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XCP copy for NFS is very slow with log 'reconnecting ' messages

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Category:
netapp-xcp
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nas
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Applies to

  • XCP
  • NFS

Issue

  • Observed XCP copy speeds is slow from one region to another region.
  • However, no issues have been observed when copying is performed within the same region.
  • Network issues can be noticed in the packet trace collected between XCP host and the source.
  • xcp log contains warnings with the IP address of the source (10.11.25.20 in this example):

2022-02-08 14:28:07,021 - WARNING - 16386 xcp Reopener (16386 isChild False) '10.11.25.20 tcp 2049 nfs3 c0 738' reconnecting (1)... 1(0 pending) request
2022-02-08 14:32:08,265 - WARNING - 17334 xcp Reopener (17334 isChild False) '10.11.25.20 tcp 2049 nfs3 c0 682' reconnecting (1)... 1(0 pending) request
2022-02-08 14:45:46,572 - WARNING - 17983 xcp Reopener (17983 isChild False) '10.11.25.20 tcp 2049 nfs3 c0 822' reconnecting (1)... 2(0 pending) requests
2022-02-08 15:10:42,832 - WARNING - 19114 xcp Reopener (19114 isChild False) '10.11.25.20 tcp 2049 nfs3 c0 724' reconnecting (1)... 1(0 pending) request​​​​​​​

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