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15%
Manage OpenVPN keys with Easy-RSA
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Lead Image © Orlando Rosu, 123rf.com
the Debian-based, distributions install it along with openvpn – one exception being Ubuntu, which only offers easy-rsa starting with Cosmic Cuttlefish (Ubuntu version 18.10) [3]. The successor, Easy-RSA 3
15%
Kea, the ISC's successor to the DHCP daemon
03.08.2023
Home »  Archive  »  2023  »  Issue 76: Energ...  » 
Photo by Markus Winkler on Unsplash
Administrator Reference Manual [3]. Listing 5 Leases Database "lease-database": { "type": "postgresql", "name": "kea", "user": "dhcp", "password": "dhcp", "host": "localhost", "port": 5432
15%
Analyzing Kernel Crash Dumps
25.11.2012
Home »  Articles  » 
 
/cmdline root=/dev/disk/by-uuid/10a83ffe-5a9f-48a2-b8cb-551c2cc6b42d resume=/dev/sda3 \ splash=silent text showopts crashkernel=128 sles:~ # /etc/init.d/boot.kdump status kdump kernel loaded
15%
Rethinking RAID (on Linux)
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
Lead Image © nikkikii, 123RF.com
6836191232 sdc 8 33 244197544 sdc1 8 48 6836191232 sdd 8 49 244197544 sdd1 Notice that I have one non-volatile memory express (NVMe) drive and two serial-attached SCSI (SAS
15%
Service mesh for Kubernetes microservices
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
Lead Image by Ricardo Gomez Angel on Unsplash.com
, and you aren't using Kubernetes. Linkerd 2.x [3], formerly Conduit, is a Kubernetes-only (faster) alternative to Linkerd 1.x. This complete service mesh features a native code sidecar proxy written in Rust
15%
Distributed denial of service attacks from and against the cloud
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © leksustuss, 123RF.com
on the Internet. After Spamhaus commissioned cloud security provider CloudFlare [3] to defend its infrastructure, it was able to resume its usual services. The attackers, however, didn't give up. A week later
15%
Kubernetes StatefulSet
05.02.2023
Home »  Archive  »  2023  »  Issue 73: Datab...  » 
Photo by Ashley Light on Unsplash
, the container needs to check for consistency on restarting. On the other hand, you could stop a container with database version x and start a container with version x +1. This container then checks the dataset
15%
Using Expect scripts to automate tasks
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Kheng Ho Toh, 123RF.com
allows you to define a 18 # character to toggle this mode off and on. 19 set force_conservative 0 ;# set to 1 to force conservative mode even if 20 ;# script wasn't run
15%
Look for Bottlenecks with Open|SpeedShop
21.12.2011
Home »  HPC  »  Articles  » 
 clock time = 46.156027 seconds cpu clock time  = 46.160000 seconds Iterations = 7 Final Relative Residual Norm = 3.535135e-07 [openss]: Converting raw data from /home/jeg/chaos_4_x86_64_ib
15%
Denial of Service in the Cloud
12.11.2013
Home »  Articles  » 
flood of data used by legacy DDoS attacks in previous years (also see the “What Is DDoS?” box). According to a survey by Arbor Networks, typical bitrates in DDoS attacks last year were around 1.48Gbps

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