jsenet 发表于 2013-8-8 13:59:09

virpus的I/O是肿么了。。。。。。。。。。好吓人

[*]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
[*]4096+0 records in
[*]4096+0 records out
[*]268435456 bytes (268 MB) copied, 5.68989 s, 47.2 MB/s
[*]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
[*]4096+0 records in
[*]4096+0 records out
[*]268435456 bytes (268 MB) copied, 5.77448 s, 46.5 MB/s
[*]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
[*]4096+0 records in
[*]4096+0 records out
[*]268435456 bytes (268 MB) copied, 4.36099 s, 61.6 MB/s
[*]You have new mail in /var/spool/mail/root
[*]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
[*]^C1739+0 records in
[*]1739+0 records out
[*]113967104 bytes (114 MB) copied, 182.525 s, 624 kB/s
[*]
[*]You have new mail in /var/spool/mail/root
[*]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
[*]4096+0 records in
[*]4096+0 records out
[*]268435456 bytes (268 MB) copied, 475.358 s, 565 kB/s
[*]You have new mail in /var/spool/mail/root
[*]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
[*]4096+0 records in
[*]4096+0 records out
[*]268435456 bytes (268 MB) copied, 4.63795 s, 57.9 MB/s
[*]You have new mail in /var/spool/mail/root
[*]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
[*]4096+0 records in
[*]4096+0 records out
[*]268435456 bytes (268 MB) copied, 484.359 s, 554 kB/s
[*]You have new mail in /var/spool/mail/root
[*]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
[*]4096+0 records in
[*]4096+0 records out
[*]268435456 bytes (268 MB) copied, 298.056 s, 901 kB/s
[*]复制代码起伏能更大点吗？ 不到1MB的速度这VPS还能干点啥？

liuhang0077 发表于 2013-8-8 14:00:31

单硬盘这速度正常

jsenet 发表于 2013-8-8 14:02:04

能不能别这样你稳定在10MB我也能接受啊。。。

# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
4096+0 records in
4096+0 records out
268435456 bytes (268 MB) copied, 4.36099 s, 61.6 MB/s
You have new mail in /var/spool/mail/root
# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
^C1739+0 records in
1739+0 records out
113967104 bytes (114 MB) copied, 182.525 s, 624 kB/s


好的时候能100多MB慢的时候100多KB.......

cxd44 发表于 2013-8-8 23:03:18

100元出给我

Bye 发表于 2013-8-8 23:16:13

你不是好邻居
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查看完整版本: virpus的I/O是肿么了。。。。。。。。。。好吓人