We've noticed a marked increase in scan times over the last couple of weeks as well. From the look of it, there's something in the daily file that's causing it. Whether this is similar to the safebrowsing issue (where the ordering of entries in the file caused a 3000% increase in time) is unclear.
--Maarten Broekman Full scans without the daily cvd/cld: Scan time ~60seconds Full scans with the daily from March 11th: Scan time: 84seconds Full scans with the daily from March 17th: Scan time: 109seconds ~/clamav# ls -larth /tmp/clamdtest*/daily.cld -rw-r--r-- 1 clamav clamav 110M Mar 11 04:15 /tmp/clamdtest2/daily.cld -rw-r--r-- 1 clamav clamav 113M Mar 17 04:15 /tmp/clamdtest/daily.cld ~/clamav# wc /tmp/clamdtest*/daily.cld 1514589 1517471 115031552 /tmp/clamdtest2/daily.cld 1524782 1527664 118202368 /tmp/clamdtest/daily.cld Single file scans with JUST the daily.cld: ~/clamav# time /opt/clamav/clamav/bin/clamscan -d /tmp/clamdtest2/daily.cld test42.js test42.js: OK ----------- SCAN SUMMARY ----------- Known viruses: 1504423 Engine version: 0.100.2 Scanned directories: 1 Scanned files: 1 Infected files: 0 Data scanned: 0.00 MB Data read: 0.00 MB (ratio 0.00:1) Time: 5.255 sec (0 m 5 s) real 0m5.260s user 0m5.044s sys 0m0.192s ~/clamav# time /opt/clamav/clamav/bin/clamscan -d /tmp/clamdtest/daily.cld test42.js test42.js: OK ----------- SCAN SUMMARY ----------- Known viruses: 1514543 Engine version: 0.100.2 Scanned directories: 1 Scanned files: 1 Infected files: 0 Data scanned: 0.00 MB Data read: 0.00 MB (ratio 0.00:1) Time: 9.300 sec (0 m 9 s) real 0m9.329s user 0m9.100s sys 0m0.204s On Mon, Mar 18, 2019 at 10:02 AM Yasuhiro KIMURA <y...@utahime.org> wrote: > From: Jean-Michel via clamav-users <clamav-users@lists.clamav.net> > Subject: Re: [clamav-users] Scan very slow > Date: Mon, 18 Mar 2019 12:30:49 +0100 > > > Isn't it the second scan result ? The second analyse on same file is > faster. > > Could tou try to restart clamav-daemon and re-do the analyse with > clamdscan. > > I've tried it on 3 computers, all are above 40seconds > > It was first trial. But after restarting clamav-daemon result changed > as following. > > yasu@kusanagi[1716]% clamdscan esploso_A3TH.pdf > /home/yasu/tmp/esploso_A3TH.pdf: OK > > ----------- SCAN SUMMARY ----------- > Infected files: 0 > Time: 60.551 sec (1 m 0 s) > yasu@kusanagi[1717]% > > --- > Yasuhiro KIMURA > > _______________________________________________ > > clamav-users mailing list > clamav-users@lists.clamav.net > https://lists.clamav.net/mailman/listinfo/clamav-users > > > Help us build a comprehensive ClamAV guide: > https://github.com/vrtadmin/clamav-faq > > http://www.clamav.net/contact.html#ml >
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