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authorCharles Duffy <chaduffy@cisco.com>2015-05-22 22:18:15 -0500
committerCharles Duffy <chaduffy@cisco.com>2015-06-09 19:39:16 -0500
commit780fe62ecab08850cefd136b95f38c15cb31c0ec (patch)
tree4444c841c892516298fbdc8f5fd6fd6f8b6670c3 /man/systemd-cgtop.xml
parenta2c9f63136775b128bdb9fb3e1b57f5ad977d5cb (diff)
cgtop: allow user to force looping behavior even in non-TTY mode
Diffstat (limited to 'man/systemd-cgtop.xml')
-rw-r--r--man/systemd-cgtop.xml14
1 files changed, 8 insertions, 6 deletions
diff --git a/man/systemd-cgtop.xml b/man/systemd-cgtop.xml
index b3298b64f3..d14564480d 100644
--- a/man/systemd-cgtop.xml
+++ b/man/systemd-cgtop.xml
@@ -65,10 +65,12 @@
groups of the local Linux control group hierarchy, ordered by
their CPU, memory, or disk I/O load. The display is refreshed in
regular intervals (by default every 1s), similar in style to
- <citerefentry project='man-pages'><refentrytitle>top</refentrytitle><manvolnum>1</manvolnum></citerefentry>.
- If <command>systemd-cgtop</command> is not connected to a tty,
- only one iteration is performed and no columns headers are
- printed. This mode is suitable for scripting.</para>
+ <citerefentry project='man-pages'><refentrytitle>top</refentrytitle><manvolnum>1</manvolnum></citerefentry>.</para>
+
+ <para>If <command>systemd-cgtop</command> is not connected to a tty, no
+ column headers are printed and the default is to only run one iteration.
+ The <varname>--iterations</varname> argument, if given, is still honored.
+ This mode is suitable for scripting.</para>
<para>Resource usage is only accounted for control groups in the
relevant hierarchy, i.e. CPU usage is only accounted for control
@@ -155,8 +157,8 @@
<term><option>-n</option></term>
<term><option>--iterations=</option></term>
- <listitem><para>Perform only this many iterations.
- </para></listitem>
+ <listitem><para>Perform only this many iterations. A value of 0
+ indicates that the program should run indefinitely.</para></listitem>
</varlistentry>
<varlistentry>