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buildstats: Separate out the build and task data to allow improvements 

The combined build and task data code makes changing things hard, separate
out the functions so that changes can be made to the task data whilst the
build data remains unchanged.

(From OE-Core rev: c79cfce4f820f20346d0565df8df626832976e28)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Richard Purdie 2015-12-17 14:54:14 +00:00
parent 38a2553864
commit 3187647d89
1 changed files with 25 additions and 12 deletions
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37
meta/classes/buildstats.bbclass
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@ -20,17 +20,33 @@ def get_cputime():
fields = f.readline().rstrip().split()[1:]
return sum(int(field) for field in fields)
def set_timedata(var, d, server_time=None):
import time
if server_time:
time = server_time
def set_timedata(var, d, server_time):
cputime = get_cputime()
proctime = get_process_cputime(os.getpid())
d.setVar(var, (server_time, cputime, proctime))
def get_timedata(var, d, end_time):
timedata = d.getVar(var, False)
if timedata is None:
return
oldtime, oldcpu, oldproc = timedata
procdiff = get_process_cputime(os.getpid()) - oldproc
cpudiff = get_cputime() - oldcpu
timediff = end_time - oldtime
if cpudiff > 0:
cpuperc = float(procdiff) * 100 / cpudiff
else:
time = time.time()
cpuperc = None
return timediff, cpuperc
def set_buildtimedata(var, d):
import time
time = time.time()
cputime = get_cputime()
proctime = get_process_cputime(os.getpid())
d.setVar(var, (time, cputime, proctime))
def get_timedata(var, d, server_time=None):
def get_buildtimedata(var, d):
import time
timedata = d.getVar(var, False)
if timedata is None:
@ -38,10 +54,7 @@ def get_timedata(var, d, server_time=None):
oldtime, oldcpu, oldproc = timedata
procdiff = get_process_cputime(os.getpid()) - oldproc
cpudiff = get_cputime() - oldcpu
if server_time:
end_time = server_time
else:
end_time = time.time()
end_time = time.time()
timediff = end_time - oldtime
if cpudiff > 0:
cpuperc = float(procdiff) * 100 / cpudiff
@ -81,7 +94,7 @@ python run_buildstats () {
# set the buildname
########################################################################
bb.utils.mkdirhier(bsdir)
set_timedata("__timedata_build", d)
set_buildtimedata("__timedata_build", d)
build_time = os.path.join(bsdir, "build_stats")
# write start of build into build_time
with open(build_time, "a") as f:
@ -99,7 +112,7 @@ python run_buildstats () {
########################################################################
# Write build statistics for the build
########################################################################
timedata = get_timedata("__timedata_build", d)
timedata = get_buildtimedata("__timedata_build", d)
if timedata:
time, cpu = timedata
# write end of build and cpu used into build_time