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PROXMOX and IO Speed ? low
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PROXMOX and IO Speed ? low

darknessendsdarknessends Member
edited August 2013 in Help


I am receiving following scores on serverbear for IO. Disk is RAID 10 - SEAGATE 15K SAS -600GB x 4.

I am not sure if this is okay ? I feel this is way low for what it should be.


Attached devices:
Host: scsi0 Channel: 02 Id: 00 Lun: 00
  Vendor: LSI      **Model: MR9240-8i **       Rev: 2.13
  Type:   Direct-Access                    ANSI  SCSI revision: 05


I/O Pings

10 requests completed in 9048.1 ms, 214 iops, 0.8 mb/s

I/O Seek Test (No Cache)

ioping -RD
445 iops, 1.7 mb/s
min/avg/max/mdev = 0.2/2.2/12.0/1.5 ms

I/O Reads - Sequential

ioping -RL
1564 iops, 391.1 mb/s
min/avg/max/mdev = 0.4/0.6/10.0/0.7 ms

I/O Reads - Cached

ioping -RC
245363 iops, 958.4 mb/s
min/avg/max/mdev = 0.0/0.0/0.1/0.0 ms


**dd if=/dev/zero of=sb-io-test bs=1M count=1k conv=fdatasync
11.4679 s, 93.6 MB/s

dd if=/dev/zero of=sb-io-test bs=64k count=16k conv=fdatasync
10.9435 s, 98.1 MB/s

dd if=/dev/zero of=sb-io-test bs=1M count=1k oflag=dsync
23.4417 s, 45.8 MB/s

dd if=/dev/zero of=sb-io-test bs=64k count=16k oflag=dsync
172.715 s, 6.2 MB/s**

Read IOPS   1822.0
Read Bandwidth  7.2 MB/second
Write IOPS  1599.0
Write Bandwidth 6.3 MB/second 


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