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Re: reading an empty directory after reboot is very slow

On 2015-04-14 08:47:15 -0300, Henrique de Moraes Holschuh wrote:
> Also, some of the Unix best-practices do address this kind of
> filesystem issue. One such best-practice is that you don't remove
> just the files in ephemeral directories: you either use an ephemeral
> filesystem (tmpfs) in the first place which is optimized for reuse
> in Linux, Solaris and the BSDs, or you recursively remove the
> directory itself (and recreate it -- but do it safely, there are
> race condition concerns here if the parent is world-writeable).

Note that in my case, though it was called "tmp", it wasn't ephemeral
in the sense that after a reboot, I want the data to be kept (it is
usually empty after a reboot, but just because I usually synchronize
the results with a server, and then I can empty it manually without
losing data).

Vincent Lefèvre <vincent@vinc17.net> - Web: <https://www.vinc17.net/>
100% accessible validated (X)HTML - Blog: <https://www.vinc17.net/blog/>
Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)

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