Messages in this thread | | | Subject | Re: [PATCHSET v3][RFC] Make background writeback not suck | From | Jens Axboe <> | Date | Thu, 31 Mar 2016 21:33:55 -0600 |
| |
On 03/31/2016 09:29 PM, Jens Axboe wrote: >> I'm not changing the host kernels - it's a production machine and so >> it runs long uptime testing of stable kernels. (e.g. catch slow >> memory leaks, etc). So if you've disabled throttling in the guest, I >> can't test the throttling changes. > > Right, that'd definitely hide the problem for you. I'll see if I can get > it in a reproducible state and take it from there.
Though on the guest, if you could try with just this one applied:
http://git.kernel.dk/cgit/linux-block/commit/?h=wb-buf-throttle&id=f21fb0e42c7347bd639a17341dcd3f72c1a30d29
I'd appreciate it. It won't disable the throttling in the guest, just treat META and PRIO a bit differently.
-- Jens Axboe
| |