From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yan Zheng Subject: Re: space info full Date: Sat, 04 Oct 2008 20:17:23 +0800 Message-ID: <48E75ED3.1000404@gmail.com> References: <200810040945.56118.mbuerger@edu.uni-klu.ac.at> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Cc: linux-btrfs@vger.kernel.org To: =?UTF-8?B?TWFydGluIELDvHJnZXI=?= Return-path: In-Reply-To: <200810040945.56118.mbuerger@edu.uni-klu.ac.at> List-ID: Martin B=C3=BCrger wrote: > Hello, > 'space info full' was the only message I got from dmesg. df reports: >=20 > /dev/sdb1 33551720 28504548 5047172 =20 > 85% /mnt/btrfstest The output of df can be inaccurate. Although df shows the FS is 85% ful= l, It's possible the FS is completely full. >=20 > df -i reports: > /dev/sdb1 0 0 0 - /mnt/btrfstest >=20 > Any (e.g., touch, rm) operation on that mounted filesystem lets the=20 > CPU rise and the system hang... btrfs can't properly handle disk full condition currently. ENOSPC can result in BUG() >=20 > I was filling up the partition with compilebench to the ration=20 > mentioned above. During this process I tried to create a subvolume=20 > with > btrfsctl -s sub_vol /mnt/btrfstest > which did not, as opposed to the advices from the INSTALL file,=20 > create anything within /mnt/btrfstest. Please try mount the FS with -o subvol=3D. option, you will see the new subvol. Regards Yan Zheng -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html