diff options
Diffstat (limited to 'meta/classes/buildstats.bbclass')
| -rw-r--r-- | meta/classes/buildstats.bbclass | 314 |
1 files changed, 168 insertions, 146 deletions
diff --git a/meta/classes/buildstats.bbclass b/meta/classes/buildstats.bbclass index 8077035367..960653c704 100644 --- a/meta/classes/buildstats.bbclass +++ b/meta/classes/buildstats.bbclass @@ -1,197 +1,219 @@ -BUILDSTATS_BASE = ${TMPDIR}/buildstats/ -BNFILE = ${BUILDSTATS_BASE}/.buildname +BUILDSTATS_BASE = "${TMPDIR}/buildstats/" ################################################################################ -# Build statistics gathering. +# Build statistics gathering. # # The CPU and Time gathering/tracking functions and bbevent inspiration -# were written by Christopher Larson and can be seen here: -# http://kergoth.pastey.net/142813 -# +# were written by Christopher Larson. +# ################################################################################ -def get_process_cputime(pid): - fields = open("/proc/%d/stat" % pid, "r").readline().rstrip().split() +def get_buildprocess_cputime(pid): + with open("/proc/%d/stat" % pid, "r") as f: + fields = f.readline().rstrip().split() # 13: utime, 14: stime, 15: cutime, 16: cstime return sum(int(field) for field in fields[13:16]) +def get_process_cputime(pid): + import resource + with open("/proc/%d/stat" % pid, "r") as f: + fields = f.readline().rstrip().split() + stats = { + 'utime' : fields[13], + 'stime' : fields[14], + 'cutime' : fields[15], + 'cstime' : fields[16], + } + iostats = {} + if os.path.isfile("/proc/%d/io" % pid): + with open("/proc/%d/io" % pid, "r") as f: + while True: + i = f.readline().strip() + if not i: + break + if not ":" in i: + # one more extra line is appended (empty or containing "0") + # most probably due to race condition in kernel while + # updating IO stats + break + i = i.split(": ") + iostats[i[0]] = i[1] + resources = resource.getrusage(resource.RUSAGE_SELF) + childres = resource.getrusage(resource.RUSAGE_CHILDREN) + return stats, iostats, resources, childres + def get_cputime(): - fields = open("/proc/stat", "r").readline().rstrip().split()[1:] + with open("/proc/stat", "r") as f: + fields = f.readline().rstrip().split()[1:] return sum(int(field) for field in fields) -def set_timedata(var, data): - import time +def set_timedata(var, d, server_time): + d.setVar(var, server_time) + +def get_timedata(var, d, end_time): + oldtime = d.getVar(var, False) + if oldtime is None: + return + return end_time - oldtime +def set_buildtimedata(var, d): + import time time = time.time() cputime = get_cputime() - proctime = get_process_cputime(os.getpid()) - data.setVar(var, (time, cputime, proctime)) + proctime = get_buildprocess_cputime(os.getpid()) + d.setVar(var, (time, cputime, proctime)) -def get_timedata(var, data): +def get_buildtimedata(var, d): import time - timedata = data.getVar(var, False) + timedata = d.getVar(var, False) if timedata is None: return oldtime, oldcpu, oldproc = timedata - procdiff = get_process_cputime(os.getpid()) - oldproc + procdiff = get_buildprocess_cputime(os.getpid()) - oldproc cpudiff = get_cputime() - oldcpu - timediff = time.time() - oldtime + end_time = time.time() + timediff = end_time - oldtime if cpudiff > 0: cpuperc = float(procdiff) * 100 / cpudiff else: cpuperc = None return timediff, cpuperc - -############################################## -# We need to set the buildname to a file since -# BUILDNAME changes throughout a build -############################################## - -def set_bn(e): - bn = e.getPkgs()[0] + "-" + bb.data.getVar('MACHINE',e.data, True) - try: - os.remove(bb.data.getVar('BNFILE',e.data, True)) - except: - pass - file = open(bb.data.getVar('BNFILE',e.data, True), "w") - file.write(os.path.join(bn, bb.data.getVar('BUILDNAME', e.data, True))) - file.close() - -def get_bn(e): - file = open(bb.data.getVar('BNFILE',e.data, True)) - bn = file.readline() - file.close() - return bn + +def write_task_data(status, logfile, e, d): + bn = d.getVar('BUILDNAME') + bsdir = os.path.join(d.getVar('BUILDSTATS_BASE'), bn) + with open(os.path.join(logfile), "a") as f: + elapsedtime = get_timedata("__timedata_task", d, e.time) + if elapsedtime: + f.write(d.expand("${PF}: %s\n" % e.task)) + f.write(d.expand("Elapsed time: %0.2f seconds\n" % elapsedtime)) + cpu, iostats, resources, childres = get_process_cputime(os.getpid()) + if cpu: + f.write("utime: %s\n" % cpu['utime']) + f.write("stime: %s\n" % cpu['stime']) + f.write("cutime: %s\n" % cpu['cutime']) + f.write("cstime: %s\n" % cpu['cstime']) + for i in iostats: + f.write("IO %s: %s\n" % (i, iostats[i])) + rusages = ["ru_utime", "ru_stime", "ru_maxrss", "ru_minflt", "ru_majflt", "ru_inblock", "ru_oublock", "ru_nvcsw", "ru_nivcsw"] + for i in rusages: + f.write("rusage %s: %s\n" % (i, getattr(resources, i))) + for i in rusages: + f.write("Child rusage %s: %s\n" % (i, getattr(childres, i))) + if status is "passed": + f.write("Status: PASSED \n") + else: + f.write("Status: FAILED \n") + f.write("Ended: %0.2f \n" % e.time) python run_buildstats () { import bb.build import bb.event - import bb.data import time, subprocess, platform + bn = d.getVar('BUILDNAME') + bsdir = os.path.join(d.getVar('BUILDSTATS_BASE'), bn) + taskdir = os.path.join(bsdir, d.getVar('PF')) + if isinstance(e, bb.event.BuildStarted): - ############################################## - # at first pass make the buildstats heriarchy and then + ######################################################################## + # If the kernel was not configured to provide I/O statistics, issue + # a one time warning. + ######################################################################## + if not os.path.isfile("/proc/%d/io" % os.getpid()): + bb.warn("The Linux kernel on your build host was not configured to provide process I/O statistics. (CONFIG_TASK_IO_ACCOUNTING is not set)") + + ######################################################################## + # at first pass make the buildstats hierarchy and then # set the buildname - ############################################## - try: - bb.mkdirhier(bb.data.getVar('BUILDSTATS_BASE', e.data, True)) - except: - pass - set_bn(e) - bn = get_bn(e) - bsdir = os.path.join(bb.data.getVar('BUILDSTATS_BASE', e.data, True), bn) - try: - bb.mkdirhier(bsdir) - except: - pass - set_timedata("__timedata_build", e.data) + ######################################################################## + bb.utils.mkdirhier(bsdir) + set_buildtimedata("__timedata_build", d) build_time = os.path.join(bsdir, "build_stats") # write start of build into build_time - file = open(build_time,"a") - host_info = platform.uname() - file.write("Host Info: ") - for x in host_info: - if x: - file.write(x + " ") - file.write("\n") - file.write("Build Started: %0.2f \n" % time.time()) - file.close() - + with open(build_time, "a") as f: + host_info = platform.uname() + f.write("Host Info: ") + for x in host_info: + if x: + f.write(x + " ") + f.write("\n") + f.write("Build Started: %0.2f \n" % time.time()) + elif isinstance(e, bb.event.BuildCompleted): - bn=get_bn(e) - timedata = get_timedata("__timedata_build", e.data) - if not timedata: - return - time, cpu = timedata - bsdir = os.path.join(bb.data.getVar('BUILDSTATS_BASE', e.data, True), bn) build_time = os.path.join(bsdir, "build_stats") - # write end of build and cpu used into build_time - file = open(build_time, "a") - file.write("Elapsed time: %0.2f seconds \n" % (time)) - if cpu: - file.write("CPU usage: %0.1f%% \n" % cpu) - file.close() - + with open(build_time, "a") as f: + ######################################################################## + # Write build statistics for the build + ######################################################################## + timedata = get_buildtimedata("__timedata_build", d) + if timedata: + time, cpu = timedata + # write end of build and cpu used into build_time + f.write("Elapsed time: %0.2f seconds \n" % (time)) + if cpu: + f.write("CPU usage: %0.1f%% \n" % cpu) if isinstance(e, bb.build.TaskStarted): - bn=get_bn(e) - set_timedata("__timedata_task", e.data) - - bsdir = os.path.join(bb.data.getVar('BUILDSTATS_BASE', e.data, True), bn) - taskdir = os.path.join(bsdir, bb.data.expand("${PF}", e.data)) - try: - bb.mkdirhier(taskdir) - except: - pass + set_timedata("__timedata_task", d, e.time) + bb.utils.mkdirhier(taskdir) # write into the task event file the name and start time - file = open(os.path.join(taskdir, e.task), "a") - file.write("Event: %s \n" % bb.event.getName(e)) - file.write("Started: %0.2f \n" % time.time()) - file.close() + with open(os.path.join(taskdir, e.task), "a") as f: + f.write("Event: %s \n" % bb.event.getName(e)) + f.write("Started: %0.2f \n" % e.time) elif isinstance(e, bb.build.TaskSucceeded): - bn=get_bn(e) - timedata = get_timedata("__timedata_task", e.data) - if not timedata: - return - elapsedtime, cpu = timedata - bsdir = os.path.join(bb.data.getVar('BUILDSTATS_BASE', e.data, True), bn) - taskdir = os.path.join(bsdir, bb.data.expand("${PF}", e.data)) - file = open(os.path.join(taskdir, e.task), "a") - file.write(bb.data.expand("${PF}: %s: Elapsed time: %0.2f seconds \n" % - (e.task, elapsedtime), e.data)) - file.write("Ended: %0.2f \n" % time.time()) - if cpu: - file.write("CPU usage: %0.1f%% \n" % cpu) - - file.write("Status: PASSED") - file.close() - - ############################################## - # Alot of metric gathering occurs here. - # Reminder: I stripped out some in process stuff here - ############################################## - + write_task_data("passed", os.path.join(taskdir, e.task), e, d) if e.task == "do_rootfs": - bs=os.path.join(bsdir, "build_stats") - file = open(bs,"a") - rootfs = bb.data.getVar('IMAGE_ROOTFS', e.data, True) - rootfs_size = subprocess.Popen(["du", "-sh", rootfs], stdout=subprocess.PIPE).stdout.read() - file.write("Uncompressed Rootfs size: %s" % rootfs_size) - file.close() + bs = os.path.join(bsdir, "build_stats") + with open(bs, "a") as f: + rootfs = d.getVar('IMAGE_ROOTFS') + if os.path.isdir(rootfs): + try: + rootfs_size = subprocess.check_output(["du", "-sh", rootfs], + stderr=subprocess.STDOUT).decode('utf-8') + f.write("Uncompressed Rootfs size: %s" % rootfs_size) + except subprocess.CalledProcessError as err: + bb.warn("Failed to get rootfs size: %s" % err.output.decode('utf-8')) elif isinstance(e, bb.build.TaskFailed): - bn=get_bn(e) - timedata = get_timedata("__timedata_task", e.data) - if not timedata: - return - time, cpu = timedata - bsdir = os.path.join(bb.data.getVar('BUILDSTATS_BASE', e.data, True), bn) - taskdir = os.path.join(bsdir, bb.data.expand("${PF}", e.data)) - ############################################## - # If the task fails dump the regular data. - # fgrep -R "FAILED" <bsdir> - # will grep all the events that failed. - ############################################## - file = open(os.path.join(taskdir, e.task), "a") - file.write(bb.data.expand("${PF}: %s: Elapsed time: %0.2f seconds \n" % - (e.task, time), e.data)) - if cpu: - file.write("CPU usage: %0.1f%% \n" % cpu) - file.write("Status: FAILED") - file.close() - ############################################## - # Lets make things easier and tell people where the build failed in build_status - # We do this here because BuildCompleted triggers no matter what the status of the - # build actually is - ############################################## + # Can have a failure before TaskStarted so need to mkdir here too + bb.utils.mkdirhier(taskdir) + write_task_data("failed", os.path.join(taskdir, e.task), e, d) + ######################################################################## + # Lets make things easier and tell people where the build failed in + # build_status. We do this here because BuildCompleted triggers no + # matter what the status of the build actually is + ######################################################################## build_status = os.path.join(bsdir, "build_stats") - file = open(build_status,"a") - file.write(bb.data.expand("Failed at: ${PF} at task: %s \n" % e.task, e.data)) - file.close() - + with open(build_status, "a") as f: + f.write(d.expand("Failed at: ${PF} at task: %s \n" % e.task)) } addhandler run_buildstats +run_buildstats[eventmask] = "bb.event.BuildStarted bb.event.BuildCompleted bb.build.TaskStarted bb.build.TaskSucceeded bb.build.TaskFailed" + +python runqueue_stats () { + import buildstats + from bb import event, runqueue + # We should not record any samples before the first task has started, + # because that's the first activity shown in the process chart. + # Besides, at that point we are sure that the build variables + # are available that we need to find the output directory. + # The persistent SystemStats is stored in the datastore and + # closed when the build is done. + system_stats = d.getVar('_buildstats_system_stats', False) + if not system_stats and isinstance(e, (bb.runqueue.sceneQueueTaskStarted, bb.runqueue.runQueueTaskStarted)): + system_stats = buildstats.SystemStats(d) + d.setVar('_buildstats_system_stats', system_stats) + if system_stats: + # Ensure that we sample at important events. + done = isinstance(e, bb.event.BuildCompleted) + system_stats.sample(e, force=done) + if done: + system_stats.close() + d.delVar('_buildstats_system_stats') +} +addhandler runqueue_stats +runqueue_stats[eventmask] = "bb.runqueue.sceneQueueTaskStarted bb.runqueue.runQueueTaskStarted bb.event.HeartbeatEvent bb.event.BuildCompleted bb.event.MonitorDiskEvent" |