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From: Marcelo Tosatti <mtosatti@redhat.com>
To: kvm-devel <kvm@vger.kernel.org>, Paolo Bonzini <pbonzini@redhat.com>
Subject: [PATCH uq/master] kvm_stat: add option to display non tracepoint based stats
Date: Tue, 20 May 2014 15:38:27 -0300	[thread overview]
Message-ID: <20140520183827.GA11998@amt.cnet> (raw)


The old stats contain information not available in the tracepoints.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

diff --git a/scripts/kvm/kvm_stat b/scripts/kvm/kvm_stat
index 762544b..6ac3b21 100755
--- a/scripts/kvm/kvm_stat
+++ b/scripts/kvm/kvm_stat
@@ -493,12 +493,21 @@ options.add_option('-f', '--fields',
                    dest = 'fields',
                    help = 'fields to display (regex)',
                    )
+options.add_option('-o', '--old',
+                   action = 'store_true',
+                   default = False,
+                   dest = 'old',
+                   help = 'show kvm statistics counters (not tracepoint based)',
+                   )
 (options, args) = options.parse_args(sys.argv)
 
-try:
-    provider = TracepointProvider()
-except:
+if options.old:
     provider = DebugfsProvider()
+else:
+    try:
+        provider = TracepointProvider()
+    except:
+        provider = DebugfsProvider()
 
 stats = Stats(provider, fields = options.fields)
 

             reply	other threads:[~2014-05-20 21:25 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-20 18:38 Marcelo Tosatti [this message]
2014-05-21 10:45 ` [PATCH uq/master] kvm_stat: add option to display non tracepoint based stats Paolo Bonzini

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