From mboxrd@z Thu Jan  1 00:00:00 1970
MIME-Version: 1.0
From: Venkatesh Srinivas <me@acm.jhu.edu>
Date: Sat, 22 Aug 2009 22:32:36 -0400
Message-ID: <f75780240908221932q5953c22p443b4e646c2dac8e@mail.gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
Subject: [9fans] trouble with venti tools and large arenapart...
Topicbox-Message-UUID: 51eb08dc-ead5-11e9-9d60-3106f5b1d025

I'm having trouble with venti's tools, creating an arena partition
greater than 89.6GB... anyone seen anything like this before?

me@centaur:~/u% dd if=/dev/zero of=arenas bs=1024k count=1 seek=89500
   <worked>
me@centaur:~/u% dd if=/dev/zero of=isect bs=1024k count=1 seek=4900
   <worked>
me@centaur:~/u% fmtisect isect isect
fmtisect isect: 627,231 buckets of 215 entries, 524,288 bytes for index map
me@centaur:~/u% fmtarenas arenas arenas
fmtarenas arenas: 175 arenas, 93,847,805,952 bytes storage, 524,288
bytes for index map
me@centaur:~/u% fmtindex venti.conf
fmtindex: 175 arenas, 627,186 index buckets, 93,844,938,752 bytes storage
me@centaur:~/u%
me@centaur:~/u% rm arenas isect
me@centaur:~/u% dd if=/dev/zero of=arenas bs=1024k count=1 seek=89700
<worked>
me@centaur:~/u% dd if=/dev/zero of=isect bs=1024k count=1 seek=4900
<worked>
me@centaur:~/u% fmtisect isect isect
fmtisect isect: 627,231 buckets of 215 entries, 524,288 bytes for index map
me@centaur:~/u% fmtarenas arenas arenas
fmtarenas arenas: 176 arenas, 94,057,521,152 bytes storage, 524,288
bytes for index map
me@centaur:~/u% fmtindex venti.conf
2009/0822 22:27:10 err 2: arena has wrong magic number: 00000000
expected ArenaMagic (0xf2a14ead)
2009/0822 22:27:10 err 2: arena header or trailer corrupted
2009/0822 22:27:10 err 2: arenas171: arena header or trailer corrupted
fmtindex: can't initialize config venti.conf: arenas: arenas171: arena
header or trailer corrupted
me@centaur:~/u%

Thanks,
-- vs