From: William Lee Irwin III <wli@holomorphy.com>
To: Gene Heskett <gene.heskett@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: New thread RDSL, post-2.6.20 kernels and amanda (tar) miss-fires
Date: Tue, 13 Mar 2007 22:44:58 -0700 [thread overview]
Message-ID: <20070314054458.GQ2986@holomorphy.com> (raw)
In-Reply-To: <20070314050721.GP2986@holomorphy.com>
On Tue, Mar 13, 2007 at 11:31:53PM -0400, Gene Heskett wrote:
>> Now, can someone suggest a patch I can revert that might fix this? The
>> total number of patches between 2.6.20 and 2.6.21-rc1 will have me
>> building kernels to bisect this till the middle of June at this rate.
On Tue, Mar 13, 2007 at 10:07:21PM -0700, William Lee Irwin III wrote:
> 4 billion patches could be bisected in 34 boots. Between 2.6.20 and
> 2.6.21-rc1 there are only:
> $ git rev-list --no-merges v2.6.20..v2.6.21-rc1 |wc -l
> 3118
> patches, requiring 14 boots. In general ceil(log(n)/log(2))+2 boots.
> Of course, this is a little optimistic because it assumes no additional
> breakage occurring at the various bisection points. In any event,
> assuming (pessimistically) 10 minutes per build, this is 280 minutes or
> 4 hours and 40 minutes of build time. I estimate the process should
> complete well before Friday of this week, never mind June.
33 boots for 4 billion, 13 boots for 3118, ceil(log(n)/log(2))+1 boots
in general, 10 minutes/build gives 130 minutes or 2 hours, 10 minutes
for 13 boots. I have no plausible explanation for these errors, and
don't care to be told of any, either.
-- wli
next prev parent reply other threads:[~2007-03-14 5:44 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-13 8:28 New thread RDSL, post-2.6.20 kernels and amanda (tar) miss-fires Gene Heskett
2007-03-13 18:36 ` Gene Heskett
2007-03-14 3:31 ` Gene Heskett
2007-03-14 5:07 ` William Lee Irwin III
2007-03-14 5:44 ` William Lee Irwin III [this message]
2007-03-14 6:09 ` Gene Heskett
2007-03-14 6:19 ` William Lee Irwin III
2007-03-14 14:54 ` Gene Heskett
2007-03-14 21:49 ` Ray Lee
2007-03-15 3:12 ` Gene Heskett
2007-03-15 4:45 ` Ray Lee
2007-03-15 6:30 ` Gene Heskett
2007-03-15 5:28 ` [OT] " Willy Tarreau
2007-03-15 6:33 ` Gene Heskett
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