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| author | Graham Leggett <minfrin@apache.org> | 2018-09-23 23:48:32 +0200 |
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| committer | Graham Leggett <minfrin@apache.org> | 2018-09-23 23:48:32 +0200 |
| commit | 7473595d8bb4b93a15c82e0dd62d7dc6c14c6475 (patch) | |
| tree | 2a353ee4fa8a804cfc38f15a3ef36e100564ca92 /docs/man/rotatelogs.8 | |
| parent | ab: Add client certificate support. (diff) | |
| download | apache2-7473595d8bb4b93a15c82e0dd62d7dc6c14c6475.tar.xz apache2-7473595d8bb4b93a15c82e0dd62d7dc6c14c6475.zip | |
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git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1841786 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'docs/man/rotatelogs.8')
| -rw-r--r-- | docs/man/rotatelogs.8 | 332 |
1 files changed, 166 insertions, 166 deletions
diff --git a/docs/man/rotatelogs.8 b/docs/man/rotatelogs.8 index 8a648f3990..319a85c859 100644 --- a/docs/man/rotatelogs.8 +++ b/docs/man/rotatelogs.8 @@ -1,180 +1,180 @@ -.\" XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX -.\" DO NOT EDIT! Generated from XML source. -.\" XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX -.de Sh \" Subsection -.br -.if t .Sp -.ne 5 -.PP -\fB\\$1\fR -.PP -.. -.de Sp \" Vertical space (when we can't use .PP) -.if t .sp .5v -.if n .sp -.. -.de Ip \" List item -.br -.ie \\n(.$>=3 .ne \\$3 -.el .ne 3 -.IP "\\$1" \\$2 -.. -.TH "ROTATELOGS" 8 "2018-06-27" "Apache HTTP Server" "rotatelogs" +.\" XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX +.\" DO NOT EDIT! Generated from XML source. +.\" XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX +.de Sh \" Subsection +.br +.if t .Sp +.ne 5 +.PP +\fB\\$1\fR +.PP +.. +.de Sp \" Vertical space (when we can't use .PP) +.if t .sp .5v +.if n .sp +.. +.de Ip \" List item +.br +.ie \\n(.$>=3 .ne \\$3 +.el .ne 3 +.IP "\\$1" \\$2 +.. +.TH "ROTATELOGS" 8 "@date@" "Apache HTTP Server" "rotatelogs" -.SH NAME -rotatelogs \- Piped logging program to rotate Apache logs +.SH NAME +rotatelogs \- Piped logging program to rotate Apache logs -.SH "SYNOPSIS" - -.PP -\fB\fBrotatelogs\fR [ -\fBl\fR ] [ -\fBL\fR \fIlinkname\fR ] [ -\fBp\fR \fIprogram\fR ] [ -\fBf\fR ] [ -\fBD\fR ] [ -\fBt\fR ] [ -\fBv\fR ] [ -\fBe\fR ] [ -\fBc\fR ] [ -\fBn\fR \fInumber-of-files\fR ] \fIlogfile\fR \fIrotationtime\fR|\fIfilesize\fR(B|K|M|G) [ \fIoffset\fR ]\fR - +.SH "SYNOPSIS" +  +.PP +\fB\fBrotatelogs\fR [ -\fBl\fR ] [ -\fBL\fR \fIlinkname\fR ] [ -\fBp\fR \fIprogram\fR ] [ -\fBf\fR ] [ -\fBD\fR ] [ -\fBt\fR ] [ -\fBv\fR ] [ -\fBe\fR ] [ -\fBc\fR ] [ -\fBn\fR \fInumber-of-files\fR ] \fIlogfile\fR \fIrotationtime\fR|\fIfilesize\fR(B|K|M|G) [ \fIoffset\fR ]\fR +  -.SH "SUMMARY" - -.PP -\fBrotatelogs\fR is a simple program for use in conjunction with Apache's piped logfile feature\&. It supports rotation based on a time interval or maximum size of the log\&. - +.SH "SUMMARY" +  +.PP +\fBrotatelogs\fR is a simple program for use in conjunction with Apache's piped logfile feature\&. It supports rotation based on a time interval or maximum size of the log\&. +  -.SH "OPTIONS" - - -.TP -\fB-l\fR -Causes the use of local time rather than GMT as the base for the interval or for \fBstrftime(3)\fR formatting with size-based rotation\&. -.TP -\fB-L\fR \fIlinkname\fR -Causes a hard link to be made from the current logfile to the specified link name\&. This can be used to watch the log continuously across rotations using a command like \fBtail -F linkname\fR\&. -.TP -\fB-p\fR \fIprogram\fR -If given, \fBrotatelogs\fR will execute the specified program every time a new log file is opened\&. The filename of the newly opened file is passed as the first argument to the program\&. If executing after a rotation, the old log file is passed as the second argument\&. \fBrotatelogs\fR does not wait for the specified program to terminate before continuing to operate, and will not log any error code returned on termination\&. The spawned program uses the same stdin, stdout, and stderr as rotatelogs itself, and also inherits the environment\&. -.TP -\fB-f\fR -Causes the logfile to be opened immediately, as soon as \fBrotatelogs\fR starts, instead of waiting for the first logfile entry to be read (for non-busy sites, there may be a substantial delay between when the server is started and when the first request is handled, meaning that the associated logfile does not "exist" until then, which causes problems from some automated logging tools) -.TP -\fB-D\fR -Creates the parent directories of the path that the log file will be placed in if they do not already exist\&. This allows \fBstrftime(3)\fR formatting to be used in the path and not just the filename\&. -.TP -\fB-t\fR -Causes the logfile to be truncated instead of rotated\&. This is useful when a log is processed in real time by a command like tail, and there is no need for archived data\&. No suffix will be added to the filename, however format strings containing '%' characters will be respected\&. -.TP -\fB-v\fR -Produce verbose output on STDERR\&. The output contains the result of the configuration parsing, and all file open and close actions\&. -.TP -\fB-e\fR -Echo logs through to stdout\&. Useful when logs need to be further processed in real time by a further tool in the chain\&. -.TP -\fB-c\fR -Create log file for each interval, even if empty\&. -.TP -\fB-n \fInumber-of-files\fR\fR -Use a circular list of filenames without timestamps\&. With -n 3, the series of log files opened would be "logfile", "logfile\&.1", "logfile\&.2", then overwriting "logfile"\&. Available in 2\&.4\&.5 and later\&. -.TP -\fB\fIlogfile\fR\fR -.PP The path plus basename of the logfile\&. If \fIlogfile\fR includes any '%' characters, it is treated as a format string for \fBstrftime(3)\fR\&. Otherwise, the suffix \fI\&.nnnnnnnnnn\fR is automatically added and is the time in seconds (unless the -t option is used)\&. Both formats compute the start time from the beginning of the current period\&. For example, if a rotation time of 86400 is specified, the hour, minute, and second fields created from the \fBstrftime(3)\fR format will all be zero, referring to the beginning of the current 24-hour period (midnight)\&. .PP When using \fBstrftime(3)\fR filename formatting, be sure the log file format has enough granularity to produce a different file name each time the logs are rotated\&. Otherwise rotation will overwrite the same file instead of starting a new one\&. For example, if \fIlogfile\fR was \fB/var/log/errorlog\&.%Y-%m-%d\fR with log rotation at 5 megabytes, but 5 megabytes was reached twice in the same day, the same log file name would be produced and log rotation would keep writing to the same file\&. -.TP -\fB\fIrotationtime\fR\fR -The time between log file rotations in seconds\&. The rotation occurs at the beginning of this interval\&. For example, if the rotation time is 3600, the log file will be rotated at the beginning of every hour; if the rotation time is 86400, the log file will be rotated every night at midnight\&. (If no data is logged during an interval, no file will be created\&.) -.TP -\fB\fIfilesize\fR(B|K|M|G)\fR -The maximum file size in followed by exactly one of the letters \fBB\fR (Bytes), \fBK\fR (KBytes), \fBM\fR (MBytes) or \fBG\fR (GBytes)\&. .PP When time and size are specified, the size must be given after the time\&. Rotation will occur whenever either time or size limits are reached\&. -.TP -\fB\fIoffset\fR\fR -The number of minutes offset from UTC\&. If omitted, zero is assumed and UTC is used\&. For example, to use local time in the zone UTC -5 hours, specify a value of \fB-300\fR for this argument\&. In most cases, \fB-l\fR should be used instead of specifying an offset\&. - -.SH "EXAMPLES" - -.nf +.SH "OPTIONS" +  +  +.TP +\fB-l\fR +Causes the use of local time rather than GMT as the base for the interval or for \fBstrftime(3)\fR formatting with size-based rotation\&.   +.TP +\fB-L\fR \fIlinkname\fR +Causes a hard link to be made from the current logfile to the specified link name\&. This can be used to watch the log continuously across rotations using a command like \fBtail -F linkname\fR\&.   +.TP +\fB-p\fR \fIprogram\fR +If given, \fBrotatelogs\fR will execute the specified program every time a new log file is opened\&. The filename of the newly opened file is passed as the first argument to the program\&. If executing after a rotation, the old log file is passed as the second argument\&. \fBrotatelogs\fR does not wait for the specified program to terminate before continuing to operate, and will not log any error code returned on termination\&. The spawned program uses the same stdin, stdout, and stderr as rotatelogs itself, and also inherits the environment\&.   +.TP +\fB-f\fR +Causes the logfile to be opened immediately, as soon as \fBrotatelogs\fR starts, instead of waiting for the first logfile entry to be read (for non-busy sites, there may be a substantial delay between when the server is started and when the first request is handled, meaning that the associated logfile does not "exist" until then, which causes problems from some automated logging tools)   +.TP +\fB-D\fR +Creates the parent directories of the path that the log file will be placed in if they do not already exist\&. This allows \fBstrftime(3)\fR formatting to be used in the path and not just the filename\&.   +.TP +\fB-t\fR +Causes the logfile to be truncated instead of rotated\&. This is useful when a log is processed in real time by a command like tail, and there is no need for archived data\&. No suffix will be added to the filename, however format strings containing '%' characters will be respected\&.   +.TP +\fB-v\fR +Produce verbose output on STDERR\&. The output contains the result of the configuration parsing, and all file open and close actions\&.   +.TP +\fB-e\fR +Echo logs through to stdout\&. Useful when logs need to be further processed in real time by a further tool in the chain\&.   +.TP +\fB-c\fR +Create log file for each interval, even if empty\&.   +.TP +\fB-n \fInumber-of-files\fR\fR +Use a circular list of filenames without timestamps\&. With -n 3, the series of log files opened would be "logfile", "logfile\&.1", "logfile\&.2", then overwriting "logfile"\&. Available in 2\&.4\&.5 and later\&.   +.TP +\fB\fIlogfile\fR\fR +.PP The path plus basename of the logfile\&. If \fIlogfile\fR includes any '%' characters, it is treated as a format string for \fBstrftime(3)\fR\&. Otherwise, the suffix \fI\&.nnnnnnnnnn\fR is automatically added and is the time in seconds (unless the -t option is used)\&. Both formats compute the start time from the beginning of the current period\&. For example, if a rotation time of 86400 is specified, the hour, minute, and second fields created from the \fBstrftime(3)\fR format will all be zero, referring to the beginning of the current 24-hour period (midnight)\&. .PP When using \fBstrftime(3)\fR filename formatting, be sure the log file format has enough granularity to produce a different file name each time the logs are rotated\&. Otherwise rotation will overwrite the same file instead of starting a new one\&. For example, if \fIlogfile\fR was \fB/var/log/errorlog\&.%Y-%m-%d\fR with log rotation at 5 megabytes, but 5 megabytes was reached twice in the same day, the same log file name would be produced and log rotation would keep writing to the same file\&.   +.TP +\fB\fIrotationtime\fR\fR +The time between log file rotations in seconds\&. The rotation occurs at the beginning of this interval\&. For example, if the rotation time is 3600, the log file will be rotated at the beginning of every hour; if the rotation time is 86400, the log file will be rotated every night at midnight\&. (If no data is logged during an interval, no file will be created\&.)   +.TP +\fB\fIfilesize\fR(B|K|M|G)\fR +The maximum file size in followed by exactly one of the letters \fBB\fR (Bytes), \fBK\fR (KBytes), \fBM\fR (MBytes) or \fBG\fR (GBytes)\&. .PP When time and size are specified, the size must be given after the time\&. Rotation will occur whenever either time or size limits are reached\&.   +.TP +\fB\fIoffset\fR\fR +The number of minutes offset from UTC\&. If omitted, zero is assumed and UTC is used\&. For example, to use local time in the zone UTC -5 hours, specify a value of \fB-300\fR for this argument\&. In most cases, \fB-l\fR should be used instead of specifying an offset\&.   +  +.SH "EXAMPLES" +  +.nf - CustomLog "|bin/rotatelogs /var/log/logfile 86400" common +     CustomLog "|bin/rotatelogs /var/log/logfile 86400" common -.fi - -.PP -This creates the files /var/log/logfile\&.nnnn where nnnn is the system time at which the log nominally starts (this time will always be a multiple of the rotation time, so you can synchronize cron scripts with it)\&. At the end of each rotation time (here after 24 hours) a new log is started\&. - -.nf +.fi +  +.PP +This creates the files /var/log/logfile\&.nnnn where nnnn is the system time at which the log nominally starts (this time will always be a multiple of the rotation time, so you can synchronize cron scripts with it)\&. At the end of each rotation time (here after 24 hours) a new log is started\&. +  +.nf - CustomLog "|bin/rotatelogs -l /var/log/logfile\&.%Y\&.%m\&.%d 86400" common +     CustomLog "|bin/rotatelogs -l /var/log/logfile\&.%Y\&.%m\&.%d 86400" common -.fi - -.PP -This creates the files /var/log/logfile\&.yyyy\&.mm\&.dd where yyyy is the year, mm is the month, and dd is the day of the month\&. Logging will switch to a new file every day at midnight, local time\&. - -.nf +.fi +  +.PP +This creates the files /var/log/logfile\&.yyyy\&.mm\&.dd where yyyy is the year, mm is the month, and dd is the day of the month\&. Logging will switch to a new file every day at midnight, local time\&. +  +.nf - CustomLog "|bin/rotatelogs /var/log/logfile 5M" common +     CustomLog "|bin/rotatelogs /var/log/logfile 5M" common -.fi - -.PP -This configuration will rotate the logfile whenever it reaches a size of 5 megabytes\&. - -.nf +.fi +  +.PP +This configuration will rotate the logfile whenever it reaches a size of 5 megabytes\&. +  +.nf - ErrorLog "|bin/rotatelogs /var/log/errorlog\&.%Y-%m-%d-%H_%M_%S 5M" +     ErrorLog "|bin/rotatelogs /var/log/errorlog\&.%Y-%m-%d-%H_%M_%S 5M" -.fi - -.PP -This configuration will rotate the error logfile whenever it reaches a size of 5 megabytes, and the suffix to the logfile name will be created of the form \fBerrorlog\&.YYYY-mm-dd-HH_MM_SS\fR\&. - -.nf +.fi +  +.PP +This configuration will rotate the error logfile whenever it reaches a size of 5 megabytes, and the suffix to the logfile name will be created of the form \fBerrorlog\&.YYYY-mm-dd-HH_MM_SS\fR\&. +  +.nf - CustomLog "|bin/rotatelogs -t /var/log/logfile 86400" common +     CustomLog "|bin/rotatelogs -t /var/log/logfile 86400" common -.fi - -.PP -This creates the file /var/log/logfile, truncating the file at startup and then truncating the file once per day\&. It is expected in this scenario that a separate process (such as tail) would process the file in real time\&. - -.SH "PORTABILITY" - -.PP -The following logfile format string substitutions should be supported by all \fBstrftime(3)\fR implementations, see the \fBstrftime(3)\fR man page for library-specific extensions\&. - -.Ip "\(bu \s-1\fB%A\fR\s0 \- full weekday name (localized) - -.Ip "\(bu \s-1\fB%a\fR\s0 \- 3-character weekday name (localized) - -.Ip "\(bu \s-1\fB%B\fR\s0 \- full month name (localized) - -.Ip "\(bu \s-1\fB%b\fR\s0 \- 3-character month name (localized) - -.Ip "\(bu \s-1\fB%c\fR\s0 \- date and time (localized) - -.Ip "\(bu \s-1\fB%d\fR\s0 \- 2-digit day of month - -.Ip "\(bu \s-1\fB%H\fR\s0 \- 2-digit hour (24 hour clock) - -.Ip "\(bu \s-1\fB%I\fR\s0 \- 2-digit hour (12 hour clock) - -.Ip "\(bu \s-1\fB%j\fR\s0 \- 3-digit day of year - -.Ip "\(bu \s-1\fB%M\fR\s0 \- 2-digit minute - -.Ip "\(bu \s-1\fB%m\fR\s0 \- 2-digit month - -.Ip "\(bu \s-1\fB%p\fR\s0 \- am/pm of 12 hour clock (localized) - -.Ip "\(bu \s-1\fB%S\fR\s0 \- 2-digit second - -.Ip "\(bu \s-1\fB%U\fR\s0 \- 2-digit week of year (Sunday first day of week) - -.Ip "\(bu \s-1\fB%W\fR\s0 \- 2-digit week of year (Monday first day of week) - -.Ip "\(bu \s-1\fB%w\fR\s0 \- 1-digit weekday (Sunday first day of week) - -.Ip "\(bu \s-1\fB%X\fR\s0 \- time (localized) - -.Ip "\(bu \s-1\fB%x\fR\s0 \- date (localized) - -.Ip "\(bu \s-1\fB%Y\fR\s0 \- 4-digit year - -.Ip "\(bu \s-1\fB%y\fR\s0 \- 2-digit year - -.Ip "\(bu \s-1\fB%Z\fR\s0 \- time zone name - -.Ip "\(bu \s-1\fB%%\fR\s0 \- literal `%' - +.fi +  +.PP +This creates the file /var/log/logfile, truncating the file at startup and then truncating the file once per day\&. It is expected in this scenario that a separate process (such as tail) would process the file in real time\&. +  +.SH "PORTABILITY" +  +.PP +The following logfile format string substitutions should be supported by all \fBstrftime(3)\fR implementations, see the \fBstrftime(3)\fR man page for library-specific extensions\&. +   +.Ip "\(bu \s-1\fB%A\fR\s0 \- full weekday name (localized) +  +.Ip "\(bu \s-1\fB%a\fR\s0 \- 3-character weekday name (localized) +  +.Ip "\(bu \s-1\fB%B\fR\s0 \- full month name (localized) +  +.Ip "\(bu \s-1\fB%b\fR\s0 \- 3-character month name (localized) +  +.Ip "\(bu \s-1\fB%c\fR\s0 \- date and time (localized) +  +.Ip "\(bu \s-1\fB%d\fR\s0 \- 2-digit day of month +  +.Ip "\(bu \s-1\fB%H\fR\s0 \- 2-digit hour (24 hour clock) +  +.Ip "\(bu \s-1\fB%I\fR\s0 \- 2-digit hour (12 hour clock) +  +.Ip "\(bu \s-1\fB%j\fR\s0 \- 3-digit day of year +  +.Ip "\(bu \s-1\fB%M\fR\s0 \- 2-digit minute +  +.Ip "\(bu \s-1\fB%m\fR\s0 \- 2-digit month +  +.Ip "\(bu \s-1\fB%p\fR\s0 \- am/pm of 12 hour clock (localized) +  +.Ip "\(bu \s-1\fB%S\fR\s0 \- 2-digit second +  +.Ip "\(bu \s-1\fB%U\fR\s0 \- 2-digit week of year (Sunday first day of week) +  +.Ip "\(bu \s-1\fB%W\fR\s0 \- 2-digit week of year (Monday first day of week) +  +.Ip "\(bu \s-1\fB%w\fR\s0 \- 1-digit weekday (Sunday first day of week) +  +.Ip "\(bu \s-1\fB%X\fR\s0 \- time (localized) +  +.Ip "\(bu \s-1\fB%x\fR\s0 \- date (localized) +  +.Ip "\(bu \s-1\fB%Y\fR\s0 \- 4-digit year +  +.Ip "\(bu \s-1\fB%y\fR\s0 \- 2-digit year +  +.Ip "\(bu \s-1\fB%Z\fR\s0 \- time zone name +  +.Ip "\(bu \s-1\fB%%\fR\s0 \- literal `%' +   |