diff options
Diffstat (limited to 'upstream/fedora-rawhide/man5/iocost.conf.5')
| -rw-r--r-- | upstream/fedora-rawhide/man5/iocost.conf.5 | 29 |
1 files changed, 16 insertions, 13 deletions
diff --git a/upstream/fedora-rawhide/man5/iocost.conf.5 b/upstream/fedora-rawhide/man5/iocost.conf.5 index 112f047f..94dafcef 100644 --- a/upstream/fedora-rawhide/man5/iocost.conf.5 +++ b/upstream/fedora-rawhide/man5/iocost.conf.5 @@ -1,5 +1,5 @@ '\" t -.TH "IOCOST\&.CONF" "5" "" "systemd 255" "iocost.conf" +.TH "IOCOST\&.CONF" "5" "" "systemd 256~rc3" "iocost.conf" .\" ----------------------------------------------------------------- .\" * Define some portability stuff .\" ----------------------------------------------------------------- @@ -38,16 +38,16 @@ The qos and model values are calculated based on benchmarks collected on the project and turned into a set of solutions that go from most to least isolated\&. Isolation allows the system to remain responsive in face of high I/O load\&. Which solutions are available for a device can be queried from the udev metadata attached to it\&. By default the naive solution is used, which provides the most bandwidth\&. .SH "CONFIGURATION DIRECTORIES AND PRECEDENCE" .PP -The default configuration is set during compilation, so configuration is only needed when it is necessary to deviate from those defaults\&. The main configuration file is either in -/usr/lib/systemd/ -or -/etc/systemd/ -and contains commented out entries showing the defaults as a guide to the administrator\&. Local overrides can be created by creating drop\-ins, as described below\&. The main configuration file can also be edited for this purpose (or a copy in +The default configuration is set during compilation, so configuration is only needed when it is necessary to deviate from those defaults\&. The main configuration file is loaded from one of the listed directories in order of priority, only the first file found is used: +/etc/systemd/, +/run/systemd/, +/usr/local/lib/systemd/, +/usr/lib/systemd/\&. The vendor version of the file contains commented out entries showing the defaults as a guide to the administrator\&. Local overrides can also be created by creating drop\-ins, as described below\&. The main configuration file can also be edited for this purpose (or a copy in /etc/ -if it\*(Aqs shipped in -/usr/) however using drop\-ins for local configuration is recommended over modifications to the main configuration file\&. +if it\*(Aqs shipped under +/usr/), however using drop\-ins for local configuration is recommended over modifications to the main configuration file\&. .PP -In addition to the "main" configuration file, drop\-in configuration snippets are read from +In addition to the main configuration file, drop\-in configuration snippets are read from /usr/lib/systemd/*\&.conf\&.d/, /usr/local/lib/systemd/*\&.conf\&.d/, and /etc/systemd/*\&.conf\&.d/\&. Those drop\-ins have higher precedence and override the main configuration file\&. Files in the @@ -57,7 +57,12 @@ configuration subdirectories are sorted by their filename in lexicographic order When packages need to customize the configuration, they can install drop\-ins under /usr/\&. Files in /etc/ -are reserved for the local administrator, who may use this logic to override the configuration files installed by vendor packages\&. Drop\-ins have to be used to override package drop\-ins, since the main configuration file has lower precedence\&. It is recommended to prefix all filenames in those subdirectories with a two\-digit number and a dash, to simplify the ordering of the files\&. This also defined a concept of drop\-in priority to allow distributions to ship drop\-ins within a specific range lower than the range used by users\&. This should lower the risk of package drop\-ins overriding accidentally drop\-ins defined by users\&. +are reserved for the local administrator, who may use this logic to override the configuration files installed by vendor packages\&. Drop\-ins have to be used to override package drop\-ins, since the main configuration file has lower precedence\&. It is recommended to prefix all filenames in those subdirectories with a two\-digit number and a dash, to simplify the ordering of the files\&. This also defines a concept of drop\-in priorities to allow OS vendors to ship drop\-ins within a specific range lower than the range used by users\&. This should lower the risk of package drop\-ins overriding accidentally drop\-ins defined by users\&. It is recommended to use the range 10\-40 for drop\-ins in +/usr/ +and the range 60\-90 for drop\-ins in +/etc/ +and +/run/, to make sure that local and transient drop\-ins take priority over drop\-ins shipped by the OS vendor\&. .PP To disable a configuration file supplied by the vendor, the recommended way is to place a symlink to /dev/null @@ -80,9 +85,7 @@ Added in version 254\&. .RE .SH "SEE ALSO" .PP -\fBudevadm\fR(8), -\m[blue]\fBThe iocost\-benchmarks github project\fR\m[]\&\s-2\u[1]\d\s+2, -\m[blue]\fBThe resctl\-bench documentation details how the values are obtained\fR\m[]\&\s-2\u[2]\d\s+2 +\fBudevadm\fR(8), \m[blue]\fBThe iocost\-benchmarks github project\fR\m[]\&\s-2\u[1]\d\s+2, \m[blue]\fBThe resctl\-bench documentation details how the values are obtained\fR\m[]\&\s-2\u[2]\d\s+2 .SH "NOTES" .IP " 1." 4 iocost-benchmark |