On Thu, 19 Apr 2007, Heikki Linnakangas wrote:
In the sync phase, we sleep between each fsync until enough time/segments
have passed, assuming that the time to fsync is proportional to the file
length. I'm not sure that's a very good assumption.
I've been making scatter plots of fsync time vs
ITAGAKI Takahiro wrote:
Here is an updated version of LDC patch (V4).
Thanks! I'll start testing.
- Progress of checkpoint is controlled not only based on checkpoint_timeout
but also checkpoint_segments. -- Now it works better with large
checkpoint_timeout and small checkpoint_segments.
Here is an updated version of LDC patch (V4).
- Refactor the codes to minimize the impact of changes.
- Progress of checkpoint is controlled not only based on checkpoint_timeout
but also checkpoint_segments. -- Now it works better with large
checkpoint_timeout and small checkpoint_segments.
W