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diff --git a/man/journald.conf.xml b/man/journald.conf.xml index 4edcc003c0..8504d66d49 100644 --- a/man/journald.conf.xml +++ b/man/journald.conf.xml @@ -1,7 +1,7 @@ <?xml version='1.0'?> <!--*-nxml-*--> <?xml-stylesheet type="text/xsl" href="http://docbook.sourceforge.net/release/xsl/current/xhtml/docbook.xsl"?> <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" - "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> + "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> <!-- This file is part of systemd. @@ -23,463 +23,359 @@ --> <refentry id="journald.conf" - xmlns:xi="http://www.w3.org/2001/XInclude"> - <refentryinfo> - <title>journald.conf</title> - <productname>systemd</productname> - - <authorgroup> - <author> - <contrib>Developer</contrib> - <firstname>Lennart</firstname> - <surname>Poettering</surname> - <email>lennart@poettering.net</email> - </author> - </authorgroup> - </refentryinfo> - - <refmeta> - <refentrytitle>journald.conf</refentrytitle> - <manvolnum>5</manvolnum> - </refmeta> - - <refnamediv> - <refname>journald.conf</refname> - <refname>journald.conf.d</refname> - <refpurpose>Journal service configuration files</refpurpose> - </refnamediv> - - <refsynopsisdiv> - <para><filename>/etc/systemd/journald.conf</filename></para> - <para><filename>/etc/systemd/journald.conf.d/*.conf</filename></para> - <para><filename>/run/systemd/journald.conf.d/*.conf</filename></para> - <para><filename>/usr/lib/systemd/journald.conf.d/*.conf</filename></para> - </refsynopsisdiv> - - <refsect1> - <title>Description</title> - - <para>These files configure various parameters of the - systemd journal service, - <citerefentry><refentrytitle>systemd-journald.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>.</para> - - </refsect1> - - <xi:include href="standard-conf.xml" xpointer="confd" /> - <xi:include href="standard-conf.xml" xpointer="conf" /> - - <refsect1> - <title>Options</title> - - <para>All options are configured in the - <literal>[Journal]</literal> section:</para> - - <variablelist> - - <varlistentry> - <term><varname>Storage=</varname></term> - - <listitem><para>Controls where to - store journal data. One of - <literal>volatile</literal>, - <literal>persistent</literal>, - <literal>auto</literal> and - <literal>none</literal>. If - <literal>volatile</literal>, journal - log data will be stored only in - memory, i.e. below the - <filename>/run/log/journal</filename> - hierarchy (which is created if - needed). If - <literal>persistent</literal>, data will - be stored preferably on disk, - i.e. below the - <filename>/var/log/journal</filename> - hierarchy (which is created if - needed), with a fallback to - <filename>/run/log/journal</filename> - (which is created if needed), during - early boot and if the disk is not - writable. <literal>auto</literal> is - similar to - <literal>persistent</literal> but the - directory - <filename>/var/log/journal</filename> - is not created if needed, so that its - existence controls where log data - goes. <literal>none</literal> turns - off all storage, all log data received - will be dropped. Forwarding to other - targets, such as the console, the - kernel log buffer or a syslog daemon - will still work however. Defaults to - <literal>auto</literal>.</para></listitem> - </varlistentry> - - <varlistentry> - <term><varname>Compress=</varname></term> - - <listitem><para>Takes a boolean - value. If enabled (the default), data - objects that shall be stored in the - journal and are larger than a certain - threshold are compressed before they - are written to the file - system.</para></listitem> - </varlistentry> - - <varlistentry> - <term><varname>Seal=</varname></term> - - <listitem><para>Takes a boolean - value. If enabled (the default), and a - sealing key is available (as created - by - <citerefentry><refentrytitle>journalctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>'s - <option>--setup-keys</option> - command), Forward Secure Sealing (FSS) - for all persistent journal files is - enabled. FSS is based on <ulink - url="https://eprint.iacr.org/2013/397">Seekable - Sequential Key Generators</ulink> by - G. A. Marson and B. Poettering - (doi:10.1007/978-3-642-40203-6_7) - and may be used to protect journal files - from unnoticed alteration.</para></listitem> - </varlistentry> - - <varlistentry> - <term><varname>SplitMode=</varname></term> - - <listitem><para>Controls whether to - split up journal files per user. One - of <literal>uid</literal>, - <literal>login</literal> and - <literal>none</literal>. If - <literal>uid</literal>, all users will - get each their own journal files - regardless of whether they possess a - login session or not, however system - users will log into the system - journal. If <literal>login</literal>, - actually logged-in users will get each - their own journal files, but users - without login session and system users - will log into the system journal. If - <literal>none</literal>, journal files - are not split up by user and all - messages are instead stored in the - single system journal. Note that - splitting up journal files by user is - only available for journals stored - persistently. If journals are stored - on volatile storage (see above), only - a single journal file for all user IDs - is kept. Defaults to - <literal>uid</literal>.</para></listitem> - </varlistentry> - - <varlistentry> - <term><varname>RateLimitInterval=</varname></term> - <term><varname>RateLimitBurst=</varname></term> - - <listitem><para>Configures the rate - limiting that is applied to all - messages generated on the system. If, - in the time interval defined by - <varname>RateLimitInterval=</varname>, - more messages than specified in - <varname>RateLimitBurst=</varname> are - logged by a service, all further - messages within the interval are - dropped until the interval is over. A - message about the number of dropped - messages is generated. This rate - limiting is applied per-service, so - that two services which log do not - interfere with each other's - limits. Defaults to 1000 messages in - 30s. The time specification for - <varname>RateLimitInterval=</varname> - may be specified in the following - units: <literal>s</literal>, - <literal>min</literal>, - <literal>h</literal>, - <literal>ms</literal>, - <literal>us</literal>. To turn off any - kind of rate limiting, set either - value to 0.</para></listitem> - </varlistentry> - - <varlistentry> - <term><varname>SystemMaxUse=</varname></term> - <term><varname>SystemKeepFree=</varname></term> - <term><varname>SystemMaxFileSize=</varname></term> - <term><varname>RuntimeMaxUse=</varname></term> - <term><varname>RuntimeKeepFree=</varname></term> - <term><varname>RuntimeMaxFileSize=</varname></term> - - <listitem><para>Enforce size limits on - the journal files stored. The options - prefixed with - <literal>System</literal> apply to the - journal files when stored on a - persistent file system, more - specifically - <filename>/var/log/journal</filename>. The - options prefixed with - <literal>Runtime</literal> apply to - the journal files when stored on a - volatile in-memory file system, more - specifically - <filename>/run/log/journal</filename>. The - former is used only when - <filename>/var</filename> is mounted, - writable, and the directory - <filename>/var/log/journal</filename> - exists. Otherwise, only the latter - applies. Note that this means that - during early boot and if the - administrator disabled persistent - logging, only the latter options apply, - while the former apply if persistent - logging is enabled and the system is - fully booted - up. <command>journalctl</command> and - <command>systemd-journald</command> - ignore all files with names not ending - with <literal>.journal</literal> or - <literal>.journal~</literal>, so only - such files, located in the appropriate - directories, are taken into account - when calculating current disk usage. - </para> - - <para><varname>SystemMaxUse=</varname> - and <varname>RuntimeMaxUse=</varname> - control how much disk space the - journal may use up at maximum. - <varname>SystemKeepFree=</varname> and - <varname>RuntimeKeepFree=</varname> - control how much disk space - systemd-journald shall leave free for - other uses. - <command>systemd-journald</command> - will respect both limits and use the - smaller of the two values.</para> - - <para>The first pair defaults to 10% - and the second to 15% of the size of - the respective file system. If the - file system is nearly full and either - <varname>SystemKeepFree=</varname> or - <varname>RuntimeKeepFree=</varname> is - violated when systemd-journald is - started, the value will be raised to - percentage that is actually free. This - means that if there was enough - free space before and journal files were - created, and subsequently something - else causes the file system to fill - up, journald will stop using more - space, but it will not be removing - existing files to go reduce footprint - either.</para> - - <para><varname>SystemMaxFileSize=</varname> - and - <varname>RuntimeMaxFileSize=</varname> - control how large individual journal - files may grow at maximum. This - influences the granularity in which - disk space is made available through - rotation, i.e. deletion of historic - data. Defaults to one eighth of the - values configured with - <varname>SystemMaxUse=</varname> and - <varname>RuntimeMaxUse=</varname>, so - that usually seven rotated journal - files are kept as history. Specify - values in bytes or use K, M, G, T, P, - E as units for the specified sizes - (equal to 1024, 1024²,... bytes). - Note that size limits are enforced - synchronously when journal files are - extended, and no explicit rotation - step triggered by time is - needed.</para></listitem> - </varlistentry> - - <varlistentry> - <term><varname>MaxFileSec=</varname></term> - - <listitem><para>The maximum time to - store entries in a single journal - file before rotating to the next - one. Normally, time-based rotation - should not be required as size-based - rotation with options such as - <varname>SystemMaxFileSize=</varname> - should be sufficient to ensure that - journal files do not grow without - bounds. However, to ensure that not - too much data is lost at once when old - journal files are deleted, it might - make sense to change this value from - the default of one month. Set to 0 to - turn off this feature. This setting - takes time values which may be - suffixed with the units - <literal>year</literal>, - <literal>month</literal>, - <literal>week</literal>, <literal>day</literal>, - <literal>h</literal> or <literal>m</literal> - to override the default time unit of - seconds.</para></listitem> - </varlistentry> - - <varlistentry> - <term><varname>MaxRetentionSec=</varname></term> - - <listitem><para>The maximum time to - store journal entries. This - controls whether journal files - containing entries older then the - specified time span are - deleted. Normally, time-based deletion - of old journal files should not be - required as size-based deletion with - options such as - <varname>SystemMaxUse=</varname> - should be sufficient to ensure that - journal files do not grow without - bounds. However, to enforce data - retention policies, it might make sense - to change this value from the - default of 0 (which turns off this - feature). This setting also takes - time values which may be suffixed with - the units <literal>year</literal>, - <literal>month</literal>, - <literal>week</literal>, <literal>day</literal>, - <literal>h</literal> or <literal> m</literal> - to override the default time unit of - seconds.</para></listitem> - </varlistentry> - - - <varlistentry> - <term><varname>SyncIntervalSec=</varname></term> - - <listitem><para>The timeout before - synchronizing journal files to - disk. After syncing, journal files are - placed in the OFFLINE state. Note that - syncing is unconditionally done - immediately after a log message of - priority CRIT, ALERT or EMERG has been - logged. This setting hence applies - only to messages of the levels ERR, - WARNING, NOTICE, INFO, DEBUG. The - default timeout is 5 minutes. - </para></listitem> - </varlistentry> - - <varlistentry> - <term><varname>ForwardToSyslog=</varname></term> - <term><varname>ForwardToKMsg=</varname></term> - <term><varname>ForwardToConsole=</varname></term> - <term><varname>ForwardToWall=</varname></term> - - <listitem><para>Control whether log - messages received by the journal - daemon shall be forwarded to a - traditional syslog daemon, to the - kernel log buffer (kmsg), to the - system console, or sent as wall - messages to all logged-in users. These - options take boolean arguments. If - forwarding to syslog is enabled but no - syslog daemon is running, the - respective option has no effect. By - default, only forwarding wall is - enabled. These settings may be - overridden at boot time with the - kernel command line options - <literal>systemd.journald.forward_to_syslog=</literal>, - <literal>systemd.journald.forward_to_kmsg=</literal>, - <literal>systemd.journald.forward_to_console=</literal> - and - <literal>systemd.journald.forward_to_wall=</literal>. - When forwarding to the console, the - TTY to log to can be changed with - <varname>TTYPath=</varname>, described - below.</para></listitem> - </varlistentry> - - <varlistentry> - <term><varname>MaxLevelStore=</varname></term> - <term><varname>MaxLevelSyslog=</varname></term> - <term><varname>MaxLevelKMsg=</varname></term> - <term><varname>MaxLevelConsole=</varname></term> - <term><varname>MaxLevelWall=</varname></term> - - <listitem><para>Controls the maximum - log level of messages that are stored - on disk, forwarded to syslog, kmsg, - the console or wall (if that is - enabled, see above). As argument, - takes one of - <literal>emerg</literal>, - <literal>alert</literal>, - <literal>crit</literal>, - <literal>err</literal>, - <literal>warning</literal>, - <literal>notice</literal>, - <literal>info</literal>, - <literal>debug</literal> or integer - values in the range of 0..7 (corresponding - to the same levels). Messages equal or below - the log level specified are - stored/forwarded, messages above are - dropped. Defaults to - <literal>debug</literal> for - <varname>MaxLevelStore=</varname> and - <varname>MaxLevelSyslog=</varname>, to - ensure that the all messages are - written to disk and forwarded to - syslog. Defaults to - <literal>notice</literal> for - <varname>MaxLevelKMsg=</varname>, - <literal>info</literal> for - <varname>MaxLevelConsole=</varname> and - <literal>emerg</literal> for - <varname>MaxLevelWall=</varname>.</para></listitem> - </varlistentry> - - <varlistentry> - <term><varname>TTYPath=</varname></term> - - <listitem><para>Change the console TTY - to use if - <varname>ForwardToConsole=yes</varname> - is used. Defaults to - <filename>/dev/console</filename>.</para></listitem> - </varlistentry> - - </variablelist> - - </refsect1> - - <refsect1> - <title>See Also</title> - <para> - <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, - <citerefentry><refentrytitle>systemd-journald.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>, - <citerefentry><refentrytitle>journalctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>, - <citerefentry><refentrytitle>systemd.journal-fields</refentrytitle><manvolnum>7</manvolnum></citerefentry>, - <citerefentry><refentrytitle>systemd-system.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry> - </para> - </refsect1> + xmlns:xi="http://www.w3.org/2001/XInclude"> + <refentryinfo> + <title>journald.conf</title> + <productname>systemd</productname> + + <authorgroup> + <author> + <contrib>Developer</contrib> + <firstname>Lennart</firstname> + <surname>Poettering</surname> + <email>lennart@poettering.net</email> + </author> + </authorgroup> + </refentryinfo> + + <refmeta> + <refentrytitle>journald.conf</refentrytitle> + <manvolnum>5</manvolnum> + </refmeta> + + <refnamediv> + <refname>journald.conf</refname> + <refname>journald.conf.d</refname> + <refpurpose>Journal service configuration files</refpurpose> + </refnamediv> + + <refsynopsisdiv> + <para><filename>/etc/systemd/journald.conf</filename></para> + <para><filename>/etc/systemd/journald.conf.d/*.conf</filename></para> + <para><filename>/run/systemd/journald.conf.d/*.conf</filename></para> + <para><filename>/usr/lib/systemd/journald.conf.d/*.conf</filename></para> + </refsynopsisdiv> + + <refsect1> + <title>Description</title> + + <para>These files configure various parameters of the systemd + journal service, + <citerefentry><refentrytitle>systemd-journald.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>.</para> + + </refsect1> + + <xi:include href="standard-conf.xml" xpointer="confd" /> + <xi:include href="standard-conf.xml" xpointer="conf" /> + + <refsect1> + <title>Options</title> + + <para>All options are configured in the + <literal>[Journal]</literal> section:</para> + + <variablelist> + + <varlistentry> + <term><varname>Storage=</varname></term> + + <listitem><para>Controls where to store journal data. One of + <literal>volatile</literal>, + <literal>persistent</literal>, + <literal>auto</literal> and + <literal>none</literal>. If + <literal>volatile</literal>, journal + log data will be stored only in memory, i.e. below the + <filename>/run/log/journal</filename> hierarchy (which is + created if needed). If <literal>persistent</literal>, data + will be stored preferably on disk, i.e. below the + <filename>/var/log/journal</filename> hierarchy (which is + created if needed), with a fallback to + <filename>/run/log/journal</filename> (which is created if + needed), during early boot and if the disk is not writable. + <literal>auto</literal> is similar to + <literal>persistent</literal> but the directory + <filename>/var/log/journal</filename> is not created if + needed, so that its existence controls where log data goes. + <literal>none</literal> turns off all storage, all log data + received will be dropped. Forwarding to other targets, such as + the console, the kernel log buffer or a syslog daemon will + still work however. Defaults to + <literal>auto</literal>.</para></listitem> + </varlistentry> + + <varlistentry> + <term><varname>Compress=</varname></term> + + <listitem><para>Takes a boolean value. If enabled (the + default), data objects that shall be stored in the journal and + are larger than a certain threshold are compressed before they + are written to the file system.</para></listitem> + </varlistentry> + + <varlistentry> + <term><varname>Seal=</varname></term> + + <listitem><para>Takes a boolean value. If enabled (the + default), and a sealing key is available (as created by + <citerefentry><refentrytitle>journalctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>'s + <option>--setup-keys</option> command), Forward Secure Sealing + (FSS) for all persistent journal files is enabled. FSS is + based on <ulink + url="https://eprint.iacr.org/2013/397">Seekable Sequential Key + Generators</ulink> by G. A. Marson and B. Poettering + (doi:10.1007/978-3-642-40203-6_7) and may be used to protect + journal files from unnoticed alteration.</para></listitem> + </varlistentry> + + <varlistentry> + <term><varname>SplitMode=</varname></term> + + <listitem><para>Controls whether to split up journal files per + user. One of <literal>uid</literal>, <literal>login</literal> + and <literal>none</literal>. If <literal>uid</literal>, all + users will get each their own journal files regardless of + whether they possess a login session or not, however system + users will log into the system journal. If + <literal>login</literal>, actually logged-in users will get + each their own journal files, but users without login session + and system users will log into the system journal. If + <literal>none</literal>, journal files are not split up by + user and all messages are instead stored in the single system + journal. Note that splitting up journal files by user is only + available for journals stored persistently. If journals are + stored on volatile storage (see above), only a single journal + file for all user IDs is kept. Defaults to + <literal>uid</literal>.</para></listitem> + </varlistentry> + + <varlistentry> + <term><varname>RateLimitInterval=</varname></term> + <term><varname>RateLimitBurst=</varname></term> + + <listitem><para>Configures the rate limiting that is applied + to all messages generated on the system. If, in the time + interval defined by <varname>RateLimitInterval=</varname>, + more messages than specified in + <varname>RateLimitBurst=</varname> are logged by a service, + all further messages within the interval are dropped until the + interval is over. A message about the number of dropped + messages is generated. This rate limiting is applied + per-service, so that two services which log do not interfere + with each other's limits. Defaults to 1000 messages in 30s. + The time specification for + <varname>RateLimitInterval=</varname> may be specified in the + following units: <literal>s</literal>, <literal>min</literal>, + <literal>h</literal>, <literal>ms</literal>, + <literal>us</literal>. To turn off any kind of rate limiting, + set either value to 0.</para></listitem> + </varlistentry> + + <varlistentry> + <term><varname>SystemMaxUse=</varname></term> + <term><varname>SystemKeepFree=</varname></term> + <term><varname>SystemMaxFileSize=</varname></term> + <term><varname>RuntimeMaxUse=</varname></term> + <term><varname>RuntimeKeepFree=</varname></term> + <term><varname>RuntimeMaxFileSize=</varname></term> + + <listitem><para>Enforce size limits on the journal files + stored. The options prefixed with <literal>System</literal> + apply to the journal files when stored on a persistent file + system, more specifically + <filename>/var/log/journal</filename>. The options prefixed + with <literal>Runtime</literal> apply to the journal files + when stored on a volatile in-memory file system, more + specifically <filename>/run/log/journal</filename>. The former + is used only when <filename>/var</filename> is mounted, + writable, and the directory + <filename>/var/log/journal</filename> exists. Otherwise, only + the latter applies. Note that this means that during early + boot and if the administrator disabled persistent logging, + only the latter options apply, while the former apply if + persistent logging is enabled and the system is fully booted + up. <command>journalctl</command> and + <command>systemd-journald</command> ignore all files with + names not ending with <literal>.journal</literal> or + <literal>.journal~</literal>, so only such files, located in + the appropriate directories, are taken into account when + calculating current disk usage. + </para> + + <para><varname>SystemMaxUse=</varname> and + <varname>RuntimeMaxUse=</varname> control how much disk space + the journal may use up at maximum. + <varname>SystemKeepFree=</varname> and + <varname>RuntimeKeepFree=</varname> control how much disk + space systemd-journald shall leave free for other uses. + <command>systemd-journald</command> will respect both limits + and use the smaller of the two values.</para> + + <para>The first pair defaults to 10% and the second to 15% of + the size of the respective file system. If the file system is + nearly full and either <varname>SystemKeepFree=</varname> or + <varname>RuntimeKeepFree=</varname> is violated when + systemd-journald is started, the value will be raised to + percentage that is actually free. This means that if there was + enough free space before and journal files were created, and + subsequently something else causes the file system to fill up, + journald will stop using more space, but it will not be + removing existing files to go reduce footprint either.</para> + + <para><varname>SystemMaxFileSize=</varname> + and + <varname>RuntimeMaxFileSize=</varname> + control how large individual journal + files may grow at maximum. This + influences the granularity in which + disk space is made available through + rotation, i.e. deletion of historic + data. Defaults to one eighth of the + values configured with + <varname>SystemMaxUse=</varname> and + <varname>RuntimeMaxUse=</varname>, so + that usually seven rotated journal + files are kept as history. Specify + values in bytes or use K, M, G, T, P, + E as units for the specified sizes + (equal to 1024, 1024²,... bytes). + Note that size limits are enforced + synchronously when journal files are + extended, and no explicit rotation + step triggered by time is + needed.</para></listitem> + </varlistentry> + + <varlistentry> + <term><varname>MaxFileSec=</varname></term> + + <listitem><para>The maximum time to store entries in a single + journal file before rotating to the next one. Normally, + time-based rotation should not be required as size-based + rotation with options such as + <varname>SystemMaxFileSize=</varname> should be sufficient to + ensure that journal files do not grow without bounds. However, + to ensure that not too much data is lost at once when old + journal files are deleted, it might make sense to change this + value from the default of one month. Set to 0 to turn off this + feature. This setting takes time values which may be suffixed + with the units <literal>year</literal>, + <literal>month</literal>, <literal>week</literal>, + <literal>day</literal>, <literal>h</literal> or + <literal>m</literal> to override the default time unit of + seconds.</para></listitem> + </varlistentry> + + <varlistentry> + <term><varname>MaxRetentionSec=</varname></term> + + <listitem><para>The maximum time to store journal entries. + This controls whether journal files containing entries older + then the specified time span are deleted. Normally, time-based + deletion of old journal files should not be required as + size-based deletion with options such as + <varname>SystemMaxUse=</varname> should be sufficient to + ensure that journal files do not grow without bounds. However, + to enforce data retention policies, it might make sense to + change this value from the default of 0 (which turns off this + feature). This setting also takes time values which may be + suffixed with the units <literal>year</literal>, + <literal>month</literal>, <literal>week</literal>, + <literal>day</literal>, <literal>h</literal> or <literal> + m</literal> to override the default time unit of + seconds.</para></listitem> + </varlistentry> + + + <varlistentry> + <term><varname>SyncIntervalSec=</varname></term> + + <listitem><para>The timeout before synchronizing journal files + to disk. After syncing, journal files are placed in the + OFFLINE state. Note that syncing is unconditionally done + immediately after a log message of priority CRIT, ALERT or + EMERG has been logged. This setting hence applies only to + messages of the levels ERR, WARNING, NOTICE, INFO, DEBUG. The + default timeout is 5 minutes. </para></listitem> + </varlistentry> + + <varlistentry> + <term><varname>ForwardToSyslog=</varname></term> + <term><varname>ForwardToKMsg=</varname></term> + <term><varname>ForwardToConsole=</varname></term> + <term><varname>ForwardToWall=</varname></term> + + <listitem><para>Control whether log messages received by the + journal daemon shall be forwarded to a traditional syslog + daemon, to the kernel log buffer (kmsg), to the system + console, or sent as wall messages to all logged-in users. + These options take boolean arguments. If forwarding to syslog + is enabled but no syslog daemon is running, the respective + option has no effect. By default, only forwarding wall is + enabled. These settings may be overridden at boot time with + the kernel command line options + <literal>systemd.journald.forward_to_syslog=</literal>, + <literal>systemd.journald.forward_to_kmsg=</literal>, + <literal>systemd.journald.forward_to_console=</literal> and + <literal>systemd.journald.forward_to_wall=</literal>. When + forwarding to the console, the TTY to log to can be changed + with <varname>TTYPath=</varname>, described + below.</para></listitem> + </varlistentry> + + <varlistentry> + <term><varname>MaxLevelStore=</varname></term> + <term><varname>MaxLevelSyslog=</varname></term> + <term><varname>MaxLevelKMsg=</varname></term> + <term><varname>MaxLevelConsole=</varname></term> + <term><varname>MaxLevelWall=</varname></term> + + <listitem><para>Controls the maximum log level of messages + that are stored on disk, forwarded to syslog, kmsg, the + console or wall (if that is enabled, see above). As argument, + takes one of + <literal>emerg</literal>, + <literal>alert</literal>, + <literal>crit</literal>, + <literal>err</literal>, + <literal>warning</literal>, + <literal>notice</literal>, + <literal>info</literal>, + <literal>debug</literal>, + or integer values in the range of 0..7 (corresponding to the + same levels). Messages equal or below the log level specified + are stored/forwarded, messages above are dropped. Defaults to + <literal>debug</literal> for <varname>MaxLevelStore=</varname> + and <varname>MaxLevelSyslog=</varname>, to ensure that the all + messages are written to disk and forwarded to syslog. Defaults + to + <literal>notice</literal> for <varname>MaxLevelKMsg=</varname>, + <literal>info</literal> for <varname>MaxLevelConsole=</varname>, + and <literal>emerg</literal> for + <varname>MaxLevelWall=</varname>.</para></listitem> + </varlistentry> + + <varlistentry> + <term><varname>TTYPath=</varname></term> + + <listitem><para>Change the console TTY to use if + <varname>ForwardToConsole=yes</varname> is used. Defaults to + <filename>/dev/console</filename>.</para></listitem> + </varlistentry> + + </variablelist> + + </refsect1> + + <refsect1> + <title>See Also</title> + <para> + <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemd-journald.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>, + <citerefentry><refentrytitle>journalctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemd.journal-fields</refentrytitle><manvolnum>7</manvolnum></citerefentry>, + <citerefentry><refentrytitle>systemd-system.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry> + </para> + </refsect1> </refentry> |