Re: Which I/O scheduler is Fedora switching to in 4.21? mq-deadline or BFQ?

2018-12-13 Thread Paolo Valente
> Il giorno 13 dic 2018, alle ore 18:34, stan ha > scritto: > > On Thu, 13 Dec 2018 17:46:30 +0100 > Paolo Valente wrote: > >>> Il giorno 13 dic 2018, alle ore 17:41, stan >>> ha scritto: >>> > >> You don't have bfq for a co

Re: Which I/O scheduler is Fedora switching to in 4.21? mq-deadline or BFQ?

2018-12-13 Thread Paolo Valente
> Il giorno 13 dic 2018, alle ore 17:53, stan ha > scritto: > > On Thu, 13 Dec 2018 13:42:24 +0100 > Paolo Valente wrote: > >> To test the behavior of your system, why don't you check, e.g., how >> long it takes to start an application while there is som

Re: Which I/O scheduler is Fedora switching to in 4.21? mq-deadline or BFQ?

2018-12-13 Thread Paolo Valente
> Il giorno 13 dic 2018, alle ore 17:41, stan ha > scritto: > > On Thu, 13 Dec 2018 13:42:24 +0100 > Paolo Valente wrote: > >> To test the behavior of your system, why don't you check, e.g., how >> long it takes to start an application while there is som

Re: Which I/O scheduler is Fedora switching to in 4.21? mq-deadline or BFQ?

2018-12-13 Thread Paolo Valente
> Il giorno 13 dic 2018, alle ore 17:17, stan ha > scritto: > > On Thu, 13 Dec 2018 13:42:24 +0100 > Paolo Valente wrote: > >> To test the behavior of your system, why don't you check, e.g., how >> long it takes to start an application while there is som

Re: Which I/O scheduler is Fedora switching to in 4.21? mq-deadline or BFQ?

2018-12-13 Thread Paolo Valente
> Il giorno 12 dic 2018, alle ore 22:41, stan ha > scritto: > > On Wed, 12 Dec 2018 16:07:49 -0500 > Jeff Moyer wrote: > > Thanks for your insight. Doesn't look good for my use of BFQ. > >> Note that you can change the current I/O scheduler for any block >> device by echo-ing into /sys/blo

Re: [ANNOUNCE] bfq disk I/O scheduler

2010-08-04 Thread Paolo Valente
Vivek Goyal ha scritto: > On Wed, Aug 04, 2010 at 02:44:21PM -0400, Ric Wheeler wrote: > >> On 08/04/2010 01:58 PM, Paolo Valente wrote: >> >>> Hi, >>> I have been working for a few years (with Fabio Checconi) on a disk >>> scheduler providing

[ANNOUNCE] bfq disk I/O scheduler

2010-08-04 Thread Paolo Valente
Hi, I have been working for a few years (with Fabio Checconi) on a disk scheduler providing definitely lower latencies than cfq, as well as a higher throughput with most of the test workloads we used (or the same throughput as cfq with the other workloads). We named this scheduler bfq (budget fair