https://bitpost.com/w/index.php?action=history&feed=atom&title=Check_disk_speed 2026-04-19T10:24:48Z Revision history for this page on the wiki MediaWiki 1.39.3 https://bitpost.com/w/index.php?title=Check_disk_speed&diff=3552&oldid=prev 2016-03-24T17:19:28Z

<p>Created page with &quot;To check SATA capability: bitpost ~ # hdparm -I /dev/disk/by-label/reservoir-3g-mel |grep -i speed * Gen1 signaling speed (1.5Gb/s) * Gen2 signali...&quot;</p> <p><b>New page</b></p><div>To check SATA capability:<br /> bitpost ~ # hdparm -I /dev/disk/by-label/reservoir-3g-mel |grep -i speed<br /> * Gen1 signaling speed (1.5Gb/s)<br /> * Gen2 signaling speed (3.0Gb/s)<br /> * Gen3 signaling speed (6.0Gb/s)<br /> To test read speed:<br /> bitpost ~ # hdparm -tT /dev/disk/by-label/reservoir-3g-mel<br /> <br /> /dev/disk/by-label/reservoir-3g-mel:<br /> Timing cached reads: 33760 MB in 2.00 seconds = 16900.70 MB/sec<br /> Timing buffered disk reads: 274 MB in 3.00 seconds = 91.28 MB/sec<br /> You can use dd to check speed, too:<br /> dd conv=fdatasync if=/dev/zero of=/spiceflow/newraid-4tb-bp/dd_test_output.dat bs=8k count=256k<br /> =256k<br /> 262144+0 records in<br /> 262144+0 records out<br /> 2147483648 bytes (2.1 GB) copied, 4.57219 s, 470 MB/s<br /> # don&#039;t forget to clean up..<br /> rm /spiceflow/newraid-4tb-bp/dd_test_output.dat</div>

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