From mboxrd@z Thu Jan  1 00:00:00 1970
Subject: Re: [9fans] Fossil questions
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From: John Packer <john@sockfarm.net>
To: 9fans@cse.psu.edu
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In-Reply-To: <ecdbd96a3a0c2eadcab5ac6b7a912a62@plan9.bell-labs.com>
Message-Id: <3C0C125A-33E8-11D7-B810-000A27AE643E@sockfarm.net>
Date: Wed, 29 Jan 2003 19:17:36 -0500
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Thanks for your help, Russ. That worked nicely.

John Packer


On Tuesday, January 28, 2003, at 09:02  PM, Russ Cox wrote:

>> Suppose I didn't have a score at all. Is there some way to
>> recover the most recent score, perhaps from the venti server?
>
> Yes.  Since the data is not encrypted, if you have access to
> the raw disk partitions storing the arenas, you can find
> anything you want.
>
>> Also, though it's no big loss, is everything stored on Venti
>> in the last two days inaccessible?
>
> Do a pull to get the new file /sys/src/cmd/venti/printarena.c
> and then
>
> 	cd /sys/src/cmd/venti
> 	mk 8.printarena
>
> Then, run this on the Venti server as the host owner:
>
> cd /sys/src/cmd/venti
> ventihttp=your-server:8000
> hget http://$ventihttp/index |
> awk '
>  /^index=/ { blockSize=0+substr($3, 11); }
>  /^arena=/ { arena=substr($1, 7); }
>  /^	arena=/ { start=0+substr($5, 2)-blockSize; printf("./8.printarena 
> -o %d %s\n", start, $3); }' |
> rc |
> sed -n 's/^(.*) 1$/vac:\1/p'
>
> to get a list of all the vac archives on the server.
>
> Russ