Recent content by stateless

  1. S

    Putting the VM's on a NAS

    Here are a couple useful reads: http://storagefoo.blogspot.com/2007/09/vmware-over-nfs.html http://blog.scottlowe.org/2007/09/21/nfs-for-vmware-storage/ Note with RAID5 you'll have an IO problem over the network. If it's just a one node cluster local disk is fine. Main reason to go network...
  2. S

    Putting the VM's on a NAS

    Write latency is always the killer for NAS. With iSCSI you need to consider the IO queue limits. With NFS you need to have a fast response sync mount. A spinning disk (single stripe say) can do 100 iops on a 64k packet, or about 6MB/s. A write cache will speed this up. Or example a pair of...
  3. S

    2405 vs 5405z - Write Cache with BBU?

    Putting together a basic 1U colo system for ESXi. Supermicro 5016T-MTF Xeon E5620 12GB RAM RAID10 - 4xSeagate Constellation ES SAS I'm trying to decide between the 2405 and the 5405z. The 5405z is a 5405 with a BBU, there is no BBU option for the 2405. Both units are in the ESXi HCL...
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