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Monitoring container clusters with Prometheus

09.10.2017

Home » Archive » 2017 » Issue 41: Kuber... »

in turn stores as a separate time series. The software can already cope with millions of time series, yet version 2.0 [6] should cover more extreme Kubernetes environments with thousands of nodes

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Kolab iRony with CalDAV and CardDAV support

11.06.2014

Home » Archive » 2014 » Issue 21: Manag... »

-enabled clients, such as the Lightning Thunderbird extension, Evolution, OS X applications like Apple's iCal (Calendar since Mountain Lion), as well as iOS and Android systems. For this to work, the Kolab team ... data available on iOS and Mac OS X and in Thunderbird and Evolution.

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Tips and Tricks for Containers

12.05.2020

Home » HPC » Articles »

.04" ], "RepoDigests": [ "nvidia/cuda@sha256:3cb86d1437161ef6998c4a681f2ca4150368946cc8e09c5e5178e3598110539f" ], "Parent": "", "Comment": "", "Created": "2019-11-27T20:00:08

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Troubleshooting SELinux

30.11.2025

Home » Archive » 2010 » Issue 0: Active... »

SELinux Information with -Z 01 # id -Z 02 user_u:system_r:unconfined_t 03 # ls -dZ /var/www/html 04 drwxr-xr-x root root system_u:object_r:httpd_sys_content_t /var/www/html 05 # ps -efZ | grep httpd 06

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DDoS protection in the cloud

15.08.2016

Home » Archive » 2016 » Issue 34: Softw... »

": "0x0800" 07 } 08 }, "ip-match": { 09 "ip-protocol": 17 10 }, "ipv4-destination": "10.1.1.2/32", "udp-destination-port": 1234 11 }, "table_id": 0, "priority": 10 12

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Manage OpenVPN keys with Easy-RSA

06.10.2019

Home » Archive » 2019 » Issue 53: Secur... »

response = urllib.urlopen(url); 06 data = json.loads(response.read()) 07 08 for userentry in data: 09 if userentry.get('active'): 10 username = userentry.get('username') 11 12 if os

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Automate CentOS and RHEL installation with PXE

02.02.2021

Home » Archive » 2021 » Issue 61: Secur... »

--nameserver=10.42.0.10,10.42.0.11 12 # Root password 13 rootpw --iscrypted 14 # Run the Setup Agent on first boot 15 firstboot --enable 16 # Do not configure the X Window System 17 skipx 18 # System

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Many Clouds, One API

22.08.2011

Home » Articles »

[inst.id] = inst.state 08 summary[inst.state] += 1 09 state 10 end 11 total = summary.values.inject(0) { |sum, i| sum += i } 12 puts "Found #{total} instances in the following states:" 13 summary

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A standard cloud computing API

30.11.2025

Home » Archive » 2011 » Issue 6: Perfor... »

total = summary.values.inject(0) { |sum, i| sum += i } 12 puts "Found #{total} instances in the following states:" 13 summary.keys.sort.each do |s| 14 printf "%20s %d\n", s, summary[s] 15 end 16 puts

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Managing Active Directory at the command line

30.11.2025

Home » Archive » 2010 » Issue 0: Active... »

, but also a full set of PowerShell modules. Again, you need PowerShell v2 installed. The minimum requirement for installing PowerShell is the .NET Framework 2.0. The PowerShell Integrated Scripting ... Professionally manage Active Directory users, groups, and other AD objects with Windows PowerShell Version 2.0.

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