[clamav-win32] clamav (w32) slow compared to sosdg

[Nigel Horne]

Justin wrote:
> clamav from w32.clamav.net appears much, much slower on my system, 
> compared to sosdg. same definitions, same options.
> 
> w32:
> ----------- SCAN SUMMARY -----------
> Known viruses: 84832
> Engine version: devel-20061209
> Scanned directories: 0
> Scanned files: 1
> Infected files: 0
> Data scanned: 1.00 MB
> Time: 52.764 sec (0 m 52 s)
> 
> sosdg:
> ----------- SCAN SUMMARY -----------
> Known viruses: 84832
> Engine version: devel-20061102
> Scanned directories: 0
> Scanned files: 1
> Infected files: 0
> Data scanned: 1.00 MB
> Time: 4.750 sec (0 m 4 s)
> 
> this is scanning a ~1mb email with attached images.
> 
> any thoughts on this? no realtime virus scanners in play. running on 
> win2000.

There is another, more important, difference which you omitted to include in your equation:  the difference in the engine versions. Recently the engine was upgrade to catch more viruses, unfortunately this improvement included a nasty performance hit, which we are aware of.

-Nigel