meta/lib/buildstats.py

2 # SPDX-License-Identifier: GPL-2.0-only
6 # like open log files and the time of the last sampling.
8 import time
26             # environments like Linux-VServer. Silently skip collecting
37         # Last time that we sampled /proc data resp. recorded disk monitoring data.
40         # Minimum number of seconds between recording a sample. This
57     def _reduce_meminfo(self, time, data):  argument
68             return (time,
78     def _reduce_diskstats(self, time, data):  argument
90             # We need to compute information about the time interval
91             # since the last sampling and record the result as sample
93             interval = time - self.diskstats_ltime
95                 sums = [ a - b for a, b in zip(diskdata, self.diskstats_data) ]
99                 util = max(0.0, min(1.0, util))
102         self.diskstats_ltime = time
107     def _reduce_nop(self, time, data):  argument
108         return (time, data)
110     def _reduce_stat(self, time, data):  argument
118             user = float((times[0] + times[1]) - (self.stat_ltimes[0] + self.stat_ltimes[1]))
119 …system = float((times[2] + times[5] + times[6]) - (self.stat_ltimes[2] + self.stat_ltimes[5] + sel…
120             idle = float(times[3] - self.stat_ltimes[3])
121             iowait = float(times[4] - self.stat_ltimes[4])
124             reduced = (time, (user/aSum, system/aSum, iowait/aSum))
129     def sample(self, event, force):  member in SystemStats
130         now = time.time()
131         if (now - self.last_proc > self.min_seconds) or force:
155            ((now - self.last_disk_monitor > self.min_seconds) or force):
158                      ''.join(['%s: %d\n' % (dev, sample.total_bytes - sample.free_bytes)
159                               for dev, sample in event.disk_usage.items()]).encode('ascii') +