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Delayed alloc bug

DISCUSSION Aneesh Kumar K.V 1 participant 1 message Oct 3, 2007

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Aneesh Kumar K.V

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We should actually get this error

dd: writing to `myfile5': No space left on device

root@x300-qemu-image:~# mount /dev/hdc -t ext4dev -o delalloc,data=writeback /ext4
root@x300-qemu-image:/ext4# df -h . Filesystem            Size  Used Avail Use% Mounted on
/dev/hdc               49M   46M   94K 100% /ext4
root@x300-qemu-image:/ext4# root@x300-qemu-image:/ext4# root@x300-qemu-image:/ext4# root@x300-qemu-image:/ext4# dd if=/dev/zero of=myfile 34188+0 records in
34187+0 records out
17503744 bytes (18 MB) copied, 11.2724 seconds, 1.6 MB/s
root@x300-qemu-image:/ext4# df -h . Filesystem            Size  Used Avail Use% Mounted on
/dev/hdc               49M   49M     0 100% /ext4
root@x300-qemu-image:/ext4# dd if=/dev/zero of=myfile5
49777+0 records in
49777+0 records out
25485824 bytes (25 MB) copied, 19.7667 seconds, 1.3 MB/s
root@x300-qemu-image:/ext4# df -h . Filesystem            Size  Used Avail Use% Mounted on
/dev/hdc               49M   49M     0 100% /ext4
root@x300-qemu-image:/ext4#