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2745258 - Time drift alert in Oracle during VMware snapshot

Symptom

When running VMware snapshot for Linux server running Oracle database, you get a warning in alert.log:

Warning: VKTM detected a forward time drift.
Time drifts can result in unexpected behavior such as time-outs.
Please see the VKTM trace file for more details:
/oracle/SID/saptrace/diag/rdbms/sid/SID/trace/SID_vktm_nnnn.trc
 


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Environment

  • VMware virtualization
  • Linux server (any release)
  • Oracle DB (11g or higher)

Keywords

VMware, time synchronization, NTP, Oracle, VKTM, forward time drift , KBA , BC-OP-LNX-ESX , Linux on VmWare ESX , BC-DB-ORA , Oracle , Problem

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