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IO of Nvme Storage Dedicated Server
Hello i have dedicated server
is this IO is acceptable for nvme storage
KiB from . (ext4 /dev/md2): request=1 time=163 us
4 KiB from . (ext4 /dev/md2): request=2 time=405 us
4 KiB from . (ext4 /dev/md2): request=3 time=410 us
4 KiB from . (ext4 /dev/md2): request=4 time=406 us
4 KiB from . (ext4 /dev/md2): request=5 time=407 us
4 KiB from . (ext4 /dev/md2): request=6 time=422 us
4 KiB from . (ext4 /dev/md2): request=7 time=409 us
4 KiB from . (ext4 /dev/md2): request=8 time=412 us
4 KiB from . (ext4 /dev/md2): request=9 time=412 us
4 KiB from . (ext4 /dev/md2): request=10 time=408 us
4 KiB from . (ext4 /dev/md2): request=11 time=305 us
4 KiB from . (ext4 /dev/md2): request=12 time=362 us
4 KiB from . (ext4 /dev/md2): request=13 time=368 us
4 KiB from . (ext4 /dev/md2): request=14 time=417 us
4 KiB from . (ext4 /dev/md2): request=15 time=410 us
— . (ext4 /dev/md2) ioping statistics —
15 requests completed in 14.0 s, 2.62 k iops, 10.3 MiB/s
min/avg/max/mdev = 163 us / 381 us / 422 us / 65 us
NAME FSTYPE LABEL MOUNTPOINT SIZE MODEL
nvme0n1 477G THNSN5512GPU7 TOSHIBA
├─nvme0n1p3 linux_raid_member rescue:2 444.4G
│ └─md2 ext4 / 444.3G
├─nvme0n1p1 linux_raid_member rescue:0 32G
│ └─md0 swap [SWAP] 32G
└─nvme0n1p2 linux_raid_member rescue:1 512M
└─md1 ext3 /boot 511M
nvme1n1 477G THNSN5512GPU7 TOSHIBA
├─nvme1n1p2 linux_raid_member rescue:1 512M
│ └─md1 ext3 /boot 511M
├─nvme1n1p3 linux_raid_member rescue:2 444.4G
│ └─md2 ext4 / 444.3G
└─nvme1n1p1 linux_raid_member rescue:0 32G
└─md0 swap [SWAP] 32G
Comments
short answer: most likely.
long answer: just some ioping is not enough to give you proper info. consider running fio with different blocksize instead, to see how IOps vs bandwidth relate to that.
of course make sure you wait for your soft-raid to finish syncing first before you conduct any benches anyway.