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16%
Resource Management with Slurm
05.11.2018
Home »  HPC  »  Articles  » 
One way to share HPC systems among several users is to use a software tool called a resource manager. Slurm, probably the most common job scheduler in use today, is open source, scalable, and easy ...  SelectTypeParameters=CR_Core_Memory,CR_CORE_DEFAULT_DIST_BLOCK,\ CR_ONE_TASK_PER_CORE 40 FastSchedule=1 41 # 42 # LOGGING 43 SlurmctldDebug=3 44 SlurmctldLogFile=/var/log/slurmctld.log 45 SlurmdDebug=3 ... One way to share HPC systems among several users is to use a software tool called a resource manager. Slurm, probably the most common job scheduler in use today, is open source, scalable, and easy
15%
Advanced MySQL security tips (a complete guide)
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Lead Image © alphaspirit, 123RF.com
The centralized key management solution offers electronic code book (ECB) and cipher block chaining (CBC) block encryption for tablespace keys and data encryption in the MySQL server. Encryption at rest ... Security safeguards protect data on MySQL servers.
15%
TKperf – Customized performance testing for SSDs and HDDs
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Orcea David, 123RF
-compressible test data. TKperf requires Fio 2.0.3 or higher. In older versions of Fio, some terse output information is missing; this is minimal output that can be easily processed by other programs [4 ... SSD manufacturers try to impress customers with performance data. If you want to know more, why not try your own performance measurements with a standardized test suite that the free TKperf tool
15%
Hybrid public/private cloud
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Photo by JJ Ying on Unsplash
for the inside network card is missing – AWS only sets this when creating the instance. Because the data is now known, the Playbook can define the IP address. Listing 7 Ansible Playbook Part 3 01 ... Extending your data center temporarily into the cloud during a customer rush might not be easy, but it can be done, thanks to Ansible's Playbooks and some AWS scripts.
15%
Red Hat PaaS hyperconverged storage
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image © Oleksandr Omelchenko, 123RF.com
system provided to the containers running on the host. Here is an example of incorporating a data volume in a Docker container: # docker run -d -P --name web -v /data:/www/webapp fedora/httpd python app ... More and more companies are outsourcing their applications to containers. We look at storage management and how storage of persistent data can be leveraged within containers.
15%
Encrypting files
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © Yoichi Shimizu, 123RF.com
the compressed file hpc_001.html.gz. Listing 3 Decrypt a Compressed File gpg -o hpc_001.html.gz -d hpc_001.html.gz.gpg gpg: 3DES encrypted data gpg: encrypted with 1 passphrase gpg: WARNING ... Encrypting your data is becoming increasingly important, but you don't always have to use an encrypted filesystem. Sometimes just encrypting files is enough.
14%
A modern logging solution
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
host aggregator.example.com port 24224 Listing 3 Simple Aggregator Node @type forward port 24224 @type ... Fluent Bit can help you unify data collection and consumption to make sense of logging data.
14%
Installing and managing thedistributed GlusterFS filesystem
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Tetiana Pustovoitova, 123RF.com
FS website even has prebuilt packages for CentOS 5.7 and 6.x, Debian 5.0.3, Fedora 11 and 16, and Ubuntu 11.10. Users with any other distribution will need to turn to the source code, but the installation ... Sure, you could pay for cloud services, but with GlusterFS, you can take the idle space in your own data center and create a large data warehouse quickly and easily.
14%
Dos and don'ts of backing up Kubernetes storage
30.01.2024
Home »  Archive  »  2024  »  Issue 79: Monit...  » 
Lead Image © Alexander Bedrin, 123rf.com
and adopts the redundant data of the failed container. The files need to be backed up as objects that the application regularly stores in Amazon Simple Storage Service (S3) buckets or comparable object storage ... Containers offer great flexibility, but the data they contain often needs to be backed up. Stateful applications that store their information in a container's persistent volume can be backed up
14%
Network overlay with VXLAN
06.10.2022
Home »  Archive  »  2022  »  Issue 71: Kuber...  » 
Photo by Fikri Rasyid on Unsplash
. Freedom from loops is ensured for redundant links by path blocking, but this comes at the cost of compromising maximum throughput, because the maximum combined or load-distributed data rates cannot be fully ... VXLAN addresses the need for overlay networks within virtualized data centers accommodating multiple tenants.

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