search for: storrag

Hi List, i have running xen-3.0.2 and my migration time for DomU from Server A to Server B is about 20sec. The Servers A and B are connected over 1GBit/s Links and the storrage is connected via iSCSI. The iSCSI volumes have a performance about 20-40MByte/s. Servers A is a 2x2GHz Xeon with 4GB Ram and Server B is a 1.8GHz AMD with 2GB Ram. The documentation states about some 60-300msec, so my qestion is: How long takes it on your Servers to migrate a DomU from A to B, w...

Hello, I have installed GlusterFS one month ago, and replication have many issues : First of all, our infrastructure, 2 storage array of 8Tb in replication mode... We have our backups file on this arrays, so 6Tb of datas. I want replicate datas on the second storrage array, so, i use this command : # gluster volume rebalance REP_SVG migrate-data start And gluster start to replicate, in 2 weeks we had 2.6Yb of datas replicated. But now, replication fail after about one day of replication.... with many errors. So i have two questions, are there any option or co...

...d other storage vendors) we NVdM> are able to create data volume snapshots controlled by the NVdM> Storage Array. Know also that snapshot functionality is directly NVdM> available into zfs, but a lot of customers don''t want to change a current habit. NVdM> Through this kind of Storrage Array snapshots, also the current NVdM> used zfs pool guid is copied. If you try now to import these NVdM> type of snapshots onto the same host, you receive a error NVdM> because you try to import a already used guid. NVdM> A identical situation you have by disks under Symantec Stora...

Hi, when i start a Domain and the local block device is mounted i got an error message from xm, as expected. When i run a DomU from a SAN (FC Storrage) xm lets me happyly start the same DomU wiht the same filesystem on another Dom0. I have 2 Dom0 Server connected to the same FC Disks, managed by clvmd. Is there any way to prevent this scenario from happening because after booting the 2nd DomU with the same filesystem it is doomed..... regards M...