Comment 4 for bug 335231

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Michael Vogt (mvo) wrote :

@Zygmunt: You can run:
echo 3 > /proc/sys/vm/drop_caches

to get a cold disk cache again. On my (relatively new) system the time after that is:
$ time /usr/lib/command-not-found foobar
real 0m1.851s
user 0m0.208s
sys 0m0.144s