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From: BlaisorBlade <blaisorblade_spam@yahoo.it>
To: user-mode-linux-devel@lists.sourceforge.net
Subject: Re: [uml-devel] process start time in future
Date: Fri, 28 Nov 2003 20:42:09 +0100	[thread overview]
Message-ID: <200311282042.09602.blaisorblade_spam@yahoo.it> (raw)
In-Reply-To: <007501c3b535$79848d10$2000000a@schlepptopp>

Alle 23:26, giovedì 27 novembre 2003, roland ha scritto:
> btw: is jeff the only person doing development or patchmerging/bugfixing
> most of the time?
He is not the only one who develops UML: there is a whole bunch of patches 
coming in, even if he is the only one with write access to the official 
CVS/BitKeeper(I don't know which one) repository, as long as I know. Just as 
the main kernel.
> is uml primarily a "one man" thing and uml dies, if jeff
> looses interest one day? i don`t hope so... but i really wonder anyway,
> that there is so few traffic on the mailinglists.

That's not true, provided you don't compare to the LKML...
> is uml still so "exotic"
> that so few people actually seem to be interested?
A few people? It's inside Debian(Matt Zimmerman is the maintainer), it's 
bundled inside SuSE 9.0(we have often mail from SuSE labs)

1) it is very interesting: some things simply can't be done without it.

For instance, if you have a switched LAN, instead than one with a hub, to 
install NIDS you normally need hardware support(i.e. a port on the switch, 
connected to the NIDS, replicating what goes out from another port); and then 
a devoted machine, only to run Snort...

2) it's widely used and will be more, since it has been included inside 
official 2.6(even if you still need some patches :-( ); there are various 
hosting providers providing virtual servers using it; in Italy, for instance, 
one of these advertises on a lot of widely distributed informatic reviews...; 
I've also read a lot of articles speaking about it.
> maybe everybody has
> vmware already... ;)
VMware is not free software and since it goes emulating hardware, it should 
have more overhead; said that, I have no benchmark to show this. But if UML 
were slower, it would only need tuning. Note that normally, UML memory is put 
on a disk file, so it IS slower. But if you put /tmp on tmpfs(i.e. in RAM), 
this goes away.
-- 
cat <<EOSIGN
Paolo Giarrusso, aka Blaisorblade
Linux Kernel 2.4.21/2.6.0-test on an i686; Linux registered user n. 292729
EOSIGN




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  reply	other threads:[~2003-12-01 18:43 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-11-27 19:31 [uml-devel] process start time in future Johannes Formann
2003-11-27 22:26 ` roland
2003-11-28 19:42   ` BlaisorBlade [this message]
2003-12-01 22:57     ` Henrik Nordstrom

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