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Source code for galaxy.jobs.metrics.instrumenters.cpuinfo

"""The module describes the ``cpuinfo`` job metrics plugin."""
import logging
import re

from galaxy import util

from ..instrumenters import InstrumentPlugin
from ...metrics import formatting

log = logging.getLogger(__name__)

PROCESSOR_LINE = re.compile(r"processor\s*\:\s*(\d+)")


class CpuInfoFormatter(formatting.JobMetricFormatter):

    def format(self, key, value):
        if key == "processor_count":
            return "Processor Count", "%s" % int(value)
        else:
            return key, value


[docs]class CpuInfoPlugin(InstrumentPlugin): """ Gather information about processor configuration from /proc/cpuinfo. Linux only. """ plugin_type = "cpuinfo" formatter = CpuInfoFormatter()
[docs] def __init__(self, **kwargs): self.verbose = util.asbool(kwargs.get("verbose", False))
[docs] def pre_execute_instrument(self, job_directory): return "cat /proc/cpuinfo > '%s'" % self.__instrument_cpuinfo_path(job_directory)
[docs] def job_properties(self, job_id, job_directory): properties = {} processor_count = 0 with open(self.__instrument_cpuinfo_path(job_directory)) as f: current_processor = None for line in f: line = line.strip().lower() if not line: # Skip empty lines continue processor_line_match = PROCESSOR_LINE.match(line) if processor_line_match: processor_count += 1 current_processor = processor_line_match.group(1) elif current_processor and self.verbose: # If verbose, dump information about each processor # into database... key, value = line.split(":", 1) key = "processor_%s_%s" % (current_processor, key.strip()) value = value properties["processor_count"] = processor_count return properties
def __instrument_cpuinfo_path(self, job_directory): return self._instrument_file_path(job_directory, "cpuinfo")
__all__ = ('CpuInfoPlugin', )