Re: New backout policy for Ts regressions on mozilla-inbound

2012-10-19 Thread Armen Zambrano G.
Is there a place where this will be document? I would like to keep an eye on what gets added or point people at it. This is awesome! Looking forward to see how it goes. thanks Ehsan On 2012-10-18 2:05 PM, Ehsan Akhgari wrote: Hi everyone, As part of our efforts to get more value out of the

Re: New backout policy for Ts regressions on mozilla-inbound

2012-10-19 Thread Ehsan Akhgari
On 2012-10-19 11:39 AM, Armen Zambrano G. wrote: Is there a place where this will be document? I would like to keep an eye on what gets added or point people at it. Not that I know of! Please feel free to start a wiki page or something. ;-) Ehsan

Re: New backout policy for Ts regressions on mozilla-inbound

2012-10-19 Thread Chris AtLee
On 18/10/12 06:44 PM, Justin Lebar wrote: Do we still have the bug where a test that finishes first, but is from a later cset (say a later cset IMPROVES Ts by 4% or more) would make us think we regressed it on an earlier cset if that earlier talos run finishes later? Such that we set graph

Re: New backout policy for Ts regressions on mozilla-inbound

2012-10-19 Thread Justin Lebar
If your patch falls in a range which causes more than 4% Ts regression, it will be backed out by our sheriffs together with the rest of the patches in that range, and you can only reland after you fix the regression by testing locally or on the try server. Our tools for comparing talos

Downtime notice: Sunday 21oct2012, 8am-6pm PDT

2012-10-19 Thread John O'Duinn
hi; We need to close the trees for 10hours on Sunday 21oct2012, from 8am-6pm PDT, in order to do network upgrades in MTV and SCL1 datacenters. This downtime is to allow for 8 hours of Ops work, followed by 2 hours of RelEng spinning systems back up. The scl1 core upgrade is needed in

Re: New backout policy for Ts regressions on mozilla-inbound

2012-10-19 Thread Ehsan Akhgari
On 2012-10-19 12:13 PM, Dao wrote: On 18.10.2012 20:05, Ehsan Akhgari wrote: If your patch falls in a range which causes more than 4% Ts regression, it will be backed out by our sheriffs together with the rest of the patches in that range, and you can only reland after you fix the regression by

Gfx meeting, Monday 2:30 PM US/Pacific

2012-10-19 Thread Benoit Jacob
Hello, The Graphics meeting will take place this Monday at 2:30 PM US/Pacific time. That could be Tuesday in your timezone. Please first add your agenda items there: https://wiki.mozilla.org/Platform/GFX/2012-October-22 * Not every Monday at 2:30 PM Pacific Time * +1 650 903 0800 x92 Conf#

Re: Benefits of PGO on Windows

2012-10-19 Thread Dave Mandelin
On Wednesday, October 17, 2012 11:00:13 PM UTC-7, Mike Hommey wrote: If you copy omni.ja from the PGO build to the opt build, you'll be able to see if everything comes from that. We're planning to make that currently PGO-only optimization run on all builds. (bug 773171) Excellent suggestion,

Re: Benefits of PGO on Windows

2012-10-19 Thread Dave Mandelin
On Thursday, October 18, 2012 4:59:10 AM UTC-7, Ted Mielczarek wrote: If you're interested in the benchmark side of things, it's fairly easy to compare now that we build both PGO and non-PGO builds on a regular basis. I'm having a little trouble getting graphserver to give me recent data,

Re: Benefits of PGO on Windows

2012-10-19 Thread Justin Lebar
If we really wanted to know, either someone would have to spend some time doing this over and over, or we'd have to use Telemetry with some A/B testing. This would actually be a pretty easy thing to do, to a first approximation anyway. Just turn off PGO on Windows for one nightly build and see