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From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
To: Alex Tomas <alex@clusterfs.com>, linux-ext4 <linux-ext4@vger.kernel.org>
Subject: Delayed alloc bug
Date: Wed, 03 Oct 2007 12:46:35 +0530	[thread overview]
Message-ID: <470341D3.7020409@linux.vnet.ibm.com> (raw)

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# 

                 reply	other threads:[~2007-10-03  7:17 UTC|newest]

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