Leslie C. Miller became daring and sent these 3.3K bytes, > * Hemmann, Volker Armin ([EMAIL PROTECTED]) wrote: > > On Sunday 08 June 2003 05:38, Stroller wrote: > > > On 8/6/03 3:05 am, "Dhruba Bandopadhyay" <[EMAIL PROTECTED]> wrote: > > > > On Sat, 2003-06-07 at 20:06, Stroller wrote: > > ============================> snip <========================== > > > > [EMAIL PROTECTED] stroller $ sudo /sbin/hdparm -i /dev/hda > > > > > > /dev/hda: > > > > > > Model=IBM-DARA-212000, FwRev=AR4OA53A, SerialNo=AH0AHJ80443 > > > Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs } > > > RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4 > > > BuffType=DualPortCache, BuffSize=418kB, MaxMultSect=16, MultSect=16 > > > CurCHS=17475/15/63, CurSects=16513875, LBA=yes, LBAsects=23579136 > > > IORDY=on/off, tPIO={min:240,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=yes: mode=0x80 (128) WriteCache=enabled > > > Drive conforms to: ATA/ATAPI-4 T13 1153D revision 17: 1 2 3 4 > > > > > > [EMAIL PROTECTED] stroller $ > > > > > > Maybe this hard-drive is just a particularly slow one, as Volker > > > suggests..? But is seems SO considerably much slower than all the other > > > hdparm results I've seen posted. 8-[ > > How about this for slow: > > iris root # hdparm -Tt /dev/hde > > /dev/hde: > Timing buffer-cache reads: 128 MB in 1.25 seconds =102.40 MB/sec > Timing buffered disk reads: 64 MB in 1.75 seconds = 36.47 MB/sec > > > iris root # hdparm -Tt /dev/hdf > > /dev/hdf: > Timing buffer-cache reads: -3008 MB in 0.00 seconds = -inf kB/sec > Timing buffered disk reads: -1504 MB in 0.00 seconds = -inf kB/sec > Hmm.. suspicious results: probably not enough free memory for a proper test. > > Both drives are hooked to an HT370 RAID controller (onboard). RAID is > not used, just the UDMA/100 interface. hde is 2 years old, and hdf is > two weeks old. Something odd is going on here; I have 512M RAM and only > about 256M of that in use. Both drives have identical settings: > > multcount = 16 (on) > IO_support = 1 (32-bit) > unmaskirq = 1 (on) > using_dma = 1 (on) > keepsettings = 1 (on) > readonly = 0 (off) > readahead = 8 (on) > > In fact, the drives are idential WD drives, except that hde the 40G version, > and hdf is the 80G version. > > > -- > > Leslie C. Miller > LHH 447 > Dept. of Philosophy > Mesa State College > Grand Junction, CO 81506 > > -------------------------------------------------------------------- > GnuPG KeyID F5F77F94 > Key fingerprint = EA66 E27F 1A8D 0316 B4D0 E437 3AE5 61AF F5F7 7F94 > gpg --keyserver pgp.mit.edu --recv-keys F5F77F94 > -------------------------------------------------------------------- > >
In case anyone cares... //----------------------------------------------------------- // 100GB Western Digital ata100 hdd on a Pentium4 1.7GHz/512MB DDR266 //----------------------------------------------------------- /home/darkstar# hdparm -Tt /dev/hda /dev/hda: Timing buffer-cache reads: 128 MB in 0.32 seconds =400.00 MB/sec Timing buffered disk reads: 64 MB in 1.56 seconds = 41.03 MB/sec /home/darkstar# hdparm /dev/hda /dev/hda: multcount = 16 (on) IO_support = 1 (32-bit) unmaskirq = 0 (off) using_dma = 1 (on) keepsettings = 0 (off) readonly = 0 (off) readahead = 8 (on) geometry = 12161/255/63, sectors = 195371568, start = 0 /home/darkstar# hdparm -i /dev/hda /dev/hda: Model=WDC WD1000BB-50CCB0, FwRev=22.04A22, SerialNo=WD-WMA9P1315472 Config={ HardSect NotMFM HdSw>15uSec SpinMotCtl Fixed DTR>5Mbs FmtGapReq } RawCHS=16383/16/63, TrkSize=57600, SectSize=600, ECCbytes=40 BuffType=DualPortCache, BuffSize=2048kB, MaxMultSect=16, MultSect=16 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=195371568 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 AdvancedPM=no WriteCache=enabled Drive conforms to: device does not report version: 1 2 3 4 5 //--------------------------------------------------- // 20GB Western Digital ata100 hdd on a Athlon 900/512MB pc11 //--------------------------------------------------- [EMAIL PROTECTED] root]# hdparm -Tt /dev/hda /dev/hda: Timing buffer-cache reads: 128 MB in 0.90 seconds =142.22 MB/sec Timing buffered disk reads: 64 MB in 2.70 seconds = 23.70 MB/sec [EMAIL PROTECTED] root]# hdparm /dev/hda /dev/hda: multcount = 16 (on) IO_support = 1 (32-bit) unmaskirq = 0 (off) using_dma = 1 (on) keepsettings = 0 (off) readonly = 0 (off) readahead = 8 (on) geometry = 2434/255/63, sectors = 39102336, start = 0 [EMAIL PROTECTED] root]# /sbin/hdparm -i /dev/hda /dev/hda: Model=WDC WD200EB-00BHF0, FwRev=15.15M15, SerialNo=WD-WMA6K3543396 Config={ HardSect NotMFM HdSw>15uSec SpinMotCtl Fixed DTR>5Mbs FmtGapReq } RawCHS=16383/16/63, TrkSize=57600, SectSize=600, ECCbytes=40 BuffType=DualPortCache, BuffSize=2048kB, MaxMultSect=16, MultSect=16 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=39102336 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 AdvancedPM=no WriteCache=enabled Drive conforms to: device does not report version: 1 2 3 4 5 //----------------------------------------- // 30GB Maxtor ata100 HDD on same as above //----------------------------------------- [EMAIL PROTECTED] root]# hdparm -Tt /dev/hdd /dev/hdd: Timing buffer-cache reads: 128 MB in 0.89 seconds =143.82 MB/sec Timing buffered disk reads: 64 MB in 1.75 seconds = 36.57 MB/sec [EMAIL PROTECTED] root]# hdparm /dev/hdd /dev/hdd: multcount = 16 (on) IO_support = 0 (default 16-bit) unmaskirq = 0 (off) using_dma = 1 (on) keepsettings = 0 (off) readonly = 0 (off) readahead = 8 (on) geometry = 59554/16/63, sectors = 60030432, start = 0 [EMAIL PROTECTED] root]# /sbin/hdparm -i /dev/hdd /dev/hdd: Model=Maxtor 5T030H3, FwRev=TAH71DP0, SerialNo=T3D0P8YC Config={ Fixed } RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=57 BuffType=DualPortCache, BuffSize=2048kB, MaxMultSect=16, MultSect=16 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=60030432 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 AdvancedPM=yes: disabled (255) WriteCache=enabled Drive conforms to: ATA/ATAPI-6 T13 1410D revision 0: 1 2 3 4 5 6 -- ======================================================================= | Aaron Matteson email: [EMAIL PROTECTED] | | Forensic Administrator, CCNA web: http://www.loreland.com | | Loreland Operations jid: [EMAIL PROTECTED] | | The United States Of America icq: 17327509 | | ================================================= | | Geek Code: http://www.loreland.com/files/mindstorm.gc | =======================================================================
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