| From: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
|---|---|
| To: | Craig Ringer <craig(at)2ndquadrant(dot)com> |
| Cc: | Jeff Janes <jeff(dot)janes(at)gmail(dot)com>, Andres Freund <andres(at)2ndquadrant(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: narwhal and PGDLLIMPORT |
| Date: | 2014-02-05 04:00:30 |
| Message-ID: | 52F1B75E.10706@dunslane.net |
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| Lists: | pgsql-hackers |
On 02/04/2014 10:48 PM, Craig Ringer wrote:
> On 02/05/2014 04:08 AM, Jeff Janes wrote:
>> So doing a git bisect is just painful. Is the MSVC
>> build faster?
> Yes, but not on EC2.
>
> I've found Windows EC2 instances so impossibly slow I just gave up
> working with it. It took 1.5 hours to do a build and regression check
> with msvc on a Medium EC2 instance; the same build takes 10 mins on my
> tiny Intel i3 based Windows test machine.
>
> It's possible that some of the larger instance types may perform better
> as they use different approaches to virtualization than simple Xen HVM.
> I haven't tested, as the cost of those instances rapidly becomes
> problematic.
>
I typically use m1.medium. A spot instance for that is currently $0.033
/ hour. When I was working on one such the other day it took nothing
like 1.5 hours to build and test. I didn't time it so I can't tell you
how long it took, but much less than that. Of course YMMV.
cheers
andrew
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