3 files changed, 46 insertions, 6 deletions
diff --git a/benchmark/bm_registry.py b/benchmark/bm_registry.py
index af79a50..da7efe4 100644
--- a/benchmark/bm_registry.py
+++ b/benchmark/bm_registry.py
@@ -20,15 +20,27 @@ GR_ENV = {
     'PYTHONPATH': os.path.join(INSTALL_PREFIX, 'gr/lib/python2.7/dist-packages:%s'%os.getenv('PYTHONPATH')),
 }
 
-BENCHMARK_MANY_11_BLOCKS = tokwargs(
-    wat='Benchmark the schedulers with many 1:1 ratio blocks',
+BENCHMARK_LINEAR_CHAIN = tokwargs(
+    wat='Benchmark the schedulers with linear chain topology',
     moar='''\
-- Compare simultaneous 1:1 ratio blocks in each scheduler.
+- Topology is a linear chain of one input/one output blocks.
 - GRAS will use only the buffer pool allocator,
 and every work will fully consume available buffers.''',
     tests = [
-        tokwargs(wat='GRAS',     args=['tb_many_1_to_1_blocks.py', DURATION], env=GRAS_ENV, expand=True),
-        tokwargs(wat='GRSS',     args=['tb_many_1_to_1_blocks.py', DURATION], env=GR_ENV),
+        tokwargs(wat='GRAS',     args=['tb_linear_chain.py', DURATION], env=GRAS_ENV, expand=True),
+        tokwargs(wat='GRSS',     args=['tb_linear_chain.py', DURATION], env=GR_ENV),
+    ],
+)
+
+BENCHMARK_COMBINER_ARRAY = tokwargs(
+    wat='Benchmark the schedulers with combiner array topology',
+    moar='''\
+- Topology is a tower of two input math blocks.
+- GRAS will use only the buffer pool allocator,
+and every work will fully consume available buffers.''',
+    tests = [
+        tokwargs(wat='GRAS',     args=['tb_combiner_array.py', DURATION], env=GRAS_ENV, expand=True),
+        tokwargs(wat='GRSS',     args=['tb_combiner_array.py', DURATION], env=GR_ENV),
     ],
 )
 
@@ -107,7 +119,8 @@ BENCHMARK_DELAY_BLOCKS = tokwargs(
 )
 
 BENCHMARKS = (
-    BENCHMARK_MANY_11_BLOCKS,
+    BENCHMARK_LINEAR_CHAIN,
+    BENCHMARK_COMBINER_ARRAY,
     BENCHMARK_MANY_RATE_BLOCKS,
     BENCHMARK_DFIR_BLOCK,
     BENCHMARK_RESAMP_BLOCK,
diff --git a/benchmark/tb_many_1_to_1_blocks.py b/benchmark/tb_combiner_array.py
index c545d7e..c545d7e 100644
--- a/benchmark/tb_many_1_to_1_blocks.py
+++ b/benchmark/tb_combiner_array.py
diff --git a/benchmark/tb_linear_chain.py b/benchmark/tb_linear_chain.py
new file mode 100644
index 0000000..184b6e1
--- /dev/null
+++ b/benchmark/tb_linear_chain.py
@@ -0,0 +1,27 @@
+import gnuradio
+from gnuradio import gr
+from gnuradio import blocks as grblocks
+import sys
+
+if __name__ == '__main__':
+
+    duration = float(sys.argv[1])
+
+    tb = gr.top_block()
+    src = gr.null_source(8)
+    b0 = gr.copy(8)
+    b1 = grblocks.sub_cc()
+    b2 = gr.copy(8)
+    b3 = grblocks.divide_cc()
+    b4 = gr.copy(8)
+    sink = gr.null_sink(8)
+
+    tb.connect(src, b0, b1, b2, b3, b4, sink)
+
+    import time
+    tb.start()
+    time.sleep(duration)
+    print '##RESULT##', sink.nitems_read(0)/duration
+    import sys; sys.stdout.flush()
+    tb.stop()
+    tb.wait()