On 10/22/15 5:53 PM, Alvaro Herrera wrote:
Jim Nasby wrote:

But yes, this is all very hand-wavy without any actual data on what
percentage of the WAL stream is FPIs. Looks like pageinspect doesn't work
for WAL... does anyone have a script/tool that breaks out what percentage of
a WAL file is FPIs?

pg_xlogdump -z

Hrm, any option for 9.4? I was hoping to get numbers from some real workloads...
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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