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77%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© kudryashka, 123RF.com
Gunther, M.Sc. Applied Mathematices, Ph.D. Theoretical Physics, is an internationally recognized consultant and the founder of Performance Dynamics Company (http://www.perfdynamics.com). After graduation
76%
Introduction to behavior-driven monitoring
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Mariya Herasymenko, 123RF
m0.008s Line 8 of the backtrace in Listing 6 shows that the issue is caused by the file permissions: The Nagios user wants to write the webrat.log file but does not have the required permissions
76%
Monitoring virtualization environments with Nagios and Icinga
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Sergej Khackimullin, 123RF
CPU PROCESS/NLWP # 173 daemon 17M 11M sleep 59 0 3:18:42 0.2% rcapd/1 # 17676 apl 6916K 3468K cpu4 59 0 0:00:00 0.1% prstat/1 # ... # ZONEID NPROC SWAP RSS MEMORY TIME
75%
Touring the top Knoppix debugging and rescue tools
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Rafal Olechowski, 123RF.com
04 errs: 0, errxfer: 0.0k, succxfer: 1667072.0k 05 +curr.rate: 5270kB/s, avg.rate: 5808kB/s, avg.load: 8.1% The resulting image, sdb ... 0
75%
News
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
 
information, see http://www.dell.com/. CollabNet Launches CloudForge CollabNet has announced CloudForge, a new development-Platform-as-a-Service (d
74%
Getting started with I/O profiling
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Photosani, Fotolia.com
://en.wikipedia.org/wiki/Message_Passing_Interface strace MPI: http://en.community.dell.com/techcenter/high-performance-computing/w/wiki/2265.aspx MPI strace Analyzer: http://clusterbuffer.wordpress.com/strace-analyzer/mpi-strace-analyzer/ MPI strace ... 8
74%
Tracing applications with OProfile and SystemTap
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© boing, Photocase.com
: all cores 0x40: core: this core 0x30: prefetch: all inclusive 0x10: prefetch: Hardware prefetch only 0x00: prefetch: exclude hardware prefetch 0x08: (M)ESI: Modified 0x04: M
73%
Managing virtual machines
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Igor Klimov, 123RF.com
://www.partimage.org "Libguestfs" by Richard W.M. Jones, Linux Pro Magazine , September 2010, pp. 22-26 Guestfish with filesystem: http://libguestfs.org/guestfish.1.html#prepared_disk_images Copying files with Guestfish: http://rwmj.wordpress.com
73%
An IT nomad's daily diary
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Kateryna Pruchkovska, 123RF.com
:10:DD \ 05 --ip=192.168.0.1 --subnet=255.255.255.0 --gateway=192.168.0.254 \ 06 --static=1 --netboot-enabled=Y All of this is no big deal if I'm just setting up a couple of machines
72%
Visualize data throughput with SMBTA
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Qi Feng, 123RF.com
://download.opensuse.org/repositories/network:/samba:/STABLE/ Stresstest appliance 0.0.2: http://holger123.wordpress.com/2011/01/28/smbta-stresstest-0-0-2-released-built-with-smb-traffic-analyzer-1-2-2 Cacti: http://www.cacti.net MRTG: http://oss.oetiker.ch/mrtg/pub/?M=D

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