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  1. IMPALA
  2. IMPALA-4860

Stagger impala TGS_REQ to KDC

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      During initial startup when first query is run on cluster or at end of --kerberos_reinit_interval, each impala daemon sends out N-1 number of TGS_REQ to KDC where N is the number of impala daemons. This amounts to N(N-1) TGS_REQ at once going from impala service to KDC.
      This tends to overload KDC server.

      The request here is to stagger these TGS_REQ requests so all of them do not hit KDC at the same time.

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              • Assignee:
                Unassigned
                Reporter:
                mala_ck Mala Chikka Kempanna
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