From: Patrick Lauer <patrick@gentoo.org>
To: gentoo-dev@lists.gentoo.org
Subject: Re: [gentoo-dev] Portage QOS
Date: Sat, 11 Jan 2014 11:57:42 +0800 [thread overview]
Message-ID: <52D0C136.8090209@gentoo.org> (raw)
In-Reply-To: <20140110181152.715f3e2f@googlemail.com>
On 01/11/2014 02:11 AM, Ciaran McCreesh wrote:
> On Fri, 10 Jan 2014 08:31:21 +0800
> Patrick Lauer <patrick@gentoo.org> wrote:
>> On 01/10/2014 08:16 AM, heroxbd@gentoo.org wrote:
>>> Igor <lanthruster@gmail.com> writes:
>>>
>>>> The ebuilds have approximately the same time to install, the
>>>> failure rate is about the same, emerge is getting slower.
>>>
>>> I am curious about the slowness of emerge.
>>>
>>> How about profile the portage and rewrite the time-crucial part in
>>> C/C++, or ideally, borrowing the counterpart from paludis? How
>>> feasible is that?
>>
>> Last I checked paludis wasn't faster - on average portage was a few
>> percents faster.
>
> Your benchmark was comparing uncached behaviour, where bash is the slow
> part and which users don't see.
Wrong - even the cached cases was showing the same timing proportions.
And users see the uncached case whenever they use an overlay.
> You were also not comparing like with
> like -- any benchmarks of this nature should be taken with a heavy
> pinch of salt, since Portage with everything turned on does less
> validation that Paludis does with everything turned off...
>
Not my problem, bad code is bad.
next prev parent reply other threads:[~2014-01-11 3:54 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-09 7:24 [gentoo-dev] Portage QOS LTHR
2014-01-09 8:12 ` Alec Warner
2014-01-09 12:44 ` Igor
2014-01-09 14:12 ` Christopher Schwan
2014-01-09 15:26 ` Igor
2014-01-09 15:55 ` Jeroen Roovers
2014-01-09 16:37 ` Igor
2014-01-10 0:27 ` heroxbd
2014-01-10 12:41 ` Igor
2014-01-10 13:51 ` Rich Freeman
2014-01-10 0:16 ` heroxbd
2014-01-10 0:31 ` Patrick Lauer
2014-01-10 1:19 ` Tom Wijsman
2014-01-10 1:52 ` Patrick McLean
2014-01-10 2:40 ` Tom Wijsman
2014-01-10 6:17 ` Brian Dolbec
2014-01-10 18:14 ` Ciaran McCreesh
2014-01-10 7:54 ` heroxbd
2014-01-10 18:11 ` Ciaran McCreesh
2014-01-11 3:57 ` Patrick Lauer [this message]
2014-01-10 1:02 ` Tom Wijsman
2014-01-10 9:10 ` heroxbd
2014-01-10 14:54 ` Tom Wijsman
2014-01-10 12:23 ` Igor
2014-01-10 12:30 ` René Neumann
2014-01-10 12:30 ` Igor
2014-01-10 12:39 ` Patrick Lauer
2014-01-10 13:05 ` Igor
2014-01-10 13:18 ` René Neumann
2014-01-10 18:19 ` Ciaran McCreesh
2014-01-10 19:06 ` René Neumann
2014-01-10 14:05 ` heroxbd
2014-01-12 10:47 ` [gentoo-dev] " Steven J. Long
2014-01-10 13:10 ` [gentoo-dev] " Igor
2014-01-10 14:02 ` Rich Freeman
2014-01-10 15:16 ` Tom Wijsman
2014-01-10 18:12 ` Ciaran McCreesh
2014-01-09 15:49 ` Ben Kohler
2014-01-09 16:11 ` Igor
2014-01-09 17:59 ` [gentoo-dev] " Duncan
2014-01-09 20:42 ` Igor
2014-01-09 21:08 ` Chris Reffett
2014-01-10 12:10 ` Igor
2014-01-10 12:26 ` René Neumann
2014-01-10 12:52 ` Igor
2014-01-10 12:57 ` René Neumann
2014-01-10 15:39 ` Tom Wijsman
2014-01-10 16:36 ` Mike Frysinger
2014-01-10 18:17 ` Greg KH
2014-01-10 19:38 ` Duncan
2014-01-10 22:36 ` heroxbd
2014-01-11 1:28 ` Duncan
2014-01-09 19:35 ` [gentoo-dev] " yac
2014-01-11 15:00 ` Naohiro Aota
2014-01-12 10:28 ` Igor
2014-01-12 19:31 ` Igor
2014-01-12 19:31 ` Igor
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