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17%
Performance troubleshooting on Microsoft SQL Server
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © Anna, Fotolia.com
the antivirus scan [4]? Is the maximum available RAM for the SQL instance (or the sum total of all instances in case of several instances) configured such that the OS still has enough RAM left? For Windows
17%
ZAP provides automated security tests in continuous integration pipelines
23.08.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © Galina Peshkova, 123RF.com
. A handy Docker image comes with a GUI that you can run remotely over TightVNC [4], which I'll look at in a moment; however, first, I'll whet your appetite with some of ZAP's many features. What
17%
Combining containers and OpenStack
09.10.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © Dmitriy Melnikov, Fotolia.com
Most IT users rely on containers à la Docker [1], rkt [2], and LXD [3] as platforms for processing data. Sooner or later, cloud solutions such as OpenStack [4] also have to contend with containers
17%
IT automation with SaltStack
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Photo by Harry Cunningham on Unsplash
build complex queries to address them. For example, to see the logrotate configuration file of all Debian hosts with two x86_64 CPUs and 4GB of RAM named minion plus two numbers at the end, you run
17%
Linux Storage Stack
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © arsgera, 123RF.com
for the user from an ext4 to an ext3 filesystem using the cp command. The variety of filesystems – block-based, cross-network, pseudo-, and even Filesystems in Userspace (FUSE) – demonstrates the numerous
17%
Manage logs with logrotate
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © Vlad Kochelaevskiy, 123RF.com
/log/syslog. su root syslog # keep 4 weeks worth of backlogs rotate 4 # create new (empty) logfiles after rotating old ones create # use date as a suffix of the rotated file #dateext # uncomment this if you want
17%
Serverless run times with custom Bash AWS Lambda layers
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © Eric Gevaert, 123RF.com
. According to AWS, a layer "… let[s] you keep your deployment package small, which makes development easier" and is a "… ZIP archive that contains libraries, a custom runtime, or other dependencies" [4
17%
Bpfilter offers a new approach to packet filtering in Linux
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
Lead Image © alphaspirit, 123RF.com
The roots of iptables go back to 1999. Starting with Linux 2.4, iptables finally replaced ipchains, which in turn had replaced the old-fashioned ipfwAdmin a few years earlier. The coming and going
17%
SmartOS as a virtualization platform
20.03.2014
Home »  Archive  »  2014  »  Issue 19: Perim...  » 
Lead Image © Paulus NR, 123RF.com
": 2048, 07 "resolvers": ["192.168.111.254"], 08 "disks": [ 09 { 10 "image_uuid": "1fc068b0-13b0-11e2-9f4e-2f3f6a96d9bc", 11 "boot": true, 12 "model": "virtio" 13 } 14 ], 15
17%
Microsoft PowerToys for Windows 10
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Photo by Kenney Badboy on Unsplash
. The advantage is that the renaming process can be undone after PowerRename is closed. The tool was originally developed as SmartRename [4]. Figure 2: Power

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