<html><body><div style="font-family: times new roman, new york, times, serif; font-size: 12pt; color: #000000"><div>Hi,</div><div><br></div><div>We have a production environment with KVM+centos6 and we want to switch to ovirt.</div><div>At this moment we have 12 VM on three independent server. </div><div>This VMs uses the local disks of servers, we don't have a central storage.</div><div><br></div><div>currently we have for ovirt</div><div><br></div><div>- Two Dell R710 with 128 gigs of ram.</div><div><span style="font-size: 12pt;">- A third dell server for ovirt-engine.</span></div><div><span style="font-size: 12pt;">- four 1 gb/sec NICs/ server.</span></div><div><span style="font-size: 12pt;">- Smart GB switch</span></div><div><br></div><div>we would like make an ovirt environment with</div><div><br></div><div>- clusterized, redundant filesystem, data loss protection</div><div>- If a host goes to down the VMs could made a restart on the remain host</div><div>- LACP/bonding (mode 6) for fast I/O beetwen gluster hosts, we don't have 10Gbe nics</div><div>- 8 TB of disk capacity for VMs</div><div><br></div><div>we don't want:</div><div><br></div><div>- using hw raid on servers, because we need free disk tray for more capacity</div><div><br></div><div>My questions.</div><div><br></div><div>- Which glusterfs method is the best for us for performance?</div><div>- Can I make a real "performance" disk i/o by 4-4 NICs ? Or I need 10 Gbe nic for this?</div><div>- How much disk need for good redundancy/performance? 4/server or 2/server ? </div><div>- What will the weak point our project?</div><div><br></div><div>Thanks in advance.</div><div><br></div><div>Tibor</div><div><br></div><div><br></div><div><br></div><div><br></div><div><br></div></div></body></html>