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18%
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
18%
History and use of the mail utility
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © Vlad Kochelaevskiy, fotolia.com
. As a guide, one well-known and widely adopted webmail provider currently limits 20MB as the outgoing file size for its SMTP, per email. I tend to be stricter and limit the size to 10MB on a smaller
18%
Stressing security with PowerShell
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © Freya Sapphire, Photocase.com
, specialized meta-frameworks are available on GitHub, PowerLine [3] being just one example. PS2EXE [4] also follows a similar approach, although with completely different administrative goals. Another option
18%
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
18%
Monitor Your Nodes with collectl
28.03.2012
Home »  HPC  »  Articles  » 
--------><----------Disks-----------><----------Network----------> #cpu sys inter ctxsw KBRead Reads KBWrit Writes KBIn PktIn KBOut PktOut 3 1 1421 2168 0 0 41000 90 0 2 0 0 3 2 1509 2198 64 2 49712
18%
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
18%
ISC 2020 Goes Virtual
15.04.2020
Home »  HPC  »  News  » 
 
. According to the announcement at the ISC website, this year’s event, which was scheduled for June 22-24 will move to an online format that will be “free to everyone so the HPC community can benefit from it
18%
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
18%
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
18%
Canonical Offering a Beta Version of a Real-Time Kernel
02.05.2022
Home »  News  » 
 
The release of Ubuntu 22.04 (Jammy Jellyfish) has been met with almost universal praise. But the company sees certain use cases and scenarios that could greatly benefit from a real-time kernel

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