QMP interface "query-trace" to list current contents of trace-buffer.
( Analogous to hmp command : info trace )
Signed-off-by: Prerna Saxena <pre...@linux.vnet.ibm.com>
---
qmp-commands.hx | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 51 insertions(+), 0 deletions(-)
diff --git a/qmp-commands.hx b/qmp-commands.hx
index 793cf1c..f289064 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -1539,3 +1539,54 @@ Example:
EQMP
+SQMP
+query-trace
+-------------
+
+Show current contents of trace buffer.
+
+Returns a json-array of json-objects containing the following data:
+
+- "event_id": Event ID for the trace-event(json-int)
+- "timestamp": trace timestamp in ns (json-int)
+- "trace-arg": A json-object containing args logged by the trace-event:
+ - "arg1": First trace argument (json-int)
+ - "arg2": Second trace argument (json-int)
+ - "arg3": Third trace argument (json-int)
+ - "arg4": Fourth trace argument (json-int)
+ - "arg5": Fifth trace argument (json-int)
+ - "arg6": Sixth trace argument (json-int)
+
+Example:
+
+-> { "execute": "query-trace" }
+<- {
+ "return":[
+ {
+ "event": 22,
+ "timestamp": 129456235912365,
+ "trace-arg":{
+ "arg1": 886,
+ "arg2": 80,
+ "arg3": 0,
+ "arg4": 0,
+ "arg5": 0,
+ "arg6": 0,
+ }
+ },
+ {
+ "event": 22,
+ "timestamp": 129456235973407,
+ "trace-arg":{
+ "arg1": 886,
+ "arg2": 80,
+ "arg3": 0,
+ "arg4": 0,
+ "arg5": 0,
+ "arg6": 0
+ },
+ }
+ ]
+ }
+
+EQMP
--
1.7.2.3
--
Prerna Saxena
Linux Technology Centre,
IBM Systems and Technology Lab,
Bangalore, India
