dhcp server IP pool monitoring
Sten Carlsen
stenc at s-carlsen.dk
Fri Mar 14 22:49:23 UTC 2014
On 14/03/14 21.35, Simon Hobson wrote:
> 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.
Yes, I was thinking that it might be a two step thing - first look at
times to see if more effort is needed.
(I intended the remark to go to the poster only, but failed)
>
>
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--
Best regards
Sten Carlsen
No improvements come from shouting:
"MALE BOVINE MANURE!!!"
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