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Managing Xen

Here are some xm and virsh commands for creating, managing, and troubleshooting xen virtual machines. Staring and Stopping…
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Dont pipe cat

A basic-but-common grep usage error involves pipe’ing the output of cat to grep to search the contents of…
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Disk information using smartctl

/usr/sbin/smartctl – controls  the  Self-Monitoring, Analysis and Reporting Technology (SMART) system built into many ATA-3 and later ATA,…
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Netapp – how to identify disk speed

Command: storage show disk –a (or) vol status –r  Filer> storage show disk –a Disk:             2b.18Shelf:            1Bay:              2Serial:          …
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Load Average

A very good article on Unix Load averages and how it is calculated [ http://www.linuxjournal.com/article/9001 ] . Worth…