[feat] Add option to print performance report

reframe/core/pipeline.py

@@ -566,6 +566,7 @@ def __init__(self, name=None, prefix=None):
         self.readonly_files = []
         self.tags = set()
         self.maintainers = []
+        self._perfvalues = {}
 
         # Strict performance check, if applicable
         self.strict_check = True
@@ -658,6 +659,10 @@ def current_system(self):
         """
         return rt.runtime().system
 
+    @property
+    def perfvalues(self):
+        return util.MappingView(self._perfvalues)
+
     @property
     def job(self):
         """The job descriptor associated with this test.
@@ -1110,7 +1115,6 @@ def check_performance(self):
             # We first evaluate and log all performance values and then we
             # check them against the reference. This way we always log them
             # even if the don't meet the reference.
-            perf_values = []
             for tag, expr in self.perf_patterns.items():
                 value = evaluate(expr)
                 key = '%s:%s' % (self._current_partition.fullname, tag)
@@ -1119,11 +1123,11 @@ def check_performance(self):
                         "tag `%s' not resolved in references for `%s'" %
                         (tag, self._current_partition.fullname))
 
-                perf_values.append((value, self.reference[key]))
+                self._perfvalues[key] = (value, *self.reference[key])
                 self._perf_logger.log_performance(logging.INFO, tag, value,
                                                   *self.reference[key])
 
-            for val, reference in perf_values:
+            for val, *reference in self._perfvalues.values():
                 ref, low_thres, high_thres, *_ = reference
                 try:
                     evaluate(assert_reference(val, ref, low_thres, high_thres))

reframe/frontend/cli.py

@@ -185,45 +185,47 @@ def main():
 
     # Miscellaneous options
     misc_options.add_argument(
-        '-m', '--module', action='append', default=[],
-        metavar='MOD', dest='user_modules',
-        help='Load module MOD before running the regression')
+        '-C', '--config-file', action='store', dest='config_file',
+        metavar='FILE', default=os.path.join(reframe.INSTALL_PREFIX,
+                                             'reframe/settings.py'),
+        help='Specify a custom config-file for the machine. '
+             '(default: %s' % os.path.join(reframe.INSTALL_PREFIX,
+                                           'reframe/settings.py'))
     misc_options.add_argument(
         '-M', '--map-module', action='append', metavar='MAPPING',
         dest='module_mappings', default=[],
         help='Apply a single module mapping')
+    misc_options.add_argument(
+        '-m', '--module', action='append', default=[],
+        metavar='MOD', dest='user_modules',
+        help='Load module MOD before running the regression')
     misc_options.add_argument(
         '--module-mappings', action='store', metavar='FILE',
         dest='module_map_file',
         help='Apply module mappings defined in FILE')
-    misc_options.add_argument(
-        '--purge-env', action='store_true', dest='purge_env', default=False,
-        help='Purge modules environment before running any tests')
     misc_options.add_argument(
         '--nocolor', action='store_false', dest='colorize', default=True,
         help='Disable coloring of output')
+    misc_options.add_argument('--performance-report', action='store_true',
+                              help='Print the performance report')
     misc_options.add_argument(
-        '--timestamp', action='store', nargs='?',
-        const='%FT%T', metavar='TIMEFMT',
-        help='Append a timestamp component to the regression directories'
-             '(default format "%%FT%%T")'
-    )
-    misc_options.add_argument(
-        '--system', action='store',
-        help='Load SYSTEM configuration explicitly')
-    misc_options.add_argument(
-        '-C', '--config-file', action='store', dest='config_file',
-        metavar='FILE', default=os.path.join(reframe.INSTALL_PREFIX,
-                                             'reframe/settings.py'),
-        help='Specify a custom config-file for the machine. '
-             '(default: %s' % os.path.join(reframe.INSTALL_PREFIX,
-                                           'reframe/settings.py'))
+        '--purge-env', action='store_true', dest='purge_env', default=False,
+        help='Purge modules environment before running any tests')
     misc_options.add_argument(
         '--show-config', action='store_true',
         help='Print configuration of the current system and exit')
     misc_options.add_argument(
         '--show-config-env', action='store', metavar='ENV',
         help='Print configuration of environment ENV and exit')
+    misc_options.add_argument(
+        '--system', action='store',
+        help='Load SYSTEM configuration explicitly')
+    misc_options.add_argument(
+        '--timestamp', action='store', nargs='?',
+        const='%FT%T', metavar='TIMEFMT',
+        help='Append a timestamp component to the regression directories'
+             '(default format "%%FT%%T")'
+    )
     misc_options.add_argument('-V', '--version', action='version',
                               version=reframe.VERSION)
     misc_options.add_argument('-v', '--verbose', action='count', default=0,
@@ -537,6 +539,9 @@ def main():
                     printer.info(runner.stats.failure_report())
                     success = False
 
+                if options.performance_report:
+                    printer.info(runner.stats.performance_report())
+
         else:
             printer.info('No action specified. Exiting...')
             printer.info("Try `%s -h' for a list of available actions." %

reframe/frontend/statistics.py

@@ -107,3 +107,35 @@ def failure_report(self):
 
         report.append(line_width * '-')
         return '\n'.join(report)
+
+    def performance_report(self):
+        line_width = 78
+        report = [line_width * '=']
+        report.append('PERFORMANCE REPORT')
+        previous_name = ''
+        previous_part = ''
+        for t in self.tasks():
+            if t.check.perfvalues.keys():
+                if t.check.name != previous_name:
+                    report.append(line_width * '-')
+                    report.append('%s' % t.check.name)
+                    previous_name = t.check.name
+
+                if t.check.current_partition.fullname != previous_part:
+                    report.append('- %s' % t.check.current_partition.fullname)
+                    previous_part = t.check.current_partition.fullname
+
+                report.append('   - %s' % t.check.current_environ)
+
+            for key, ref in t.check.perfvalues.items():
+                var = key.split(':')[-1]
+                val = ref[0]
+                try:
+                    unit = ref[4]
+                except IndexError:
+                    unit = '(no unit specified)'
+
+                report.append('      * %s: %s %s' % (var, val, unit))
+
+        report.append(line_width * '-')
+        return '\n'.join(report)