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2905700 - "Warning: log write elapsed time" visible in LGWR Trace

Symptom

Below warnings are visible in Oracle LGWR Trace:

*** 2020-02-19T13:55:07.742388+01:00

Warning: log write elapsed time 527ms, size 2KB

*** 2020-02-19T14:04:54.357109+01:00
Warning: log write elapsed time 548ms, size 1028KB

*** 2020-02-19T14:08:00.712020+01:00
Warning: log write elapsed time 555ms, size 127KB

*** 2020-02-19T15:00:33.311244+01:00
Warning: log write elapsed time 5170ms, size 1041KB

*** 2020-02-19T15:00:36.639288+01:00
Warning: log write elapsed time 2188ms, size 689KB

*** 2020-02-19T15:00:39.029403+01:00
Warning: log write elapsed time 1057ms, size 251KB


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Environment

  • SAP Release Independent
  • Operating System Independent
  • Oracle RDBMS 11.2.0.4 and later

Product

SAP ERP Central Component 6.0

Keywords

lgwr, trace, io, slow, performance, archiver, ARCH, storage, Warning: log write elapsed time, log file sync , KBA , BC-DB-ORA , Oracle , Problem

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