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108 lines
2.8 KiB
108 lines
2.8 KiB
6 years ago
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import os
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import sys
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import zmq
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from lru import LRU
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from cereal import log
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from common.realtime import Ratekeeper
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import cereal.messaging as messaging
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from cereal.services import service_list
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def cputime_total(ct):
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return ct.user+ct.nice+ct.system+ct.idle+ct.iowait+ct.irq+ct.softirq
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def cputime_busy(ct):
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return ct.user+ct.nice+ct.system+ct.irq+ct.softirq
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def cpu_dtotal(l1, l2):
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t1_total = sum(cputime_total(ct) for ct in l1.cpuTimes)
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t2_total = sum(cputime_total(ct) for ct in l2.cpuTimes)
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return t2_total - t1_total
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def cpu_percent(l1, l2):
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dtotal = cpu_dtotal(l1, l2)
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t1_busy = sum(cputime_busy(ct) for ct in l1.cpuTimes)
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t2_busy = sum(cputime_busy(ct) for ct in l2.cpuTimes)
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dbusy = t2_busy - t1_busy
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if dbusy < 0 or dtotal <= 0:
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return 0.0
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return dbusy / dtotal
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def proc_cpu_percent(proc1, proc2, l1, l2):
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dtotal = cpu_dtotal(l1, l2)
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dproc = (proc2.cpuUser+proc2.cpuSystem) - (proc1.cpuUser+proc1.cpuSystem)
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if dproc < 0:
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return 0.0
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return dproc / dtotal
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def display_cpu(pl1, pl2):
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l1, l2 = pl1.procLog, pl2.procLog
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print(cpu_percent(l1, l2))
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procs1 = dict((proc.pid, proc) for proc in l1.procs)
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procs2 = dict((proc.pid, proc) for proc in l2.procs)
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procs_print = 4
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procs_with_percent = sorted((proc_cpu_percent(procs1[proc.pid], proc, l1, l2), proc) for proc in l2.procs
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if proc.pid in procs1)
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for percent, proc in procs_with_percent[-1:-procs_print-1:-1]:
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print(percent, proc.name)
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print()
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def main():
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frame_cache = LRU(16)
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md_cache = LRU(16)
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plan_cache = LRU(16)
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frame_sock = messaging.sub_sock('frame')
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md_sock = messaging.sub_sock('model')
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plan_sock = messaging.sub_sock('plan')
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controls_state_sock = messaging.sub_sock('controlsState')
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proc = messaging.sub_sock('procLog')
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pls = [None, None]
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rk = Ratekeeper(10)
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while True:
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for msg in messaging.drain_sock(frame_sock):
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frame_cache[msg.frame.frameId] = msg
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for msg in messaging.drain_sock(md_sock):
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md_cache[msg.logMonoTime] = msg
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for msg in messaging.drain_sock(plan_sock):
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plan_cache[msg.logMonoTime] = msg
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controls_state = messaging.recv_sock(controls_state_sock)
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if controls_state is not None:
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plan_time = controls_state.controlsState.planMonoTime
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if plan_time != 0 and plan_time in plan_cache:
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plan = plan_cache[plan_time]
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md_time = plan.plan.mdMonoTime
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if md_time != 0 and md_time in md_cache:
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md = md_cache[md_time]
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frame_id = md.model.frameId
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if frame_id != 0 and frame_id in frame_cache:
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frame = frame_cache[frame_id]
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print("controls lag: %.2fms" % ((controls_state.logMonoTime - frame.frame.timestampEof) / 1e6))
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pls = (pls+messaging.drain_sock(proc))[-2:]
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if None not in pls:
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display_cpu(*pls)
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rk.keep_time()
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if __name__ == "__main__":
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main()
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