X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=man%2Fjournalctl.xml;h=9800cf30ed260ecfd8b4650f06f6a8a23e7f2d2c;hb=b51fc639f01ee6194af3e7e944a79accce474fe1;hp=05c8703d28cea1547695d436a7528c0b559bebf0;hpb=49f43d5f91a99b23f745726aa351d8f159774357;p=elogind.git diff --git a/man/journalctl.xml b/man/journalctl.xml index 05c8703d2..9800cf30e 100644 --- a/man/journalctl.xml +++ b/man/journalctl.xml @@ -86,6 +86,15 @@ command line all matches before and after are combined in a disjunction (i.e. logical OR). + As shortcuts for a few types of field/value + matches file paths may be specified. If a file path + refers to an executable file, this is equivalent to an + _EXE= match for the canonicalized + binary path. Similar, if a path refers to a device + node, this is equivalent to a + _KERNEL_DEVICE= match for the + device. + Output is interleaved from all accessible journal files, whether they are rotated or currently being written, and regardless whether they belong to the @@ -173,13 +182,14 @@ Controls the - formatting of the journal entries that are - shown. Takes one of + formatting of the journal entries that + are shown. Takes one of short, short-monotonic, verbose, export, json, + json-pretty, cat. short is the default and generates an output that is mostly identical to the @@ -195,9 +205,18 @@ serializes the journal into a binary (but mostly text-based) stream suitable for backups and network - transfer. json + transfer (see Journal + Export Format for more + information). json formats entries as JSON data - structures. cat + structures, one per + line. json-pretty + also formats entries as JSON data + structures, but formats them in + multiple lines in order to make them + more readable for + humans. cat generates a very terse output only showing the actual message of each journal entry with no meta data, not @@ -215,11 +234,13 @@ - - + + - Show only locally - generated messages. + Show entries + interleaved from all available + journals, including remote + ones. @@ -242,6 +263,38 @@ paths. + + + + + 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. + + @@ -258,6 +311,73 @@ similar. + + + + Instead of showing + journal contents show internal header + information of the journal fiels + accessed. + + + + + + Shows the current disk + usage of all + journal files. + + + + + + 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. + + @@ -313,6 +433,14 @@ journalctl _SYSTEMD_UNIT=avahi-daemon.service _PID=28097 + _SYSTEMD_UNIT=dbus.service + Show all logs generated by the D-Bus executable: + + journalctl /usr/bin/dbus-daemon + + Show all logs of the kernel device node /dev/sda: + + journalctl /dev/sda +