Re: [ceph-users] radosgw daemon stalls on download of some files

2013-11-30 Thread Artem Silenkov
Good day! Is it possible to change frontend to something different then Apache? For example Nginx. Regards, Artem Silenkov 2013/11/30 Sebastian > Hi Yehuda, > > > > It's interesting, the responses are received but seems that they > > aren't being handled (hence the following pings). There ar

Re: [ceph-users] installing OS on software RAID

2013-11-30 Thread Gandalf Corvotempesta
2013/11/25 James Harper : > Is the OS doing anything apart from ceph? Would booting a ramdisk-only system > from USB or compact flash work? This is the same question i've made some times ago. Is ok to use USB as standard OS (OS, non OSD!) disk? OSDs and journals will be on dedicated disks. USB wi

Re: [ceph-users] radosgw daemon stalls on download of some files

2013-11-30 Thread Andrew Woodward
Are you using the inktank patched FastCGI sever? http://gitbuilder.ceph.com Alternately try another script sever like ngnix as already suggested. On Nov 29, 2013 12:23 PM, "German Anders" wrote: > Thanks a lot Sebastian, i'm going to try that, also i'm having an issue > while trying to test a

Re: [ceph-users] installing OS on software RAID

2013-11-30 Thread Kyle Bader
> > Is the OS doing anything apart from ceph? Would booting a ramdisk-only system from USB or compact flash work? I haven't tested this kind of configuration myself but I can't think of anything that would preclude this type of setup. I'd probably use sqashfs layered with a tmpfs via aufs to avoid

Re: [ceph-users] Impact of fancy striping

2013-11-30 Thread Kyle Bader
> This journal problem is a bit of wizardry to me, I even had weird intermittent issues with OSDs not starting because the journal was not found, so please do not hesitate to suggest a better journal setup. You mentioned using SAS for journal, if your OSDs are SATA and a expander is in the data pa

[ceph-users] odd performance graph

2013-11-30 Thread James Harper
I ran HTTach on one of my VM's and got a graph that looks like this: ___-- The low points are all ~35Mbytes/sec and the high points are all ~60Mbytes/sec. This is very reproducible. HDTach does sample reads across the whole disk, so would I be right in thinking that the variation is du

Re: [ceph-users] odd performance graph

2013-11-30 Thread James Harper
> > I ran HTTach on one of my VM's and got a graph that looks like this: > > ___-- > > The low points are all ~35Mbytes/sec and the high points are all > ~60Mbytes/sec. This is very reproducible. > > HDTach does sample reads across the whole disk, so would I be right in > thinking that

[ceph-users] Adding new OSDs, need to increase PGs?

2013-11-30 Thread Indra Pramana
Dear all, Greetings to all, I am new to this list. Please mind my newbie question. :) I am running a Ceph cluster with 3 servers and 4 drives / OSDs per server. So total currently there are 12 OSDs running on the cluster. I set PGs (Placement Groups) value to 600 based on recommendation of calcul