def __init__(self, app, probes):
"""
Creates a new instance of Abstract runtime
The constructor also instantiates caches for pmu events and topdown metrics
:param app: an instance of xpedite app, to interact with target application
:type app: xpedite.profiler.app.XpediteApp
:param probes: List of probes to be enabled for the current profile session
"""
from xpedite.profiler.resolver import ProbeResolver
from xpedite.pmu.eventsDb import EventsDbCache
from xpedite.pmu.topdown import TopdownCache
from xpedite.profiler.app import pingApp
pingApp(app)
self.app = app
self.probes = probes
self.profiles = None
self.probeResolver = ProbeResolver()
self.cpuInfo = None
self.eventsDbCache = EventsDbCache()
self.topdownCache = TopdownCache(self.eventsDbCache)
self.topdownMetrics = None
self.eventSet = None
def main():
"""Displays topdown hierarchy for localhost"""
parser = argparse.ArgumentParser(description='Top down micro architecture analysis')
parser.add_argument('--node', type=str, help='list pmu events for node - enter "all" to list events for all nodes')
args = parser.parse_args()
topdownCache = TopdownCache(EventsDbCache())
from xpedite.util import getCpuId
topdownHandle = topdownCache.get(getCpuId())
if args.node:
LOGGER.info('%s', topdownHandle.nodesToString(args.node))
return
LOGGER.info('%s', topdownHandle.hierarchy)