* Vincent Guittot <[email protected]> [2025-11-03 09:46:26]:
> Hi Sikar, > > On Wed, 29 Oct 2025 at 09:32, Srikar Dronamraju <[email protected]> wrote: > > > > * Vincent Guittot <[email protected]> [2025-10-29 08:43:34]: > > > > > Hi Srikar, > > > > > > On Wed, 29 Oct 2025 at 07:09, Srikar Dronamraju <[email protected]> > > > wrote: > > > > > > > > In a shared LPAR with SMT enabled, it has been observed that when a CPU > > > > experiences steal time, it can trigger task migrations between sibling > > > > CPUs. The idle CPU pulls a runnable task from its sibling that is > > > > impacted by steal, making the previously busy CPU go idle. This reversal > > > > > > IIUC, the migration is triggered by the reduced capacity case when > > > there is 1 task on the CPU Hi Peter, Vincent Do you have any more inputs on this? If not can this pulled into the scheduler code. -- Thanks and Regards Srikar Dronamraju
