How do I find out my SATA link speed? How do I make sure my sata hard disk is working at 6Gbps speed and how do I verify this on a Linux server running on HP or IBM amd64 hardware?![Speed 5.3.0 download Speed 5.3.0 download](/uploads/1/2/6/8/126893526/385066914.jpg)
Introduction: You need to go through the dmesg command output or a log file called /var/log/messages or /var/log/syslog. You can also use smartctl command to find out information about hard disk and current link speed on Linux based system. [donotprint][/donotprint]
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- Oct 01, 2018 Linux Command To Find SATA Link Speed Such as 1.5 / 3.0 / 6.0 / 16.0 Gbps. You need to use the following commands: dmesg command – Display the Linux kernel ring buffer. Smartctl command – Control and monitor command for SMART hard disks or SSDs. Let us see all examples in details.
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Introduction: You need to go through the dmesg command output or a log file called /var/log/messages or /var/log/syslog. You can also use smartctl command to find out information about hard disk and current link speed on Linux based system. [donotprint][/donotprint]
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A note about SATA revision
- SATA REVISION => SPEED ({Gbit|MB}/s)
- SATA revision 1.0 => 1.5 Gbit/s, 150 MB/s
- SATA revision 2.0 => 3 Gbit/s, 300 MB/s
- SATA revision 3.0 => 6 Gbit/s, 600 MB/s
- SATA revision 3.2 => 16 Gbit/s, 1969 MB/s
Linux Command To Find SATA Link Speed Such as 1.5 / 3.0 / 6.0 / 16.0 Gbps
https://denclever942.weebly.com/blog/perfino-321. You need to use the following commands:
- dmesg command – Display the Linux kernel ring buffer.
- smartctl command – Control and monitor command for SMART hard disks or SSDs.
Let us see all examples in details.
dmesg command examples
Open the Terminal or login using ssh command and than type the following command: https://denclever942.weebly.com/business-template-lab-templates-for-pages-314.html.
Sample outputs:
Here is another example:
Sample outputs:
You can find same info using /var/log/messages:
Sample outputs:
# grep -i SATA /var/log/messages | grep --color -i 'link up'
Sample outputs:
Please note that on modern Linux distro /var/log/messages may be replaced with /var/log/syslog:
# grep -i SATA /var/log/syslog | grep --color -i 'link up'
Use smartctl command to find out SATA speed info on Linux
Type the following command as root user:
Sample outputs:
Putting it all together
Find Linux SATA link speed with hdparm command
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To get SATA hard disk link speed, type:
Sample outputs:
A shell script to find out Linux stata port speed info
Sample outputs:
Here is outputs from all of above commands:
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Conclusion
And there you have it; now you know how to find out your SATA link speed on Linux. The higher disk speed means a smoother experience for you on the desktop or a better server response for your web apps.
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