A quick Google search of the directory name ".firefoxcatche" appears to point at possible crypto-mining malware which would go along with the high CPU usage I'm guessing. I'd get your machine checked.
Richard. On Tue, 21 May 2019 at 18:12, Turaco mobile <[email protected]> wrote: > Hi, Jenkins is running in CentOS 7 and the user is jenkins. Most of the > time cpu usage is high above 70% even nobody building the jobs. > Top command shows: > Jenkins user and command column shows 'cron' or 'tsm'. > 12310 jenkins 20 0 3488136 9936 1088 S 61.1 0.3 20:07.09 tsm > 16196 build 20 0 3491620 10212 1188 S 50.0 0.3 6:21.44 tsm > > Will jenkins default create hidden file .firefoxcatche directory? > [root@do-svn-Jenkins cron]# cat jenkins > 0 0 */3 * * /var/lib/jenkins/.firefoxcatche/a/upd>/dev/null 2>&1 > @reboot /var/lib/jenkins/.firefoxcatche/a/upd>/dev/null 2>&1 > 5 8 * * 0 /var/lib/jenkins/.firefoxcatche/b/sync>/dev/null 2>&1 > @reboot /var/lib/jenkins/.firefoxcatche/b/sync>/dev/null 2>&1 > #5 1 * * * /tmp/.X13-unix/.rsync/c/aptitude>/dev/null 2>&1 > > Pls let know how to resolve this issue. Even if i delete this file, it's > automatically created. > > -- > You received this message because you are subscribed to the Google Groups > "Jenkins Users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/jenkinsci-users/CAC3KZS_eYPztwQafYQDLMKbQWZSkx0yDNAnZVBg2E6nuwAUqfw%40mail.gmail.com > <https://groups.google.com/d/msgid/jenkinsci-users/CAC3KZS_eYPztwQafYQDLMKbQWZSkx0yDNAnZVBg2E6nuwAUqfw%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Jenkins Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/jenkinsci-users/CAAy0hwfTxzDeVgr%2Bgz0Ekr8Sy1avr1yB7E8DtmmVVK0KJFmy8Q%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
