We're actively looking into a Telemetry-like system for mach and the build
system.

On Wed, Jul 6, 2016 at 9:00 AM, Chris H-C <chut...@mozilla.com> wrote:

> Are there any scripts for reporting, analysing build times reported by
> mach? I think this would be really useful data to have, especially to track
> build system improvements (and regressions) as well as poorly-supported
> configurations.
>
> Chris
>
> On Tue, Jul 5, 2016 at 7:42 PM, Gregory Szorc <g...@mozilla.com> wrote:
>
>> On Tue, Jul 5, 2016 at 3:58 PM, Ralph Giles <gi...@mozilla.com> wrote:
>>
>> > On Tue, Jul 5, 2016 at 3:36 PM, Gregory Szorc <g...@mozilla.com> wrote:
>> >
>> > > * `mach build binaries` (touch network/dns/DNS.cpp): 14.1s
>> >
>> > 24s here. So faster link times and significantly faster clobber times.
>> I'm
>> > sold!
>> >
>> > Any motherboard recommendations? If we want developers to use machines
>> > like this, maintaining a current config in ServiceNow would probably
>> > help.
>>
>>
>> Until the ServiceNow catalog is updated...
>>
>> The Lenovo ThinkStation P710 is a good starting point (
>> http://shop.lenovo.com/us/en/workstations/thinkstation/p-series/p710/).
>> From the default config:
>>
>> * Choose a 2 x E5-2637v4 or a 2 x E5-2643v4
>> * Select at least 4 x 8 GB ECC memory sticks (for at least 32 GB)
>> * Under "Non-RAID Hard Drives" select whatever works for you. I recommend
>> a
>> 512 GB SSD as the primary HD. Throw in more drives if you need them.
>>
>> Should be ~$4400 for the 2xE5-2637v4 and ~$5600 for the 2xE5-2643v4
>> (plus/minus a few hundred depending on configuration specific).
>>
>> FWIW, I priced out similar specs for a HP Z640 and the markup on the CPUs
>> is absurd (costs >$2000 more when fully configured). Lenovo's
>> markup/pricing seems reasonable by comparison. Although I'm sure someone
>> somewhere will sell the same thing for cheaper.
>>
>> If you don't need the dual socket Xeons, go for an i7-6700K at the least.
>> I
>> got the
>>
>> http://store.hp.com/us/en/pdp/cto-dynamic-kits--1/hp-envy-750se-windows-7-desktop-p5q80av-aba-1
>> a few months ago and like it. At ~$1500 for an i7-6700K, 32 GB RAM, and a
>> 512 GB SSD, the price was very reasonable compared to similar
>> configurations at Dell, HP, others.
>>
>> The just-released Broadwell-E processors with 6-10 cores are also nice
>> (i7-6850K, i7-6900K). Although I haven't yet priced any of these out so I
>> have no links to share. They should be <$2600 fully configured. That's a
>> good price point between the i7-6700K and a dual socket Xeon. Although if
>> you do lots of C++ compiling, you should get the dual socket Xeons (unless
>> you have access to more cores in an office or a remote machine).
>>
>> If you buy a machine today, watch out for Windows 7. The free Windows 10
>> upgrade from Microsoft is ending soon. Try to get a Windows 10 Pro license
>> out of the box. And, yes, you should use Windows 10 as your primary OS
>> because that's what our users mostly use. I run Hyper-V under Windows 10
>> and have at least 1 Linux VM running at all times. With 32 GB in the
>> system, there's plenty of RAM to go around and Linux performance under the
>> VM is excellent. It feels like I'm dual booting without the rebooting
>> part.
>> _______________________________________________
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>>
>
>
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