Re: [PATCH V2] mds: fix CDir::_commit_partial() bug

2012-12-01 Thread Yan, Zheng
Hi Sage, This patch is buggy, please drop it from wip-mds. On 11/23/2012 12:52 AM, Yan, Zheng wrote: From: Yan, Zheng zheng.z@intel.com When a null dentry is encountered, CDir::_commit_partial() adds a OSD_TMAP_RM command to delete the dentry. But if the dentry is new, the osd will not

Re: Hangup during scrubbing - possible solutions

2012-12-01 Thread Andrey Korolyov
On Sat, Dec 1, 2012 at 9:07 AM, Samuel Just sam.j...@inktank.com wrote: Just pushed a fix to next, 49f32cee647c5bd09f36ba7c9fd4f481a697b9d7. Let me know if it persists. Thanks for the logs! -Sam Very nice, thanks! There is one corner case - ``on-the-fly'' upgrade works well only if your

slow backfilling / remapping

2012-12-01 Thread Stefan Priebe
Hello list, today i was trying to look what happens if i remove an osd. I've executed: ceph osd 21 out Cluster Details: - XFS FS for OSDs - Software version: latest next from today 12/01/2012 - 6 Nodes with 4 OSDs only SSDs each I have just 8 GB of data so i thought removing an OSD should be

Re: rbd STDIN import does not work / wip-rbd-export-stdout

2012-12-01 Thread Stefan Priebe
Hi Dan, Am 27.11.2012 10:16, schrieb Stefan Priebe - Profihost AG: Am 26.11.2012 21:00, schrieb Dan Mick: It writes zeros; there's no way for it to know how many zeros are coming. It could make a half-hearted attempt depending on its buffer size and the amount of data the source is willing to

wip-msgr-delay-queue

2012-12-01 Thread Sage Weil
Is ready to merge, after a final look. There is one additional patch that handles the connection fault and reconnect cases that hasn't been reviewed yet. Passed the rados suite, although when we add it to the night suite we'll want lower probabilities because most of the runs took hours to

Re: [PATCH V2] mds: fix CDir::_commit_partial() bug

2012-12-01 Thread Sage Weil
On Sat, 1 Dec 2012, Yan, Zheng wrote: Hi Sage, This patch is buggy, please drop it from wip-mds. Done. On 11/23/2012 12:52 AM, Yan, Zheng wrote: From: Yan, Zheng zheng.z@intel.com When a null dentry is encountered, CDir::_commit_partial() adds a OSD_TMAP_RM command to delete

Re: rbd STDIN import does not work / wip-rbd-export-stdout

2012-12-01 Thread Dan Mick
On 11/28/2012 6:53 AM, Stefan Priebe - Profihost AG wrote: Hi Dan, thanks for your update / new import-export branch. The import seems to work now. What i'm wondering is that it is really slow. I see around 10% CPU Usage on importing host (host where rbd import is started) and just 4MB

Re: rbd STDIN import does not work / wip-rbd-export-stdout

2012-12-01 Thread Dan Mick
On 12/1/2012 12:23 PM, Stefan Priebe wrote: Hi Dan, Am 27.11.2012 10:16, schrieb Stefan Priebe - Profihost AG: Am 26.11.2012 21:00, schrieb Dan Mick: It writes zeros; there's no way for it to know how many zeros are coming. It could make a half-hearted attempt depending on its buffer size

Re: endless flying slow requests

2012-12-01 Thread Sage Weil
I pushed another fix that plugs a leak when requests race with peering that fixed the 'slow request' for osd_sub_op messages for me. It's in wip-osd-leak. Sam, when you get a chance, can you take a look and push it to next if it looks okay? Thanks! sage On Fri, 30 Nov 2012, Samuel Just

Re: rbd map command hangs for 15 minutes during system start up

2012-12-01 Thread Nick Bartos
Unfortunately the hangs happen with the new set of patches. Here's some debug info: https://gist.github.com/raw/4187123/90194ce172130244a9c1c968ed185eee7282d809/gistfile1.txt On Fri, Nov 30, 2012 at 3:22 PM, Alex Elder el...@inktank.com wrote: On 11/29/2012 02:37 PM, Alex Elder wrote: On