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From: Burton Samograd <burton.samograd@markit.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Subject: Re: [9fans] Thinkpad T61 Installation Experience
Date: Thu, 17 May 2012 11:45:00 -0400	[thread overview]
Message-ID: <D2A5C7470D67A54FACE86B838946D49D14E466F852@NJ4MSGSCR02.markit.partners> (raw)
In-Reply-To: <c5f15e9c209469befdc3939dacda821c@rei2.9hal>

The defaults in my 9front installation were other, fscache and fsworm.  Does fscache == main and fsworm == dump?

-----Original Message-----
From: 9fans-bounces@9fans.net [mailto:9fans-bounces@9fans.net] On Behalf Of cinap_lenrek@gmx.de
Sent: Thursday, May 17, 2012 9:37 AM
To: 9fans@9fans.net
Subject: Re: [9fans] Thinkpad T61 Installation Experience

no. your user data is not in "other" filesystem. basicly there are 3 filesystems that cwfs exports after 9front installation.
"main", "dump" and "other". "main" is the primary file system that gets archived to the worm in daily intervals. the archival snapshots (dump) appear as directories in the read only "dump"
filesystem. "main" is your root filesystem.

once stuff is written to the worm, it never gets deleted. you can't discard dumps. they are there. forever.

the "other" filesystem is like a traditional unix filesystem.
its not dumped to worm and can be used kind of like scratch space.
we use it for the users /tmp directories.

you can do without a "other" fs. we added support for +t flags like there is in fossil, so you can just mark directories and files as temporary in the "main" filesystem so they dont get dumped to worm. (this works recursively on directories)

but requires a bigger fscache partition if you have lots of stuff flagged temporary. and you loose all your +t flagged data when recovering the filesystem from the last archival snapshot (dump).

--
cinap


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  reply	other threads:[~2012-05-17 15:45 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-16 12:24 Burton Samograd
2012-05-16 12:32 ` Bruce Ellis
2012-05-16 12:49   ` Burton Samograd
2012-05-16 13:00     ` Peter A. Cejchan
2012-05-16 14:43   ` Martin Harriss
2012-05-16 15:00     ` Skip Tavakkolian
     [not found]     ` <CAJSxfmLZE3aNGmMusb=ZJAwn1AZEHuDxCeXJrRLADn+WV0KUEw@mail.gmail.c>
2012-05-16 15:02       ` erik quanstrom
2012-05-16 16:06         ` Charles Forsyth
2012-05-16 13:14 ` David du Colombier
2012-05-16 13:23   ` sl
2012-05-16 16:19     ` Burton Samograd
2012-05-16 16:34       ` cinap_lenrek
2012-05-17 12:39         ` Burton Samograd
2012-05-17 13:12           ` Jack Norton
2012-05-17 13:29             ` Burton Samograd
2012-05-17 14:01             ` erik quanstrom
2012-05-17 15:37           ` cinap_lenrek
2012-05-17 15:45             ` Burton Samograd [this message]
2012-05-17 16:00               ` cinap_lenrek
2012-05-18 21:13                 ` [9fans] The creepy WORM. (was: Re: Thinkpad T61 Installation Experience) Nemo
2012-05-18 22:22                   ` Bakul Shah
2012-05-18 22:45                     ` Francisco J Ballesteros
2012-05-20  3:13                       ` Bakul Shah
2012-05-20  8:37                         ` Charles Forsyth
2012-05-20  8:38                         ` Charles Forsyth
2012-05-20 10:07                         ` Francisco J Ballesteros
2012-05-17 15:48             ` [9fans] Thinkpad T61 Installation Experience erik quanstrom
     [not found]             ` <D2A5C7470D67A54FACE86B838946D49D14E466F852@NJ4MSGSCR02.markit.pa>
2012-05-17 15:57               ` erik quanstrom
2012-05-17 16:09             ` David Romano
2012-05-17 16:26               ` erik quanstrom
2012-05-17 19:43                 ` [9fans] +t and bind (Was Re: Thinkpad T61 Installation Experience) David Romano
2012-05-18 14:48                   ` Ethan Grammatikidis
     [not found]         ` <CAM8pOuM+TDRPjkiWPENr_5qA0Mi5R=-ytmQSA1_ruUmQ54YbGw@mail.gmail.c>
2012-05-17 13:11           ` [9fans] Thinkpad T61 Installation Experience erik quanstrom
2012-05-17 13:28             ` Burton Samograd
2012-05-17 14:08           ` erik quanstrom
2012-05-17 14:49             ` Burton Samograd
2012-05-16 13:51   ` Nicolas Bercher
2012-05-16 14:05     ` erik quanstrom
2012-05-16 14:25       ` Charles Forsyth
2012-05-16 14:31       ` David du Colombier
     [not found]       ` <CAOw7k5jBKN2bxUov=Dagn1aL6nA_OORN+G8iPnkOzvf8mbScyw@mail.gmail.c>
2012-05-16 14:34         ` erik quanstrom
2012-05-16 14:18     ` David du Colombier
2012-05-16 14:21     ` cinap_lenrek
2012-05-16 14:36       ` erik quanstrom
2012-05-16 13:44 ` Nicolas Bercher

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