diff --git a/tools/profiling/microbenchmarks/bm2bq.py b/tools/profiling/microbenchmarks/bm2bq.py
index 280f217e690..ffb158a28d0 100755
--- a/tools/profiling/microbenchmarks/bm2bq.py
+++ b/tools/profiling/microbenchmarks/bm2bq.py
@@ -36,7 +36,7 @@
 import sys
 import json
 import csv
-import os
+import bm_json
 
 columns = [
   ('jenkins_build', 'integer'),
@@ -82,137 +82,10 @@ with open(sys.argv[1]) as f:
 
 writer = csv.DictWriter(sys.stdout, [c for c,t in columns])
 
-bm_specs = {
-  'BM_UnaryPingPong': {
-    'tpl': ['fixture', 'client_mutator', 'server_mutator'],
-    'dyn': ['request_size', 'response_size'],
-  },
-  'BM_PumpStreamClientToServer': {
-    'tpl': ['fixture'],
-    'dyn': ['request_size'],
-  },
-  'BM_PumpStreamServerToClient': {
-    'tpl': ['fixture'],
-    'dyn': ['request_size'],
-  },
-  'BM_StreamingPingPong': {
-    'tpl': ['fixture', 'client_mutator', 'server_mutator'],
-    'dyn': ['request_size', 'request_count'],
-  },
-  'BM_StreamingPingPongMsgs': {
-    'tpl': ['fixture', 'client_mutator', 'server_mutator'],
-    'dyn': ['request_size'],
-  },
-  'BM_PumpStreamServerToClient_Trickle': {
-    'tpl': [],
-    'dyn': ['request_size', 'bandwidth_kilobits'],
-  },
-  'BM_ErrorStringOnNewError': {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-  'BM_ErrorStringRepeatedly': {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-  'BM_ErrorGetStatus': {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-  'BM_ErrorGetStatusCode': {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-  'BM_ErrorHttpError': {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-  'BM_HasClearGrpcStatus': {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-  'BM_IsolatedFilter' : {
-    'tpl': ['fixture', 'client_mutator'],
-    'dyn': [],
-  },
-  'BM_HpackEncoderEncodeHeader' : {
-    'tpl': ['fixture'],
-    'dyn': ['end_of_stream', 'request_size'],
-  },
-  'BM_HpackParserParseHeader' : {
-    'tpl': ['fixture'],
-    'dyn': [],
-  },
-}
-
-def numericalize(s):
-  if not s: return ''
-  if s[-1] == 'k':
-    return int(s[:-1]) * 1024
-  if s[-1] == 'M':
-    return int(s[:-1]) * 1024 * 1024
-  if 0 <= (ord(s[-1]) - ord('0')) <= 9:
-    return int(s)
-  assert 'not a number: %s' % s
-
-def parse_name(name):
-  if '<' not in name and '/' not in name and name not in bm_specs:
-    return {'name': name}
-  rest = name
-  out = {}
-  tpl_args = []
-  dyn_args = []
-  if '<' in rest:
-    tpl_bit = rest[rest.find('<') + 1 : rest.rfind('>')]
-    arg = ''
-    nesting = 0
-    for c in tpl_bit:
-      if c == '<':
-        nesting += 1
-        arg += c
-      elif c == '>':
-        nesting -= 1
-        arg += c
-      elif c == ',':
-        if nesting == 0:
-          tpl_args.append(arg.strip())
-          arg = ''
-        else:
-          arg += c
-      else:
-        arg += c
-    tpl_args.append(arg.strip())
-    rest = rest[:rest.find('<')] + rest[rest.rfind('>') + 1:]
-  if '/' in rest:
-    s = rest.split('/')
-    rest = s[0]
-    dyn_args = s[1:]
-  name = rest
-  assert name in bm_specs, 'bm_specs needs to be expanded for %s' % name
-  assert len(dyn_args) == len(bm_specs[name]['dyn'])
-  assert len(tpl_args) == len(bm_specs[name]['tpl'])
-  out['name'] = name
-  out.update(dict((k, numericalize(v)) for k, v in zip(bm_specs[name]['dyn'], dyn_args)))
-  out.update(dict(zip(bm_specs[name]['tpl'], tpl_args)))
-  return out
-
-for bm in js['benchmarks']:
-  context = js['context']
-  if 'label' in bm:
-    labels_list = [s.split(':') for s in bm['label'].strip().split(' ') if len(s) and s[0] != '#']
-    for el in labels_list:
-      el[0] = el[0].replace('/iter', '_per_iteration')
-    labels = dict(labels_list)
-  else:
-    labels = {}
-  row = {
-    'jenkins_build': os.environ.get('BUILD_NUMBER', ''),
-    'jenkins_job': os.environ.get('JOB_NAME', ''),
-  }
-  row.update(context)
-  row.update(bm)
-  row.update(parse_name(row['name']))
-  row.update(labels)
+for row in bm_json.expand_json(js):
   if 'label' in row:
     del row['label']
+  del row['cpp_name']
   writer.writerow(row)
+
+
diff --git a/tools/profiling/microbenchmarks/bm_json.py b/tools/profiling/microbenchmarks/bm_json.py
new file mode 100644
index 00000000000..dd07719b2a6
--- /dev/null
+++ b/tools/profiling/microbenchmarks/bm_json.py
@@ -0,0 +1,167 @@
+# Copyright 2017, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+import os
+
+_BM_SPECS = {
+  'BM_UnaryPingPong': {
+    'tpl': ['fixture', 'client_mutator', 'server_mutator'],
+    'dyn': ['request_size', 'response_size'],
+  },
+  'BM_PumpStreamClientToServer': {
+    'tpl': ['fixture'],
+    'dyn': ['request_size'],
+  },
+  'BM_PumpStreamServerToClient': {
+    'tpl': ['fixture'],
+    'dyn': ['request_size'],
+  },
+  'BM_StreamingPingPong': {
+    'tpl': ['fixture', 'client_mutator', 'server_mutator'],
+    'dyn': ['request_size', 'request_count'],
+  },
+  'BM_StreamingPingPongMsgs': {
+    'tpl': ['fixture', 'client_mutator', 'server_mutator'],
+    'dyn': ['request_size'],
+  },
+  'BM_PumpStreamServerToClient_Trickle': {
+    'tpl': [],
+    'dyn': ['request_size', 'bandwidth_kilobits'],
+  },
+  'BM_ErrorStringOnNewError': {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+  'BM_ErrorStringRepeatedly': {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+  'BM_ErrorGetStatus': {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+  'BM_ErrorGetStatusCode': {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+  'BM_ErrorHttpError': {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+  'BM_HasClearGrpcStatus': {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+  'BM_IsolatedFilter' : {
+    'tpl': ['fixture', 'client_mutator'],
+    'dyn': [],
+  },
+  'BM_HpackEncoderEncodeHeader' : {
+    'tpl': ['fixture'],
+    'dyn': ['end_of_stream', 'request_size'],
+  },
+  'BM_HpackParserParseHeader' : {
+    'tpl': ['fixture'],
+    'dyn': [],
+  },
+}
+
+def numericalize(s):
+  if not s: return ''
+  if s[-1] == 'k':
+    return int(s[:-1]) * 1024
+  if s[-1] == 'M':
+    return int(s[:-1]) * 1024 * 1024
+  if 0 <= (ord(s[-1]) - ord('0')) <= 9:
+    return int(s)
+  assert 'not a number: %s' % s
+
+def parse_name(name):
+  cpp_name = name
+  if '<' not in name and '/' not in name and name not in _BM_SPECS:
+    return {'name': name, 'cpp_name': name}
+  rest = name
+  out = {}
+  tpl_args = []
+  dyn_args = []
+  if '<' in rest:
+    tpl_bit = rest[rest.find('<') + 1 : rest.rfind('>')]
+    arg = ''
+    nesting = 0
+    for c in tpl_bit:
+      if c == '<':
+        nesting += 1
+        arg += c
+      elif c == '>':
+        nesting -= 1
+        arg += c
+      elif c == ',':
+        if nesting == 0:
+          tpl_args.append(arg.strip())
+          arg = ''
+        else:
+          arg += c
+      else:
+        arg += c
+    tpl_args.append(arg.strip())
+    rest = rest[:rest.find('<')] + rest[rest.rfind('>') + 1:]
+  if '/' in rest:
+    s = rest.split('/')
+    rest = s[0]
+    dyn_args = s[1:]
+  name = rest
+  assert name in _BM_SPECS, '_BM_SPECS needs to be expanded for %s' % name
+  assert len(dyn_args) == len(_BM_SPECS[name]['dyn'])
+  assert len(tpl_args) == len(_BM_SPECS[name]['tpl'])
+  out['name'] = name
+  out['cpp_name'] = cpp_name
+  out.update(dict((k, numericalize(v)) for k, v in zip(_BM_SPECS[name]['dyn'], dyn_args)))
+  out.update(dict(zip(_BM_SPECS[name]['tpl'], tpl_args)))
+  return out
+
+def expand_json(js):
+  for bm in js['benchmarks']:
+    context = js['context']
+    if 'label' in bm:
+      labels_list = [s.split(':') for s in bm['label'].strip().split(' ') if len(s) and s[0] != '#']
+      for el in labels_list:
+        el[0] = el[0].replace('/iter', '_per_iteration')
+      labels = dict(labels_list)
+    else:
+      labels = {}
+    row = {
+      'jenkins_build': os.environ.get('BUILD_NUMBER', ''),
+      'jenkins_job': os.environ.get('JOB_NAME', ''),
+    }
+    row.update(context)
+    row.update(bm)
+    row.update(parse_name(row['name']))
+    row.update(labels)
+    yield row
+