frostfs-testlib/src/frostfs_testlib/load/interfaces/summarized.py
Andrey Berezin 73c362c307 [#153] Fix stat calculation and add error threshold
Signed-off-by: Andrey Berezin <a.berezin@yadro.com>
2023-12-22 11:33:50 +03:00

94 lines
3.6 KiB
Python

from dataclasses import dataclass, field
from frostfs_testlib.load.load_config import LoadParams, LoadScenario
from frostfs_testlib.load.load_metrics import get_metrics_object
@dataclass
class SummarizedErorrs:
total: int = field(default_factory=int)
percent: float = field(default_factory=float)
threshold: float = field(default_factory=float)
by_node: dict[str, int] = field(default_factory=dict)
def calc_stats(self, operations):
self.total += sum(self.by_node.values())
if not operations:
return
self.percent = self.total / operations * 100
@dataclass
class SummarizedLatencies:
avg: float = field(default_factory=float)
min: float = field(default_factory=float)
max: float = field(default_factory=float)
by_node: dict[str, dict[str, int]] = field(default_factory=dict)
def calc_stats(self):
if not self.by_node:
return
avgs = [lt["avg"] for lt in self.by_node.values()]
self.avg = sum(avgs) / len(avgs)
minimal = [lt["min"] for lt in self.by_node.values()]
self.min = min(minimal)
maximum = [lt["max"] for lt in self.by_node.values()]
self.max = max(maximum)
@dataclass
class SummarizedStats:
threads: int = field(default_factory=int)
requested_rate: int = field(default_factory=int)
operations: int = field(default_factory=int)
rate: float = field(default_factory=float)
throughput: float = field(default_factory=float)
latencies: SummarizedLatencies = field(default_factory=SummarizedLatencies)
errors: SummarizedErorrs = field(default_factory=SummarizedErorrs)
passed: bool = True
def calc_stats(self):
self.errors.calc_stats(self.operations)
self.latencies.calc_stats()
self.passed = self.errors.percent <= self.errors.threshold
@staticmethod
def collect(load_params: LoadParams, load_summaries: dict) -> dict[str, "SummarizedStats"]:
if load_params.scenario in [LoadScenario.gRPC_CAR, LoadScenario.S3_CAR]:
delete_vus = max(load_params.preallocated_deleters or 0, load_params.max_deleters or 0)
write_vus = max(load_params.preallocated_writers or 0, load_params.max_writers or 0)
read_vus = max(load_params.preallocated_readers or 0, load_params.max_readers or 0)
else:
write_vus = load_params.writers
read_vus = load_params.readers
delete_vus = load_params.deleters
summarized = {
"Write": SummarizedStats(threads=write_vus, requested_rate=load_params.write_rate),
"Read": SummarizedStats(threads=read_vus, requested_rate=load_params.read_rate),
"Delete": SummarizedStats(threads=delete_vus, requested_rate=load_params.delete_rate),
}
for node_key, load_summary in load_summaries.items():
metrics = get_metrics_object(load_params.scenario, load_summary)
for operation in metrics.operations:
target = summarized[operation._NAME]
if not operation.total_iterations:
continue
target.operations += operation.total_iterations
target.rate += operation.rate
target.latencies.by_node[node_key] = operation.latency
target.throughput += operation.throughput
target.errors.threshold = load_params.error_threshold
if operation.failed_iterations:
target.errors.by_node[node_key] = operation.failed_iterations
for operation in summarized.values():
operation.calc_stats()
return summarized