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High number of open nfsv4.x connections due to Storepool resources not release

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Category:
ontap-9
Specialty:
nas
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Applies to

  • ONTAP 9
  • NFSv4.x

Issue

  • StorePool counter shows a daily steady growth of StorePool OpenStates, Opens objects by command statistics show -object nfsv4_diag -counter *storePool_* -raw
  • NFS locks display locks on the deleted file
show file-id, lock uuid volume msid
::*> vserver locks nfsv4 show -client-ip 10.10.10.10 -fields file-id,msid-major
vserver        file-id            msid-major   lock-uuid 
------------ --------------- ---------------- ----------------------------------
svm1           18eee65        80d84155     277950d05-c4071-30-892c-be390704b5a7 
 
Convert file-id from hexadecimal to decimal. 
 
:*> vol show -vserver svm1 -msid 2161656149 -fields volume
vserver volume
------- -------
svm1       vol1
 
file inode shows an invalid inode number because the file is deleted

:*> file show-inode -vserver  svm1 -volume vol1 -inode-number 26144357

Error: show failed: Unable to get inode information for the inode "26144357" in volume "vol1" of Vserver "svm1". Reason: Invalid inode number. 

 

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