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23%
StarCluster Toolkit: Virtualization Meets HPC
16.01.2013
Home »  HPC  »  Articles  » 
(nsamples): 12     x = random.random() 13     y = random.random() 14     if (x*x)+(y*y)<1: 15         inside += 1 16  17 mypi = (4.0 * inside)/nsamples 18 pi = comm.reduce(mypi, op=MPI.SUM, root=0) 19  20 if rank
23%
Thread processing in Python
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © Christos Georghiou, 123RF.com
= sol.copy() 10 11 for j in range(0,ny-1): 12 sol[0,j] = 10.0 13 sol[nx-1,j] = 1.0 14 # end for 15 16 for i in range(0,nx-1): 17 sol[i,0] = 0.0 18 sol[i,ny-1] = 0.0 19 # end for 20 21 # Iterate 22
23%
Building a virtual NVMe drive
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © lassedesignen, 123RF
7 1 56008 loop1 06 7 2 56184 loop2 07 7 3 91264 loop3 08 259 0 244198584 nvme0n1 09 8 0 488386584 sda 10 8 1 1024 sda1 11
23%
I/O Profiling at the Block Level
27.08.2014
Home »  HPC  »  Articles  » 
.5 GB 7.8% (17.9% cumulative) 6.7 GB 6.8% (24.7% cumulative) 8.9 GB 6.3% (30.9% cumulative) 11.2 GB 5.9% (36.9% cumulative) 13.4 GB 5.7% (42.6% cumulative) 15.7 GB 5.4% (48.0% cumulative) 17.9 GB 5
23%
Asynchronous PostgreSQL
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © Fesus Robert, 123RF.com
\nContent-Type: text/plain\n\n"; 09 $|=1; $|=0; # flush 10 11 my $dbh; 12 13 $SIG{TERM}=sub { 14 $dbh->pg_cancel if $dbh and $dbh->{pg_async_status}==1; 15 }; 16 17 $dbh
23%
mpi4py – high-performance distributed Python
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © liu liming, 123RF.com
): 11 12 s = 0.0 13 s += h * f(a) 14 for i in range(1, n): 15 s += 2.0 * h * f(a + i*h) 16 # end for 17 s += h * f(b) 18 return (s/2.) 19 # end def 20 21 22 # Main section 23 comm = MPI
23%
Automation Scripting with PHP
16.10.2012
Home »  Articles  » 
 
($ssh, '/sbin/ifconfig'); 07 stream_set_blocking($stream, true); 08 09 $response = ''; 10 while($buffer = fread($stream, 4096)) { 11 $response .= $buffer; 12 } 13 14 fclose($stream); 15 echo $response; 16 17
23%
Registry for Docker images
01.08.2019
Home »  Archive  »  2019  »  Issue 52: Stop...  » 
Lead Image © Viktoriya Malova, 123RF.com
addr: :5000 10 tls: 11 certificate: "/le/live/remote.repository.com/cert.pem" 12 key: "/le/live/remote.repository.com/privkey.pem" 13 auth: 14 token: 15 realm
22%
Detecting malware with Yara
09.10.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © Mohamad Razi Bin Husin, 123RF.com
= "A pdf file that contains a bad link" 10 11 strings: 12 $pdf_magic = {68 47 77 22} 13 $s_anchor_tag = "14 $s_uri = /\(http.+\)/ ascii" 15 16 condition: 17 $pdf_magic at 0 and (#s
22%
Creating Virtual SSDs
21.01.2020
Home »  HPC  »  Articles  » 
        1      56008 loop1 06    7        2      56184 loop2 07    7        3      91264 loop3 08  259        0  244198584 nvme0n1 09    8        0  488386584 sda 10    8        1       1024 sda1 11

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