Ubuntu
command-not-found package

  1. Bug #335231
  2. Comment #4

Comment 4 for bug 335231

Revision history for this message
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