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24%
Tuning I/O Patterns in Fortran 90
04.12.2013
Home »  HPC  »  Articles  » 
if (ierr > 0) then 21 write(*,*) "error in opening file! Stopping" 22 stop 23 else 24 do 10 counter=1,counter_limit 25 my_record%x = counter 26 my_record%y = counter
24%
Build a honeypot with real-world alerts
01.08.2019
Home »  Archive  »  2019  »  Issue 52: Stop...  » 
Lead Image © Bruce Rolff, 123RF.com
. The takeaway is the -j LOG option (line 12), which logs port scanning behavior to a logfile with the iptables: prefix. Listing 1 iptable Rules 01 *filter 02 *filter 03 :INPUT ACCEPT [0:0] 04
24%
Simple, small-scale Kubernetes distributions for the edge
03.04.2024
Home »  Archive  »  2024  »  Issue 80: Threa...  » 
Lead Image © grafner, 123RF.com
on machines with only one CPU core and 512MB of RAM; the minimalist K3s setup itself only uses 250MB. As one of the radical cost-cutting measures, K3s dispenses with the I/O-intensive etcd database
24%
Customizing PortSentry
30.03.2012
Home »  Articles  » 
 
to "0" to make the # command run *after* the blocking has occurred. # KILL_RUN_CMD_FIRST = "0" # # KILL_RUN_CMD="commands_to_run" Customization I came across a few limitations with the way a third
24%
A web application with MongoDB and Bottle
14.03.2013
Home »  Archive  »  2013  »  Issue 13: IPv6...  » 
© Egor Arkhipov, 123RF.com
will be using the Mongo shell to create a document (Listing 1). Listing 1 Test 01 # mongo 02 MongoDB shell version: 2.2.0 03 connecting to: test 04 > use football 05 switched to db football 06 > db
24%
Filesystem Encryption
12.05.2014
Home »  Articles  » 
 
). The requirements for EncFS are pretty simple: FUSE version 2.6 or newer. rlog – C++ logging library. OpenSSL versions 0.9.6 through 0.9.8 (other version are untested). boost – a C++ utility library
24%
Build and host Docker images
30.01.2024
Home »  Archive  »  2024  »  Issue 79: Monit...  » 
Lead Image © Sebastian Duda, 123RF.com
. The following example assumes a system with Ubuntu 22.04. To begin, you need to install some required software management packages (Listing 1, line 1); download the GPG key used to sign Docker's package lists
24%
Time-series-based monitoring with Prometheus
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © Juthamas Oonhawat, 123RF.com
, such as Apache, MySQL, SNMP, and vSphere. Making Nodes Transparent To test node_exporter (like Prometheus, also written in Go), enter tar xzvf node_exporter-0.14.0.*.tar.gz cd node_exporter-0.14.0.linux-amd64
24%
Cloud-native storage with OpenEBS
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
from OpenEBS for pods, even if the storage classes set up so far are not yet complete or optimal. Listing 1 openebs Namespace kubectl get pods -n openebs NAME maya-apiserver-7b4988fcf6-f4q
24%
SmartOS as a virtualization platform
20.03.2014
Home »  Archive  »  2014  »  Issue 19: Perim...  » 
Lead Image © Paulus NR, 123RF.com
"name": "net0", 22 "description": "public" 23 } 24 ], 25 "ssh_key": true 26 }, 27 "disk_driver": "virtio", 28 "nic_driver": "virtio", 29 "uuid": "555793a9-3c

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