User contributions for Aranzinger

26 August 2026

• 09:3909:39, 26 August 2026 diff hist −2 User:Aranzinger/Spielwiese487 No edit summary current
• 09:3709:37, 26 August 2026 diff hist −2 User:Aranzinger/Spielwiese487 No edit summary
• 08:3708:37, 26 August 2026 diff hist +25,342 N User:Aranzinger/Spielwiese487 Created page with "Linux filesystem performance tests with dbench The tools dbench and tbench simulate the load of the NetBench benchmark that is used for speed measurements of (Windows) file systems. Compared to NetBench, dbench and tbench do not require a network lab with a lot of Windows PCs. dbench simulates the filesystem load while tbench simulates the network load. <b>Note:</b> This benchmark is no realistic load example for filesever. Nearly 90 per cent of the test are writing a..."

25 August 2026

• 13:3213:32, 25 August 2026 diff hist +7,751 N LVM basics Created page with "The '''Logical Volume Manager''' (LVM) allows an abstracted and flexible administration of data storage of a computer system. Compared to the traditional method using partitions, another higher '''abstraction layer''' is introduced that should enable a simpler and more efficient administration and configuration of the data carrier. For example, multiple hard drives can be combined into a '''''logical volume''''' and used as a single data storage unit. Another simplificat..." current
• 13:2913:29, 25 August 2026 diff hist +57 User:Aranzinger/Spielwiese486 →Physical Volumes (PVs) current Tag: Visual edit
• 13:2113:21, 25 August 2026 diff hist +6 User:Aranzinger/Spielwiese486 No edit summary Tag: Visual edit
• 13:0613:06, 25 August 2026 diff hist +3 User:Aranzinger/Spielwiese486 No edit summary
• 13:0113:01, 25 August 2026 diff hist +4,845 User:Aranzinger/Spielwiese486 No edit summary
• 09:4309:43, 25 August 2026 diff hist +2,814 N User:Aranzinger/Spielwiese486 Created page with "LVM basics The '''Logical Volume Manager''' (LVM) allows an abstracted and flexible administration of data storage of a computer system. Compared to the traditional method using partitions, another higher '''abstraction layer''' is introduced that should enable a simpler and more efficient administration and configuration of the data carrier. For example, multiple hard drives can be combined into a '''''logical volume''''' and used as a single data storage unit. Anothe..."
• 08:5108:51, 25 August 2026 diff hist +4,443 N Collecting System Statistics on Ubuntu using serverstats Created page with "For the analysis of operating system statistics, there are numerous opportunities. For a '''rough analysis''', it is enough to take a closer look at the most important components. The '''rrd'''-used tool '''serverstats''' offers a fast and easy access to statistics and graphs about load, processes, memory and hard drive. In the following article, it is described how to install and configure serverstats on Ubuntu 14.04 LTS. == Installation == The package ''serverstat..." current
• 08:4908:49, 25 August 2026 diff hist +1 User:Aranzinger/Spielwiese485 No edit summary current Tag: Visual edit
• 08:4908:49, 25 August 2026 diff hist −60 User:Aranzinger/Spielwiese485 No edit summary Tag: Visual edit

21 August 2026

• 11:4111:41, 21 August 2026 diff hist +4,447 N User:Aranzinger/Spielwiese485 Created page with "Collecting system statistics with serverstats on Ubuntu For the analysis of operating system statistics, there are numerous opportunities. For a '''rough analysis''', it is enough to take a closer look at the most important components. The '''rrd'''-used tool '''serverstats''' offers a fast and easy access to statistics and graphs about load, processes, memory and hard drive. In the following article, it is described how to install and configure serverstats on Ubuntu..."
• 10:1210:12, 21 August 2026 diff hist +5,631 N Linux Performance Analysis with collectd Created page with "collectd is a daemon that collects system statistics in structured form. The data is in rrd format and can be used for '''performance analysis''' and '''reporting''' of the resource consumption. For the visual representation of the collected collectd-data, there are multiple '''frontends''', which are developed largely independently of collectd. In the following, it is explained how to install and configure collectd on Ubuntu 14.04 LTS. We will also take a look at fr..." current
• 10:1010:10, 21 August 2026 diff hist −1 User:Aranzinger/Spielwiese484 No edit summary current Tag: Visual edit
• 10:0910:09, 21 August 2026 diff hist −1 User:Aranzinger/Spielwiese484 No edit summary Tag: Visual edit
• 09:5809:58, 21 August 2026 diff hist −2 User:Aranzinger/Spielwiese484 No edit summary Tag: Visual edit
• 09:5609:56, 21 August 2026 diff hist −10 User:Aranzinger/Spielwiese484 →Configuration
• 09:4409:44, 21 August 2026 diff hist +5,587 N User:Aranzinger/Spielwiese484 Created page with "Linux Performance Reporting with collectd collectd is a daemon that collects system statistics in structured form. The data is in rrd format and can be used for '''performance analysis''' and '''reporting''' of the resource consumption. For the visual representation of the collected collectd-data, there are multiple '''frontends''', which are developed largely independently of collectd. In the following, it is explained how to install and configure collectd on Ubuntu..."
• 09:1109:11, 21 August 2026 diff hist −1 Linux Network Analysis with mtr No edit summary current Tag: Visual edit
• 09:0109:01, 21 August 2026 diff hist +8,032 N Linux Network Analysis with mtr Created page with "The network diagnosis tool '''mtr''' (My Traceroute) combines the functionality of the tools traceroute and ping in an individual program. It can be used as text-based ncurses program or as graphical GTK+ program. [http://www.bitwizard.nl/mtr/ mtr] has been developed by BitWizard B.V., which is a Dutch company. == Function == The program is callled up on the command line together with a host as parameter. For the "Host" field,..."
• 08:5908:59, 21 August 2026 diff hist +231 User:Aranzinger/Spielwiese483 →Graphical output current Tag: Visual edit
• 08:4808:48, 21 August 2026 diff hist +6 User:Aranzinger/Spielwiese483 No edit summary
• 08:4508:45, 21 August 2026 diff hist +7,731 N User:Aranzinger/Spielwiese483 Created page with "Linux Network Analysis with mtr The network diagnosis tool '''mtr''' (My Traceroute) combines the functionality of the tools traceroute and ping in an individual program. It can be used as text-based ncurses program or as graphical GTK+ program. [http://www.bitwizard.nl/mtr/ mtr] is developed by BitWizard B.V., which is a Dutch company. == Function == The program is callled up on the command line together with a host as param..."

20 August 2026

• 12:5812:58, 20 August 2026 diff hist 0 UEFI Secure Boot →Recommendations from Canonical current Tag: Visual edit
• 12:5712:57, 20 August 2026 diff hist 0 UEFI Secure Boot No edit summary Tag: Visual edit
• 12:5712:57, 20 August 2026 diff hist +11,175 N UEFI Secure Boot Created page with " Secure Boot is a part of the UEFI specification that should guarantee the authenticity of important software parts. Critical parts of the firmware, such as the OS loader, should only be executed if they have been authorized to do so in advance by a trusted institution. Therefore, rootkits are excluded that take root even before the operating system (OS) boots. Cryptographic mechanisms ([https://de.wikipedia.org/wiki/Elektronische_Signatur Signaturen]) avoid that untru..."
• 12:5612:56, 20 August 2026 diff hist −8 User:Aranzinger/Spielwiese482 →Secure Boot and Linux current
• 12:5512:55, 20 August 2026 diff hist 0 User:Aranzinger/Spielwiese482 No edit summary Tag: Visual edit
• 12:5312:53, 20 August 2026 diff hist −37 User:Aranzinger/Spielwiese482 →Disadvantages of Secure Boot Tag: Visual edit
• 12:1612:16, 20 August 2026 diff hist +1 User:Aranzinger/Spielwiese482 No edit summary Tag: Visual edit
• 12:1512:15, 20 August 2026 diff hist +11,218 N User:Aranzinger/Spielwiese482 Created page with "UEFI Secure Bot Secure Boot is a part of the UEFI specification that should guarantee the authenticity of important software parts. Critical parts of the firmware, such as the OS loader, should only be executed if they have been authorized to do so in advance by a trusted institution. Therefore, rootkits are excluded that take root even before the operating system (OS) boots. Cryptographic mechanisms ([https://de.wikipedia.org/wiki/Elektronische_Signatur Signaturen])..."

18 August 2026

• 12:1012:10, 18 August 2026 diff hist −19 Safety Information on Intel Products 2026.3 IPU No edit summary current
• 12:0812:08, 18 August 2026 diff hist +5,578 N Safety Information on Intel Products 2026.3 IPU Created page with "In August '''2026''', Intel published new security advisories on different Intel products as part of the IPU 2026.3. Some of these safety instructions require '''firmware updates'''. In this article, you will find an excerpt and hints on these security advisories as well as information on where to find updates on Thomas-Krenn products. == Affected systems == * Intel Xeon processors * Intel Core processors * Intel Atom processors * Intel Pentium processors * Intel Cele..."
• 11:2511:25, 18 August 2026 diff hist 0 User:Aranzinger/Spielwiese481 →Security advisories current
• 09:4509:45, 18 August 2026 diff hist 0 User:Aranzinger/Spielwiese481 →More information
• 09:4409:44, 18 August 2026 diff hist 0 User:Aranzinger/Spielwiese481 →More information
• 09:4309:43, 18 August 2026 diff hist +10 User:Aranzinger/Spielwiese481 →More information
• 09:4109:41, 18 August 2026 diff hist −2 User:Aranzinger/Spielwiese481 →Security advisories
• 09:4109:41, 18 August 2026 diff hist −2 User:Aranzinger/Spielwiese481 →Security advisories
• 09:4009:40, 18 August 2026 diff hist +5,526 N User:Aranzinger/Spielwiese481 Created page with "Safety Information on Intel Products 2026.3 IPU In August '''2026''', Intel published new security advisories on different Intel products as part of the IPU 2026.3. Some of these safety instructions require '''firmware updates'''. In this article, you will find an excerpt and hints on these security advisories as well as information on where to find updates on Thomas-Krenn products. == Affected systems == * Intel Xeon processors * Intel Core processors * Intel Atom p..."
• 09:1609:16, 18 August 2026 diff hist 0 AMD Safety Vulnerabilities - August 2026 No edit summary current Tag: Visual edit
• 09:1509:15, 18 August 2026 diff hist +6,177 N AMD Safety Vulnerabilities - August 2026 Created page with "On '''August 11th, 2026''', AMD published security bulletins with safety vulnerabilities. '''AMD-SB-3033'''<ref>[https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3033.html SEV Firmware Arbitrary Code Execution] (www.amd.com/en/resources/product-security)</ref> and '''AMD-SB-7064'''<ref>[https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7064.html Trusted Platform Module (TPM) Reference Code Errata] (www.amd.com/en/resources/product-securit..."
• 09:1309:13, 18 August 2026 diff hist 0 User:Aranzinger/Spielwiese480 No edit summary current Tag: Visual edit
• 09:1009:10, 18 August 2026 diff hist +3 User:Aranzinger/Spielwiese480 No edit summary Tag: Visual edit
• 09:0509:05, 18 August 2026 diff hist 0 User:Aranzinger/Spielwiese480 →Problem solution
• 09:0409:04, 18 August 2026 diff hist −7 User:Aranzinger/Spielwiese480 No edit summary
• 08:5808:58, 18 August 2026 diff hist +62 User:Aranzinger/Spielwiese480 No edit summary
• 08:5708:57, 18 August 2026 diff hist +6,081 N User:Aranzinger/Spielwiese480 Created page with "AMD Safety Vulnerabilities - August 2026 On '''August 11th, 2026''', '''AMD-SB-3033'''<ref>[https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3033.html SEV Firmware Arbitrary Code Execution] (www.amd.com/en/resources/product-security)</ref> and '''AMD-SB-7064'''<ref>[https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7064.html Trusted Platform Module (TPM) Reference Code Errata] (www.amd.com/en/resources/product-security)</ref> can be reso..."

11 August 2026

• 09:1209:12, 11 August 2026 diff hist +6,322 N OPNsense plugins Created page with "The functions of the Open Source firewall OPNsense can be extended by multiple '''plugins'''. The following table shows the plugins available with the corresponding version numbers (OPNsense version 25.1.1): {| class="wikitable" !Plugin !Version !Description |- |os-acme-client |4.11 |ACME Client |- |os-apcupsd |1.2_3 |APCUPSD - APC UPS daemon |- |os-beats |1 |Send logs, network, metrics and heartbeat to Elasticsearch |- |os-bind |1.34_2 |BIND domain name service |-..." current