X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=man%2Fsystemd.conf.xml;h=8c8fb7d7c04041592d888458d9ff69442dac8a30;hb=0028da22f194f7c0ca7169a48cf32e1bc0f9138a;hp=a550c2c71aacc0ef86dd2ee6c64564efb9da187b;hpb=be5412d85493615bc2b027bd7131497e31725190;p=elogind.git diff --git a/man/systemd.conf.xml b/man/systemd.conf.xml index a550c2c71..8c8fb7d7c 100644 --- a/man/systemd.conf.xml +++ b/man/systemd.conf.xml @@ -69,7 +69,7 @@ All options are configured in the [Manager] section: - + LogLevel= @@ -114,7 +114,16 @@ of controller names. Pass an empty string to ensure that systemd does not touch any hierarchies but its - own. + own. + + Note that the default value of + 'cpu' will make realtime scheduling + unavailable to system services. See + My + Service Can't Get Realtime! + for more + information. @@ -134,7 +143,20 @@ 'cpu,cpuacct'. Pass an empty string to ensure that systemd mounts all controllers in separate - hierarchies. + hierarchies. + + Note that this option is only + applied once, at very early boot. If + you use an initial RAM disk (initrd) + that uses systemd it might hence be + necessary to rebuild the initrd if + this option is changed, and make sure + the new configuration file is included + in it. Otherwise the initrd might + mount the controller hierachies in a + different configuration than intended, + and the main system cannot remount + them anymore. @@ -201,7 +223,7 @@ capabilities will be included, the effect of the assignment inverted. Note that this option also - effects the respective capabilities in + affects the respective capabilities in the effective, permitted and inheritable capability sets. The capability bounding set may also be @@ -220,7 +242,7 @@ Sets the timer slack in nanoseconds for PID 1 which is then inherited to all executed processes, - unless overriden individually, for + unless overridden individually, for example with the TimerSlackNSec= setting in service units (for details @@ -264,7 +286,7 @@ infinity to configure no limit on a specific resource. These settings may be - overriden in individual units + overridden in individual units using the corresponding LimitXXX= directives. Note that these resource limits are only defaults for units, @@ -277,7 +299,8 @@ See Also - systemd1 + systemd1, + systemd.directives7