diff options
Diffstat (limited to 'nixos/doc/manual/administration/logging.xml')
| -rw-r--r-- | nixos/doc/manual/administration/logging.xml | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/nixos/doc/manual/administration/logging.xml b/nixos/doc/manual/administration/logging.xml index da4877fcdf08..8089b457786c 100644 --- a/nixos/doc/manual/administration/logging.xml +++ b/nixos/doc/manual/administration/logging.xml @@ -5,18 +5,11 @@ 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, + 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> <prompt>$ </prompt>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> <prompt>$ </prompt>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. -- @@ -26,8 +19,7 @@ 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> <prompt>$ </prompt>journalctl -b -p crit Dec 17 21:08:06 mandark sudo[3673]: pam_unix(sudo:auth): auth could not identify password for [alice] @@ -35,9 +27,6 @@ Dec 29 01:30:22 mandark kernel[6131]: [1053513.909444] CPU6: Core temperature ab </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>. + 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> |