Hi Charulata, IMO, 64MB is fine unless you archive commit log or scan it for backup.
Zhao Charulata Sharma (charshar) <chars...@cisco.com>于2017年4月28日周五 上午8:01写道: > Hi , > > Can anyone please tell me the implication of increasing the > commitlog_segment_size_in_mb > from the default value of 32 MB to a higher value? > Some of our mutations are > 16MB, so the writes are failing. This is > because of the way we store data in our Column families. 95% of the data is > < 16 MB, but there are a few outliers > and I am not in favor of changing the data model for this 5% of data. > > I was unable to find a good explanation on the impact of increasing this > size . > > Thanks, > Charu >