<div>Hi folks,</div> <div> </div> <div>Is there any way to tune up SCSI HD parameters to make its transfer rate faster? <BR>I've entry like this on my /var/log/messages</div> <div> </div> <div>scsi0 : ioc0: LSI53C1030, FwRev=01032700h, Ports=1, MaxQ=222, IRQ=177<BR> Vendor: SEAGATE Model: ST373454LW Rev: 0003<BR> Type: Direct-Access ANSI SCSI revision: 03<BR> target0:0:0: Beginning Domain Validation<BR> target0:0:0: Ending Domain Validation<BR> target0:0:0: FAST-160 WIDE SCSI 320.0 MB/s DT IU QAS RTI WRFLOW PCOMP (6.25 ns, offset 63)<BR>SCSI device sda: 143374744 512-byte hdwr sectors (73408 MB)<BR>sda: Write Protect is off<BR>sda: Mode Sense: ab 00 10 08<BR>SCSI device sda: drive cache: write back w/ FUA<BR>SCSI device sda: 143374744 512-byte
hdwr sectors (73408 MB)<BR>sda: Write Protect is off<BR>sda: Mode Sense: ab 00 10 08<BR>SCSI device sda: drive cache: write back w/ FUA<BR> sda: sda1 sda2 sda3 sda4 < sda5 sda6 ></div> <div> </div> <div>Even it said 320.0 MB/s but I got only 88.54 MB/s. </div> <div> </div> <div>[root@fc6 ~]# hdparm -tT /dev/sda3</div> <div>/dev/sda3:<BR> Timing cached reads: 2824 MB in 2.00 seconds = 1412.18 MB/sec<BR> Timing buffered disk reads: 266 MB in 3.00 seconds = 88.54 MB/sec</div> <div><BR>Any ideas are greatly appreciated. Thanks in advance.</div> <div> </div> <div>regards,<BR>Zul</div><p>
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