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26%
Listing 4
21.08.2012
Home »  HPC  »  Articles  »  Warewulf 4 Code  » 
 
=================================================================================================== Install      20 Package(s) Total size: 5.4 M Total download size: 5.3 M Installed size: 15 M Is this ok [y/N]: y Downloading Packages: (1/19): cairo-1.8.8-3.1.el6.i686.rpm
26%
Give your servers the once over with Nmap
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© ragsac, 123RF.com
.nmap.org (64.13.134.52): Not shown: 994 filtered ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 4.3 (protocol 2.0) 25/tcp closed smtp
26%
Protect Your Servers with Nmap
23.07.2012
Home »  Articles  » 
 
 for brevity]            8   10.59 so-4-2-0.mpr3.pao1.us.above.net (64.125.28.142)            9   11.00 metro0.sv.svcolo.com (208.185.168.173)            10  9.93  scanme.nmap.org (64.13.134.52)            Nmap
26%
Improved Performance with Parallel I/O
24.09.2015
Home »  HPC  »  Articles  » 
Understanding the I/O pattern of your application is the starting point for improving its I/O performance, especially if I/O is a fairly large part of your application’s run time. ... seconds) and 80% parallel (800 seconds), but with only one process. Amdahl’s Law says the speedup is 1.00. As the number of processes increase, the wall clock time of the parallel portion decreases ... Understanding the I/O pattern of your application is the starting point for improving its I/O performance, especially if I/O is a fairly large part of your application’s run time.
26%
Rex
19.02.2013
Home »  Articles  » 
Just as subjects must obey their king, all the computers and servers in an organization should follow the administrator’s commands. With Rex, you don’t even need to leave your admin throne. ... on the administrator’s own machine, which even can be a Windows or Mac OS X machine; the only important thing is that you have a Perl environment in place. To install Rex, first pick up the git versioning tool (using ... Just as subjects must obey their king, all the computers and servers in an organization should follow the administrator’s commands. With Rex, you don’t even need to leave your admin throne.
25%
Five multipurpose thin clients compared
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © David Grigg, 123RF.com
25x177mm Weight: 1.2kg 1.44kg 1.3kg 1.12kg 0.455kg Operating system RangeeLinux IGEL Linux eLux RL Windows Embedded
25%
open64
01.08.2012
Home »  HPC  »  Articles  »  Warewulf Cluste...  »  Warewulf 3 Code  » 
 
_64 --> Processing Dependency: libc.so.6(GLIBC_2.3.4) for package: open64-5.0-0.x86_64 --> Processing Dependency: libdl.so.2 for package: open64-5.0-0.x86_64 --> Processing Dependency: libdl.so.2(GLIBC_2.0 ... Warewulf 3 open64 code
25%
mpi4py – high-performance distributed Python
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © liu liming, 123RF.com
the code is straightforward: $ mpirun -n 4 -f ./hosts python3 trap-mpi4py.py Another sample problem (Listing 8) integrates x ^2 over the interval from 0.0 to 2.0. The output contains information about what
25%
Win-Win with Cygwin
23.01.2012
Home »  Articles  » 
 
Windows administrators: Expand your horizons and your opportunities with Unix commands via Cygwin. Use Cygwin’s extensive list of Unix utilities for scripts, maintenance, compatibility ... ://mirrors.xmission.com . Figure 3: Choosing an available Cygwin download site. Try to choose one that’s physically close to you or that you know has bandwidth to spare. Also, you can add a URL of your own if you have ... Windows administrators: Expand your horizons and your opportunities with Unix commands via Cygwin. Use Cygwin’s extensive list of Unix utilities for scripts, maintenance, compatibility
25%
Managing containers with Podman
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © sandrobrezger, photocase.com
field: sudo ausearch -k watch-passwd time->Tue May 28 19:52:15 2019 type=CONFIG_CHANGE msg=audit (1559065935.923:2447): auid=1000 ses=2 subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023 op

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