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100%
Discover the power of RouterBOARDS
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Lead Image © andreysuslov, 123RF.com
Rubén Llorente ... had a serviceable Internet connection at home; yet, I was stuck with a pitiful one. My ISP provided 3Mbps of symmetric bandwidth in an age in which urban dwellers had access to subscriptions 10 times
78%
Fast email server deployments with iRedMail
30.01.2024
Home »  Archive  »  2024  »  Issue 79: Monit...  » 
Lead Image © Konstantin Inozemtcev, 123RF.com
Rubén Llorente ... 8, 9 Debian 11, 12 Ubuntu 20.04, 22.04 FreeBSD 13.x OpenBSD 7.3 I recommend the downloadable installer, but I will skip
78%
Automating command execution across servers
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Photo by Adrian Hartanto on Unsplash
Rubén Llorente ... : [devuan] 10 donkey: 11 user: root 12 host: donkey.operationalsecurity.es 13 tags: [devuan] 14 zebra: 15 user: root 16 host: zebra.operationalsecurity.es 17 tags: [devuan] 18 19
69%
LXC 1.0
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © designpics, 123RF.com
shows how the host system forwards port 443 to the container: sudo iptables -t nat -A PREROUTING -p tcp --dport 443 -j DNAT --to-destination 10.0.3.190:443 The lxcbr0 interface is great for testing. If ... LXC 1.0, released in early 2014, was the first stable version for managing Linux containers. We check out the lightweight container solution to see whether it is now ready for production. ... LXC 1.0
32%
Zero-Ops Kubernetes with MicroK8s
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
T), thanks to a binary of just 100MB. The perfect laboratory companion that offers immediate access to Kubernetes is the clever minikube [2]. Another distribution caught my eye recently when I was arriving ... A zero-ops installation of Kubernetes with MicroK8s operates on almost no compute capacity and roughly 700MB of RAM.
30%
Hunt down vulnerabilities with the Metasploit pen-testing tool
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Lead Image © bluebay, 123rf.com
(scanner/mysql/mysql_version) > run [+] 192.168.122.236:3306 - 192.168.122.236:3306 is running MySQL 5.0.51a-3ubuntu5 (protocol 10) [*] metasploitable:3306 - Scanned 1 of 1 hosts (100% complete) [*] Auxiliary module execution ... The veteran Metasploit is by no means obsolete and is still used as a typical workflow to find and analyze security vulnerabilities in Windows 10 and Linux systems.
27%
Tips and Tricks for Containers
12.05.2020
Home »  HPC  »  Articles  » 
ID to save the running container to a new image. You also need to specify the name of the new image: $ docker commit c31656cbd380 cuda:10.1-base-ubuntu19.04-octave sha256:b01ee7a9eb2d4e29b9b6b6e8e
27%
Preload Trick
11.05.2021
Home »  HPC  »  Articles  » 
, 512, 1024, 2048, 4096, 8192]      A = single( rand(N,N) );    B = single( rand(N,N) );      start = clock();    C = A*B;    elapsedTime = etime(clock(), start);      gFlops = 2*N*N*N / (elapsedTime * 1e+9);      disp(sprintf("N = %4d
26%
Warewulf 4
13.12.2022
Home »  HPC  »  Articles  » 
/11/05 08:56:13  info unpack layer: sha256:1a930d163dcafa193dc2c3c005d9c220ae1c07a48cad5f7feed0066ada0b998f 2022/11/05 08:56:15  info unpack layer: sha256:d3ca234f568b088b991388a0e9e8b61b05ac8627522f10fe16df2b81d51c0748
25%
Rethinking RAID (on Linux)
16.03.2021
Home »  HPC  »  Articles  » 
, (T) 4096B-4096B, ioengine=libaio, iodepth=32 fio-3.12 Starting 1 process Jobs: 1 (f=1) test: (groupid=0, jobs=1): err= 0: pid=5956: Sat Jan  9 16:38:53 2021   read: IOPS=256k, BW=998MiB/s (1047MB

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