run read tests against all block formats

performance_test_client.py

@@ -100,20 +100,23 @@ def build_table(results):
 
 if __name__ == '__main__':
     tests_to_run = argv[1].split(',')
+    write_block_formats = ['ZBlk0', 'ZBlk1']
+    cache_types = ['Hot cache', 'Cold Cache']
 
     # getting read results
     if 'read' in tests_to_run:
-        cache_types = ['Hot Cache', 'Cold Cache']
+        for block_format in write_block_formats:
+            # running read tests for all formats in write_block_formats
+            run_write_tests([block_format], 1)
             read_series = {}
             for cache_type in cache_types:
                 results = run_read_tests(cache_type=cache_type)
                 read_series[cache_type] = get_series(results)
-        print 'Read results:'
+            print 'Read results for format %s:' % block_format
             print build_table(read_series)
 
     # getting write results
     if 'write' in tests_to_run:
-        write_block_formats = ['ZBlk0', 'ZBlk1']
         write_series = {'wendelin.core': get_series(run_write_tests(write_block_formats, 5))}
         print 'Write results:'
         print build_table(write_series)
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