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    SubjectRe: [PATCH 0/3] xfs: change available ranges in quota check
    On Fri, Jan 27, 2012 at 11:02:11PM +0900, HAYASAKA Mitsuo wrote:
    > Hi Christoph,
    >
    > I'd like to explain the reason why I sent the patch series.
    >
    > Here is an example where I activated user quota and set each softlimit and
    > hardlimit as follows.
    >
    > | softlimit | hardlimit
    > -------------------------------
    > block | 1M | 2M
    > -------------------------------
    > inode | 3 | 5
    >
    > I succeeded to create files up to the inode hardlimit using touch command.
    > The quota information is shown as follows.
    >
    > # xfs_quota -x -c 'report -u -b -i -h' /mnt/xfs2
    > User quota on /mnt/xfs2 (/dev/vdb)
    > Blocks Inodes
    > User ID Used Soft Hard Warn/Grace Used Soft Hard Warn/Grace
    > ---------- --------------------------------- ---------------------------------
    > root 0 0 0 00 [------] 3 0 0 00 [------]
    > xfstest01 0 1M 2M 00 [------] 5 3 5 00 [6 days]
    > ~~~~ ~~
    >
    > However, I failed to create and add another file due to the quota limitation.
    >
    > $ touch /mnt/xfs2/dir00/file05
    > touch: cannot touch `/mnt/xfs2/dir00/file05': Disk quota exceeded
    >
    > It seems the inode quota works well.
    >
    > Regarding the block quota, I got the quota limitation message even if I
    > created a 2MB file which is equal to the hardlimit of disk quota.
    >
    > $ dd if=/dev/zero of=/mnt/xfs2/dir00/file01 bs=2M count=1
    > dd: writing `/mnt/xfs2/dir00/file01': Disk quota exceeded
    > 1+0 records in ~~~~~~~~~~~~~~~~~~~~~
    > 0+0 records out
    > 2093056 bytes (2.1 MB) copied, 0.00561516 s, 373 MB/s
    >
    > I'd like to change the available range of the block quota, and
    > also change the inode quota check to the same way as the block check
    > introduced in PATCH 2/3 to make it more general.

    Makes sense. Can you create an xfstests testcase containing the above
    test case?



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