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Add memory profiling #2

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Add memory profiling #2

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b207d39
Add memory profiling
beaulyddon-wf Mar 20, 2014
5327b00
Switch memory profiling to track the end memory consumption and the d…
beaulyddon-wf Mar 24, 2014
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7 changes: 7 additions & 0 deletions appstats_logger/recorder.py
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,8 @@
import threading
import time

from google.appengine.api import runtime


class Recorder(object):
"""In-memory state for the current request.
Expand Down Expand Up @@ -49,6 +51,8 @@ def __init__(self, env):

self.overhead = (time.time() - self.start_timestamp)

self.start_memory = runtime.memory_usage().current()

def record_rpc_request(self, service, call, request, response, rpc):
"""Record the request of an RPC call.

Expand Down Expand Up @@ -132,9 +136,12 @@ def record_rpc_response(self, service, call, request, response, rpc):

def get_profile_data(self):
"""Return a dict with the profile results."""
end_memory = runtime.memory_usage().current()
return {
'overhead': int(self.overhead * 1000),
'exec_time': int((time.time() - self.start_timestamp) * 1000),
'memory_delta': float(end_memory - self.start_memory),
'memory_end': end_memory,
'calls': self.traces
}