Hello Jean-Yves,
Yes, you are right, it does look like a memory leak: the memory
increases linearly with the number of iterations (see attached file and
modified script below).
But keep in mind that the plot might integrate some growing overhead due
to the plotting...
Antoine
/////////
niter=1000;
mems=zeros(1:niter+1)*%nan;
is=0:niter;
h=scf();
mem=evstr(tokens(unix_g('free -b| grep ''Mem:'''))(3));
mems(1)=mem;
plot(is,mems,'k.');
xlabel('iteration of splin/interp')
ylabel('memory used')
for i=1:niter
mprintf("%d\n",i);
n=1e6;
xp=1:n;
x=1:100:n;
y=rand(x);
d=splin(x,y);
z=interp(xp,x,y,d);
mem=evstr(tokens(unix_g('free -b| grep ''Mem:'''))(3));
mems(i+1)=mem;
plot(is,mems,'k.');
xs2png(h,"memory_leak.png");
end
Le 08/03/2021 à 09:56, Jean-Yves Baudais a écrit :
for i=1:1000
mprintf("%d\n",i);
n=1e6;
xp=1:n;
x=1:100:n;
y=rand(x);
d=splin(x,y);
z=interp(xp,x,y,d);
end
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