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Document ping(8) reaction to SIGINFO.

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PR:		doc/33639
Reviewed by:	ru
Approved by:	ru
MFC after:	1 week
This commit is contained in:
maxim 2002-02-07 16:47:22 +00:00
parent 5461210019
commit 9572a61bf4
1 changed files with 13 additions and 1 deletions
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14
sbin/ping/ping.8
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@ -266,9 +266,21 @@ When the specified number of packets have been sent
or if the program is terminated with a
.Dv SIGINT ,
a brief summary is displayed, showing the number of packets sent and
received, and the minimum, maximum, mean, and standard deviation of
received, and the minimum, mean, maximum, and standard deviation of
the round-trip times.
.Pp
If
.Nm
receives a
.Dv SIGINFO
(see the
.Cm status
argument for
.Xr stty 1 )
signal, the current number of packets sent and received, and the
minimum, mean, and maximum of the round-trip times will be written to
the standard error output.
.Pp
This program is intended for use in network testing, measurement and
management.
Because of the load it can impose on the network, it is unwise to use