X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;ds=sidebyside;f=man%2Fsystemd.conf.xml;h=8c8fb7d7c04041592d888458d9ff69442dac8a30;hb=56ba3c78ae35065064c4289a0c8e22a81256af20;hp=a6be932c73ad64137c61d54fbaee26800afdf634;hpb=f274ece0f76b5709408821e317e87aef76123db6;p=elogind.git
diff --git a/man/systemd.conf.xml b/man/systemd.conf.xml
index a6be932c7..8c8fb7d7c 100644
--- a/man/systemd.conf.xml
+++ b/man/systemd.conf.xml
@@ -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.
@@ -277,7 +299,8 @@
See Also
- systemd1
+ systemd1,
+ systemd.directives7