CIFS clients experience high latency due to fpolicy external engine configuration

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Views:: 246

Visibility:: Public

Votes:: 0

Category:: ontap-9

Specialty:: nas

Last Updated:

Applies to

ONTAP 9
Varonis FPolicy
Commvault Fpolicy

Issue

CIFS clients experience a high latency after implementing the FPolicy solution
Intermittent issues in accessing CIFS shares
EMS log shows maxPendingReq and server disconnect message:

Mon Apr 2 18:00:40 +0000 [CLUSTER-01: fpolicy: fpolicy.server.maxPendingReq:info]: Maximum outstanding requests for the FPolicy server "10.1.2.4" has reached. Mon Apr 2 18:00:41 +0000 [CLUSTER-01: fpolicy: fpolicy.server.disconnect:error]: Connection to the FPolicyserver "10.1.2.4" of policy "fpolicy1" is broken for Vserver CLUSTER_SVM_CIFS ( reason: "Server progress timeout is hit." )
Affected policy indicates external engine type being synchronous:

::> fpolicy policy external-engine show
  (vserver fpolicy policy external-engine show)
                  Primary       Secondary           External     External
Vserver  Engine   Servers       Servers       Port  Engine Type  Engine Format
-------- -------- ------------- ------------ ------ ------------ -------------
svm1_cluster1                                  2002 synchronous  xml
         fp_ex_   192.168.0.1   -
         eng