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  • journalctl --verify reports corruptionAugust 9

    I just noticed this verify option for journalctl and decided to give it a go, it's showing corruption, what might cause that? and what if anything should I do about it? should I investigate further? journalctl --verify PASS: /var/log/journal/19184893

  • How to combine output of several journals by journalctl?August 24

    I need to see all postgresql logs. I try: $ journalctl -f -u postgresql.service SYSLOG_IDENTIFIER=postgres -- Logs begin at Ср 2013-03-06 00:57:40 KRAT. -- авг 11 23:41:07 nuzzflonk postgres[2432]: LOG: database system was interrupted; last known up

  • journalctl process groupsFebruary 21

    I recently tried setting up the ChrootDirectory property in sshd_config and ran into the ownership problems for chroot targets. After i have fixed the problem i noticed that syslog-ng had created log entries in auth.log: Feb 21 18:56:18 raspberry ssh

  • Listening for journalctl changesMay 14

    Usually i use tail -f /var/log/messages to get updates if there are new lines How to have the similar functionality for journalctl? --------------Solutions------------- You can use the -f or --follow switch to tail the logs. -f, --follow Show only th

  • Stop atieventsd flooding my journalctlMay 15

    When running journalctl -f, this line shows up every seconds.. Month DD HH:MM:SS computername atieventsd[number]: xauth: file list does not exist for example May 15 08:32:11 gravity atieventsd[355]: xauth: file list does not exist May 15 08:32:12 gra

  • How to clear journalctlJune 27

    I couldn't find in google any safe way to clear systemd journal. Do anyone know any safe and reliable way to do so? Added: As a reason, let's say I was experimenting with something and my logs got cluttered with various error messages. Moreover I'm d

  • How do I pipe the output of the journalctl to cURL? October 13

    I am trying to send logs to a remote server using curl. I tried the following command and nothing happened journalctl -o json -f | curl -H "content-type:application/json" -d @- http://logs Any ideas? --------------Solutions------------- It looks

  • list of selectable units for journalctlNovember 27

    In a CentOS 7 server, I want to get the list of selectable units for which journalctl can produce logs. How can I change the following code to accomplish this? journalctl --output=json-pretty | grep -f UNIT | sort -u In the CentOS 7 terminal, the abo

  • How can I get a list of login attempts with journalctl?January 20

    According to the systemd docs, journalctl is recommended for browsing logs, rather than the /var/log/* file tree. While man 1 journalctl describes how to use it, I still don't know what arguments it needs to give me the list of stuff I want. For exam

  • systemd: how do I view journals with journalctl without switching to root on CentOS 7?April 9

    If I run journalctl as nonroot, I would get the following message: No journal files were found. But switching to root, or using sudo gives me the journal. How can I view journals without switching to root (e.g. which group should I add myself in)? Ca

  • Filtering running tasks from Journalctl output?April 29

    For example one common way to check on a dd process is to use watch i.e. sudo kill -USR1 $(pgrep ^dd). Notably the process pid changes since a new kill command is called every-time. Is there a good way to filter outputs of certain recurring sources f

  • Change systemd unit tag send to journalctl/syslogMay 30

    Is it possible to change what tag systemd managed service uses for logging? For example, my custom service report-daemon.service defined as # ... [Service] ExecStart=/usr/bin/php # ... # ... shows up as php instead of report-daemon (it seems to infer

  • journalctl: Cannot filter ownCloud log lines, fail2ban will not banJune 10

    Using a general journalctl command, the log line of interest appears: [[email protected] server]# journalctl -n -- Logs begin at Mon 2015-01-26 19:44:33 EET, end at Wed 2015-06-10 21:41:12 EEST. -- ... Jun 10 21:41:12 bee ownCloud[25476]: {core} Login failed:

  • Both journalctl and rsyslog are runningJune 28

    Since the migration to Ubuntu 15.04 both journalctl and rsyslog are installed and running. I'm wondering if this is by design or if rsyslog might not have been uninstalled by accident? Can I uninstall rsyslog without problems or should I take precaut

  • unable to query the systemd journal with journalctlAugust 5

    I'm using Red Hat Enterprise Application Platform 6.4.2.GA on following system: # cat /etc/redhat-release Red Hat Enterprise Linux Server release 7.1 (Maipo) # uname -a Linux X 3.10.0-229.7.2.el7.x86_64 #1 SMP Fri May 15 21:38:46 EDT 2015 x86_64 x86_

  • journalctl access for non-root usersAugust 29

    The journald documentation says that adding a user to 'systemd-journal' group or 'adm' group allows the user to access system-wide journal. I'm running the latest CentOS 7 and I seem to have problem accessing the journal as a non-root user. Here's my

  • journalctl: how to prevent text from truncating in terminalSeptember 12

    How can I keep long strings from truncating in terminal? For example if I run journalctl -xn There's a lot of text that I cannot read. I am open to using other programs/tools. --------------Solutions------------- From the journalctl manpage: The outp

  • How do you use systemd's journalctl patternsSeptember 12

    I am trying to use journalctl's pattern matching on SYSLOG_IDENTIFIERS. As an example, I have a ton of message tagged sshd: $ journalctl -t sshd | wc -l 987 but if I try to use pattern matching to find them: $ journalctl -t 'ssh*' -- No Entries -- $

  • journalctl prints the entire system log when followingSeptember 16

    [[email protected] ~]# uname -rv 2.6.32-042stab093.5 #1 SMP Wed Sep 10 17:39:49 MSK 2014 [[email protected] ~]# cat /etc/redhat-release CentOS Linux release 7.1.1503 (Core) [[email protected] ~]# journalctl --version systemd 208 +PAM +LIBWRAP +AUDIT +SELINUX +IMA +

  • Remove header in journalctl resultsOctober 22

    Sample Command run on RHEL 7: $ journalctl -n1 -- Logs begin at Tue 2015-09-29 17:44:38 PDT, end at Thu 2015-10-22 10:51:35 PDT. -- Oct 22 10:46:00 linuxdev sshd[9730]: pam_unix(sshd:session): session opened for user tbenz9 by (uid=0) How do I hide t

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