On Thu, 09 Nov 2017 18:21:59 +0000, Ralph Corderoy said:
On my normal slow machine on ext4, reading the current directory of `.',
`..', and files {1..480832} takes
$ time ls -f >/dev/null
real 0m1.184s
user 0m0.599s
sys 0m0.585s
$
Both have had the command previously run recently, but then manipulation
of an nmh folder tends to keep the interesting data in memory.
Yeah, the pain is in the cache-cold state. Especially if you're still in the
spinning-rust world.
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