Re: [PATCH 0/6] More graceful flusher thread memory reclaim wakeup

2017-09-20 Thread Johannes Weiner
[ Fixed up CC list. John, you're sending email with From: John Stoffel ] On Wed, Sep 20, 2017 at 01:32:25PM -0600, Jens Axboe wrote: > On 09/20/2017 01:29 PM, John Stoffel wrote: > > On Tue, Sep 19, 2017 at 01:53:01PM -0600, Jens Axboe wrote: > >> We've had some issues with writeback in presenc

Re: [PATCH 0/6] More graceful flusher thread memory reclaim wakeup

2017-09-20 Thread John Stoffel
On Tue, Sep 19, 2017 at 01:53:01PM -0600, Jens Axboe wrote: > We've had some issues with writeback in presence of memory reclaim > at Facebook, and this patch set attempts to fix it up. The real > functional change is the last patch in the series, the first 5 are > prep and cleanup patches. > > Th

Re: [PATCH 0/6] More graceful flusher thread memory reclaim wakeup

2017-09-20 Thread Jens Axboe
On 09/20/2017 01:29 PM, John Stoffel wrote: > On Tue, Sep 19, 2017 at 01:53:01PM -0600, Jens Axboe wrote: >> We've had some issues with writeback in presence of memory reclaim >> at Facebook, and this patch set attempts to fix it up. The real >> functional change is the last patch in the series, th

[PATCH 0/6] More graceful flusher thread memory reclaim wakeup

2017-09-19 Thread Jens Axboe
We've had some issues with writeback in presence of memory reclaim at Facebook, and this patch set attempts to fix it up. The real functional change is the last patch in the series, the first 5 are prep and cleanup patches. The basic idea is that we have callers that call wakeup_flusher_threads()