Re: [HACKERS] Google Cloud Compute + FreeBSD + PostgreSQL = timecounter issue

2016-11-23 Thread Maeldron T.
On 23.11.16 20:43, Maeldron T. wrote: pg_test_timing doesn’t show the problem, or I read the output wrong. Or it does. I checked another output than the one I attached at the end. -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription:

[HACKERS] Google Cloud Compute + FreeBSD + PostgreSQL = timecounter issue

2016-11-23 Thread Maeldron T.
In short: The available timecounters on Google Compute Instances seem to be random. The setting in the official FreeBSD image is wrong (not available on any of my test instances). FreeBSD will pick up a timecounter at random. When either the TSC or the TSC-low counter is used, explain