Re: [PATCH RFC 3/3] qtest/migration: Use switchover-hold to speedup

2023-06-02 Thread Peter Xu
On Fri, Jun 02, 2023 at 12:03:05PM +0100, Daniel P. Berrangé wrote: > On Thu, Jun 01, 2023 at 09:16:26PM -0400, Peter Xu wrote: > > Use the switchover-hold flag rather than tuning bw+downtime to guide test > > convergence. > > > > This can achieve similar goal of previous patch "tests/qtest: massi

Re: [PATCH RFC 3/3] qtest/migration: Use switchover-hold to speedup

2023-06-02 Thread Daniel P . Berrangé
On Thu, Jun 01, 2023 at 09:16:26PM -0400, Peter Xu wrote: > Use the switchover-hold flag rather than tuning bw+downtime to guide test > convergence. > > This can achieve similar goal of previous patch "tests/qtest: massively > speed up migration-test" but without magic offset to write or monitorin

[PATCH RFC 3/3] qtest/migration: Use switchover-hold to speedup

2023-06-01 Thread Peter Xu
Use the switchover-hold flag rather than tuning bw+downtime to guide test convergence. This can achieve similar goal of previous patch "tests/qtest: massively speed up migration-test" but without magic offset to write or monitoring. The initial solution can reduce migration-test time from 8min to