On 1/12/16 6:42 AM, Andres Freund wrote:
Somehow computing the speed in relation to the cluster/database size is
probably possible, but I wonder how we can do so without constantly
re-computing something relatively expensive?
ISTM relpages would probably be good enough for this, if we take the
extra step of getting actual relation size when relpages is 0.
I'm not sure a straght scale factor is the way to go though... it seems
that might be problematic? I think we'd at least one a minimum default
value; you certainly don't want even a small system running vacuum at
Jim Nasby, Data Architect, Blue Treble Consulting, Austin TX
Experts in Analytics, Data Architecture and PostgreSQL
Data in Trouble? Get it in Treble! http://BlueTreble.com
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