Multiple Log Writers in 12c Causing Enabling and Disabling of Adaptive Scalable Log Writer Workers Which Cause High 'log file sync' Wait Event
Last updated on APRIL 09, 2018
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52 and later
Information in this document applies to any platform.
- The database slows down, or appears to hang occasionally, with many sessions waiting on wait event 'log file sync'
- AWR report indicates heavy wait time on 'log file sync':
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