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CONTAP-480844: SnapMirror, fails with "Volume access error(IO fence is set on the file)"

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Issue

  • SnapMirror for some or all FlexGroup constituent volumes fails:

Last Transfer Error: Transfer failed. (Volume access error (IO fence is set on the file))
  • This can also affect various other mechanism, such as file access/modification/delete:

[?] Thu Jun 19 03:50:28 +0800 [EBO-NA-T03-23: wafl_exempt09: wafl.access.fenced.file:notice]: The file with inode 6588584 on volume pd1__0043 cannot be accessed because it is fenced by multiple operation.
 

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