From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Helmut Hullen" Subject: Re: 800 GByte free, but "no space left" Date: 06 Dec 2010 08:43:00 +0100 Message-ID: References: Reply-To: helmut@hullen.de Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII To: linux-btrfs@vger.kernel.org Return-path: In-Reply-To: List-ID: Hallo, I wrote am 05.12.10: >>>>>> devid 2 size 1.35TB used 1.35TB path /dev/sdc3 >>>>>> devid 1 size 1.81TB used 1.35TB path /dev/sdf2 >>> Here devid 2 is at 100%, and hence you are getting the no more >>> space left errors. So, the 300 TB is on the bigger disk, and not >>> usable for you right now. >> I _think_ that a balance is all that's needed at this point. It >> can't hurt, anyway (other than taking quite a long time). > After running "balance" it looks better: > Label: 'MM2' uuid: ad7c0668-316c-4a79-ba00-3b505b9d99b4 > Total devices 2 FS bytes used 2.39TB > devid 2 size 1.35TB used 1.20TB path /dev/sdc3 > devid 1 size 1.81TB used 1.20TB path /dev/sdf2 And now: Filesystem 1K-blocks Used Available Use% Mounted on /dev/sdc3 3400799848 2569770888 831028960 76% /srv/MM But after copying about 300 MByte (part of a 1.5-GByte *.mpg) I got "no space left on device". Looks like balancing has stolen about 300 GByte. Time to buy a 3-TByte disk ... Viele Gruesse! Helmut