.168.2.65: icmp_seq=1 ttl=61 time=36.0 ms
64 bytes from 192.168.2.65: icmp_seq=2 ttl=61 time=32.5 ms
^C
--- 192.168.2.65 ping statistics ---
2 packets transmitted, 2 received, 0% packet loss, time 1416ms
rtt min/avg/max/mdev = 32.564/34.285/36.007/1.731 ms
[oracle@hzpos ogg]$ traceroute 192.168.2.64
traceroute to 192.168.2.64 (192.168.2.64), 30 hops max, 60 byte packets
1 172.20.3.1 (172.20.3.1) 0.166 ms 0.090 ms 0.131 ms
2 117.133.12.5 (117.133.12.5) 51.125 ms 51.082 ms 51.206 ms
3 * * *
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[oracle@hzpos ogg]$ traceroute 192.168.2.65
traceroute to 192.168.2.65 (192.168.2.65), 30 hops max, 60 byte packets
1 172.20.3.1 (172.20.3.1) 0.185 ms 0.114 ms 0.100 ms
2 117.133.12.5 (117.133.12.5) 54.201 ms 54.083 ms 54.226 ms
3 192.168.2.65 (192.168.2.65) 54.724 ms 54.699 ms 54.642 ms
[oracle@hzpos ogg]$
用route -C查看该主机的route缓存
chnap-itd64 172.16.1.100 192.168.2.2 0 2 5 em1
chnap-itd64-vip 192.168.61.56 192.168.2.2 0 0 5 em1
chnap-itd64 192.168.61.56 192.168.2.2 0 0 5 em1
chnap-itd64 172.20.15.250 192.168.2.1 0 1 18 em1
scan-ip 172.20.13.250 192.168.2.1 0 0 8 em1
scan-ip 172.20.15.250 192.168.2.1 0 0 6552 em1
scan-ip 172.20.3.250 192.168.2.1 0 0 9 em1
169.254.1.234 169.254.179.81 169.254.179.81 0 0 1469702 71 em2
169.254.1.234 169.254.1.234 169.254.1.234 l 0 0 350769 lo
169.254.179.81 169.254.1.234 169.254.1.234 il 0 0 4914884 97 lo
发现正常情况下网关应该是192.168.2.2
不知道为什么会变成192.168.2.1
是不是oracle linux有bug
还是需要把Linux route Cache给禁用了。
如果禁用Linux route Cache该怎么去禁用呢?
请大神们支个招!!!
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