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tools/kvm_stat: rework command line sequence and message texts

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Make sure command line arguments are sorted alphabetically
everywhere, and adjusted existing texts for interactive command 's' to
become consistent with the long form --set-delay.
Throwing in some PEP8 fixes (all cosmetics) for good measure.

Signed-off-by: Stefan Raspl <raspl@linux.ibm.com>
Message-Id: <20200306114250.57585-2-raspl@linux.ibm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Stefan Raspl 2020-03-06 12:42:44 +01:00 committed by Paolo Bonzini
parent bfcaa84975
commit eecda7a956
2 changed files with 25 additions and 24 deletions
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9
tools/kvm/kvm_stat/kvm_stat
View file

@ -1183,7 +1183,7 @@ class Tui(object):
if not self._is_running_guest(self.stats.pid_filter):
if self._gname:
try: # ...to identify the guest by name in case it's back
try: # ...to identify the guest by name in case it's back
pids = self.get_pid_from_gname(self._gname)
if len(pids) == 1:
self._refresh_header(pids[0])
@ -1336,8 +1336,8 @@ class Tui(object):
msg = ''
while True:
self.screen.erase()
self.screen.addstr(0, 0, 'Set update interval (defaults to %.1fs).' %
DELAY_DEFAULT, curses.A_BOLD)
self.screen.addstr(0, 0, 'Set update interval (defaults to %.1fs).'
% DELAY_DEFAULT, curses.A_BOLD)
self.screen.addstr(4, 0, msg)
self.screen.addstr(2, 0, 'Change delay from %.1fs to ' %
self._delay_regular)
@ -1545,7 +1545,7 @@ Interactive Commands:
p filter by PID
q quit
r reset stats
s set update interval
s set update interval (value range: 0.1-25.5 secs)
x toggle reporting of stats for individual child trace events
Press any other key to refresh statistics immediately.
""" % (PATH_DEBUGFS_KVM, PATH_DEBUGFS_TRACING)
@ -1711,5 +1711,6 @@ def main():
else:
batch(stats)
if __name__ == "__main__":
main()

40
tools/kvm/kvm_stat/kvm_stat.txt
View file

@ -49,7 +49,7 @@ INTERACTIVE COMMANDS
*r*:: reset stats
*s*:: set update interval
*s*:: set delay between refreshs
*x*:: toggle reporting of stats for child trace events
:: *Note*: The stats for the parents summarize the respective child trace
@ -64,37 +64,37 @@ OPTIONS
--batch::
run in batch mode for one second
-l::
--log::
run in logging mode (like vmstat)
-t::
--tracepoints::
retrieve statistics from tracepoints
-d::
--debugfs::
retrieve statistics from debugfs
-f<fields>::
--fields=<fields>::
fields to display (regex), "-f help" for a list of available events
-g<guest>::
--guest=<guest_name>::
limit statistics to one virtual machine (guest name)
-h::
--help::
show help message
-i::
--debugfs-include-past::
include all available data on past events for debugfs
-l::
--log::
run in logging mode (like vmstat)
-p<pid>::
--pid=<pid>::
limit statistics to one virtual machine (pid)
-g<guest>::
--guest=<guest_name>::
limit statistics to one virtual machine (guest name)
-f<fields>::
--fields=<fields>::
fields to display (regex), "-f help" for a list of available events
-h::
--help::
show help message
-t::
--tracepoints::
retrieve statistics from tracepoints
SEE ALSO
--------