All public logs

Combined display of all available logs of HPCWIKI. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).

• 12:12, 5 March 2025 Admin talk contribs created page Logrotation (Created page with "== Linux log rotation == Controlling the sizes of log files on a Linux server is crucial due to their continuous growth. As log files accumulate, they can consume valuable storage space, server resources, and cause performance issues. To address this problem, log rotation is commonly employed in most Linux distributions.<ref>https://betterstack.com/community/guides/logging/how-to-manage-log-files-with-logrotate-on-ubuntu-20-04/</ref><syntaxhighlight lang="bash"> $ logro...") Tag: Visual edit
• 08:37, 5 March 2025 Admin talk contribs moved page DSI to Display Interfaces
• 10:56, 4 March 2025 Admin talk contribs moved page NVIDIA driver to NVIDIA driver and VBIOS firmware
• 10:29, 4 March 2025 Admin talk contribs created page File:Ipmi block diagram.png
• 10:29, 4 March 2025 Admin talk contribs uploaded File:Ipmi block diagram.png
• 07:16, 10 February 2025 Admin talk contribs created page Systemd service and timer (Created page with "== Systemd service and timer == center|frameless|578x578px|systemd service timer == References == <references />") Tag: Visual edit
• 06:51, 10 February 2025 Admin talk contribs created page File:Systemd service timer.png
• 06:51, 10 February 2025 Admin talk contribs uploaded File:Systemd service timer.png
• 08:33, 26 January 2025 Admin talk contribs created page Powershell tips and tricks (Created page with " == Detect system board name == >Get-CimInstance -Class Win32_BaseBoard | Format-Table Manufacturer, Product, SerialNumber, Version -Auto == References == <references />") Tag: Visual edit
• 12:34, 21 January 2025 Admin talk contribs created page Private:Tips (Created page with " == How to show the run command of a docker container<ref>https://stackoverflow.com/questions/32758793/how-to-show-the-run-command-of-a-docker-container</ref> == <syntaxhighlight lang="bash"> $ sudo pip install runlike $ docker ps >>> get container bind $ runlike f6dfbf0219ad docker run --name=registry_registry_1 --hostname=f6dfbf0219ad --volume /volume0/registry/auth:/auth --volume /volume0/registry/registrydata:/data --volume /var/lib/registry --env=REGISTRY_AUTH_HT...") Tag: Visual edit
• 08:03, 20 January 2025 Admin talk contribs created page NMAP (Created page with "== Scan subnet<ref>https://unix.stackexchange.com/questions/585775/nmap-output-with-awk-to-table</ref> == <syntaxhighlight lang="bash"> $sudo nmap -sP 192.168.1.0/24 | awk '{a=0;b=2;c=3;d=4;e=5;f=6} function out() { if (state=="up") { printf "%s \t%s \t%s \t%s\n", ip, mac, name, name2; ip=""; mac=""; name=""; state=""; name2="" } } /Nmap scan report/ { out(); name=$e; ip = substr($f,2,length($f)-2); if (ip=="") { ip=name; name="" } } /Host is/ { state=$c } /MAC Addr...") Tag: Visual edit
• 09:14, 20 December 2024 Admin talk contribs moved page EPYC Rome (7003 series) to EPYC Rome (7002 series)
• 08:09, 20 December 2024 Admin talk contribs created page Epyc Milan (7003 series) (Created page with " == Epyc Milan == AMD EPYC™ 7003 Series Processors have set a standard for performance and efficiency for mainstream data center servers. Customers that have done extensive application qualification on DDR4/PCIe®4 generation systems and seek performant, cost-effective solutions to data center challenges, can find tremendous value with AMD EPYC™ 7003 processor-based servers.<ref>https://www.amd.com/en/products/processors/server/epyc/7003-series.html#specifications</r...") Tag: Visual edit
• 08:06, 20 December 2024 Admin talk contribs moved page EPYC Rome to EPYC Rome (7003 series)
• 08:05, 20 December 2024 Admin talk contribs moved page AMD CPUs to AMD CPUs by socket
• 15:42, 19 December 2024 Admin talk contribs created page AMD CPUs (Created page with "{| class="wikitable" !Series !Socket ! colspan="1" rowspan="1" |Name<ref>https://www.amd.com/en/products/processors/laptop/ryzen.html?gad_source=1&gclid=EAIaIQobChMIxdj2jJyzigMVbsVMAh1QJxRrEAAYASAAEgJ8-_D_BwE#specs</ref> ! colspan="1" rowspan="1" |Graphics Model ! colspan="1" rowspan="1" |# of CPU Cores ! colspan="1" rowspan="1" |# of Threads ! colspan="1" rowspan="1" |Max. Boost Clock ! colspan="1" rowspan="1" |Base Clock ! colspan="1" rowspan="1" |Graphics Core Count !...") Tag: Visual edit
• 13:34, 9 December 2024 Admin talk contribs created page File:RGB cables.png
• 13:34, 9 December 2024 Admin talk contribs uploaded File:RGB cables.png
• 13:30, 9 December 2024 Admin talk contribs created page RGB Headers (Created page with "== RGB Headers == RGB Headers are used for '''powering RGB devices''' such as fans and strips with 12V DC power and supplying data for red, green, and blue color channels. Two type of RGB Headers <ref>https://www.cgdirector.com/wp-content/uploads/media/2022/05/ARGB-vs-RGB-headers.jpg</ref> * RGB : LEDs '''can only produce the exact same color''' at any given time (uses +12V) * ARGB '''''(addressable''''' RGB) : LEDs can produce different color '''individually (uses +...") Tag: Visual edit
• 13:18, 9 December 2024 Admin talk contribs created page File:RGB vs ARGB.png
• 13:18, 9 December 2024 Admin talk contribs uploaded File:RGB vs ARGB.png
• 13:31, 5 December 2024 Admin talk contribs created page Mongodb tips and tricks (Created page with "== The following signatures were invalid: EXPKEYSIG 656408E390CFB1F5 MongoDB 4.4 Release Signing Key == <syntaxhighlight lang="bash"> #Remove the Old Key: First, remove the expired key using the following command: sudo apt-key del 656408E390CFB1F5 #Add the New Key: Then, add the new key from the MongoDB key server: sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 656408E390CFB1F5 #Update the Package List: After adding the new key, update the package li...") Tag: Visual edit
• 12:09, 14 November 2024 Admin talk contribs created page Efibootmgr (Created page with " '''efibootmgr'''<ref>https://github.com/rhboot/efibootmgr</ref> is a command line tool to managing UEFI boot menu. == Usage == Assumming that you have installed Linux in UEFI mode. === Install efibootmgr === You can install the '''efibootmgr''' command line utility with the following commands on Debian/Ubuntu/Linux Mint sudo apt install efibootmgr === Displaying Current Settings === Simply run the following command. In some Linux distributions like Debian, you ne...") Tag: Visual edit
• 08:36, 14 November 2024 Admin talk contribs created page Fwupd (Created page with "[https://fwupd.org/ fwupd] ([https://aur.archlinux.org/packages/fwupd-git/ fwupd-git])is a simple daemon to allow session software to update device firmware on your local machine. It's designed for desktops, but also usable on phones and headless servers. == Usage<ref>https://wiki.archlinux.org/title/Fwupd</ref> == To display all devices detected by ''fwupd'': $ fwupdmgr get-devices '''Note:''' Listed devices may not be updatable through ''fwupd'' (''e.g.'' Intel integ...") Tag: Visual edit
• 07:36, 1 November 2024 Admin talk contribs created page Tcpdump tips and tricks (Created page with " == Trace multicast package == <syntaxhighlight lang="bash"> $Trace multicast package example $sudo tcpdump -nnXs 0 -i enp1s0f0 udp port 5007 and dst 224.1.1.1 </syntaxhighlight> == References == <references />") Tag: Visual edit
• 10:47, 31 October 2024 Admin talk contribs created page Cipher suite (Created page with "The Cipher Suite ID values are used as a way to identify different Cipher Suites in configuration parameters and IPMI commands. {| class="wikitable" |+Cipher suite ID numbers<ref>https://support.hpe.com/hpesc/public/docDisplay?docId=sd00002092en_us&docLocale=en_US&page=GUID-D7147C7F-2016-0901-06CE-00000000054A.html</ref> !ID !Characteristics !Cipher Suite !Authentication Algorithm !Integrity Algorithm(s) !Confidentiality Algorithm(s) |- | colspan="1" rowspan="1" |0 | col...") Tag: Visual edit
• 10:33, 31 October 2024 Admin talk contribs created page IPMI (Created page with "== What is IPMI == '''Intelligent Platform Management Interface''' ('''IPMI''') is a set of computer interface specifications for an autonomous computer subsystem that provides management and monitoring capabilities '''independently of the host system's CPU, firmware (BIOS or UEFI) and operating system'''.<ref>https://en.wikipedia.org/wiki/Intelligent_Platform_Management_Interface</ref> A BMC (baseboard management controller) is a core building block of IPMI sub-system...") Tag: Visual edit
• 13:17, 5 September 2024 Admin talk contribs created page ARP (Created page with "== ARP == ARP stands for '''Address Resolution Protocol that use EtherType 0x0806.''' ARP is broadcasted packet in the network: "Hey, who is 10.230.20.1, tell me your MAC address!", and that system replies: "I'm 10.230.20.1, my MAC address is XX:XX:XX:XX:XX:XX". Then all systems who seen this reply record in their dynamic '''ARP table''' that 10.230.20.1 is. depending on OS, the record in the table expires and resolution process repeats. Usually this is 300 seconds. =...") Tag: Visual edit
• 12:52, 5 September 2024 Admin talk contribs moved page Internet protocols to Network protocols (change title)
• 10:53, 4 September 2024 Admin talk contribs created page PCIe 5.0 (Created page with "== PCIe v5.0 == In May 2019, the PCIe 5.0 specification was officially released by the PCI-SIG. The transfer speed became twice that of PCIe 4.0 at 32.0 GT/s. PCIe 5.0 enables new transmission speed of storage via connectors such as Gen-Z, MCIO and SAS are becoming increasingly important {| class="wikitable" |+ !Connector type !Description !transmission bandwidth ranges !PCIe 6.0 compatibility ! |- |'''Gen-Z''' |The mechanism design refers to the specification of...") Tag: Visual edit
• 10:50, 4 September 2024 Admin talk contribs created page File:SFF-TA-1016 Specification.png
• 10:50, 4 September 2024 Admin talk contribs uploaded File:SFF-TA-1016 Specification.png
• 10:42, 4 September 2024 Admin talk contribs created page File:SFF-TA-1002 Specification.png
• 10:42, 4 September 2024 Admin talk contribs uploaded File:SFF-TA-1002 Specification.png
• 11:17, 27 August 2024 Admin talk contribs created page Efi shell tips and tricks (Created page with " == EFI shell commands == {| class="wikitable" |+ !Type !Command !Description !Notes |- |Boot Commands — EFI Shell. Commands related to nPartition booting |autoboot |Set/view autoboot timeout variable | |- | |bcfg |Display/modify the driver/boot configuration | |- | |boottest |Set/view BootTest bits | |- | |dbprofile |Display/modify direct boot profiles for use by lanboot | |- | |lanboot |Boot over the LAN | |- | |reconfigreset |Reset the system (nPartition) for recon...") Tag: Visual edit
• 12:08, 23 August 2024 Admin talk contribs created page SR-IOV (Created page with "== Single Root IO Virtualization (SR-IOV) == SR-IOV ('''Single Root - I/O Virtualization''') is a technology that allows a single PCIe device to appear as multiple separate physical devices to the host system. Disabling SR-IOV can affect how the GPU is exposed to the operating system and drivers<ref>https://www.ibm.com/docs/en/power8?topic=POWER8/p8ecu/p8ecu_vios_concepts_network_sriov.htm</ref> SR-IOV is commonly used in conjunction with an SR-IOV enabled hypervisor to...") Tag: Visual edit
• 14:05, 5 August 2024 Admin talk contribs changed group membership for Seokforhpc from (none) to customers
• 14:01, 5 August 2024 User account Seokforhpc talk contribs was created by Admin talk contribs
• 12:55, 16 July 2024 Admin talk contribs created page Data backup and disaster planning (Created page with "Linux systems are widely used in servers and critical infrastructure, ensuring rapid recovery from failures is paramount. This page dives deep into the essentials of Linux system recovery, offering insights into effective backup strategies and disaster planning. == Types of Failures Affecting Linux Systems == * '''Hardware Failures''': These include issues like hard drive crashes, memory corruption, or power supply failures. * '''Software Issues''': Software failures m...") Tag: Visual edit
• 13:15, 14 July 2024 Admin talk contribs created page Samba tips and tricks (Created page with " == Wired file name on Window file explorer while correct file name on Linux == Window file explorer shows wired file name, <code>G2X4IA~5 O2T3KH~K SYJ2IT~R</code> It's a file name mangling problem due to Samba is converting filenames down to old style DOS 8.3 filenames. On server side, edit <code>/etc/samba/smb.conf</code> and add <code>mangled names=no</code> to the <code>[global]</code> section and restart the smb service.<ref>Reference: <nowiki>http://oreilly.co...") Tag: Visual edit