[9fans] trouble with venti tools and large arenapart...

[9fans] trouble with venti tools and large arenapart...

[Venkatesh Srinivas]

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