おまえの hddparm -tT 教えてください。
■ このスレッドは過去ログ倉庫に格納されています
bash# cat /proc/ide/hda/model
TOSHIBA MK6015MAP
/dev/hda:
Timing buffer-cache reads: 64 MB in 0.55 seconds =116.36 MB/sec
Timing buffered disk reads: 32 MB in 2.44 seconds =13.11 MB/sec
bash-2.05# cat /proc/ide/hda/model
FUJITSU MPG3409AT E
/dev/hda:
Timing buffer-cache reads: 128 MB in 1.04 seconds =123.08 MB/sec
Timing buffered disk reads: 64 MB in 2.35 seconds = 27.23 MB/sec
bash-2.05# cat /proc/ide/hdc/model
IBM-DPTA-372050
/dev/hdc:
Timing buffer-cache reads: 128 MB in 1.01 seconds =126.73 MB/sec
Timing buffered disk reads: 64 MB in 2.94 seconds = 21.77 MB/sec # hdparm -Tt /dev/sdb
/dev/sdb:
Timing cached reads: 1688 MB in 2.00 seconds = 844.65 MB/sec
Timing buffered disk reads: 94 MB in 3.02 seconds = 31.15 MB/sec /dev/md0:
Timing cached reads: 4026 MB in 2.00 seconds = 2012.94 MB/sec
Timing buffered disk reads: 736 MB in 3.00 seconds = 245.13 MB/sec
/dev/mapper/isw_fadffcfge_vol06:
Timing cached reads: 15424 MB in 2.00 seconds = 7718.61 MB/sec
Timing buffered disk reads: 1416 MB in 3.00 seconds = 471.43 MB/sec
CF変換晒してみる。>>401見るとSDで十分だったのかもしれん。
hdparm -itT /dev/sda
/dev/sda:
Model=CF, FwRev=Ver6.00, SerialNo=
Config={ HardSect NotMFM Fixed DTR>10Mbs }
RawCHS=16383/16/63, TrkSize=32256, SectSize=512, ECCbytes=4
BuffType=DualPort, BuffSize=1kB, MaxMultSect=1, MultSect=1
CurCHS=16383/16/63, CurSects=31227840, LBA=yes, LBAsects=31227840
IORDY=yes, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio1 pio2 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 *udma2 udma3 udma4 udma5 udma6
AdvancedPM=no WriteCache=disabled
Drive conforms to: Unspecified: ATA/ATAPI-4,5
* signifies the current active mode
Timing cached reads: 1030 MB in 2.00 seconds = 514.72 MB/sec
Timing buffered disk reads: 86 MB in 3.07 seconds = 28.04 MB/sec [root@localhost ~]# hdparm -tT /dev/sd?
/dev/sda:
Timing cached reads: 8846 MB in 2.00 seconds = 4431.70 MB/sec
Timing buffered disk reads: 372 MB in 3.00 seconds = 123.82 MB/sec
/dev/sdb:
Timing cached reads: 8556 MB in 2.00 seconds = 4285.59 MB/sec
Timing buffered disk reads: 178 MB in 3.02 seconds = 58.99 MB/sec
sdaがシングルプッタラ500GB(ST3500418AS)
sdbはウエスタンのマルチプッタラ250GB(WD2500JS) /dev/sda:
Model=Hitachi HTS725050A9A364, FwRev=PC4OC70E,
Timing cached reads: 6678 MB in 1.99 seconds = 3347.47 MB/sec
Timing buffered disk reads: 320 MB in 3.01 seconds = 106.34 MB/sec
ノートで3桁に到達したのは感慨深い $ sudo hdparm -tT /dev/sda
/dev/sda:
Timing cached reads: 7522 MB in 2.00 seconds = 3762.67 MB/sec
Timing buffered disk reads: 722 MB in 3.00 seconds = 240.48 MB/sec
初SSD CT256M4SSD2 / fw 009
31k で買った
マシンがSATA300 なのでIF が足引っ張ってるかな EeePC901-X
root@user-901:~# hdparm -itT /dev/sda
/dev/sda:
Model=ASUS-PHISON SSD, FwRev=TST2.04U, SerialNo=S
Config={ HardSect NotMFM Fixed DTR>10Mbs }
RawCHS=7818/16/63, TrkSize=32256, SectSize=512, ECCbytes=4
BuffType=DualPort, BuffSize=1kB, MaxMultSect=1, MultSect=off
CurCHS=7818/16/63, CurSects=7880544, LBA=yes, LBAsects=7880544
IORDY=yes, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio1 pio2 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 *udma4
AdvancedPM=no
Drive conforms to: Unspecified: ATA/ATAPI-4,5
* signifies the current active mode
Timing cached reads: 918 MB in 2.00 seconds = 458.65 MB/sec
Timing buffered disk reads: 98 MB in 3.05 seconds = 32.13 MB/sec
~$ sudo hdparm -itT /dev/sdb
/dev/sdb:
Model=M4-CT064M4SSD2, FwRev=0009, SerialNo=00000000xxxxxxxxxxxB
Config={ Fixed DTR>10Mbs }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=0
BuffType=unknown, BuffSize=unknown, MaxMultSect=16, MultSect=16
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=125045424
IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5
AdvancedPM=yes: unknown setting WriteCache=enabled
Drive conforms to: unknown: ATA/ATAPI-3,4,5,6,7
* signifies the current active mode
Timing cached reads: 3176 MB in 2.00 seconds = 1589.03 MB/sec
Timing buffered disk reads: 560 MB in 3.00 seconds = 186.47 MB/sec
sata2.xだとドライブの足を引っ張ってる状態なんだろうね。
新しいマザー買わなきゃ… /dev/sda:
Model=INTEL SSDSA2M080G2GC, FwRev=2CV102HD, SerialNo=
Config={ Fixed }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=0
BuffType=unknown, BuffSize=unknown, MaxMultSect=16, MultSect=16
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=156301488
IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
AdvancedPM=no WriteCache=enabled
Drive conforms to: ATA/ATAPI-7 T13 1532D revision 1: ATA/ATAPI-2,3,4,5,6,7
* signifies the current active mode
Timing cached reads: 6364 MB in 2.00 seconds = 3182.98 MB/sec
Timing buffered disk reads: 510 MB in 3.01 seconds = 169.35 MB/sec /dev/sdb:
Model=Hitachi HDS721010DLE630, FwRev=MS2OA5N0, SerialNo=
Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=56
BuffType=DualPortCache, BuffSize=25956kB, MaxMultSect=16, MultSect=16
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=1953525168
IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio1 pio2 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
AdvancedPM=yes: disabled (255) WriteCache=enabled
Drive conforms to: unknown: ATA/ATAPI-2,3,4,5,6,7
* signifies the current active mode
Timing cached reads: 6586 MB in 2.00 seconds = 3294.04 MB/sec
Timing buffered disk reads: 510 MB in 3.01 seconds = 169.35 MB/sec
こんなもんなの? 2.5inch SATA です.
cat /proc/scsi/scsi
WDC WD3200BEVT-2 Rev: 11.0
# hdparm -tT /dev/sda
/dev/sda:
Timing cached reads: 182 MB in 2.02 seconds = 90.32 MB/sec
Timing buffered disk reads: 166 MB in 3.00 seconds = 55.25 MB/sec
$ sudo hdparm -itT /dev/sda
/dev/sda:
Model=STT_FZM64GW18P, FwRev=VATE1703, SerialNo=P682582-N5A1-404B001
Config={ Fixed }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=0
BuffType=DualPortCache, BuffSize=unknown, MaxMultSect=16, MultSect=16
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=117440512
IORDY=yes, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio1 pio2 pio3 pio4
DMA modes: sdma0 sdma1 sdma2 mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5 udma6
AdvancedPM=no WriteCache=disabled
Drive conforms to: unknown: ATA/ATAPI-1,2,3,4,5,6,7
* signifies the current active mode
Timing cached reads: 1448 MB in 2.00 seconds = 724.08 MB/sec
Timing buffered disk reads: 236 MB in 3.00 seconds = 78.54 MB/sec 2Tの緑キャビア黒キャビア
/dev/sda:
Model=WDC WD20EARS-00S8B1, FwRev=80.00A80, SerialNo=WD-WCAVY4381452
Timing cached reads: 7184 MB in 2.00 seconds = 3593.62 MB/sec
Timing buffered disk reads: 308 MB in 3.01 seconds = 102.19 MB/sec
/dev/sdb:
Model=WDC WD2002FAEX-007BA0, FwRev=05.01D05, SerialNo=WD-WMAY05193088
Timing cached reads: 7284 MB in 2.00 seconds = 3643.46 MB/sec
Timing buffered disk reads: 414 MB in 3.01 seconds = 137.34 MB/sec
>>403のノートPCだが、買って2年ほどたつしそろそろディスクを載せ替え
なんかmSATAのSSDも積めるようなんで、1TB 7200rpm(2.5inch)とmSATA 256GB SSDを載せてみた
んでまずはSSD
/dev/sda:
Model=M4-CT256M4SSD3, FwRev=04MH, SerialNo=000000001302036018D3
Config={ Fixed DTR>10Mbs }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=0
BuffType=unknown, BuffSize=unknown, MaxMultSect=16, MultSect=16
CurCHS=65535/1/63, CurSects=16515009, LBA=yes, LBAsects=500118192
IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5
AdvancedPM=yes: unknown setting WriteCache=enabled
Drive conforms to: unknown: ATA/ATAPI-3,4,5,6,7
* signifies the current active mode
Timing cached reads: 5820 MB in 2.00 seconds = 2911.09 MB/sec
Timing buffered disk reads: 734 MB in 3.00 seconds = 244.48 MB/sec つぎにHDD
/dev/sdb:
Model=HGST HTS721010A9E630, FwRev=JB0OA3B0, SerialNo=JG40006PG09UUD
Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4
BuffType=DualPortCache, BuffSize=unknown, MaxMultSect=16, MultSect=16
CurCHS=65535/1/63, CurSects=4128705, LBA=yes, LBAsects=1953525168
IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio1 pio2 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
AdvancedPM=yes: mode=0x80 (128) WriteCache=enabled
Drive conforms to: unknown: ATA/ATAPI-2,3,4,5,6,7
* signifies the current active mode
Timing cached reads: 5530 MB in 2.00 seconds = 2765.68 MB/sec
Timing buffered disk reads: 390 MB in 3.00 seconds = 129.81 MB/sec
HDDも前のやつ(640GB 5400rpm)よりかは1.5倍くらい速くなってる
SSDはもっと速いが、思ったほどじゃないな 最近買った3台
Device Model: ST1000NM0033-9ZM173
Timing cached reads: 23602 MB in 1.99 seconds = 11831.04 MB/sec
Timing buffered disk reads: 530 MB in 3.01 seconds = 176.31 MB/sec
Device Model: WDC WD10EFRX-68JCSN0
Timing cached reads: 24286 MB in 1.99 seconds = 12173.49 MB/sec
Timing buffered disk reads: 448 MB in 3.01 seconds = 148.82 MB/sec
Device Model: ST1000LM014-1EJ164
Timing cached reads: 5352 MB in 2.00 seconds = 2680.35 MB/sec
Timing buffered disk reads: 306 MB in 3.01 seconds = 101.69 MB/sec Timing cached reads: 25770 MB in 2.00 seconds = 12904.65 MB/sec Timing buffered disk reads: 2378 MB in 3.00 seconds = 792.51 MB/sec Model=ST4000DM000-1F2168, FwRev=CC52, SerialNo=W300H9Y4
Timing cached reads: 30746 MB in 2.00 seconds = 15392.73 MB/sec
Timing buffered disk reads: 422 MB in 3.01 seconds = 140.43 MB/sec /dev/md0: Timing cached reads: 29472 MB in 2.00 seconds = 14754.72 MB/sec Timing buffered disk reads: 3540 MB in 3.00 seconds = 1180.00 MB/sec ps3disk sb_02: ps3da is a Hitachi HTS722020K9SA00 (190782 MiB total, 178238 MiB for OtherOS)
# hdparm -itT /dev/ps3da2
/dev/ps3da2:
HDIO_GET_IDENTITY failed: Inappropriate ioctl for device
Timing cached reads: 3752 MB in 2.00 seconds = 1878.79 MB/sec
HDIO_DRIVE_CMD(null) (wait for flush complete) failed: Inappropriate ioctl for device
Timing buffered disk reads: 210 MB in 3.02 seconds = 69.47 MB/sec
HDIO_DRIVE_CMD(null) (wait for flush complete) failed: Inappropriate ioctl for device コマンド 'hddparm' は見つかりませんでした。もしかして:
コマンド 'hdparm' - パッケージ 'hdparm' (main)
hddparm: コマンドが見つかりません /dev/sda:
Model=M4-CT064M4SSD2, FwRev=0309, SerialNo=0000000011500324D2F3
Config={ Fixed DTR>10Mbs }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=0
BuffType=unknown, BuffSize=unknown, MaxMultSect=16, MultSect=16
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=125045424
IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5
AdvancedPM=yes: unknown setting WriteCache=enabled
Drive conforms to: unknown: ATA/ATAPI-3,4,5,6,7
* signifies the current active mode
Timing cached reads: 3234 MB in 2.00 seconds = 1616.08 MB/sec
Timing buffered disk reads: 780 MB in 3.01 seconds = 259.41 MB/se /dev/sdb:
Model=TOSHIBA DT01ACA200, FwRev=MX4OABB0, SerialNo=53I7NYKXS
Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=56
BuffType=DualPortCache, BuffSize=unknown, MaxMultSect=16, MultSect=off
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=3907029168
IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio1 pio2 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
AdvancedPM=yes: disabled (255) WriteCache=enabled
Drive conforms to: unknown: ATA/ATAPI-2,3,4,5,6,7
* signifies the current active mode
Timing cached reads: 3498 MB in 2.00 seconds = 1748.64 MB/sec
Timing buffered disk reads: 542 MB in 3.00 seconds = 180.57 MB/sec /dev/sdc:
Model=WDC WD10EARS-00Y5B1, FwRev=80.00A80, SerialNo=WD-WCAV5A625020
Config={ HardSect NotMFM HdSw>15uSec SpinMotCtl Fixed DTR>5Mbs FmtGapReq }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=50
BuffType=unknown, BuffSize=unknown, MaxMultSect=16, MultSect=off
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=1953525168
IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
AdvancedPM=no WriteCache=enabled
Drive conforms to: Unspecified: ATA/ATAPI-1,2,3,4,5,6,7
* signifies the current active mode
Timing cached reads: 2858 MB in 2.00 seconds = 1429.11 MB/sec
Timing buffered disk reads: 24 MB in 3.10 seconds = 7.74 MB/sec /dev/sdd:
Model=WDC WD20EARS-00MVWB0, FwRev=51.0AB51, SerialNo=WD-WCAZA2460714
Config={ HardSect NotMFM HdSw>15uSec SpinMotCtl Fixed DTR>5Mbs FmtGapReq }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=50
BuffType=unknown, BuffSize=unknown, MaxMultSect=16, MultSect=off
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=3907029168
IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
AdvancedPM=no WriteCache=enabled
Drive conforms to: Unspecified: ATA/ATAPI-1,2,3,4,5,6,7
* signifies the current active mode
Timing cached reads: 2672 MB in 2.00 seconds = 1336.18 MB/sec
Timing buffered disk reads: 332 MB in 3.00 seconds = 110.63 MB/sec /dev/sdc:
Model=HGST HDS5C4040ALE630, FwRev=MPAOA580, SerialNo=PL1331LAGK58EH
Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=56
BuffType=DualPortCache, BuffSize=23140kB, MaxMultSect=16, MultSect=16
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=7814037168
IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio1 pio2 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
AdvancedPM=yes: disabled (255) WriteCache=enabled
Drive conforms to: unknown: ATA/ATAPI-2,3,4,5,6,7
* signifies the current active mode
Timing cached reads: 9956 MB in 2.00 seconds = 4981.18 MB/sec
Timing buffered disk reads: 362 MB in 3.00 seconds = 120.65 MB/sec ★2ch勢いランキングサイトリスト★
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※ 要サイト名検索 /dev/sda:
Model=C300-CTFDDAC064MAG, FwRev=0002, SerialNo=00000000103002FC2EC4
Config={ Fixed DTR>10Mbs }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=0
BuffType=unknown, BuffSize=unknown, MaxMultSect=16, MultSect=16
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=125045424
IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5
AdvancedPM=yes: unknown setting WriteCache=enabled
Drive conforms to: unknown: ATA/ATAPI-3,4,5,6,7
* signifies the current active mode
Timing cached reads: 7628 MB in 2.00 seconds = 3815.32 MB/sec
Timing buffered disk reads: 750 MB in 3.00 seconds = 249.72 MB/sec /dev/sdb:
Model=WDC WD60EFRX-68MYMN1, FwRev=82.00A82, SerialNo=WD-WX11D1414773
Config={ HardSect NotMFM HdSw>15uSec SpinMotCtl Fixed DTR>5Mbs FmtGapReq }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=0
BuffType=unknown, BuffSize=unknown, MaxMultSect=16, MultSect=16
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=11721045168
IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
AdvancedPM=no WriteCache=enabled
Drive conforms to: Reserved: ATA/ATAPI-1,2,3,4,5,6,7
* signifies the current active mode
Timing cached reads: 30622 MB in 2.00 seconds = 15331.17 MB/sec
Timing buffered disk reads: 518 MB in 3.01 seconds = 171.99 MB/sec
6T買った。ほとんどアニメ動画です。 thanks for your advice, i've got it :)
please forgive my selfish behavior to this thread. SSD単体
# hdparm -tT /dev/sda
/dev/sda:
Timing cached reads: 8578 MB in 2.00 seconds = 4293.74 MB/sec
Timing buffered disk reads: 1360 MB in 3.00 seconds = 453.22 MB/sec
SSD5台によるRAID0
# hdparm -tT /dev/md0
/dev/md0:
Timing cached reads: 8558 MB in 2.00 seconds = 4283.58 MB/sec
Timing buffered disk reads: 2512 MB in 3.00 seconds = 836.70 MB/sec
SSD5台によるRAID10
# hdparm -tT /dev/md1
/dev/md1:
Timing cached reads: 8720 MB in 2.00 seconds = 4364.81 MB/sec
Timing buffered disk reads: 2248 MB in 3.00 seconds = 748.93 MB/sec >>453
RAID0組んでも、readそんなに上がらないのか >454
cached read が 4GB/s のマシンだと他が足引っ張ってる気がしなくもない。 糞古い40GBのHDDからSSDに変更するまえの自分用メモ
DG33BU C2D-E4400 DDR667-2GB WD400JD-40GB
/sbin/hdparm -tT /dev/sda
/dev/sda:
Timing cached reads: 2282 MB in 2.00 seconds = 1140.90 MB/sec
Timing buffered disk reads: 176 MB in 3.03 seconds = 58.04 MB/sec Cubox-iにUSBフラッシュx2コをおごってRAID5組んだ結果
hdparm -tT /dev/mmcblk0p1 /dev/md0
/dev/mmcblk0p1:
Timing cached reads: 686 MB in 2.00 seconds = 342.98 MB/sec
Timing buffered disk reads: 62 MB in 3.07 seconds = 20.18 MB/sec
/dev/md0:
Timing cached reads: 726 MB in 2.00 seconds = 362.45 MB/sec
Timing buffered disk reads: 148 MB in 3.01 seconds = 49.15 MB/sec SSDとか色々変更して5年ぶりに鯖を組み直した結果
DG45ID Cele-E3300 DDR800-2GB X25-V 40GB
/sbin/hdparm -tT /dev/sda
/dev/sda:
Timing cached reads: 2550 MB in 2.00 seconds = 1274.75 MB/sec
Timing buffered disk reads: 518 MB in 3.01 seconds = 172.14 MB/sec
今となってはヘボいSSDだけど、起動速度を筆頭にメッチャ効果あるな 1年半前から使っているノートだが、ここらでSSDにのせかえてみる
SSDはCrucialのMX300 2.5-inch SSD(1TB)
Timing cached reads: 25194 MB in 2.00 seconds = 12609.64 MB/sec
Timing buffered disk reads: 1406 MB in 3.00 seconds = 468.24 MB/sec
うむ、もうしばらく使えるな Model=WDC WD10EADS-00L5B1, FwRev=01.01A01,
Timing cached reads: 3164 MB in 2.00 seconds = 1581.42 MB/sec
Timing buffered disk reads: 272 MB in 3.02 seconds = 90.10 MB/sec
あれ・・・ もしかしてかなり遅いのか? nvmeにしてみた
Model Number: INTEL SSDPEKKW256G7
Firmware Version: PSF109C
Timing cached reads: 38856 MB in 2.00 seconds = 19453.45 MB/sec
Timing buffered disk reads: 2300 MB in 3.00 seconds = 766.25 MB/sec
SATAのSSDと体感速度そんなに変わらないorz 誰でも簡単にパソコン1台で稼げる方法など
参考までに、
⇒ 『宮本のゴウリエセレレ』 というブログで見ることができるらしいです。
グーグル検索⇒『宮本のゴウリエセレレ』
0P50SBIJHL 2年ぶりに鯖を組みなおした結果(SSDは同じ)
DH77EB Pentium-G2030 DDR3-1333/4GB X25-V 40GB
/sbin/hdparm -tT /dev/sda
/dev/sda:
Timing cached reads: 13150 MB in 2.00 seconds = 6588.56 MB/sec
Timing buffered disk reads: 524 MB in 3.00 seconds = 174.60 MB/sec
メモリ帯域のジャンプアップが半端ないな
こんなに性能必要ないけど、リプレイスは気持ちいい 僕の知り合いの知り合いができた副業情報ドットコム
関心がある人だけ見てください。
グーグルで検索するといいかも『ネットで稼ぐ方法 モニアレフヌノ』
F4JKO ■ このスレッドは過去ログ倉庫に格納されています