Perfectly right!
- Peter
On 23.02.16 11:47, Robert Franklin wrote:
> Hello,
>
> I'm a bit confused as the parameters for nfexpire and how they work
> together...
>
> If we set an 'expire after X days' (-t) then data will be expired after that
> period of time.
>
> If we set an 'maximum size X' (-s) then data will be expired when it reaches
> that size.
>
> I assume these two run in OR mode so if EITHER are hit, files will be expired.
>
>
> What I'm unsure about is the 'low water mark' (-w) option -- in the manpage,
> it's described as "Set the water mark in % for expiring data. If a limit is
> hit, files get expired down to this level in % of that limit. If not set, the
> default is 95%."
>
> This sounds like no expiring happens until either the size or date is
> exceeded and then files will be removed until whichever limit is hit is
> reduced to 95% of it's value.
>
> In other words - if I set the maximum size to 100G and the water mark to 90%
> then, assuming the maximum life limit hasn't been hit, then, once 100G has
> been exceed, files will be removed until the total size is no more than 90G.
>
> Similarly, if I choose to keep data for 10 days, once the cache directory has
> >10 days of files, it will be removed down to 9 days of files there.
>
> Is that right?
>
> - Bob
>
>
--
Be nice to your netflow data. Use NfSen and nfdump :)
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