def create_metrics(platform: Platform) -> List[Metric]:
"""Creates a list of Metric objects from data in Platform object"""
platform_metrics = []
platform_metrics.extend([
Metric.create_metric_with_metadata(MetricName.PLATFORM_TOPOLOGY_CORES,
value=platform.cores),
Metric.create_metric_with_metadata(MetricName.PLATFORM_TOPOLOGY_CPUS,
value=platform.cpus),
Metric.create_metric_with_metadata(MetricName.PLATFORM_TOPOLOGY_SOCKETS,
value=platform.sockets),
Metric.create_metric_with_metadata(MetricName.PLATFORM_LAST_SEEN,
value=time.time()),
])
# Exporting measurements into metrics.
platform_metrics.extend(export_metrics_from_measurements(platform.measurements))
platform_metrics.append(
Metric.create_metric_with_metadata(
MetricName.WCA_INFORMATION,
value=1,
labels=dict(
sockets=str(platform.sockets),
cores=str(platform.cores),
cpus=str(platform.cpus),
cpu_model=platform.cpu_model,
wca_version=get_wca_version(),
)
)
)
return platform_metrics
def create_metrics(platform: Platform) -> List[Metric]:
"""Creates a list of Metric objects from data in Platform object"""
platform_metrics = list()
platform_metrics.append(
Metric.create_metric_with_metadata(name=MetricName.MEM_USAGE,
value=platform.total_memory_used))
for cpu_id, cpu_usage in platform.cpus_usage.items():
platform_metrics.append(
Metric.create_metric_with_metadata(
name=MetricName.CPU_USAGE_PER_CPU,
value=cpu_usage,
labels={"cpu": str(cpu_id)}))
return platform_metrics
def _get_internal_metrics(tasks: List[Task]) -> List[Metric]:
"""Internal wca metrics e.g. memory usage, profiling information."""
# Memory usage.
memory_usage_rss_self = resource.getrusage(resource.RUSAGE_SELF).ru_maxrss
memory_usage_rss_children = resource.getrusage(resource.RUSAGE_CHILDREN).ru_maxrss
memory_usage_rss = memory_usage_rss_self + memory_usage_rss_children
metrics = [
Metric.create_metric_with_metadata(MetricName.WCA_UP, value=time.time()),
Metric.create_metric_with_metadata(MetricName.WCA_TASKS, value=len(tasks)),
Metric.create_metric_with_metadata(MetricName.WCA_MEM_USAGE_BYTES,
value=int(memory_usage_rss * 1024)),
]
return metrics
def create_metrics(task_measurements: Measurements) -> List[Metric]:
"""Prepare a list of metrics for a mesos tasks based on provided measurements
applying common_labels.
:param task_measurements: use values of measurements to create metrics
"""
metrics = []
for metric_name, metric_value in task_measurements.items():
metric = Metric.create_metric_with_metadata(name=metric_name, value=metric_value)
metrics.append(metric)
return metrics