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9%
Open source multipoint VPN with VyOS
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Photo by Damon Lam on Unsplash
# and network has converged traceroute -In 10.4.1.25 1 10.3.1.22 # backup VPN # router site 3 2 172.16.1.7 # backup VPN # router site 4 3 10.4.1.25 LAN Failure
9%
Measuring the performance health of system nodes
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Lead Image © Peter Hermes Furian, 123RF.com
be turned on and off according to what you want to check about the state of the node. Almost 20 years ago, when I worked for a Linux high-performance computing (HPC) company that no longer exists, we had
9%
OpenStack workshop, part 3:Gimmicks, extensions, and high availability
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© Steven Frame, 123RF
details about user authentication in Ceph, check out my CephX article published online [3]. Any host that needs to run Glance with a Ceph connection needs a working /etc/ceph/ceph.conf. Glance references
9%
Error-correcting code memory keeps single-bit errors at bay
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © Igor Stevanovic, 123RF.com
. This translates to Google's experiencing about 25,000-75,000 correctable errors (CE) per billion device hours per megabit, which translates to 2,000-6,000 CE/GB-yr (or about 250-750 CE/Gb-yr). This is much higher
9%
Many Clouds, One API
22.08.2011
Home »  Articles  » 
 
if state[inst.id] 22 puts "#{inst.id} changed from #{state[inst.id]} to #{inst.state}" 23 else 24 puts "#{inst.id} was created and is now #{inst.state}" 25 end 26 state[inst.id] = inst
9%
A standard cloud computing API
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
"Polling for changes (Ctrl-C to end)" 17 loop do 18 sleep 2 19 client.instances.each do |inst| 20 if state[inst.id] != inst.state 21 if state[inst.id] 22 puts "#{inst.id} changed from
9%
Protecting your web application infrastructure with the Nginx Naxsi firewall
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Pansiri Pikunkaew, 123RF
proxy_intercept_errors on; 17 ... 18 Filming location 19 ... 20 error_page 502 @ fallback; 21 proxy_next_upstream HTTP_500 http_502 http_503 http_504 timeout error invalid_header; 22 proxy_pass http
9%
Exploring Kubernetes with Minikube
11.09.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
- containerPort: 80 19 20 --- 21 22 apiVersion: v1 23 kind: Service 24 metadata: 25 name: nginx-svc 26 labels: 27 run: nginx-svc 28 spec: 29 type: NodePort 30 ports: 31 - port: 80 32 protocol
9%
Getting a free TLS certificate from Let's Encrypt
13.06.2016
Home »  Archive  »  2016  »  Issue 33: IPv6...  » 
Lead Image © Stuart Miles, 123RF.com
for $i" 19 20 #If certs do not exist yet 21 FILE="$LECROOT/$i/cert.pem" 22 if [ ! -f "$FILE" ] 23 then 24 echo "$FILE does not exists, so lets get certificates" 25 cd /root/letsencrypt 26
9%
Encrypting files
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © Yoichi Shimizu, 123RF.com
– Default; an improved and optimized version of the LZ77 algorithm. LZMA2 – An improved version of LZMA. PPMD – Dmitry Shkarin's PPMdH with small changes. PCJ – A converter for 32-bit x86 executables

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