Hello Daniel Iliev, > Some say it gives performance boost (I'm not sure about it), but more > importantly it gives (partial) protection from file system damage. How > come? The partitions with most frequent writes are those > containing /var /home and /tmp. In case of power failure or system > lock-up the chances are better that a file system not taking writes at > the moment would survive the crash. Following this logic and since /usr > contains most of the programs and /bin & /sbin contain most of the > basic OS, those should reside on partitions with rare writes.
You could also argue that /usr needs the least protection from filesystem
damage, because it contains no data. /usr can be repaired with
a reinstall, unlike /var, /home or /etc.
--
Neil Bothwick
"They that can give up essential liberty to obtain a little
temporary safety, deserve neither liberty nor safety."
Benjamin Franklin
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