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8%
Monitoring network computers with the Icinga Nagios fork
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Alterfalter, 123RF.com
-host-alive' command definition 09 define command{ 10 command_name check-host-alive 11 command_line $USER1$/check_ping -H $HOSTADDRESS$ -w 3000.0,80% -c 5000.0,100% -p 12 5 13
8%
Test your containers with the Docker Desktop one-node cluster
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Alex Kondratiev on Unsplash
.getenv("REDIS_HOST", "localhost") 07 r = redis.Redis(host=redis_host, port=6379, decode_responses=True) 08 09 @app.route('/') 10 def hello(): 11 count = r.incr('counter') 12 return f'Hello, you have visited {count} times.' 13
8%
Tracing applications with OProfile and SystemTap
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© boing, Photocase.com
) }' -c '/bin/ls -l' total 20 -rw-rw-r--. 1 tscherf tscherf 18216 2010-04-12 09:02 systemtap.txt clone_quoting_options o=0x0 clone_quoting_options o=0x0 Cross-Compiling If you want to run a System
8%
TCP Stealth hides open ports
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
Lead Image © momo5287, 123RF.com
_SECRET="Nuer fuer LM-Leser :-)" 04 KNOCK_LOGLVL=2 05 $ 06 $ LD_PRELOAD=/usr/local/lib64/libknockify.so ncat 127.0.0.1 -l 4242 07 setting loglvl to 2 08 Initializing hooks ... 09 Resolving symbol socket ... 10
8%
Data Analysis with R and Python
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © mopic, 123RF.com
as ro 05 06 devs = importr('grDevices') 07 08 main = "Distribution of Orbit Types" 09 path = "tmp/bahntypen.png" 10 11 rep = reporter("galaxy", "comets", ["ecc"]) 12 num = ro.r.nrow(rep.df)[0] 13 vals
8%
Endlessh and tc tarpits slow down attackers
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © Yewkeo, 123RF.com
, as shown in the output: $ docker run -it endlessh 2020-11-09T15:38:03.585Z Port 2222 2020-11-09T15:38:03.586Z Delay 10000 2020-11-09T15:38:03.586Z MaxLineLength 32 2020-11-09T15:38:03.586Z MaxClients 4096
8%
Security first with the Hiawatha web server
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Tatiana Popov, 123RF.com
RProxyExtensions = css, gif, html, jpg, js, png, txt CacheSize = 25 #mb CacheMaxFilesize = 128 #kb ##load tinkering #ListenBacklog = 128 #default 16 #MaxServerLoad = 0.7 #drop on high load (eeks) #Socket
8%
The Aurora Mesos Framework
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © Anton Gvozdikov, 123RF.com
resources = Resources(cpu = 0.1, ram = 20*MB, disk = 20*MB), 09 processes = [hello_world_process]) 10 11 hello_world_job = Job( 12 cluster = 'test', 13 role = os.getenv('USER'), 14 task = hello
8%
Automating development environments and deployment with Otto
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © baloncici, 123RF.com
.com/hashicorp/otto/examples/mongodb" 06 } 07 } 08 09 project { 10 name = "my-project" 11 infrastructure = "my-infrastructure" 12 } 13 14 infrastructure "my-infrastructure" { 15 type = "aws" 16
8%
Tips and Tricks for Containers
12.05.2020
Home »  HPC  »  Articles  » 
): root@c31656cbd380:/# apt-get update Get:1 http://security.ubuntu.com/ubuntu bionic-security InRelease [88.7 kB] ... Fetched 18.0 MB in 9s (1960 kB/s) After the package repositories are synced, I can

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