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来宾虚拟机上的高读取延迟

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Category:
ontap-9
Specialty:
perf
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适用于

  • ONTAP 9
  • NFS
  • VMWare ESXi

问题

  • Linux 来宾虚拟机遇到高读取延迟
 
  • nfsiostat 显示avg RTT (ms)和avg exe (ms) 次之间的差异
                  ops/s    rpc bklog
42.084      0.000
 
read:        ops/s       kB/s      kB/op     retrans   avg RTT (ms)   avg exe (ms)
6.474     5621.697     868.353     0 (0.0%)     122.872     331.764
write:       ops/s       kB/s      kB/op     retrans   avg RTT (ms)   avg exe (ms)
33.986    19821.226     583.223     0 (0.0%)      40.425     260.674

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