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48%
Automating development environments and deployment with Otto
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © baloncici, 123RF.com
drawback: It is still very much at the start of its development path. When this article was written, the latest version was 0.1.2, and at the time of press, version 0.2.0 had been released. Version 0
48%
Backups using rdiff-backup and rsnapshot
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Dmitry Pichugin, Fotolia.com
and hourly.1. They therefore share inode 28147. A new inode was allocated to the file in the latest backup hourly.0 because it had changed. For the data transfer itself, rsnapshot uses rsync, which
48%
Legally compliant blockchain archiving
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Photo by Jade Masri on Unsplash
set up primarily to evaluate its content (e.g., as Google did) and use the knowledge gained in a meaningful way to optimize business processes. Typically, companies in the past stored quite large
48%
Monitor and optimize Fibre Channel SAN performance
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © 3dkombinat, 123RF.com
ports. These values indicate how often units had to wait 2.5µs for the R_RDY message to arrive before further frames could be sent. If this counter grows to a value in the millions within a few minutes
48%
Optimally combine Kubernetes and Ceph with Rook
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
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have had little or no practical experience with Kubernetes the chance to get acquainted with the subject. Setting up Kubernetes is not complicated. Several tools promise to handle this task quickly
48%
New storage classes for Amazon S3
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © stillfix, 123RF.com
or replacing tag sets, changing access controls, or retrieving/restoring objects from S3 Glacier in minutes rather than months. Until now, companies have often had to spend months of development time writing
48%
Build operating system images on demand
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © Nataliya Hora, 123RF.com
different. On the one hand, enthusiastic admins have needed a tool like this and had not yet found it. On the other hand, more conventional admins with backgrounds in automation have turned up their noses
48%
Linux nftables packet filter
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © alphaspirit, 123RF.com
and IPv6 packets in the past, you not only needed different rules, you even had to load them into the kernel with different tools: iptables and ip6tables. The simple nftables inet table type includes both
48%
Building a virtual NVMe drive
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © lassedesignen, 123RF
services are restored, it will continue to operate as if nothing had happened. Now, verify the mapping (Listing 5). The volume will be accessible at /dev/mapper/rc-wa_md0: $ ls -l /dev/mapper/rc-wa_md0 brw
48%
Proxmox virtualization manager
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image by Daniela Cuevas on Unsplash.com
product with a modified kernel 4.10. As of Proxmox 5.0, the developers deliver their own Debian packages for Ceph. Until now, they had relied on the packages officially provided by Inktank. The developers

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