From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <_kaa_@mail.ru> Date: Tue, 19 Nov 2002 00:24:37 +0300 From: Alexander Kubatkin <_kaa_@mail.ru> To: community@altlinux.ru Cc: yozhik@atom.ru Subject: Re: [Comm] UDMA66 ATA100 Message-Id: <20021119002437.328b680b._kaa_@mail.ru> In-Reply-To: <20021118214424.3fdfa042.yozhik@atom.ru> References: <200211171922.38819.noc@mail.spbnit.ru> <200211172106.22899.LAV@VL3143.spb.edu> <200211172344.31176.noc@mail.spbnit.ru> <20021118214424.3fdfa042.yozhik@atom.ru> X-Mailer: Sylpheed version 0.8.5 (GTK+ 1.2.10; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="Multipart_Tue__19_Nov_2002_00:24:37_+0300_08277df0" Sender: community-admin@altlinux.ru Errors-To: community-admin@altlinux.ru X-BeenThere: community@altlinux.ru X-Mailman-Version: 2.0.9 Precedence: bulk Reply-To: community@altlinux.ru List-Unsubscribe: , List-Id: List-Post: List-Help: List-Subscribe: , List-Archive: Archived-At: List-Archive: List-Post: This is a multi-part message in MIME format. --Multipart_Tue__19_Nov_2002_00:24:37_+0300_08277df0 Content-Type: text/plain; charset=KOI8-R Content-Transfer-Encoding: 8bit On Mon, 18 Nov 2002 21:44:24 +0300 Sergey Kuznetsov wrote: > On Sun, 17 Nov 2002 23:44:31 +0000 > Sergey Bezuglov wrote: > > > > > Как включить режим АТА100 или хотябы 66. Сколько не бьюсь с > > > > hdparm макс. скорость только 28 метров в секунду :((( и > > > > мать и винт могут АТА100, шлейф 80 жильный... Где > > > > крутить???# hdparm -d1 -X69 /dev/hda > > при hdparm -t /dev/hda выдает: 64MB за 2.2 секунды = 27MB в > > секунду. Это так и должно быть??? Приятель говорит, что у него > > hdparm меряет 100MB, и у него пишет 100MB в секунду. > > [root@localhost root]# hdparm -t /dev/hdb > /dev/hdb: > Timing buffered disk reads: 64 MB in 1.42 seconds = 45.07 > MB/sec > > [root@localhost root]# hdparm -t /dev/hda > /dev/hda: > Timing buffered disk reads: 64 MB in 2.47 seconds = 25.91 > MB/sec > > И то и другое - UDMA100 на соответствующем контроллере и > адекватном шлейфе. Но hda делает 5400 об/мин, а hdb - на 7200. И > разница не 33%, а куда больше. > приведу для примера свои параметры в файле myhdd.txt. машинка: CPU:AMD Athlon 850MHz RAM:1024Mb(2DIMMx512Mb) Mother:ASUS A7V133(KT133A+PromiseATA100) HDD:IBM 60Gb ATA100(шлейф 80pin) вопрос: как удалось получить 45.07Mb/sec? > С уважением, > Сергей > _______________________________________________ > Community mailing list > Community@altlinux.ru > http://www.altlinux.ru/mailman/listinfo/community > > __________________________________________________________ Alexander Kubatkin --Multipart_Tue__19_Nov_2002_00:24:37_+0300_08277df0 Content-Type: text/plain; name="myhdd.txt" Content-Disposition: attachment; filename="myhdd.txt" Content-Transfer-Encoding: 7bit #hdparm -tT /dev/hda /dev/hda: Timing buffer-cache reads: 128 MB in 0.73 seconds =175.34 MB/sec Timing buffered disk reads: 64 MB in 1.70 seconds = 37.65 MB/sec #hdparm -iI /dev/hda /dev/hda: Model=IC35L060AVER07-0, FwRev=ER6OA44A, SerialNo=SZPTZLV7538 Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs } RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=40 BuffType=DualPortCache, BuffSize=1916kB, MaxMultSect=16, MultSect=16 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=120103200 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 *udma5 AdvancedPM=yes: disabled (255) WriteCache=enabled Drive conforms to: ATA/ATAPI-5 T13 1321D revision 1: 2 3 4 5 ATA device, with non-removable media powers-up in standby; SET FEATURES subcmd spins-up. Model Number: IC35L060AVER07-0 Serial Number: SZPTZLV7538 Firmware Revision: ER6OA44A Standards: Used: ATA/ATAPI-5 T13 1321D revision 1 Supported: 5 4 3 2 & some of 6 Configuration: Logical max current cylinders 16383 16383 heads 16 16 sectors/track 63 63 -- CHS current addressable sectors: 16514064 LBA user addressable sectors: 120103200 device size with M = 1024*1024: 58644 MBytes device size with M = 1000*1000: 61492 MBytes (61 GB) Capabilities: LBA, IORDY(can be disabled) bytes avail on r/w long: 40 Queue depth: 32 Standby timer values: spec'd by Standard, no device specific minimum R/W multiple sector transfer: Max = 16 Current = 16 Advanced power management level: unknown setting (0x0000) Recommended acoustic management value: 128, current value: 254 DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 *udma5 Cycle time: min=120ns recommended=120ns PIO: pio0 pio1 pio2 pio3 pio4 Cycle time: no flow control=240ns IORDY flow control=120ns Commands/features: Enabled Supported: * NOP cmd * READ BUFFER cmd * WRITE BUFFER cmd * Host Protected Area feature set Release interrupt * Look-ahead * Write cache * Power Management feature set Security Mode feature set * SMART feature set * Device Configuration Overlay feature set Automatic Acoustic Management feature set SET MAX security extension Address Offset Reserved Area Boot SET FEATURES subcommand required to spinup after power up Power-Up In Standby feature set Advanced Power Management feature set * READ/WRITE DMA QUEUED Security: Master password revision code = 65534 supported not enabled not locked not frozen not expired: security count not supported: enhanced erase 46min for SECURITY ERASE UNIT. HW reset results: CBLID- above Vih Device num = 0 determined by the jumper Checksum: correct #hdparm /dev/hda /dev/hda: multcount = 16 (on) IO_support = 3 (32-bit w/sync) unmaskirq = 0 (off) using_dma = 1 (on) keepsettings = 0 (off) readonly = 0 (off) readahead = 8 (on) geometry = 7476/255/63, sectors = 120103200, start = 0 --Multipart_Tue__19_Nov_2002_00:24:37_+0300_08277df0--