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17%
Monitoring your cluster with a home-grown OCF agent
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Aleksey Mnogosmyslov, 123RF.com
under the 18 # following copyright: 19 # 20 # (c) 2002-2005 International Business Machines, Inc. 21 # 2005-2010 Linux-HA contributors 22 # 23 # See usage() function below for more details ... 24 # 25
17%
Data acquisition with shell tools
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Dmitriy Syechin, 123RF
"------------------------------------------------------" 18 echo -n "Replace stored data line (y)? ";read we 19 if [ "$we" = "y" ]; 20 then 21 22 # Delete line and write to 23 # temporary file 24 25 # Build sed instruction 26
17%
Tested: Autoconfiguring IPv6 clients
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Benis Arapovic, 123RF.com
, the MAC address (e.g., 00:11:22:33:44:55) is split down the middle, and two bytes containing FF:FE are inserted. This gives you 64 bits. If the basis is a globally unique address (which should be the case
17%
I/O Profiling at the Block Level
27.08.2014
Home »  HPC  »  Articles  » 
-1600) CentOS 6.5 (updates current as of August 22, 2014) For testing, I used a Samsung SSD 840 Series drive that has 120GB of raw capacity (unformatted) and is connected via a SATA 3 (6Gbps) connection
17%
Port Knocking
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © rasslava, 123RF.com
seq_timeout = 10 08 tcpflags = syn 09 command = /usr/sbin/iptables -A INPUT -s \ %IP% -p tcp --dport 22 -j ACCEPT 10 11 [closeSSH] 12 sequence = 9000
17%
The practical benefits of network namespaces
15.08.2016
Home »  Archive  »  2016  »  Issue 34: Softw...  » 
Lead Image © Morganimation, fotolia.com
via 192.168.1.1 dev eth1 13 $ ip netns exec ns1 ping -c2 8.8.8.8 14 PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data. 15 64 bytes from 8.8.8.8: icmp_seq=1 ttl=51 time=22.1 ms 16 64 bytes from 8.8.8.8: icmp
17%
Secure remote connectivity with VS Code for the Web
28.11.2023
Home »  Archive  »  2023  »  Issue 78: Domai...  » 
Lead Image © fckncg, 123RF.com
Code Server * .. * [2023-10-07 22:40:26] info Successfully registered service... [2023-10-07 22:40:26] info Successfully enabled unit files... [2023-10-07 22:40:26] info Tunnel service successfully
17%
Asynchronous PostgreSQL
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © Fesus Robert, 123RF.com
. There are some new lines: 5 and 12 to 22. Line 22 installs the sig function as a signal handler for SIGTERM. When the signal arrives, line 13 opens a new connection to the database and calls the pg
17%
Automating deployments on Proxmox with OpenTofu and cloud-init
04.12.2024
Home »  Articles  » 
Lead Image © lightwise, 123RF.com
_virtual_environment_file.network_cloud_config, 18 ] 19 20 initialization { 21 user_data_file_id = proxmox_virtual_environment_file.rproxy_cloud_config.id 22 network_data_file_id = proxmox_virtual_environment_file.network_cloud_config[0
17%
A simple approach to the OCFS2 cluster filesystem
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Kheng Ho Toh, 123RF.com
_dlm] root 3467 7 0 20:07 ? 00:00:00 [o2net] root 3965 7 0 20:24 ? 00:00:00 [ocfs2_wq] root 7921 7 0 22:40 ? 00:00:00 [o2hb-BD5A574EC8] root 7935 7

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