Re: bcache/dmcache/enhanceio bake-off

2013-04-16 Thread Mike Snitzer
You misunderstood me. I was just making sure Darrick knew about this other migration change because without it the specific commit you pointed to for mq won't get the performance improvement. So I was just trying to make sure if Darrick or others cherry picked they didn't miss out.

Re: bcache/dmcache/enhanceio bake-off

2013-04-16 Thread Joe Thornber
On Mon, Apr 15, 2013 at 09:55:39AM -0400, Mike Snitzer wrote: > On Sat, Apr 13 2013 at 3:33pm -0400, > Mike Snitzer wrote: > > > On Sat, Apr 13 2013 at 12:09pm -0400, > > Joe Thornber wrote: > > > > > Hi Darrick, > > > > > > On Thu, Apr 11, 2013 at 12:22:39AM -0700, Darrick J. Wong wrote: >

Re: bcache/dmcache/enhanceio bake-off

2013-04-16 Thread Joe Thornber
On Mon, Apr 15, 2013 at 09:55:39AM -0400, Mike Snitzer wrote: On Sat, Apr 13 2013 at 3:33pm -0400, Mike Snitzer snit...@redhat.com wrote: On Sat, Apr 13 2013 at 12:09pm -0400, Joe Thornber thorn...@redhat.com wrote: Hi Darrick, On Thu, Apr 11, 2013 at 12:22:39AM -0700,

Re: bcache/dmcache/enhanceio bake-off

2013-04-16 Thread Mike Snitzer
You misunderstood me. I was just making sure Darrick knew about this other migration change because without it the specific commit you pointed to for mq won't get the performance improvement. So I was just trying to make sure if Darrick or others cherry picked they didn't miss out.

Re: bcache/dmcache/enhanceio bake-off

2013-04-15 Thread Mike Snitzer
On Sat, Apr 13 2013 at 3:33pm -0400, Mike Snitzer wrote: > On Sat, Apr 13 2013 at 12:09pm -0400, > Joe Thornber wrote: > > > Hi Darrick, > > > > On Thu, Apr 11, 2013 at 12:22:39AM -0700, Darrick J. Wong wrote: > > > Hi all, > > > > > > Lately I've been having some fun playing with bcache,

Re: bcache/dmcache/enhanceio bake-off

2013-04-15 Thread Mike Snitzer
On Sat, Apr 13 2013 at 3:33pm -0400, Mike Snitzer snit...@redhat.com wrote: On Sat, Apr 13 2013 at 12:09pm -0400, Joe Thornber thorn...@redhat.com wrote: Hi Darrick, On Thu, Apr 11, 2013 at 12:22:39AM -0700, Darrick J. Wong wrote: Hi all, Lately I've been having some fun

Re: bcache/dmcache/enhanceio bake-off

2013-04-13 Thread Mike Snitzer
On Sat, Apr 13 2013 at 12:09pm -0400, Joe Thornber wrote: > Hi Darrick, > > On Thu, Apr 11, 2013 at 12:22:39AM -0700, Darrick J. Wong wrote: > > Hi all, > > > > Lately I've been having some fun playing with bcache, dmcache, and > > enhanceio. > > I pushed some tweaks to the mq policy today

Re: [dm-devel] bcache/dmcache/enhanceio bake-off

2013-04-13 Thread Joe Thornber
Hi Darrick, On Thu, Apr 11, 2013 at 12:22:39AM -0700, Darrick J. Wong wrote: > Hi all, > > Lately I've been having some fun playing with bcache, dmcache, and enhanceio. I pushed some tweaks to the mq policy today to my thin-dev tree. They show some improvements to these fio based tests. In

Re: [dm-devel] bcache/dmcache/enhanceio bake-off

2013-04-13 Thread Joe Thornber
Hi Darrick, On Thu, Apr 11, 2013 at 12:22:39AM -0700, Darrick J. Wong wrote: Hi all, Lately I've been having some fun playing with bcache, dmcache, and enhanceio. I pushed some tweaks to the mq policy today to my thin-dev tree. They show some improvements to these fio based tests. In

Re: bcache/dmcache/enhanceio bake-off

2013-04-13 Thread Mike Snitzer
On Sat, Apr 13 2013 at 12:09pm -0400, Joe Thornber thorn...@redhat.com wrote: Hi Darrick, On Thu, Apr 11, 2013 at 12:22:39AM -0700, Darrick J. Wong wrote: Hi all, Lately I've been having some fun playing with bcache, dmcache, and enhanceio. I pushed some tweaks to the mq policy

bcache/dmcache/enhanceio bake-off

2013-04-11 Thread Darrick J. Wong
Hi all, Lately I've been having some fun playing with bcache, dmcache, and enhanceio. I've an fio config[1] that thinks it simulates a certain kind of workload by randomly reading and writing 8k blocks to 8x 1GB files. Since the storage summit is in a week, I thought I might get the party

bcache/dmcache/enhanceio bake-off

2013-04-11 Thread Darrick J. Wong
Hi all, Lately I've been having some fun playing with bcache, dmcache, and enhanceio. I've an fio config[1] that thinks it simulates a certain kind of workload cough by randomly reading and writing 8k blocks to 8x 1GB files. Since the storage summit is in a week, I thought I might get the party