Re: reading an empty directory after reboot is very slow

[David Wright <deblis@lionunicorn.co.uk>]

Quoting Vincent Lefevre (vincent@vinc17.net):
> Thanks! I didn't know that (I thought that the file system would
> automatically "optimize" directories when files are removed, so
> I've never looked closely at their size). Indeed:
> 
> ypig:~/eftests> ls -ld tmp
> drwxr-xr-x 2 vlefevre vlefevre 29655040 2015-04-13 15:25:55 tmp/

That's staggering. My /var/lib/dpkg/info has ~8900 files and occupies
462848 bytes. So that would be over ½million files in your case.
Does eftests stand for "excessive files tests"!

Cheers,
David.