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author | Graham Christensen <graham@grahamc.com> | 2018-05-01 19:57:09 -0400 |
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committer | Graham Christensen <graham@grahamc.com> | 2018-05-01 19:57:09 -0400 |
commit | eca5c99bf8a115ffd9513f91decc064a5bb3ff6d (patch) | |
tree | 7b49bc123be12ca5344428c6975e4487e69d55e3 /nixos/doc/manual/administration/logging.xml | |
parent | 77161de4546697f9bf2da6d081eeba4c399b3313 (diff) | |
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nixos docs: format =)
Diffstat (limited to 'nixos/doc/manual/administration/logging.xml')
-rw-r--r-- | nixos/doc/manual/administration/logging.xml | 51 |
1 files changed, 21 insertions, 30 deletions
diff --git a/nixos/doc/manual/administration/logging.xml b/nixos/doc/manual/administration/logging.xml index 1d5df7770e29..a41936b373d6 100644 --- a/nixos/doc/manual/administration/logging.xml +++ b/nixos/doc/manual/administration/logging.xml @@ -3,26 +3,20 @@ xmlns:xi="http://www.w3.org/2001/XInclude" version="5.0" xml:id="sec-logging"> - -<title>Logging</title> - -<para>System-wide logging is provided by systemd’s -<emphasis>journal</emphasis>, which subsumes traditional logging -daemons such as syslogd and klogd. Log entries are kept in binary -files in <filename>/var/log/journal/</filename>. The command -<literal>journalctl</literal> allows you to see the contents of the -journal. For example, - + <title>Logging</title> + <para> + System-wide logging is provided by systemd’s <emphasis>journal</emphasis>, + which subsumes traditional logging daemons such as syslogd and klogd. Log + entries are kept in binary files in <filename>/var/log/journal/</filename>. + The command <literal>journalctl</literal> allows you to see the contents of + the journal. For example, <screen> $ journalctl -b </screen> - -shows all journal entries since the last reboot. (The output of -<command>journalctl</command> is piped into <command>less</command> by -default.) You can use various options and match operators to restrict -output to messages of interest. For instance, to get all messages -from PostgreSQL: - + shows all journal entries since the last reboot. (The output of + <command>journalctl</command> is piped into <command>less</command> by + default.) You can use various options and match operators to restrict output + to messages of interest. For instance, to get all messages from PostgreSQL: <screen> $ journalctl -u postgresql.service -- Logs begin at Mon, 2013-01-07 13:28:01 CET, end at Tue, 2013-01-08 01:09:57 CET. -- @@ -32,21 +26,18 @@ Jan 07 15:44:14 hagbard postgres[2681]: [2-1] LOG: database system is shut down Jan 07 15:45:10 hagbard postgres[2532]: [1-1] LOG: database system was shut down at 2013-01-07 15:44:14 CET Jan 07 15:45:13 hagbard postgres[2500]: [1-1] LOG: database system is ready to accept connections </screen> - -Or to get all messages since the last reboot that have at least a -“critical” severity level: - + Or to get all messages since the last reboot that have at least a + “critical” severity level: <screen> $ journalctl -b -p crit Dec 17 21:08:06 mandark sudo[3673]: pam_unix(sudo:auth): auth could not identify password for [alice] Dec 29 01:30:22 mandark kernel[6131]: [1053513.909444] CPU6: Core temperature above threshold, cpu clock throttled (total events = 1) </screen> - -</para> - -<para>The system journal is readable by root and by users in the -<literal>wheel</literal> and <literal>systemd-journal</literal> -groups. All users have a private journal that can be read using -<command>journalctl</command>.</para> - -</chapter> \ No newline at end of file + </para> + <para> + The system journal is readable by root and by users in the + <literal>wheel</literal> and <literal>systemd-journal</literal> groups. All + users have a private journal that can be read using + <command>journalctl</command>. + </para> +</chapter> |