def setup(self):
heat_time = self.misc_settings["time"]
logging.info("Preheat the system for {} seconds with a cpu bound task"
.format(heat_time))
cmd = "timeout {} python3 -c 'import numpy as np; " \
"m = np.random.randint(0, 100, (500, 500)); " \
"print(list(map(lambda x: len(np.linalg.eig(m)), range(10000))))' > /dev/null".format(heat_time)
if does_command_succeed("python3 -c 'import numpy as np; '") and does_program_exist("bash"):
# source: http://bruxy.regnet.cz/web/linux/EN/mandelbrot-set-in-bash/
cmd = """bash -c "
#!/bin/bash
S0=S;S1=H;S2=E;S3=L;S4=L;e=echo;b=bc;I=-1;for x in {1..24};
do R=-2;for y in {1..80};do B=0;r=0;i=0;while [ $B -le 32 ];do
r2=`$e "$r*$r"|$b`;i2=`$e "$i*$i"|$b`;i=`$e "2*$i*$r+$I"|$b`;
r=`$e "$r2-$i2+$R"|$b`;: $((B+=1));V=`$e "($r2 +$i2)>4"|$b`;
if [ "$V" -eq 1 ];then break;fi;done; if [ $B -ge 32 ];then
$e -n " ";else U=$(((B*4)/15+30));$e -en "\E[01;$U""m";C=$((C%5));
eval "$e -ne \$E\$S$C";: $((C+=1));fi;R=`$e "$R+0.03125"|$b`
done;$e -e "\E[m\E(\r";I=`$e "$I+0.08333"|$b`;done #(c)BruXy "
"""
procs = []
for i in range(0, multiprocessing.cpu_count()):
proc = subprocess.Popen(["/bin/sh", "-c", cmd], stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
universal_newlines=True)
procs.append(proc)
time.sleep(heat_time)
for proc in procs:
try:
proc.poll()
except BaseException as ex:
logging.error(ex)
def setup(self):
heat_time = self.misc_settings["time"]
logging.info(
"Preheat the system for {} seconds with a cpu bound task".format(
heat_time))
cmd = "timeout {} python3 -c 'import numpy as np; " \
"m = np.random.randint(0, 100, (500, 500)); " \
"print(list(map(lambda x: len(np.linalg.eig(m)), range(10000))))' > /dev/null".format(heat_time)
if does_command_succeed("python3 -c 'import numpy as np; '"
) and does_program_exist("bash"):
# source: http://bruxy.regnet.cz/web/linux/EN/mandelbrot-set-in-bash/
cmd = """bash -c "
#!/bin/bash
S0=S;S1=H;S2=E;S3=L;S4=L;e=echo;b=bc;I=-1;for x in {1..24};
do R=-2;for y in {1..80};do B=0;r=0;i=0;while [ $B -le 32 ];do
r2=`$e "$r*$r"|$b`;i2=`$e "$i*$i"|$b`;i=`$e "2*$i*$r+$I"|$b`;
r=`$e "$r2-$i2+$R"|$b`;: $((B+=1));V=`$e "($r2 +$i2)>4"|$b`;
if [ "$V" -eq 1 ];then break;fi;done; if [ $B -ge 32 ];then
$e -n " ";else U=$(((B*4)/15+30));$e -en "\E[01;$U""m";C=$((C%5));
eval "$e -ne \$E\$S$C";: $((C+=1));fi;R=`$e "$R+0.03125"|$b`
done;$e -e "\E[m\E(\r";I=`$e "$I+0.08333"|$b`;done #(c)BruXy "
"""
procs = []
for i in range(0, multiprocessing.cpu_count()):
proc = subprocess.Popen(["/bin/sh", "-c", cmd],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
universal_newlines=True)
procs.append(proc)
time.sleep(heat_time)
for proc in procs:
try:
proc.poll()
except BaseException as ex:
logging.error(ex)
def time_file(_tmp=[]) -> str:
""" Returns the command used to execute the (GNU) ``time`` tool (not the built in shell tool). """
if len(_tmp) == 0:
if on_apple_os():
if does_program_exist("gtime"):
_tmp.append(shutil.which("gtime"))
else:
return "false && "
else:
_tmp.append(shutil.which("time"))
return _tmp[0]
def time_file(_tmp=[]) -> str:
""" Returns the command used to execute the (GNU) ``time`` tool (not the built in shell tool). """
if len(_tmp) == 0:
if on_apple_os():
if does_program_exist("gtime"):
_tmp.append(shutil.which("gtime"))
else:
return "false && "
else:
_tmp.append(shutil.which("time"))
return _tmp[0]