File 0014-tools-kvm_stat-add-new-interactive-command... of Package kvm_stat

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File 0014-tools-kvm_stat-add-new-interactive-command-o.patch of Package kvm_stat (Revision fc504dc8b3f93957178dbc55338f19c3)

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From 09c9bd860de66ff7a09b29de3e13f8cb1ca17924 Mon Sep 17 00:00:00 2001
From: Stefan Raspl <raspl@linux.vnet.ibm.com>
Date: Wed, 7 Jun 2017 21:08:41 +0200
Subject: [PATCH 14/43] tools/kvm_stat: add new interactive command 'o'

Add new interactive command 'o' to toggle sorting by 'CurAvg/s' (default)
and 'Total' columns.

Signed-off-by: Stefan Raspl <raspl@linux.vnet.ibm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
(cherry picked from commit 6667ae8f395099257afca0963838d2dc50a18da7)
[FL: FATE#325017]
Signed-off-by: Fei Li <fli@suse.com>
---
 tools/kvm/kvm_stat/kvm_stat     | 17 ++++++++++++++++-
 tools/kvm/kvm_stat/kvm_stat.txt |  2 ++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/tools/kvm/kvm_stat/kvm_stat b/tools/kvm/kvm_stat/kvm_stat
index 8595906c3c60..0f74a0e1307e 100755
--- a/tools/kvm/kvm_stat/kvm_stat
+++ b/tools/kvm/kvm_stat/kvm_stat
@@ -851,6 +851,7 @@ DELAY_DEFAULT = 3.0
 MAX_GUEST_NAME_LEN = 48
 MAX_REGEX_LEN = 44
 DEFAULT_REGEX = r'^[^\(]*$'
+SORT_DEFAULT = 0
 
 
 class Tui(object):
@@ -860,6 +861,7 @@ class Tui(object):
         self.screen = None
         self._delay_initial = 0.25
         self._delay_regular = DELAY_DEFAULT
+        self._sorting = SORT_DEFAULT
 
     def __enter__(self):
         """Initialises curses for later use.  Based on curses.wrapper
@@ -997,14 +999,23 @@ class Tui(object):
         self.screen.clrtobot()
         stats = self.stats.get()
 
-        def sortkey(x):
+        def sortCurAvg(x):
+            # sort by current events if available
             if stats[x][1]:
                 return (-stats[x][1], -stats[x][0])
             else:
                 return (0, -stats[x][0])
+
+        def sortTotal(x):
+            # sort by totals
+            return (0, -stats[x][0])
         total = 0.
         for val in stats.values():
             total += val[0]
+        if self._sorting == SORT_DEFAULT:
+            sortkey = sortCurAvg
+        else:
+            sortkey = sortTotal
         for key in sorted(stats.keys(), key=sortkey):
 
             if row >= self.screen.getmaxyx()[0]:
@@ -1028,6 +1039,7 @@ class Tui(object):
                '   f     filter by regular expression',
                '   g     filter by guest name',
                '   h     display interactive commands reference',
+               '   o     toggle sorting order (Total vs CurAvg/s)',
                '   p     filter by PID',
                '   q     quit',
                '   r     reset stats',
@@ -1218,6 +1230,8 @@ class Tui(object):
                     sleeptime = self._delay_initial
                 if char == 'h':
                     self.show_help_interactive()
+                if char == 'o':
+                    self._sorting = not self._sorting
                 if char == 'p':
                     curses.curs_set(1)
                     self.show_vm_selection_by_pid()
@@ -1305,6 +1319,7 @@ Interactive Commands:
    f     filter by regular expression
    g     filter by guest name
    h     display interactive commands reference
+   o     toggle sorting order (Total vs CurAvg/s)
    p     filter by PID
    q     quit
    r     reset stats
diff --git a/tools/kvm/kvm_stat/kvm_stat.txt b/tools/kvm/kvm_stat/kvm_stat.txt
index cc019b09e0f5..e24ac464d341 100644
--- a/tools/kvm/kvm_stat/kvm_stat.txt
+++ b/tools/kvm/kvm_stat/kvm_stat.txt
@@ -37,6 +37,8 @@ INTERACTIVE COMMANDS
 
 *h*::	display interactive commands reference
 
+*o*::   toggle sorting order (Total vs CurAvg/s)
+
 *p*::	filter by PID
 
 *q*::	quit
-- 
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File 0014-tools-kvm_stat-add-new-interactive-command-o.patch of Package kvm_stat (Revision fc504dc8b3f93957178dbc55338f19c3)

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