Re: [PATCH v4 2/3] Btrfs: rescan for qgroups

2013-05-01 Thread Wang Shilong
Hello Jan, If qgroup tracking is out of sync, a rescan operation can be started. It iterates the complete extent tree and recalculates all qgroup tracking data. This is an expensive operation and should not be used unless required. A filesystem under rescan can still be umounted. The rescan

Re: [PATCH v4 2/3] Btrfs: rescan for qgroups

2013-05-01 Thread Jan Schmidt
Hi Wang, On 01.05.2013 09:29, Wang Shilong wrote: Hello Jan, If qgroup tracking is out of sync, a rescan operation can be started. It iterates the complete extent tree and recalculates all qgroup tracking data. This is an expensive operation and should not be used unless required. A

Re: [PATCH v4 2/3] Btrfs: rescan for qgroups

2013-05-01 Thread Wang Shilong
Hi Jan, Hi Wang, On 01.05.2013 09:29, Wang Shilong wrote: Hello Jan, If qgroup tracking is out of sync, a rescan operation can be started. It iterates the complete extent tree and recalculates all qgroup tracking data. This is an expensive operation and should not be used unless

Re: [PATCH v4 2/3] Btrfs: rescan for qgroups

2013-05-01 Thread Jan Schmidt
On 01.05.2013 13:42, Wang Shilong wrote: Hi Jan, Hi Wang, On 01.05.2013 09:29, Wang Shilong wrote: Hello Jan, If qgroup tracking is out of sync, a rescan operation can be started. It iterates the complete extent tree and recalculates all qgroup tracking data. This is an expensive

[PATCH v4 2/3] Btrfs: rescan for qgroups

2013-04-25 Thread Jan Schmidt
If qgroup tracking is out of sync, a rescan operation can be started. It iterates the complete extent tree and recalculates all qgroup tracking data. This is an expensive operation and should not be used unless required. A filesystem under rescan can still be umounted. The rescan continues on the

Re: [PATCH v4 2/3] Btrfs: rescan for qgroups

2013-04-25 Thread Wang Shilong
If qgroup tracking is out of sync, a rescan operation can be started. It iterates the complete extent tree and recalculates all qgroup tracking data. This is an expensive operation and should not be used unless required. A filesystem under rescan can still be umounted. The rescan continues