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INIZ : NL2KVM Node IO?
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INIZ : NL2KVM Node IO?

iBotiBot Member
edited April 2014 in Help

Is it just me or any one on that node is experiencing similar low IO speeds?

CPU model :  QEMU Virtual CPU version (cpu64-rhel6)
Number of cores : 3
CPU frequency :  3492.064 MHz
Total amount of ram : 1006 MB
Total amount of swap : 511 MB
System uptime :   21 days, 1:35,       
I/O speed :  6.5 MB/s

I have to VMs running on Identical setup(Ramnode & INIZ), running nothing crucial but VM at INIZ goes crazy after sometime of use. I did change the drivers as suggested by patrick (virtio), performed well for that particular day but it's back to these low speeds.

PS: I don't spam this command, I only run it if I feel there's a lag.

Comments

  • AlexanderMAlexanderM Member, Top Host, Host Rep

    Why not submit @iniz a ticket?

  • ATHKATHK Member

    @AlexanderM said:
    Why not submit iniz a ticket?

    Because that's too much effort, plus he is kind of asking a question.

  • AlexanderMAlexanderM Member, Top Host, Host Rep

    @ATHK said:

    I can't speak for KVM with iniz only OVZ. But never had such issues.

    Alexander

  • wychwych Member

    Abuser on the node?

  • ATHKATHK Member

    @wych said:
    Abuser on the node?

    Typical excuse? ;)

  • @ATHK said:

    It doesn't have be an excuse, There could be someone writing huge files on their disks, and that could explain why his I/O speed is low.

  • ATHKATHK Member

    Floris said: It doesn't have be an excuse,

    It was a joke.. http://lowendtalk.com/discussion/comment/548091

  • PatrickPatrick Member
    edited April 2014

    It's fine and and have no sympathy for people who open threads just to moan.

    The 99% of other users on the node are happy with no issues.

    Assuming guide on our KB was followed results are normal. I've seen it drop to around 200 mark but that is satisfactory for most.


    root@testkvm2:~# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync; unlink test
    16384+0 records in
    16384+0 records out
    1073741824 bytes (1.1 GB) copied, 3.15772 s, 340 MB/s
    root@testkvm2:~# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync; unlink test
    16384+0 records in
    16384+0 records out
    1073741824 bytes (1.1 GB) copied, 2.86271 s, 375 MB/s
    root@testkvm2:~# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync; unlink test
    16384+0 records in
    16384+0 records out
    1073741824 bytes (1.1 GB) copied, 2.96234 s, 362 MB/s
    root@testkvm2:~# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync; unlink test
    16384+0 records in
    16384+0 records out
    1073741824 bytes (1.1 GB) copied, 3.19493 s, 336 MB/s
    root@testkvm2:~# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync; unlink test
    16384+0 records in
    16384+0 records out
    1073741824 bytes (1.1 GB) copied, 2.79374 s, 384 MB/s

  • chaufferchauffer Member
    edited April 2014

    Redacted.

  • iBotiBot Member

    INIZ said: It's fine and and have no sympathy for people who open threads just to moan.

    Moan? Now questions with Hosting Provider's name on it is considered moaning? Sympathy? wow that attitude.

    Assuming guide on our KB was followed results are normal. I've seen it drop to around 200 mark but that is satisfactory for most.

    Yes, your KB was followed the day the VPS was installed.

    Hard to believe but a post here did improve the IO. No wonder why it's not going below 150<.

    Thanked by 10xdragon
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