Admin Magazine
 
  • News
  •  
  • Articles
  •  
  • Tech Tools
  •  
  • Subscribe
  •  
  • Archive
  •  
  • Whitepapers
  •  
  • Digisub
  •  
  • Write for Us!
  •  
  • Newsletter
  •  
  • Shop
  • DevOps
  • Cloud Computing
  • Virtualization
  • HPC
  • Linux
  • Windows
  • Security
  • Monitoring
  • Databases
  • all Topics...
Search
Login
ADMIN Magazine on Facebook
GooglePlus

Search

Refine your search
Sort order
  • Date
  • Score
Content type
  • Article (Print) (525)
  • Article (146)
  • Blog post (2)
  • News (2)
Keywords
Creation time
  • Last day
  • Last week
  • Last month
  • Last three months
  • Last year

« Previous 1 ... 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ... 68 Next »

20%
Stretching devices with limited resources
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © Lucy Baldwin, 123RF.com
DATA COMPR TOTAL STREAMS MOUNTPOINT /dev/zram0 lzo-rle 512M 4K 73B 12K 2 [SWAP] # Cleanup procedure (destroy the ZRAM setup) $ sudo swapoff /dev/zram0 $ sudo zramctl --reset /dev/zram0
20%
Secure Your Server with TCP Wrappers
02.10.2012
Home »  Articles  » 
 
of many automated attack methods. As well as being able to take individual IP addresses, hosts.allow can happily handle the CIDR notation of classless IP address ranges, such as: sshd: 10.10.10.0/24, 1
20%
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
20%
Warewulf Cluster Manager – Master and Compute Nodes
22.05.2012
Home »  HPC  »  Articles  » 
dhcp.x86_64 12:4.1.1-25.P1.el6_2.1 will be installed ---> Package mod_perl.x86_64 0:2.0.4-10.el6 will be installed --> Processing Dependency: perl(BSD::Resource) for package: mod_perl-2.0.4-10.el6.x86
20%
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 $response; 16 17
20%
Small-board computers
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © Author, 123RF.com
], to robotics [10], to underwater ROVs [11], and yes, even clusters [12]. The appeal of the Rasp Pi is that it is cheap, uses almost no power, is easy to program, and is really small. Wonderful World of SBCs
20%
Embarrassingly parallel computation
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Lead Image © Lucy Baldwin, 123RF.com
* argv[]) 08 { 09 long niter = 1000000000; 10 int myid; //holds process's rank id 11 double x,y; //x,y value for the random coordinate 12 int i; 13
20%
OpenACC – Data Management
07.02.2019
Home »  HPC  »  Articles  » 
 data copy(a) !$acc parallel loop   do i=1,n     a(i) = 0.0   enddo !$acc data end   #pragma acc data copy(a) {   #pragma acc parallel loop   {     for (int i=0; i < n; i++)     {       a[i] = 0.0
20%
Programming with OpenMP
07.11.2011
Home »  HPC  »  Articles  » 
     #pragma omp parallel for shared (sum) private (i) 12     for ( i=0; i < 1000000; i++) { 13         #pragma omp critical (sum_total) 14         sum = sum + a[i]; 15     } 16     printf("sum=%lf\n",sum); 17
20%
Look for Bottlenecks with Open|SpeedShop
21.12.2011
Home »  HPC  »  Articles  » 
module load openspeedshop-2.0.1 module load mvapich-1.1  (or other MPI implementation). If you run your application like this normally, mpirun –np 256 smg2000 –n 65 65 65  or this, srun -ppbatch -N 32

« Previous 1 ... 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ... 68 Next »

Service

  • Article Code
  • Contact
  • Legal Notice
  • Privacy Policy
  • Glossary
    • Backup Test
© 2025 Linux New Media USA, LLC – Legal Notice