Re: svn to git, N-squared?

From: Jon Smirl <jonsmirl@gmail.com>
Date: Jun 12, 2006, 15:32 UTC
Message-ID: <9e4733910606120832xaf74e77pad7f70df864541fc@mail.gmail.com>
In-Reply-To: <20060612043949.20992.qmail@science.horizon.com>

On 12 Jun 2006 00:39:49 -0400, linux@horizon.com <linux@horizon.com> wrote:

> Insanity is copying the data rather than just the file name.  Git is
> good about not reading unnecessary files, and anything necessary should
> be cached, so on-disk fragmentation is not a concern.

I've run a pack and I moved the objects to new directories. Directory is 746M with 64K files now.

I've stablized like this. 1GB RAM with 2.8Ghz P4 hyperthread. Is there anyway to tell what it is doing in the kernel for so much time?

procs -----------memory---------- ---swap-- -----io---- --system--
-----cpu------
 r  b   swpd   free   buff  cache   si   so    bi    bo   in    cs us
sy id wa st
 1  0 599128  24712  38196 247008    0    0     0     0  451   382 12
39 48  0  0
 1  0 599128  24836  38196 246872    0    0     0     4  413   354 15
38 48  0  0
 1  0 599128  24960  38212 246856    0    0     0    64  453   390 15
37 48  0  0
 1  0 599128  24960  38212 246856    0    0     0     0  414   367 12
40 49  0  0
 1  0 599128  23504  38212 248216    0    0     0     0  448   365 13
39 48  0  0
 1  0 599128  24156  38212 247604    0    0     0     0  407   355 13
39 49  0  0
 1  0 599128  25240  38212 246652    0    0     0     0  446   390 13
39 48  0  0
 1  0 599128  25240  38224 246572    0    0     4    48  415   418 12
40 47  0  0
 1  0 599128  25116  38232 246496    0    0     0    12  452   432 12
40 48  0  0

Still doesn't seem to be making much forward progress.

-- 
Jon Smirl
jonsmirl@gmail.com