Welcome Guest. Please Login or Register  


You are here: Index > Virtualizor - Virtual Server Control Panel > General Support > Topic : KVM Poor Disk 4K Performance with Windows.



Threaded Mode | Print  

 KVM Poor Disk 4K Performance with Windows. (7 Replies, Read 21079 times)
xeonnet
Group: Member
Post Group: Newbie
Posts: 1
Status:
I'm using Windows Server 2019 with KVM.
using LVM SSD Storage.

1q/1t 4K Performance is 4MB/s ~ 5MB/s
32/q1t 4K Performance is 10MB/s ~ 11MB/s

How can i fix this issue?

tested with Virtio, SCSI, No Cache, Default I/O Policy
IP: --   

KVM Poor Disk 4K Performance with Windows.
moriahroot
Group: Member
Post Group: Newbie
Posts: 1
Status:
same for me, I get error

-----------------------
...
IP: --   

KVM Poor Disk 4K Performance with Windows.
kefirchikus
Group: Member
Post Group: Newbie
Posts: 3
Status:
same problem
IP: --   

KVM Poor Disk 4K Performance with Windows.
kefirchikus
Group: Member
Post Group: Newbie
Posts: 3
Status:
Same problem.

KVM node with LVM NVMe in PCIex4 2TB Samsung RED without RAID and tested on all settings in panel.

Please. help
IP: --   

KVM Poor Disk 4K Performance with Windows.
kefirchikus
Group: Member
Post Group: Newbie
Posts: 3
Status:
Same problem.

KVM node with LVM NVMe in PCIex4 2TB Samsung RED without RAID and tested on all settings in panel.
https://ibb.co/319WRvk

Please. help
IP: --   

KVM Poor Disk 4K Performance with Windows.
shaifulhafizal
Group: Member
Post Group: Newbie
Posts: 2
Status:
test on windows 2019 vm, setup vioscsi\2k19\amd64running node kvm lvm enterprise ssdstorage setting LVM & RAW
setting Disk Caching writeback          I/O Policy threads
AS SSD Benchmark 2.0.7316.34247
------------------------------
Name: Red Hat VirtIO SCSI Disk Device
Firmware: 0001
Controller: viostor
Offset: 563200 K - OK
Size: 50.00 GB
Date: 6/29/2023 6:22:52 PM
------------------------------
Sequential:
------------------------------
Read: 4894.15 MB/s
Write: 2957.15 MB/s
------------------------------
4K:
------------------------------
Read: 96.04 MB/s
Write: 25.09 MB/s
------------------------------
4K-64Threads:
------------------------------
Read: 188.44 MB/s
Write: 64.26 MB/s
------------------------------
Score:
------------------------------
Read: 774
Write: 385
Total: 1497
------------------------------



                       
IP: --   

KVM Poor Disk 4K Performance with Windows.
jevingala
Group: Virtualizor Team
Post Group: Super Member
Posts: 742
Status:
Hi,

The VPS Disk is made of 512 bytes sector size hence 4k performance would be lower.
This would be supported soon to improve the 4k performance.

-----------------------
Regards,
Virtualizor Team.
http://virtualizor.com/
IP: --   

KVM Poor Disk 4K Performance with Windows.
enunciateabcd
Group: Member
Post Group: Newbie
Posts: 5
Status:
it is important to ensure your business is operating within its proper zone.
free games
IP: --   

« Previous    Next »

Threaded Mode | Print  



Jump To :


Users viewing this topic
1 guests, 0 users.


All times are GMT. The time now is April 10, 2024, 6:33 am.

  Powered By AEF 1.0.8 © 2007-2008 Electron Inc.Queries: 11  |  Page Created In:0.018