Need a filesystem with "unlimited" inodes
m.seaman at infracaninophile.co.uk
Tue Jun 9 08:12:20 UTC 2009
Dan Nelson wrote:
> In the last episode (Jun 08), Kelly Jones said:
>> What UFS-like filesystem has unlimited inodes, but is a drop-in
>> replacement for ext3, and is fairly easy to configure?
>> Is UFS2 no longer considered the "best" general-use filesystem?
>> Reason I ask: I'm going to create many small (~1K) files on a 100G
>> disk and thus need at least 100M inodes.
>> "newfs -i" maxes out at ~52M inodes (862 groups * 60864 inodes =~ 52M
>> # newfs -N -i 1 /dev/da1;: same results as -i 2048
>> /dev/da1: 102400.0MB (209715200 sectors) block size 16384, fragment size
>> 2048 using 862 cylinder groups of 118.88MB, 7608 blks, 60864
>> I realize I can use "f 512 -b 4096" to get 200M+ inodes, but I'm willing
>> to experiment w/ a new filesystem, provided it behaves mostly like UFS.
> At this point you're sort of out of the general-use category :) You want
> ZFS. Or rather, you don't want to try and fsck a UFS filesystem with 200M
> inodes. The three drawbacks I can think of to ZFS are it's hard to boot
> from (although you probably aren't booting from da1), it requires more
> memory than UFS, and there is no ACL support at the moment (not that many
> people used the ACL support for UFS). If you're already on an amd64 system
> with 4GB or more RAM you'll be fine.
Or store your data in a RDBMS rather than in the filesystem.
Dr Matthew J Seaman MA, D.Phil. Flat 3
7 Priory Courtyard
PGP: http://www.infracaninophile.co.uk/pgpkey Ramsgate
Kent, CT11 9PW, UK
-------------- next part --------------
A non-text attachment was scrubbed...
Size: 259 bytes
Desc: OpenPGP digital signature
Url : http://lists.freebsd.org/pipermail/freebsd-questions/attachments/20090609/7a192f6b/signature.pgp
More information about the freebsd-questions