X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=man%2Fjournalctl.xml;h=6b4b7572f633b3a5c149159196157672fc93c539;hp=3cfda5b84b5fbf12c92a79012760bb7469389d13;hb=fbfa72b0a1276366d50dce223c06efe9db9d6585;hpb=b6a345143bf6ffdc87a7149015f75c03be440b10 diff --git a/man/journalctl.xml b/man/journalctl.xml index 3cfda5b84..6b4b7572f 100644 --- a/man/journalctl.xml +++ b/man/journalctl.xml @@ -49,7 +49,9 @@ - journalctl OPTIONS MATCHES + journalctl + OPTIONS + MATCHES @@ -62,7 +64,7 @@ journal as written by systemd-journald.service8. - If called without parameter will show the full + If called without parameter it will show the full contents of the journal, starting with the oldest entry collected. @@ -114,8 +116,8 @@ - + Prints a short help text and exits. @@ -136,8 +138,15 @@ - + + + Show all (printable) fields in + full. + + + + Show all fields in full, even if they include unprintable @@ -146,26 +155,44 @@ - + - Show only most recent + Show only the most recent journal entries, and continuously print new entries as they are appended to the journal. - + + + + Immediately jump to + the end of the journal inside the + implied pager tool. This implies + to guarantee + that the pager won't buffer logs of + unbounded size. This may be overridden + with an explicit + with some other numeric value on the + command line. Note that this option is + only supported for the + less1 + pager. + + + + - Controls the number of - journal lines to show, counting from - the most recent ones. Takes a positive - integer argument. In follow mode - defaults to 10, otherwise is unset - thus not limiting how many lines are - shown. + Show the most recent + journal events and limit the number of + events shown. If + is used, + this option is implied. The argument, + a positive integer, is optional, and + defaults to 10. @@ -178,8 +205,16 @@ - + + + + Reverse output, so the newest + entries are displayed first. + + + + Controls the formatting of the journal entries that @@ -189,6 +224,8 @@ verbose, export, json, + json-pretty, + json-sse, cat. short is the default and generates an output that is mostly identical to the @@ -209,7 +246,21 @@ Export Format for more information). json formats entries as JSON data - structures. cat + structures, one per + line (see Journal + JSON Format for more + information). json-pretty + also formats entries as JSON data + structures, but formats them in + multiple lines in order to make them + more readable for + humans. json-sse + also formats entries as JSON data + structures, but wraps them in a format + suitable for Server-Sent + Events. cat generates a very terse output only showing the actual message of each journal entry with no meta data, not @@ -217,8 +268,32 @@ - + + + + Augment log lines with + explanation texts from the message + catalog. This will add explanatory + help texts to log messages in the + output where this is available. These + short help texts will explain the + context of an error or log event, + possible solutions, as well as + pointers to support forums, developer + documentation and any other relevant + manuals. Note that help texts are not + available for all messages, but only + for selected ones. For more + information on the message catalog + please refer to the Message + Catalog Developer + Documentation. + + + + Suppresses any warning message regarding inaccessible system @@ -227,28 +302,146 @@ - - + + - Show only locally - generated messages. + Show entries + interleaved from all available + journals, including remote + ones. - + Show data only from - current boot. + current boot. This will add a match + for _BOOT_ID= for + the current boot ID of the + kernel. + + + + + + + Show messages for the + specified systemd unit. This will add + a match for messages from the unit + (_SYSTEMD_UNIT=) + and additional matches for messages + from systemd and messages about + coredumps for the specified unit. + + + + + + + Show messages for the + specified user session unit. This will + add a match for messages from the unit + (_SYSTEMD_USER_UNIT= + and _UID=) and + additional matches for messages from + session systemd and messages about + coredumps for the specified unit. + + + + + + + + Filter output by + message priorities or priority + ranges. Takes either a single numeric + or textual log level (i.e. between + 0/emerg and + 7/debug), or a + range of numeric/text log levels in + the form FROM..TO. The log levels are + the usual syslog log levels as + documented in + syslog3, + i.e. emerg (0), + alert (1), + crit (2), + err (3), + warning (4), + notice (5), + info (6), + debug (7). If a + single log level is specified all + messages with this log level or a + lower (hence more important) log level + are shown. If a range is specified all + messages within the range are shown, + including both the start and the end + value of the range. This will add + PRIORITY= matches + for the specified + priorities. + + + + + + + Start showing entries + from the location in the journal + specified by the passed + cursor. + + + + + + + Start showing entries + on or newer than the specified date, + or on or older than the specified + date, respectively. Date specifications should be of + the format "2012-10-30 18:17:16". If + the time part is omitted, 00:00:00 is + assumed. If only the seconds component + is omitted, :00 is assumed. If the + date component is omitted, the + current day is assumed. Alternatively + the strings + yesterday, + today, + tomorrow are + understood, which refer to 00:00:00 of + the day before the current day, the + current day, or the day after the + current day, respectively. now + refers to the current time. Finally, + relative times may be specified, + prefixed with - or + +, referring to + times before or after the current + time, respectively. + + + + + + + Print all possible + data values the specified field can + take in all entries of the + journal. - + - Takes an absolute + Takes a directory path as argument. If - specified will operate on the + specified journalctl will operate on the specified journal directory instead of the default runtime and system journal paths. @@ -275,40 +468,113 @@ Instead of showing journal contents show internal header - information of the journal fiels + information of the journal fields accessed. - - + - Filter output by - message priorities or priority - ranges. Takes either a single numeric - or textual log level (i.e. between - 0/emerg and - 7/debug), or a - range of numeric/text log levels in - the form FROM..TO. The log levels are - the usual syslog log levels as - documented in - syslog3, - i.e. emerg (0), - alert (1), - crit (2), - err (3), - warning (4), - notice (5), - info (6), - debug (7). If a - single log level is specified all - messages with this log levels or a - lower (hence more important) log level - are shown. If a range is specified all - messages within the range are shown, - including both the start and the end - value of the range. + Shows the current disk + usage of all + journal files. + + + + + + List the contents of + the message catalog, as table of + message IDs plus their short + description strings. + + If any + ID128s are + specified, only those entries are shown. + + + + + + + + Show the contents of + the message catalog, with entries + separated by a line consisting of two + dashes and the id (the format is the + same as .catalog + files. + + If any + ID128s are + specified, only those entries are shown. + + + + + + + + Update the message + catalog index. This command needs to + be executed each time new catalog + files are installed, removed or + updated to rebuild the binary catalog + index. + + + + + + Instead of showing + journal contents generate a new key + pair for Forward Secure Sealing + (FSS). This will generate a sealing + key and a verification key. The + sealing key is stored in the journal + data directory and shall remain on the + host. The verification key should be + stored externally. + + + + + + Specifies the change + interval for the sealing key, when + generating an FSS key pair with + . Shorter + intervals increase CPU consumption but + shorten the time range of + undetectable journal + alterations. Defaults to + 15min. + + + + + + Check the journal file + for internal consistency. If the + file has been generated with FSS + enabled, and the FSS verification key + has been specified with + + authenticity of the journal file is + verified. + + + + + + Specifies the FSS + verification key to use for the + + operation. @@ -324,7 +590,7 @@ Environment - + $SYSTEMD_PAGER Pager to use when @@ -358,7 +624,7 @@ journalctl _SYSTEMD_UNIT=avahi-daemon.service _SYSTEMD_UNIT=dbus.service If the separator "+" is used - two expression may be combined in a logical OR. The + two expressions may be combined in a logical OR. The following will show all messages from the Avahi service process with the PID 28097 plus all messages from the D-Bus service (from any of its