dhcp server IP pool monitoring
dhcp1 at thehobsons.co.uk
Fri Mar 14 20:35:23 UTC 2014
Sten Carlsen <stenc at s-carlsen.dk> wrote:
>> I trust Linux a bit less though:
>> interactively, I've closed a file with vi, then
>> ran a program that appeared to miss the change.
>> Would vi(m) manage to exit without any synch
>> happening? (I've never noticed anything
>> equivalent with dhcpd lease file handling.)
> I have seen editors setting a modify time a bit into the future, resulting that some sync SW misses that update.
> Not sure about VI though.
That would only affect software that looked at the modification time to see if it's changed. Anything that reads the file would read the version that's in the disk cache - regardless of whether the program explicitly forces a file sync on it.
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