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11%
Monitor Your Nodes with collectl
28.03.2012
Home »  HPC  »  Articles  » 
and modified one line in /etc/collectl.conf by adding a little to the default statistics monitored. The line in /etc/collectl.conf is: DaemonCommands = -f /var/log/collectl -r00:00,7 -m -F60 -s+YZCD --iosize
11%
Storage system with OpenSolaris and Comstar
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Aleksandr Fomenkov, 123RF.com
/nsswitch.conf (Konfigurieren der Namensauflösung) 08 ... 09 hosts files dns 10 ipnodes files dns 11 ... 12 # vi /etc/hosts 13 ::1 localhost 14 127.0.0.1 localhost 15 192.168.1.200 myiscsiserver myiscsiserver.local loghost 16
11%
Warewulf Cluster Manager – Completing the Environment
20.06.2012
Home »  HPC  »  Articles  » 
was there. To test whether this worked, ssh to the node n0001 as root. [root@test1 ~]# ssh n0001 Last login: Sat May 26 12:00:06 2012 from 10.1.0.250 The /etc/hosts on the master node works fine
11%
New features in the Bareos Bacula fork
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © Maxim Kazmin, 123RF.com
community to continue development of an independent fork named Bareos. The first stable release was Bareos 12.4 in April 2013 (the version number stands for the year and the quarter of the feature freeze
11%
Checking password complexity with John the Ripper
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
from compromised systems is John the Ripper (John). John is a free tool from Openwall [1]. System administrators should use John to perform internal password audits. It's a small (<1MB) and simple
11%
Tuning I/O Patterns in Python
18.12.2013
Home »  HPC  »  Articles  » 
__ == "__main__": 12 13 local_dict = {'x':0, 'y':0, 'z':0,'value':0.0}; 14 my_record = []; # define list 15 16 counter_limit = 2000; 17 18 f = open('test.bin', 'r+') 19 for counter in range(1,counter
11%
Ansible collections simplify AIX automation
05.08.2024
Home »  Archive  »  2024  »  Issue 82: Sover...  » 
Lead Image © alexutemov, 123RF.com
your very first Ansible controller, the IBM Redbook, Using Ansible for Automation in IBM Power Environments [12], is a great reference; particularly section 3.3, "Installing your Ansible control node
11%
S3QL filesystem for cloud backups
09.01.2013
Home »  Archive  »  2013  »  Issue 18: New W...  » 
Lead Image © stylephotographs, 123RF.com
[12]. The Linux world also has tools for treating Amazon S3 as an rsync target. The best-known tool is probably boto_rsync [13], a Python tool that uses rsync to sync from a local directory to an S3
10%
Automation Scripting with PHP
16.10.2012
Home »  Articles  » 
 
6), and start stream blocking (line 7), which executes the command and waits for the response. Now, write the output to a variable (lines 9-12), close the stream (line 14), and send the response
10%
Resource Management with Slurm
05.11.2018
Home »  HPC  »  Articles  » 
 # for your environment. 05 # 06 # 07 # slurm.conf file generated by configurator.html. 08 # 09 # See the slurm.conf man page for more information. 10 # 11 ClusterName=compute-cluster 12 Control

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