Hello; Running for 525 minutes at >90% CPU seems not good. Causes noticeable delay in command line activity for all users.
We've got this cronjob: 30 1 * * * /usr/bin/freshclam 2>&1 && /usr/bin/clamscan -o -i -r --quiet / | mail -s "Clam AV Scan Results for $(hostname -s)" itd...@domain.com on this Linux: # uname -a Linux server.domain.com 2.6.32-754.2.1.el6.x86_64 #1 SMP Fri Jul 13 12:50:12 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux Clamscan appeared as the busiest process in top, 8 hours after launch: PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 23043 root 20 0 765m 639m 2520 R 90.6 16.2 525:56.48 clamscan 3071 mysql 20 0 2228m 50m 3552 S 2.3 1.3 4778:31 mysqld 28772 apache 20 0 349m 17m 5652 S 1.7 0.4 0:16.38 httpd Producing these logs: -------------------------------------- ClamAV update process started at Sun May 19 01:30:01 2019 WARNING: Your ClamAV installation is OUTDATED! WARNING: Local version: 0.100.1 Recommended version: 0.101.2 DON'T PANIC! Read https://www.clamav.net/documents/upgrading-clamav main.cvd is up to date (version: 58, sigs: 4566249, f-level: 60, builder: sigmgr) Downloading daily-25454.cdiff [100%] daily.cld updated (version: 25454, sigs: 1574664, f-level: 63, builder: raynman) bytecode.cld is up to date (version: 328, sigs: 94, f-level: 63, builder: neo) [LibClamAV] Detected duplicate databases /var/lib/clamav/main.cvd and /var/lib/clamav/main.cld, please manually remove one of them Database updated (6141007 signatures) from db.local.clamav.net (IP: 104.16.219.84) -------------------------------------- ClamAV update process started at Sun May 19 03:14:01 2019 WARNING: Your ClamAV installation is OUTDATED! WARNING: Local version: 0.100.1 Recommended version: 0.101.2 DON'T PANIC! Read https://www.clamav.net/documents/upgrading-clamav main.cvd is up to date (version: 58, sigs: 4566249, f-level: 60, builder: sigmgr) daily.cld is up to date (version: 25454, sigs: 1574664, f-level: 63, builder: raynman) bytecode.cld is up to date (version: 328, sigs: 94, f-level: 63, builder: neo) Any help would be greatly appreciated! Thank you - Clarkman
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