POOR PERFORMANCE WITH LOB INSERTS
Last updated on SEPTEMBER 02, 2017
Applies to:Oracle Database - Enterprise Edition - Version 10.2.0.1 to 184.108.40.206.0 [Release 10.2 to 11.2]
Information in this document applies to any platform.
Inserts into blob columns are intermittently performing poorly.
Generally, the inserts complete in a few milliseconds, but occasionally
take several seconds or even minutes to complete.
The top wait event during this time is "db file sequential read"
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