LOB segment size is significantly increasing despite of small actual size of data in it
Last updated on NOVEMBER 08, 2017
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 to 220.127.116.11 [Release 12.1 to 12.2]
Information in this document applies to any platform.
+ A LOB segment is of size around few hundreds of GB when it is actually of around few hundred of MB only.
+ Also, 'enq: TX - contention' wait event is noticed in peak hours on the same LOB.
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