Re: some questions about ceph

2013-01-23 Thread Gregory Farnum
On Wednesday, January 23, 2013 at 3:35 PM, Yue Li wrote: Hi, i have some questions about ceph. ceph provide a POSIX client for users. for aio-read/write, it still use page cache on client side (seems to me). How long will the page cache expire (in case the data on server side has

Re: some questions about ceph deployment

2010-09-22 Thread cang lin
Thanks for your replay,Sege.I think ceph is a very good distributed filesystem and want to test it in product environment.Your reply is very important to us. 2010/9/18 Sage Weil s...@newdream.net Sorry, I just realized this one slipped through the cracks! On Sat, 4 Sep 2010, FWDF wrote: We

Re: some questions about ceph deployment

2010-09-22 Thread Sage Weil
On Wed, 22 Sep 2010, cang lin wrote: We not only mount ceph onto a client in the same subnet but also mount it onto remote client through internet.in the first week everything worked fine,it is about 100G write operation and 10 times read operation per day.The file was almost read only and the

Re: some questions about ceph deployment

2010-09-22 Thread cang lin
2010/9/23 Sage Weil s...@newdream.net: On Wed, 22 Sep 2010, cang lin wrote:  What confuse me is why the client can't access ceph?Even if the osd was down shouldn't affect the client.what is the reason for the client canÿÿt access or unmount ceph? It could be a number of things.  The output

Re: some questions about ceph deployment

2010-09-22 Thread Sage Weil
On Wed, 22 Sep 2010, Sage Weil wrote: On Wed, 22 Sep 2010, cang lin wrote: When I follow the instruction of http://ceph.newdream.net/wiki/Monitor_cluster_expansion to expand a monitor to ceph02, the following error occurred: r...@ceph02:~# /etc/init.d/ceph start mon1

Re: some questions about ceph deployment

2010-09-17 Thread Sage Weil
Sorry, I just realized this one slipped through the cracks! On Sat, 4 Sep 2010, FWDF wrote: We use 3 servers to build a test system of ceph, configured as below: Host IP client01192.168.1.10 ceph01 192.168.2.50

some questions about ceph deployment

2010-09-04 Thread FWDF
  We use 3 servers to build a test system of ceph, configured as below:      Host IP   client01192.168.1.10   ceph01 192.168.2.50   ceph02 192.168.2.51      The OS is unbuntu 10.04 LTS and the version of ceph is v0.21.1