X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=man%2Fsysctl.d.xml;fp=man%2Fsysctl.d.xml;h=0000000000000000000000000000000000000000;hb=d3ad6bf3a64b4f13cb9a780c833e763afcff6085;hp=8a131791a5969bc22501bd52bf596f2db3fccc1a;hpb=140b399e33a9995b8bdb7afadf6aa08b632cb91b;p=elogind.git diff --git a/man/sysctl.d.xml b/man/sysctl.d.xml deleted file mode 100644 index 8a131791a..000000000 --- a/man/sysctl.d.xml +++ /dev/null @@ -1,171 +0,0 @@ - - - - - - - sysctl.d - systemd - - - - Developer - Lennart - Poettering - lennart@poettering.net - - - - - - sysctl.d - 5 - - - - sysctl.d - Configure kernel parameters at boot - - - - /etc/sysctl.d/*.conf - /run/sysctl.d/*.conf - /usr/lib/sysctl.d/*.conf - - - - Description - - At boot, - systemd-sysctl.service8 - reads configuration files from the above directories to configure - sysctl8 - kernel parameters. - - - - Configuration Format - - The configuration files contain a list of variable - assignments, separated by newlines. Empty lines and lines whose - first non-whitespace character is # or - ; are ignored. - - Note that either / or - . may be used as separators within sysctl - variable names. If the first separator is a slash, remaining - slashes and dots are left intact. If the first separator is a dot, - dots and slashes are interchanged. - kernel.domainname=foo and - kernel/domainname=foo are equivalent and will - cause foo to be written to - /proc/sys/kernel/domainname. Either - net.ipv4.conf.enp3s0/200.forwarding or - net/ipv4/conf/enp3s0.200/forwarding may be used - to refer to - /proc/sys/net/ipv4/conf/enp3s0.200/forwarding. - - - The settings configured with sysctl.d - files will be applied early on boot. The network - interface-specific options will also be applied individually for - each network interface as it shows up in the system. (More - specifically, net.ipv4.conf.*, - net.ipv6.conf.*, - net.ipv4.neigh.* and - net.ipv6.neigh.*). - - Many sysctl parameters only become available when certain - kernel modules are loaded. Modules are usually loaded on demand, - e.g. when certain hardware is plugged in or network brought up. - This means that - systemd-sysctl.service8 - which runs during early boot will not configure such parameters if - they become available after it has run. To set such parameters, it - is recommended to add an - udev7 - rule to set those parameters when they become available. - Alternatively, a slightly simpler and less efficient option is to - add the module to - modules-load.d5, - causing it to be loaded statically before sysctl settings are - applied (see example below). - - - - - - Examples - - Set kernel YP domain name - /etc/sysctl.d/domain-name.conf: - - - kernel.domainname=example.com - - - - Disable packet filter on bridged packets (method one) - /etc/udev/rules.d/99-bridge.rules: - - - ACTION=="add", SUBSYSTEM=="module", KERNEL=="bridge", RUN+="/usr/lib/systemd/systemd-sysctl --prefix=/net/bridge" - - - /etc/sysctl.d/bridge.conf: - - - net.bridge.bridge-nf-call-ip6tables = 0 -net.bridge.bridge-nf-call-iptables = 0 -net.bridge.bridge-nf-call-arptables = 0 - - - - - Disable packet filter on bridged packets (method two) - /etc/modules-load.d/bridge.conf: - - - bridge - - /etc/sysctl.d/bridge.conf: - - - net.bridge.bridge-nf-call-ip6tables = 0 -net.bridge.bridge-nf-call-iptables = 0 -net.bridge.bridge-nf-call-arptables = 0 - - - - - - See Also - - systemd1, - systemd-sysctl.service8, - systemd-delta1, - sysctl8, - sysctl.conf5, - modprobe8 - - - -