def test_unused_heap_java8(self):
"""Test unused heap calculations for Java 8.
Ensure for Java 8;
- free java heap equals (committed - used)
"""
stats = {}
java_version = 8
mock_smaps_output = {
0: 19460,
1: 71640,
2: 193744,
3: 3216,
4: 0,
5: 92176,
6: 0,
}
smaps.get_smaps_rss_by_category = Mock(return_value=mock_smaps_output)
# Check for following Java 8 scenarios:
# - with and without memorypools
# - with parallelGC
for mem_stats in [
MENDIX_6_JAVA_8_MEMORY_STATS,
MENDIX_6_5_0_JAVA_8_MEMORY_STATS,
MENDIX_6_JAVA_8_STATS_PARALLELGC,
]:
stats["memory"] = mem_stats
mock_threadpool_stats = {
"threads_priority": 0,
"max_threads": 0,
"min_threads": 0,
"max_idle_time_s": 0,
"max_queued": -0,
"threads": 0,
"idle_threads": 0,
"max_stop_time_s": 0,
}
new_stats = _populate_stats_by_java_version(
copy.deepcopy(stats), java_version
)
new_stats["threadpool"] = mock_threadpool_stats
fixed_stats = augment_and_fix_stats(new_stats, 0, java_version)
javaheap = fixed_stats["memory"]["javaheap"]
self.assertEqual(
javaheap,
(
stats["memory"]["committed_heap"]
- stats["memory"]["used_heap"]
),
)
def _inject_m2ee_stats(self, stats):
try:
m2ee_stats, java_version = munin.get_stats_from_runtime(
self.m2ee.client, self.m2ee.config)
if "sessions" in m2ee_stats:
m2ee_stats["sessions"]["user_sessions"] = {}
m2ee_stats = munin.augment_and_fix_stats(
m2ee_stats, self.m2ee.runner.get_pid(), java_version)
self._sanity_check_m2ee_stats(m2ee_stats)
stats["mendix_runtime"] = m2ee_stats
except Exception:
logging.debug("Unable to get metrics from runtime")
finally:
return stats
def _inject_m2ee_stats(self, stats):
try:
m2ee_stats, java_version = munin.get_stats_from_runtime(
self.m2ee.client, self.m2ee.config)
if "sessions" in m2ee_stats:
m2ee_stats["sessions"]["user_sessions"] = {}
m2ee_stats = munin.augment_and_fix_stats(
m2ee_stats, self.m2ee.runner.get_pid(), java_version)
critical_logs_count = len(
self.m2ee.client.get_critical_log_messages())
m2ee_stats["critical_logs_count"] = critical_logs_count
stats["mendix_runtime"] = m2ee_stats
except Exception:
logging.debug("Unable to get metrics from runtime")
finally:
return stats
