<html dir="ltr">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<style id="owaParaStyle" type="text/css">P {margin-top:0;margin-bottom:0;}</style>
</head>
<body ocsi="0" fpstyle="1">
<div style="direction: ltr;font-family: Tahoma;color: #000000;font-size: 10pt;">Dear all,<br>
I would like to exploit/ test the band parallelisation<br>
I am running a gamma point calculation with nbands 272 <br>
<br>
I run 3 tests using 272 nband 1, 544 nband 2, 816 nband 3 respectively<br>
Test1<br>
dtiana@daint104:/scratch/daint/dtiana> grep time afm-1.out <br>
total cpu time spent up to now is 11.8 secs<br>
total cpu time spent up to now is 22.0 secs<br>
total cpu time spent up to now is 28.0 secs<br>
Application 5747240 resources: utime ~8080s, stime ~103s, Rss ~173424, inblocks ~11263176, outblocks ~13955496<br>
Test2<br>
dtiana@daint104:/scratch/daint/dtiana> grep time afm-2.out <br>
total cpu time spent up to now is 15.1 secs<br>
total cpu time spent up to now is 27.3 secs<br>
total cpu time spent up to now is 33.9 secs<br>
Application 5747236 resources: utime ~17984s, stime ~209s, Rss ~175072, inblocks ~22506882, outblocks ~27724272<br>
Test3<br>
dtiana@daint104:/scratch/daint/dtiana> grep time afm-3.out <br>
total cpu time spent up to now is 20.5 secs<br>
total cpu time spent up to now is 30.4 secs<br>
total cpu time spent up to now is 36.5 secs<br>
Application 5747233 resources: utime ~26335s, stime ~309s, Rss ~176636, inblocks ~33763645, outblocks ~41493055<br>
<br>
I am sure I am doing something stupid but I cannot understand what.<br>
Can anyone give me a tip?<br>
<br>
Cheers<br>
Davide<br>
<br>
</div>
</body>
</html>