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From: Hans Reiser <reiser@namesys.com>
To: David Masover <ninja@slaphack.com>
Cc: reiserfs-list@namesys.com, LKML <linux-kernel@vger.kernel.org>,
	Alexander Zarochentcev <zam@namesys.com>,
	vs <vs@thebsh.namesys.com>
Subject: Re: reiser4 status (correction)
Date: Fri, 21 Jul 2006 02:44:02 -0600	[thread overview]
Message-ID: <44C093D2.1040703@namesys.com> (raw)
In-Reply-To: <44C043B5.3070501@slaphack.com>

David Masover wrote:

> Hans Reiser wrote:
>
>> On a more positive note, Reiser4.1 is getting closer to release....
>
>
> Good news!  But it's been awhile since I've followed development, and
> the homepage seems out of date (as usual).  Where can I find a list of
> changes since v4?
>
> By "out of date", I mean things like this:
>
> "Reiser4.1 will modify the repacker to insert controlled "air holes",
> as it is well known that insertion efficiency is harmed by overly
> tight packing."

Sigh, no, the repacker will probably be after 4.1....

The list of tasks for zam looks something like:

fix bugs that arise

debug read optimization code (CPU reduction only, has no effect on IO),
1 week est.  (would be nice if it was less)

review compression code 1 day per week until it ships.

fix fsync performance (est. 1 week of time to make post-commit writes
asynchronous, maybe 3 weeks to create fixed-reserve for write twice
blocks, and make all fsync blocks write twice)

write repacker (12 weeks).

I am not sure that putting the repacker after fsync is the right choice....

The task list for vs looks like:

* fix bugs as they arise.

* fix whatever lkml complains about that either seems reasonable, or
that akpm agrees with.

* Help edward get the compression plugins out the door.

* Improve fsck's time performance.

* Fix any V3 bugs that Chris and Jeff don't fix for us.  Which reminds
me, I need to check on whether the 90% full bug got fixed....


  parent reply	other threads:[~2006-07-21  9:44 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-07-20 21:59 reiser4 status (correction) Hans Reiser
     [not found] ` <44C043B5.3070501@slaphack.com>
2006-07-21  8:44   ` Hans Reiser [this message]
2006-07-21 19:13     ` David Masover
2006-07-21 20:41     ` Mike Benoit
2006-07-21 21:06       ` David Masover
2006-07-22  0:49       ` Hans Reiser

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