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44%
Tuning your filesystem's cache
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
Resident Pages: 0/15 0/60K 0% 05 Elapsed: 8.1e-05 seconds 06 $ ./vmtouch -vt /bin/gzip 07 /bin/gzip 08 [OOOOOOOOOOOOOOO] 15/15 09 10 Files: 1 11 Directories: 0 12 Touched Pages: 15 (60K) 13
44%
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
43%
Targeted defense against brute force attacks
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Andrii IURLOV, 123RF.com
, although it is the older version 1.4; you can get the improved 1.5 version from the sshguard website [2]. When this magazine went to press, the latest version was a release candidate, but the final version
43%
Exploring the differences between MariaDB and MySQL
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© iofoto, Fotolia.com
.5.8 GA release of MySQL, the outside contributions are, for the most part, quite minor – mostly just bug fixes [4] – whereas in MariaDB 5.2, several major new features were introduced from code contributed
43%
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
43%
An IT nomad's diary
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Jasmin Merdan, 123RF.com
software repository on your computer. Listing 1 shows you the Yum repository file for Fedora 14/15, or RHEL 6; the OpenShift website has installation how-tos for other systems (including Windows and Mac OS X
43%
Single sign-on with SSSD, LDAP, and Kerberos
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Anja Kaiser; Fotolia
for tscherf@TUXGEEK.DE: 03 04 # klist -5 05 Ticket cache: FILE:/tmp/krb5cc_500 06 Default principal: tscherf@TUXGEEK.DE 07 08 Valid starting Expires Service principal 09 08/06/10 15:41:50 08
43%
Processing the new sudo logging format
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Photo by Kelly Sikkema on Unsplash
(s_sudojson); parser(p_json); destination(d_sudo); }; Listing 2 New Logfile Format May 22 09:38:51 user tscherf ran /usr/bin/vim on host master.ipa.test using sudo May 22 09:38:52 user tscherf ran
43%
Boost performance of your Python programs
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Eric Isselée, 123RF
() 15 p1.start() 16 p3.start() 17 18 p1.join() 19 p2.join() 20 p3.join() To see that multiprocessing creates multiple subprocesses, run the code shown in Listing 2 (counting
43%
Strategies for routing voice calls around a firewall
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
gnohz, 123RF.com
: 09 Content-Type: application/sdp 10 Content-Length: 142 11 12 v=0 13 o=alice 53655765 2353687637 IN IP4 pc33.atlanta.com 14 s=- 15 t=0 0 16 c=IN IP4 pc33.atlanta.com 17

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