User contributions for Ardika Sulistija

For Ardika Sulistija talk block log uploads logs
A user with 300 edits. Account created on 13 May 2024.
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21 August 2024

  • 14:4614:46, 21 August 2024 diff hist +4,911‎ N Dd ‎ Created page with " <b>dd</b> - convert and copy a file. REALLY GOOD ARTICLE: https://www.computernetworkingnotes.com/linux-tutorials/generate-or-create-a-large-text-file-in-linux.html ===How to use dd=== ---- This command will create a file of size <b>count*bs</b>, in which the below will create a file of 1 MB: dd if=/dev/zero of=file.txt count=1024 bs=1024 * <b>/dev/zero</b> is a special file in Unix-like operating systems that provides as many null characters as are read from i..." current
  • 14:4614:46, 21 August 2024 diff hist +16,419‎ N DNS ‎ Created page with "DNS (Domain Name Server) ====How I have my websites' DNS records set up==== ---- Before proceeding with the [https://dikapedia.com/wiki/SSL_/_TLS#How_to_install_Let.27s_Encrypt_with_Certbot_on_Amazon_Linux_2_.28Super_Easy.29 Let's Encrypt steps to configure SSL cert], I configured my DNS records with the following (on namecheap): * A record - @ - 23.20.238.64 * A record - www - 23.20.238.64 ====DNS==== ---- https://en.wikipedia.org/wiki/Domain_Name_System Good video..." current
  • 14:4614:46, 21 August 2024 diff hist +1,221‎ N DHCP ‎ Created page with " DHCP - DORA https://ipwithease.com/understanding-dora-process-in-dhcp/ ====dhclient==== ---- <b>dchlient</b> - the Dynamic Host Configuration Protocol (DHCP) Client used to allow a client to connect to a DHCP server. * You need this if you are not booting up using a static IP address!! dhclient configuration files: $ which dhclient /usr/sbin/dhclient # Another way of checking if dhclient is installed # Run as root $ dhclient status && dhclient --version..." current
  • 14:4514:45, 21 August 2024 diff hist +10,387‎ N Curl ‎ Created page with " <b>curl</b> - transfers a URL. Or make HTTP requests (or HTTPS, FTP, FTPS, SCP, SFTP, TFTP, DICT, TELENET, LDAP or FILE). https://www.thegeekstuff.com/2012/04/curl-examples/ ---- * Useful for testing web servers at the application level, testing an application's endpoint or connectivity, or checking if a service is healthy. * HTTP uses TCP so if curl works then TCP (and lower levels) must be working, too. Can be used in many different ways: * Designed to work wi..."
  • 14:4514:45, 21 August 2024 diff hist +3,157‎ N Cron ‎ Created page with " <b>crond</b> - daemon to execute scheduled commands. <b>crontab</b> - Used to schedule repetitive tasks/commands. *must be root* Good info: * https://cronitor.io/cron-reference/5-places-cron-jobs-live * https://www.geeksforgeeks.org/crontab-in-linux-with-examples/ * https://crontab.guru/ * https://unix.stackexchange.com/questions/212703/crontab-error-no-crontab-for-use * https://serverfault.com/questions/449651/why-is-my-crontab-not-working-and-how-can-i-troubleshoo..."
  • 14:4414:44, 21 August 2024 diff hist +249‎ N Cp ‎ Created page with "From cp manpage: -p same as --preserve=mode,ownership,timestamps --preserve[=ATTR_LIST] preserve the specified attributes (default: mode,ownership,timestamps), if possible additional attributes: context, links, xattr, all" current
  • 14:4414:44, 21 August 2024 diff hist +1,826‎ N Core Dumps ‎ Created page with "Terminology For Unix systems, the term "core dump" generally refers to a dump of the state of an individual process. The term "core dump" is also used in the context of NetWare, but in that context it refers to a dump of the state of a complete system. The equivalent of a NetWare core dump for Unix systems is typically called a "system crash dump" or "kernel crash dump". Core dump analysis Core dumps can be a valuable source of information in certain troubleshooting s..." current
  • 14:4414:44, 21 August 2024 diff hist +572‎ N Context Switch ‎ Created page with "<b>Context Switching</b> is when CPU switches to another process, the system must save the state of the old process and load the saved state for the new process via context switch. * Context-switch time is overhead; the system does no useful work while switching. The more complex the OS and the <b>PCB</b> --the longer the context switch. * Context switches are costly as it destroys the TLB buffer. A <b>translation lookaside buffer (TLB)..." current
  • 14:4314:43, 21 August 2024 diff hist +1,461‎ N CloudFormation ‎ Created page with "====How to create Redis (cluster mode enabled) with 1 shard using YAML==== ---- <b>CacheParameterGroupName</b> is key to making it cluster mode enabled: AWSTemplateFormatVersion: 2010-09-09 Resources: myReplicationGroup: Type: AWS::ElastiCache::ReplicationGroup DeletionPolicy: Retain Properties: AtRestEncryptionEnabled: true AutomaticFailoverEnabled: true CacheParameterGroupName: 'default.redis5.0.clust..." current
  • 14:4314:43, 21 August 2024 diff hist +11,990‎ N CloudEndure ‎ Created page with "====CloudEndure log files==== ---- * Installation log file: <b>./cloudendure.log</b> ** Generated during the agent installation process. ** Located in the directory from which the installation process was initiated. * Agent Logs: <b>/var/lib/cloudendure/agent.log.0</b> ====How to start/stop the CloudEndure Agent==== ---- sudo /var/lib/cloudendure/runAgent.sh sudo /var/lib/cloudendure/stopAgent.sh * <b>Note</b>: stop / starting of the agent causes re-replicati..." current
  • 14:4314:43, 21 August 2024 diff hist +9,082‎ N Cloud-Init and User-Data ‎ Created page with "===Cloud-Init=== ---- add notes: https://cloudinit.readthedocs.io/en/latest/topics/dir_layout.html <b>Cloud-init</b> is the industry standard multi-distribution method for cross-platform cloud instance initialization. It is supported across all major public cloud providers, provisioning systems for private cloud infrastructure, and bare-metal installations. Cloud instances are initialized from a disk image and instance data: Cloud metadata User data (optional) Vendo..." current
  • 14:4314:43, 21 August 2024 diff hist +2,627‎ N Chroot ‎ Created page with "* Very important to bind /dev since the passwd command makes use of /dev/random which needs to actually exist Robert's way (This example shows how to change a password while chrooted): (all sudo) mount /dev/xvdf1 /mnt mount -o bind /proc /mnt/proc mount -o bind /sys /mnt/sys mount -o bind /dev /mnt/dev mount -o bind /run /mnt/run #This one was recommended but I didn't end up using it chroot /mnt passwd [username] exit umount /mnt/{dev,sys,proc} umo..." current
  • 14:4214:42, 21 August 2024 diff hist +112‎ N Chrome ‎ Created page with "Chrome Policy Template json file for Linux: https://gist.github.com/meets2tarun/2161e544f4c458c2f07641cafbdd186d" current
  • 14:4214:42, 21 August 2024 diff hist +14,800‎ N Centrify/Delinea ‎ Created page with "This is the Centrify for UNIX/Linux/Mac Command Line Cheat Sheet<br> Ref: https://centrifying.blogspot.com/2016/02/centrify-for-unix-cli-cheat-sheet.html ====AD-bridging commands ("ad" commands)==== ---- <b>adcheck</b> - check OS, network and AD readiness for Centrify DirectControl To check the system with domain (e.g. corp.contoso.com) $ adcheck corp.contoso.com To only perform OS checks $ adcheck --test os To only perform network-related tests $ adcheck --test n..." current
  • 14:4214:42, 21 August 2024 diff hist +594‎ N CPanel ‎ Created page with "The cPanel & WHM Log Files https://docs.cpanel.net/knowledge-base/cpanel-product/the-cpanel-log-files/ ====File Manager==== ---- If you don't have direct access to the underlying server of the website but you have access to cPanel, you can use cPanel to access the website files (i.e. public_html, .htaccess (if it's apache), plugins, themes, wp-admin directory, etc.). #. Login to cPanel #. Go to File Manager. ====How to set Expires Headers for Your Site on cPanel=..." current

20 August 2024

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