journald is part of systemd and responsible for collecting system logs

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48 views

Why is my systemd journal not persistent across reboots?

I'm experiencing a very weird issue with a fresh Fedora 21 image on a Linode instance. I cannot reproduce it outside of Linode. The issue is that my systemd journal is not persistent across reboots. ...
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21 views

systemctl not restarting log with SystemMaxUse variable set

On Arch Linux ARM i am trying to keep the journal logs to a maximum but it does not seem like systemctl cares. Here is my /etc/systemd/journald.conf file: [Journal] SystemMaxUse=2M ...
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44 views

Should I use separate log files or log everything to the journal?

On my personal server I currently have multiple services (web server, mail server, etc) and some of them have their own log files while others log everything to stdout and that gets picked up by the ...
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1answer
25 views

How can I change the save location of the system journal?

(for an Arch Linux system) Is it possible to change the storage location of the system journal to a specific directory?
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1answer
64 views

How to direct the journal output of certain units to a particular file?

I've got a system with several daemons running (as systemd units) that output log information to the journal in Arch Linux. I want to direct the journal output of some of those unit files into a ...
3
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1answer
214 views

Output of a python script running as unit is out of order while shells seems unnafected

How would I get all outputs of systemd managed python2 script instantly into journal, just like it appears in terminal I'm on centos 7, but seems to be same on arch according to systemd manual, ...
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1answer
2k views

How display log messages from previous boots under CentOS 7?

Executing journalctl under a CentOS 7 system just prints messages generated after the last boot. The command # journalctl --boot=-1 prints Failed to look up boot -1: Cannot assign requested ...
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1answer
243 views

Missing systemd journal log

While reviewing my journal log, I find that only logs for the recent three days are present. There is only 8 lines worth of log from between September 19 and 27: # journalctl --since="2014-09-19" ...
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1answer
745 views

How to surpress audit daemon rotating log messages?

On a CentOS 7 system messages like these are logged several times a day: Sep 24 00:11:42 example.org auditd[756]: Audit daemon rotating log files Sep 24 00:26:23 example.org auditd[756]: Audit daemon ...
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How to determine a log's source process spawned from a systemd service?

I have a systemd service which starts multiple 3rd-party processes which output to standard output. Is there anyway to easily determine which logs are from specific process from the system journal? ...
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82 views

clamd randomly stops

I am using clamav in conjuction with c-icap to filter content with squid. I am also using the safebrowsing functionality of clamav to block access to bad domains. For some reason or another, clamav ...
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2answers
7k views

How to clear journalctl

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 ...
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608 views

How to get access to the root journal for systemd?

When I execute journalctl -f -a under Fedora 20 for different users I get different results. For root I get something similar to tail -f /var/log/syslog on older systems. As normal user I get ...
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204 views

journalctl process groups

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 ...
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257 views

Suggestions to debug missing kernel messages from systemd journal

I have recently been playing around with a new freescale i.mx6 system. I have installed archlinuxarm on it. Strangely, all kernel messages are missing from the journal. $ sudo journalctl -k -- ...
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2answers
3k views

Log every command typed in any shell: output (from logger function to syslog-ng/journald) contains duplicate entries for commands?

I installed syslog-ng to use on my desktop (Gentoo 64bit, upgraded to systemd i.e. was OpenRC before, with Openbox and Slim only) with my normal user to log all commands I type in the shell (bash ...
5
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1answer
6k views

Where does `logger` log its messages to in Arch Linux?

The logger command logs an entry via syslog, which usually puts that line to some file like /var/log/messages. If I understand the documentation correctly in Arch Linux all the logging is done ...
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2answers
1k views

journalctl --verify reports corruption

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? ...
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146 views

smartd custom logfile on systemd + journald based system

An excerpt from smartd manpage reads: -l FACILITY, --logfacility=FACILITY Uses syslog facility FACILITY to log the messages from smartd. Here FACILITY is one of local0, local1, ..., local7, or ...
5
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1answer
237 views

Debugging lock-up - systemd loses my logs

Ever since I have "upgraded" to systemd on Arch Linux, I keep losing logs when an unexpected lockup happens. I hit the same log-losing issue one month ago and just hit the issue again. There are also ...