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14%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
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Archive
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2011
»
Issue 6: Perfor...
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Rate;
08
$ServerName = "Cashier"; 09 $Workload = "Customers"; 10 #------------ PDQ Model ------------ 11 # Initialize internal PDQ variable
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pdq::Init("Grocery Store Checkout"); 13 # Modify the units used
14%
Tracing applications with OProfile and SystemTap
30.11.2025
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2010
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Issue 1: System...
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Finding I/O-Intensive Apps 01 #!/usr/bin/stap 02 03 global totals; 04 probe vfs.read 05 06 { 07 totals[execname(), pid()]++
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} 09 10 probe end 11 {
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printf("** Summary ** \n") 13 foreach
14%
Monitoring network computers with the Icinga Nagios fork
30.11.2025
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2010
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Issue 1: System...
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141.20.108.124 07 active_checks_enabled 1
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passive_checks_enabled 0 09 max_check_attempts 3 10 check_command check-host-alive 11
14%
VMware Server 2.0 on recent Linux distributions
30.11.2025
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2011
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Issue 3: Are yo...
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fi 05 06 ##### 07 LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/lib/vmware/lib/fc13lib64
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export LD_LIBRARY_PATH 09 ##### 10 11 eval exec "$DEBUG_CMD" "$binary" "$@"
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$ Of course, you'll need the new
14%
An IT nomad's diary
30.11.2025
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2011
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Issue 5: Pen Te...
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passphrase again:
08
Your identification has been saved in /home/UserName/.ssh/libra_id_rsa. 09 Your public key has been saved in /home/UserName/.ssh/libra_id_rsa.pub. 10 Creation successful 11
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You may now
14%
Single sign-on with SSSD, LDAP, and Kerberos
30.11.2025
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2010
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Issue 2: Backup...
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/07/10 15:41:50 krbtgt/TUXGEEK.DE@TUXGEEK.DE 10 renew until
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/06/10 15:41:50 11
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# ldapsearch -LLL -h localhost -b "dc=tuxgeek,dc=de" uid=tscherf 13 SASL/GSSAPI authentication started 14 SASL username
14%
Creating an SFTP jail
30.11.2025
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2011
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Issue 3: Are yo...
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-local 04 bash#> 05 bash#> pkgadd -d tcp_wrappers-7.6-sol10-sparc-local 06 07 The following packages are available:
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1 SMCtcpdwr tcp_wrappers 09 (sparc) 7.6 10 11 Select package
14%
Using the Expect scripting environment
30.11.2025
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2011
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Issue 5: Pen Te...
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$spin
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@$molecule.xyz 09 10 END 11
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done 13 done The Gaussian 09 (g09) computational chemistry simulation package uses a small input that tells it what type of predictions are desired and which
14%
Building a port scanner in Python
28.07.2025
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2025
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Issue 88: 5 Net...
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_port(host, port): 06 with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s: 07 s.settimeout(1)
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try: 09 s.connect((host, port)) 10 print(f"[+] Port {port} is open") 11 except
14%
Connecting dissimilar IPsec implementations
30.11.2025
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2011
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Issue 4: Secure...
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endpoint1=192.168.80.0/24 07 endpoint2=192.168.2.0/24
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action=requireinrequireout 09 auth1=computerpsk 10 auth1psk="test123" 11 qmsecmethods=esp:sha1-3des
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qmpfs=dhgroup2 If you need
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