Re: Files lost after mds rebuild

2012-12-07 Thread Gregory Farnum
On Wed, Nov 21, 2012 at 11:23 PM, Drunkard Zhang gongfan...@gmail.com wrote: 2012/11/22 Gregory Farnum g...@inktank.com: On Tue, Nov 20, 2012 at 8:28 PM, Drunkard Zhang gongfan...@gmail.com wrote: 2012/11/21 Gregory Farnum g...@inktank.com: No, absolutely not. There is no relationship

Re: Files lost after mds rebuild

2012-11-22 Thread Drunkard Zhang
2012/11/22 Gregory Farnum g...@inktank.com: On Tue, Nov 20, 2012 at 8:28 PM, Drunkard Zhang gongfan...@gmail.com wrote: 2012/11/21 Gregory Farnum g...@inktank.com: No, absolutely not. There is no relationship between different RADOS pools. If you've been using the cephfs tool to place some

Re: Files lost after mds rebuild

2012-11-21 Thread Gregory Farnum
On Tue, Nov 20, 2012 at 8:28 PM, Drunkard Zhang gongfan...@gmail.com wrote: 2012/11/21 Gregory Farnum g...@inktank.com: No, absolutely not. There is no relationship between different RADOS pools. If you've been using the cephfs tool to place some filesystem data in different pools then your

Re: Files lost after mds rebuild

2012-11-20 Thread Gregory Farnum
On Tue, Nov 20, 2012 at 1:25 AM, Drunkard Zhang gongfan...@gmail.com wrote: 2012/11/20 Gregory Farnum g...@inktank.com: On Mon, Nov 19, 2012 at 7:55 AM, Drunkard Zhang gongfan...@gmail.com wrote: I created a ceph cluster for test, here's mistake I made: Add a second mds: mds.ab, executed 'ceph

Re: Files lost after mds rebuild

2012-11-20 Thread Drunkard Zhang
' 2012/11/21 Gregory Farnum g...@inktank.com: On Tue, Nov 20, 2012 at 1:25 AM, Drunkard Zhang gongfan...@gmail.com wrote: 2012/11/20 Gregory Farnum g...@inktank.com: On Mon, Nov 19, 2012 at 7:55 AM, Drunkard Zhang gongfan...@gmail.com wrote: I created a ceph cluster for test, here's mistake

Re: Files lost after mds rebuild

2012-11-20 Thread Sage Weil
On Wed, 21 Nov 2012, Drunkard Zhang wrote: 2012/11/21 Gregory Farnum g...@inktank.com: On Tue, Nov 20, 2012 at 1:25 AM, Drunkard Zhang gongfan...@gmail.com wrote: 2012/11/20 Gregory Farnum g...@inktank.com: On Mon, Nov 19, 2012 at 7:55 AM, Drunkard Zhang gongfan...@gmail.com wrote:

Re: Files lost after mds rebuild

2012-11-19 Thread Gregory Farnum
On Mon, Nov 19, 2012 at 7:55 AM, Drunkard Zhang gongfan...@gmail.com wrote: I created a ceph cluster for test, here's mistake I made: Add a second mds: mds.ab, executed 'ceph mds set_max_mds 2', then removed the mds just added; Then 'ceph mds set_max_mds 1', the first mds.aa crashed, and