X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=man%2Fjournald.conf.xml;h=30523c5370c6316cb37de548396b94ce1e738e6e;hp=a9b0f66de94b4ba6fc59761ae7f94b91bfacbfd8;hb=5797606612b5b37dbba5d90b39665cdf7f7a1b11;hpb=18b754d345ecb0b15e369978aaffa72e9814b86a diff --git a/man/journald.conf.xml b/man/journald.conf.xml index a9b0f66de..30523c537 100644 --- a/man/journald.conf.xml +++ b/man/journald.conf.xml @@ -9,16 +9,16 @@ Copyright 2010 Lennart Poettering systemd is free software; you can redistribute it and/or modify it - under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. systemd is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. + Lesser General Public License for more details. - You should have received a copy of the GNU General Public License + You should have received a copy of the GNU Lesser General Public License along with systemd; If not, see . --> @@ -48,13 +48,15 @@ - journald.conf + /etc/systemd/journald.conf Description - This files configures various parameters of the systemd journal service. + This files configures various parameters of the + systemd journal service + systemd-journald.service8. @@ -66,6 +68,46 @@ + + Storage= + + Controls where to + store journal data. One of + volatile, + persistent, + auto and + none. If + volatile journal + log data will be stored only in + memory, i.e. below the + /run/log/journal + hierarchy (which is created if + needed). If + persistent data will + be stored preferably on disk, + i.e. below the + /var/log/journal + hierarchy (which is created if + needed), with a fallback to + /run/log/journal + (which is created if needed), during + early boot and if the disk is not + writable. auto is + similar to + persistent but the + directory + /var/log/journal + is not created if needed, so that its + existence controls where log data + goes. none 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 + auto. + + Compress= @@ -79,6 +121,50 @@ system. + + Seal= + + Takes a boolean + value. If enabled (the default) and a + sealing key is available (as created + by + journalctl1's + + command), forward secure sealing (FSS) for + all persistent journal files is + enabled. + + + + SplitMode= + + Controls whether to + split up journal files per user. One + of login, + uid and + none. If + login each logged + in user will get his own journal + files, but systemd user IDs will log + into the system journal. If + uid any user ID + will get his own journal files + regardless whether it belongs to a + system service or refers to a real + logged in user. If + none journal files + are not split up per-user and all + messages are stored in the single + system journal. Note that splitting + up journal files per-user is only + available of journals are stored + persistently. If journals are stored + on volatile storage (see above) only a + single journal file for all user IDs + is kept. Defaults to + login. + + RateLimitInterval= RateLimitBurst= @@ -97,8 +183,8 @@ messages is generated. This rate limiting is applied per-service, so that two services which log do not - interfere with each other's - limit. Defaults to 100 messages in + interfere with each others' + limits. Defaults to 200 messages in 10s. The time specification for RateLimitInterval= may be specified in the following @@ -115,18 +201,16 @@ SystemMaxUse= SystemKeepFree= SystemMaxFileSize= - SystemMinFileSize= RuntimeMaxUse= RuntimeKeepFree= RuntimeMaxFileSize= - RuntimeMinFileSize= Enforce size limits on the journal files stored. The options prefixed with System apply to the journal files when stored on a - persistant file system, more + persistent file system, more specifically /var/log/journal. The options prefixed with @@ -142,9 +226,9 @@ exists. Otherwise only the latter applies. Note that this means that during early boot and if the - administrator disabled persistant + administrator disabled persistent logging only the latter options apply, - while the former apply if persistant + while the former apply if persistent logging is enabled and the system is fully booted up. SystemMaxUse= @@ -172,26 +256,72 @@ influences the granularity in which disk space is made available through rotation, i.e. deletion of historic - data. Defaults to one eigth of the + data. Defaults to one eighth of the values configured with SystemMaxUse= and RuntimeMaxUse=, so that usually seven rotated journal - files are kept as - history. SystemMinFileSize= - and - RuntimeMinFileSize= - control how large individual journal - files grow at minimum. Defaults to - 64K. Specify values in bytes or use - K, M, G, T, P, E as units for the - specified sizes. Note that size limits - are enforced synchronously to journal + files are kept as history. Specify + values in bytes or use K, M, G, T, P, + E as units for the specified + sizes. Note that size limits are + enforced synchronously to journal files as they are extended, and need no explicit rotation step triggered by time. + + MaxFileSec= + + 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 + SystemMaxFileSize= + should be sufficient to ensure that + journal files don't 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 year, month, + week, day, h, m to override the + default time unit of + seconds. + + + + MaxRetentionSec= + + 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 + SystemMaxUse= + should be sufficient to ensure that + journal files don't 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 year, month, week, day, h, m + to override the default time unit of + seconds. + + ForwardToSyslog= ForwardToKMsg= @@ -208,36 +338,61 @@ is running the respective option has no effect. By default only forwarding to syslog is enabled. These settings - may be overriden at boot time with the - kernel command line options - systemd_journald.forward_to_syslog=, - systemd_journald.forward_to_kmsg= + may be overridden at boot time with + the kernel command line options + systemd.journald.forward_to_syslog=, + systemd.journald.forward_to_kmsg= and - systemd_journald.forward_to_console=. If - forwarding to the kernel log buffer and - ImportKernel= is - enabled at the same time care is taken - to avoid logging loops. It is safe to - use these options in combination. + systemd.journald.forward_to_console=. - ImportKernel= - - Controls whether - kernel log messages shall be stored in - the journal. Takes a boolean argument - and defaults to enabled. Note that - currently only one userspace service - can read kernel messages at a time, - which means that kernel log message - reading might get corrupted if it - is enabled in more than one service, - for example in both the journal and a - traditional syslog service. - + MaxLevelStore= + MaxLevelSyslog= + MaxLevelKMsg= + MaxLevelConsole= + + Controls the maximum + log level of messages that are stored + on disk, forwarded to syslog, kmsg or + the console (if that is enabled, see + above). As argument, takes one of + emerg, + alert, + crit, + err, + warning, + notice, + info, + debug 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 + debug for + MaxLevelStore= and + MaxLevelSyslog=, to + ensure that the all messages are + written to disk and forwarded to + syslog. Defaults to + notice for + MaxLevelKMsg= and + info for + MaxLevelConsole=. + + + + TTYPath= + + Change the console TTY + to use if + ForwardToConsole=yes + is used. Defaults to + /dev/console. + @@ -246,7 +401,9 @@ See Also systemd1, + systemd-journald.service8, journalctl1, + systemd.journal-fields7, systemd.conf5