Renaming (with 'mv') very large files is SLOW
Andrey Repin
anrdaemon@yandex.ru
Tue Feb 1 08:47:59 GMT 2022
Greetings, cygwin@kosowsky.org!
> I literally am typing something like:
> mv foo bar
> In Linux, that just edits the file system table & inode...
> UPDATE...
> I just tried a second 'mv' and it was near instantaneous.
> (and similarly with subsequent renaming of the same file)
> So perhaps not a 'Cygwin' thing but something going on within Windows.
> Could it be that the first 'mv' triggered an anti-virus read of the file since
> perhaps it detects it as a new/changed file?
> But if so, would 'mv' (under Task Manager) be showing the 100+ MB/s disk activity?
Install processmanager and check what actual activity is happening on that
file. Is it reading or writing? Who is doing that?
--
With best regards,
Andrey Repin
Tuesday, February 1, 2022 11:47:15
Sorry for my terrible english...
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