[clamav-users] Terminate clamscan after specific time
Pierre Dehaen
dehaenp at drever.be
Wed Jan 6 10:56:47 UTC 2021
Hi,
On 6 Jan 2021 at 9:58, G.W. Haywood via clamav-users wrote:
> > My goal is to terminate scan of big number of files like '/' on CPU busy hours.
> Do not scan everything under the root directory.
Use zfs, make regular snapshots, scan once, then use zfs diff to find the
new/changed(/removed) files, scan these only.
Or make a full scan every week if desired, then use a auditing program to regularly search for
the files that were added/updated(/removed), scan these only. These auditing programs use
hash signatures which are faster to compute than doing full virus scans, but they will anyway
make a lot of i/o as they will read all files. If you are really constrained by the i/o you could run
a less secure but lighter audit based on the file attributes (size, ownership, mode, dates...)
and once a day/week a full audit...
There are many options...
HTH,
Pierre
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