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
  • [x] Creation time: Last year
Sort order
  • Date
  • Score
Content type
  • Article (Print) (84)
  • Article (1)
Keywords

« Previous 1 2 3 4 5 6 7 8 9 Next »

27%
Getting started with I/O profiling
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Photosani, Fotolia.com
a line like this: 1269925389.847294 write( 17, " 37989 2136595 2136589 213" ..., 3850) = 3850 <0.000004> This single line has several interesting parts. First, the amount of data written appears after
27%
Netcat – The admin's best friend
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Dmitry Rukhlenko, 123RF.com
the source port of your connection to 16000, you could add the -p option: # nc -p 16000 examplehost.tld 22 To add a timeout for latency testing, you could use the -w parameter with the number of seconds – 30
27%
Monitoring daemons with shell tools
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Shariff Che'Lah, 123RF.com
is not accessible! ****************" >> dba.log 15 /usr/local/etc/rc.d/002pgsql.sh start 16 sleep 15 17 psql -U monitor -d monitor -c "select * from watch;" 18 19 if [ $? -eq 0 ]; 20 21 then 22
27%
Targeted defense against brute force attacks
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Andrii IURLOV, 123RF.com
with Linux Debian 5.0.7, Ubuntu 10.10, and openSUSE 11.3. If you don't use Linux, check out the "Other Operating Systems" box. Other Operating Systems If you do not use Linux, you'll need to find out
27%
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
27%
Tracing applications with OProfile and SystemTap
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© boing, Photocase.com
686 oprofile-0.9.5-4.fc12.i686 To profile the kernel, you need to tell OProfile where the kernel image is located with the --vmlinux option: opcontrol --setup --vmlinux=/usr/lib/debug/lib/ modules
27%
Connecting dissimilar IPsec implementations
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© Yuri Arcurs, 123RF.com
192.168.2.0/24; 21 service any; 22 } 23 IPsec-policy pfs2-aes256-sha1; 24 } 25 } 26 } 27 } Again you can reuse the proposal and the policy. Assuming
27%
Successful automatic service detection
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Dmitriy Denysov, 123RF.com
to find out more details about specific services. Listing 1 Nmap Command root@sandbox:~# nmap -v -A www.haribo.de ... Host www2.haribo.com (213.185.81.67) is up (0.011s latency). Interesting
27%
Data acquisition with shell tools
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Dmitriy Syechin, 123RF
# If the line already exists .... 13 if [ $back -eq 0 ]; 14 then 15 echo "############### Line already exists! #############" 16 grep $keyfield $newdat 17 echo
27%
Configuring the JBoss application server
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
HONGQI ZHANG, 123RF.com
/server/all/deploy/helloworld.war 10:25:22,371 INFO [TomcatDeployment] undeploy, ctxPath=/helloworld # cp -r /opt/examples/helloworld.war/ /opt/jboss-5.1.0.GA/server/all/deploy/ 10:25:22,412 INFO [TomcatDeployment] deploy, ctx

« Previous 1 2 3 4 5 6 7 8 9 Next »

Service

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