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Add Prometheus Metric recording to PGBench #432

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Add Prometheus Metric recording to PGBench #432

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d0d97d1
Added prometheus metrics to pgbench
kdvalin May 25, 2022
0560900
Updated PGBench to include number of clients on prom query
kdvalin Jul 20, 2022
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16 changes: 16 additions & 0 deletions snafu/pgbench_wrapper/trigger_pgbench.py
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Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,7 @@ def __init__(self, args):
"run_start_timestamp": self.run_start_timestamp,
"sample_start_timestamp": self.sample_start_timestamp,
"description": self.description,
"num_clients": int(self.description.split('|')[-1].split(':')[-1].strip())
}
)

Expand Down Expand Up @@ -171,13 +172,16 @@ def _summarize_data(self, data, iteration, uuid, database, pgb_vers):
print("+{}+".format("-" * (115)))

def emit_actions(self):
sample_starttime = datetime.utcnow().strftime("%s")
output = self._run_pgbench()
if output[2] == 1:
print("PGBench failed to execute, trying one more time..")
sample_starttime = datetime.utcnow().strftime("%s")
output = self._run_pgbench()
if output[2] == 1:
print("PGBench failed to execute a second time, stopping...")
exit(1)
sample_endtime = datetime.utcnow().strftime("%s")
data = self._parse_stdout(output[0])
progress = self._parse_stderr(output[1])
documents = self._json_payload(self.meta_processed, data)
Expand All @@ -200,3 +204,15 @@ def emit_actions(self):
if len(documents_prog) > 0:
for document in documents_prog:
yield document, "results"
sample_info_dict = {
"uuid": self.uuid,
"user": self.user,
"cluster_name": self.cluster_name,
"starttime": sample_starttime,
"endtime": sample_endtime,
"sample": self.run[0],
"tool": "pgbench",
"test_config": self.meta_processed[0],
}

yield sample_info_dict, "get_prometheus_trigger"