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17%
Moving Your Data – It’s Not Always Pleasant
08.05.2013
Home »  HPC  »  Articles  » 
between mountpoints. For example: [laytonjb@mover1 ~]$ cp -a --preserve=all -r /old_storage/data /new_storage/data 
Be warned that if you use NFS, you will lose all xattr information because no NFS
17%
Secure cloud-native services with Prisma Cloud Compute
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © alexmillos, 123RF.com
is still in transition, so you'll see both product names mentioned throughout this article. Adding to the confusion, Palo Alto Networks offers two similarly named products [2]: the software-as-a-service (Saa
17%
OpenStack Trove for users, sys admins, and database admins
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © cheskyw, 123RF.com
that it can be switched over to another host during operations. DRBD 9, with its n -node replication, would be a good candidate. However, the DRBD driver for OpenStack Cinder does not currently offer
17%
Automation with Ansible
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © Wavebreak Media Ltd, 123RF.com
work. Ansible consistently uses convention over configuration, so you need to store the previously mentioned files in a directory tree on the local workstation as shown in Listing 3. Listing 3
17%
Managing Linux Memory
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © J.R. Bale, 123RF.com
application server. On a system in a stable state, throughput initially is not affected by file operations, but after a certain value (e.g., 16,384MB), performance collapses. As Figure 1 shows
17%
Scale-out with PostgreSQL
05.02.2023
Home »  Archive  »  2023  »  Issue 73: Datab...  » 
Lead Image © Alberto Andrei Rosu, 123RF.com
": "cloud", "region": "eu-west1", "zone": "eu-west1a", "min_num_replicas": 1 }, { "cloud": "cloud", "region": "eu-west1", "zone": "eu-west1n", "min_num_replicas": 1 }, { "cloud": "cloud", "region
17%
Galera Cluster for MySQL
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Noel Powell, fotolia.com
temporarily with Listing 5 Error Messages sh: /sbin/ifconfig: Permission denied 120405 8:29:02 [ERROR] WSREP: Failed to read output of: '/sbin/ifconfig | \ grep -m1 -1 -E '^[a-z]?eth[0-9
17%
OpenVPN with e-tokens in large-scale environments
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© sTan, fotolia.com
version [9]. Listing 3 /etc/openvpn/ccd/John_Doe 01 # John Doe 02 ifconfig-push 192.168.1.3 255.255.255.0 03 push "topology subnet" 04 push "redirect-gateway" 05 push "dhcp-option DNS 192
17%
With great PowerShell comes great responsibility
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© imagesource, 123RF.com
on the following item: cmd(2208)? [Y] Yes [A] Yes to All [N] No [L] No to All [?] Help (default is "Y"): Y The process will end immediately on receipt of the Stop-Process signal. To run a CMD process ... 9
17%
Green IT
24.10.2011
Home »  Articles  » 
 
, the CPU, the RAM (1,024MB), and the hard disk (320GB). After investigating prices, the authors found that the hardware cost for an upgrade would be about half of the cost of a new machine. For large

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