Portál AbcLinuxu, 8. května 2025 07:56
Přeji hezký den,
v rámci testování rychlosti disku jsem narazil na následující udaje, u kterých si nevím rady, jeslti jsou dostatečné a proč ne
Proto prosím o radu:
Server DELL 2950 (2x Xeon - 8 jader, 16GB RAM)
RAID 1 md4 2x disk:
=== START OF INFORMATION SECTION ===
Model Family: Western Digital Caviar Blue Serial ATA
Device Model: WDC WD3200AAJS-00B4A0
Serial Number: WD-WCAT1H024074
LU WWN Device Id: 5 0014ee 1031c145a
Firmware Version: 01.03A01
User Capacity: 320 072 933 376 bytes [320 GB]
Sector Size: 512 bytes logical/physical
Device is: In smartctl database [for details use: -P show]
ATA Version is: ATA8-ACS (minor revision not indicated)
SATA Version is: SATA 2.5, 3.0 Gb/s
Local Time is: Sun Sep 27 15:19:38 2015 CEST
SMART support is: Available - device has SMART capability.
SMART support is: Enabled
hdparm -tT /dev/sdb
/dev/sdb:
Timing cached reads: 12304 MB in 2.00 seconds = 6157.93 MB/sec
Timing buffered disk reads: 296 MB in 3.01 seconds = 98.33 MB/sechdparm -tT /dev/md4
/dev/md4:
Timing cached reads: 12612 MB in 2.00 seconds = 6311.99 MB/sec
Timing buffered disk reads: read(2097152) returned 1052672 bytesioping -R /dev/md4
--- /dev/md4 (block device 241.7 GiB) ioping statistics ---
190 requests completed in 3.00 s, 63 iops, 254.0 KiB/s
min/avg/max/mdev = 3.47 ms / 15.8 ms / 48.4 ms / 6.22 msioping -R /dev/sdb
--- /dev/sdb (block device 298.1 GiB) ioping statistics ---
178 requests completed in 3.01 s, 59 iops, 237.0 KiB/s
min/avg/max/mdev = 5.13 ms / 16.9 ms / 52.0 ms / 7.59 ms
RAID 1 md1 2x disk
=== START OF INFORMATION SECTION ===
Model Family: Western Digital Green
Device Model: WDC WD10EZRX-00L4HB0
Serial Number: WD-WCC4J0698661
LU WWN Device Id: 5 0014ee 2b3e99f19
Firmware Version: 01.01A01
User Capacity: 1 000 204 886 016 bytes [1,00 TB]
Sector Sizes: 512 bytes logical, 4096 bytes physical
Device is: In smartctl database [for details use: -P show]
ATA Version is: ATA8-ACS (minor revision not indicated)
SATA Version is: SATA 3.0, 6.0 Gb/s (current: 6.0 Gb/s)
Local Time is: Sun Sep 27 15:23:44 2015 CEST
SMART support is: Available - device has SMART capability.
SMART support is: Enabled
hdparm -tT /dev/md127
/dev/md127:
Timing cached reads: 11212 MB in 2.00 seconds = 5611.05 MB/sec
Timing buffered disk reads: 434 MB in 3.00 seconds = 144.59 MB/sec
hdparm -tT /dev/sda
/dev/sda:
Timing cached reads: 11310 MB in 2.00 seconds = 5659.81 MB/sec
Timing buffered disk reads: 440 MB in 3.01 seconds = 146.41 MB/sec
ioping -R /dev/sda
--- /dev/sda (block device 931.5 GiB) ioping statistics ---
163 requests completed in 3.01 s, 54 iops, 217.4 KiB/s
min/avg/max/mdev = 3.47 ms / 18.4 ms / 77.9 ms / 7.81 msioping -R /dev/md127
--- /dev/md127 (block device 875.1 GiB) ioping statistics ---
175 requests completed in 3.01 s, 58 iops, 232.7 KiB/s
min/avg/max/mdev = 3.35 ms / 17.2 ms / 30.9 ms / 5.46 ms
Zvláště se mi nezdají hodnoty při iopingu desítky iops se mi zdá dost mál. Nějaké tipy rady či je to normální?
Díky
Řešení dotazu:
=== START OF INFORMATION SECTION === Device Model: WDC WD2000FYYZ-01UL1B1 Serial Number: WD-WCC1P1107626 LU WWN Device Id: 5 0014ee 25ee4d75a Firmware Version: 01.01K02 User Capacity: 2,000,398,934,016 bytes [2.00 TB] Sector Size: 512 bytes logical/physical Device is: Not in smartctl database [for details use: -P showall] ATA Version is: 8 ATA Standard is: Exact ATA specification draft version not indicated Local Time is: Sun Sep 27 18:36:57 2015 CEST SMART support is: Available - device has SMART capability. SMART support is: Enabled pro jeden disk: ioping -R /dev/sda --- /dev/sda (device 1863.0 Gb) ioping statistics --- 244 requests completed in 3000.6 ms, 82 iops, 0.3 mb/s min/avg/max/mdev = 2.5/12.2/22.0/3.8 ms pro RAID10 mdraid pole: ioping -R /dev/md0 --- /dev/md0 (device 31.6 Gb) ioping statistics --- 458 requests completed in 3002.0 ms, 154 iops, 0.6 mb/s min/avg/max/mdev = 0.3/6.5/20.7/2.7 ms pro RAID6 mdraid pole: ioping -R /dev/md1 --- /dev/md1 (device 3352.5 Gb) ioping statistics --- 237 requests completed in 3000.9 ms, 79 iops, 0.3 mb/s min/avg/max/mdev = 4.0/12.6/35.4/4.1 ms
Tiskni
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