X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=man%2Fsystemd.resource-control.xml;h=a51e600ebb38f9488e8c8495467d15c95eb23412;hb=2e573fcf8754fdfe0db0a783b1631ec1679b063a;hp=0ee983b1c3d5d213a8879c219e1ecf44ee3b5ef2;hpb=90060676c442604780634c0a993e3f9c3733f8e6;p=elogind.git

diff --git a/man/systemd.resource-control.xml b/man/systemd.resource-control.xml
index 0ee983b1c..a51e600eb 100644
--- a/man/systemd.resource-control.xml
+++ b/man/systemd.resource-control.xml
@@ -105,8 +105,11 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>.
           <para>Turn on CPU usage accounting for this unit. Takes a
           boolean argument. Note that turning on CPU accounting for
           one unit might also implicitly turn it on for all units
-          contained in the same slice and for all its parent slices and
-          the units contained therein.</para>
+          contained in the same slice and for all its parent slices
+          and the units contained therein. The system default for this
+          setting maybe controlled with
+          <varname>DefaultCPUAccounting=</varname> in
+          <citerefentry><refentrytitle>systemd-system.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>.</para>
         </listitem>
       </varlistentry>
 
@@ -132,8 +135,10 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>.
           <para>Turn on process and kernel memory accounting for this
           unit. Takes a boolean argument. Note that turning on memory
           accounting for one unit might also implicitly turn it on for
-          all units contained in the same slice and for all its parent
-          slices and the units contained therein.</para>
+          all its parent slices. The system default for this setting
+          maybe controlled with
+          <varname>DefaultMemoryAccounting=</varname> in
+          <citerefentry><refentrytitle>systemd-system.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>.</para>
         </listitem>
       </varlistentry>
 
@@ -164,8 +169,11 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>.
           <para>Turn on Block IO accounting for this unit. Takes a
           boolean argument. Note that turning on block IO accounting
           for one unit might also implicitly turn it on for all units
-          contained in the same slice and all for its parent slices and
-          the units contained therein.</para>
+          contained in the same slice and all for its parent slices
+          and the units contained therein. The system default for this
+          setting maybe controlled with
+          <varname>DefaultBlockIOAccounting=</varname> in
+          <citerefentry><refentrytitle>systemd-system.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>.</para>
         </listitem>
       </varlistentry>
 
@@ -226,14 +234,15 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>.
           case the backing block device of the file system of the file
           is used. If the bandwidth is suffixed with K, M, G, or T,
           the specified bandwidth is parsed as Kilobytes, Megabytes,
-          Gigabytes, or Terabytes, respectively (Example:
+          Gigabytes, or Terabytes, respectively, to the base of
+          1000. (Example:
           "/dev/disk/by-path/pci-0000:00:1f.2-scsi-0:0:0:0 5M"). This
           controls the <literal>blkio.read_bps_device</literal> and
           <literal>blkio.write_bps_device</literal> control group
           attributes. Use this option multiple times to set bandwidth
           limits for multiple devices. For details about these control
-          group attributes, see
-          <ulink url="https://www.kernel.org/doc/Documentation/cgroups/blkio-controller.txt">blkio-controller.txt</ulink>.
+          group attributes, see <ulink
+          url="https://www.kernel.org/doc/Documentation/cgroups/blkio-controller.txt">blkio-controller.txt</ulink>.
           </para>
 
           <para>Implies
@@ -266,12 +275,16 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>.
           followed by a device group name, as listed in
           <filename>/proc/devices</filename>. The latter is useful to
           whitelist all current and future devices belonging to a
-          specific device group at once. Examples:
-          <filename>/dev/sda5</filename> is a path to a device node,
-          referring to an ATA or SCSI block
+          specific device group at once. The device group is matched
+          according to file name globbing rules, you may hence use the
+          <literal>*</literal> and <literal>?</literal>
+          wildcards. Examples: <filename>/dev/sda5</filename> is a
+          path to a device node, referring to an ATA or SCSI block
           device. <literal>char-pts</literal> and
           <literal>char-alsa</literal> are specifiers for all pseudo
-          TTYs and all ALSA sound devices, respectively.</para>
+          TTYs and all ALSA sound devices,
+          respectively. <literal>char-cpu/*</literal> is a specifier
+          matching all CPU related device groups.</para>
         </listitem>
       </varlistentry>