User contributions for Saurabh
From Notes_Wiki
- 05:02, 27 February 2023 diff hist +3 m Ubuntu HPC Install and Configure Modules current
- 05:01, 27 February 2023 diff hist +1,664 N Ubuntu HPC Install and Configure Modules Created page with "Home > Ubuntu > HPC setup with openpbs and openmpi > Install and Configure Modules #Create directory for modules path in master node share path #:<pre> #:: mkdir -p /export/modules/ #:</pre> #Configure mpi module file in master node ##Create directory for mpi ##:<pre> ##:: mkdir -p /export/modules/mpi ##:: cd /export/modules/mpi ##:</pre> ## Create mpi-4.1.1 modu..."
- 04:44, 27 February 2023 diff hist +245 m Ubuntu HPC Common setup of all HPC nodes
- 04:37, 27 February 2023 diff hist +94 m Ubuntu HPC Common setup of all HPC nodes
- 04:35, 27 February 2023 diff hist +2,694 N Ubuntu HPC Install Openmpi from master node Created page with "Home > Ubuntu > HPC setup with openpbs and openmpi > Install Openmpi from master node We can install OpenMPI using source code by using: #Create temporary directory for compilation of sources. Download openmpi tar ball and extract sources in temporary compilation folder. #:<pre> #:: mkdir -p /export/apps/temp #:: cd /export/apps/temp #:: wget https://www.open..."
- 03:58, 27 February 2023 diff hist +167 m Ubuntu HPC setup with openpbs and openmpi
- 03:57, 27 February 2023 diff hist +105 m CentOS 7.x Rocks cluster 7.0 current
- 05:05, 25 February 2023 diff hist +2,112 m Ubuntu HPC NFS client on compute nodes current
- 04:47, 25 February 2023 diff hist +222 m Rocky 8.x System Administration
- 04:46, 25 February 2023 diff hist +1,328 N Rocky 8.x Finding DHCP offer and options without changing actual interface settings Created page with "Home > Rocky Linux or CentOS > Rocky Linux 8.x > System Administration > Finding DHCP offer and options without changing actual interface settings It is possible to make DHCP request on an interface without changing any settings. This way we can find out what IP and other options such as DNS, lease-time etc. DHCP server provi..." current
- 07:44, 24 February 2023 diff hist −5 m Ubuntu HPC NIS server setup on master node
- 07:43, 24 February 2023 diff hist −4 m Ubuntu HPC NIS client setup on compute nodes
- 07:43, 24 February 2023 diff hist +131 m Ubuntu HPC NIS server setup on master node
- 06:42, 24 February 2023 diff hist +136 m CentOS 9.x Configure basic NFSv4 server for sharing folders between two machines current
- 06:13, 24 February 2023 diff hist +305 m Install Nvidia graphics card driver on Ubuntu along with cuda libraries current
- 06:10, 24 February 2023 diff hist +185 m CentOS 7.x Install nvidia drivers and cuda library current
- 05:57, 24 February 2023 diff hist +234 m CentOS 7.x Install nvidia drivers and cuda library
- 05:47, 23 February 2023 diff hist +1,334 N Ubuntu HPC NIS client setup on compute nodes Created page with "Home > Ubuntu > HPC setup with openpbs and openmpi > NIS client setup on compute nodes #Install NIS packages #:<pre> #:: apt -y install nis nscd #:</pre> #: During installation mention correct NIS domain as setup on master node. #Add below line in '<tt>/etc/yp.conf</tt>' file #:<pre> #:: domain <private-domain> server master #:</pre> #Add nis based re..."
- 05:33, 23 February 2023 diff hist +17 m Ubuntu HPC NIS server setup on master node
- 05:26, 23 February 2023 diff hist +1,560 N Ubuntu HPC NIS server setup on master node Created page with "Home > Ubuntu > HPC setup with openpbs and openmpi > NIS server setup on master node #Install NIS packages and give nis domain name #:<pre> #:: apt -y install nis nscd #:</pre> #: During installation enter private domain name for NIS #Configure this server as NIS master server by editing '<tt>/etc/default/nis</tt>' and updating below two parameter values: #:<pr..."
- 04:53, 23 February 2023 diff hist +23 m Ubuntu HPC NTP server setup on master node current
- 04:53, 23 February 2023 diff hist +23 m Ubuntu HPC NTP client setup on compute nodes current
- 04:32, 23 February 2023 diff hist +1,022 N Ubuntu HPC NTP client setup on compute nodes Created page with "Home > Ubuntu > HPC setup with openpbs and openmpi > NTP client setup on compute nodes To configure client nodes to take their time update from master use: #Install ntp package #:<pre> #:: apt install -y ntp ntpdate #:</pre> #Edit '<tt>/etc/ntp.conf</tt>' file and '''keep only master server''' as follows: #:<pre> #:: server master prefer iburst #:</pre> # Se..."
- 04:30, 23 February 2023 diff hist +85 Ubuntu HPC NTP server setup on master node
- 04:30, 23 February 2023 diff hist +146 m Ubuntu HPC NTP server setup on master node
- 04:26, 23 February 2023 diff hist +54 m Ubuntu HPC DNS setup on master node current
- 04:26, 23 February 2023 diff hist +955 N Ubuntu HPC NTP server setup on master node Created page with "Home > Ubuntu > HPC setup with openpbs and openmpi > NTP server setup on master node #Install ntp package #:<pre> #:: apt install -y ntp ntpdate #:</pre> #Edit '<tt>/etc/ntp.conf</tt>' file and append time.google.com server as follows: #:<pre> #:: server time.google.com #:</pre> # Set correct time on current system using: #:<pre> #:: ntpdate -b time.google.com..."
- 04:09, 23 February 2023 diff hist +123 m Ubuntu HPC NFS client on compute nodes
- 04:09, 23 February 2023 diff hist +97 m Ubuntu HPC NFS server setup on master node current
- 04:07, 23 February 2023 diff hist +158 m Ubuntu HPC NFS server setup on master node
- 04:04, 23 February 2023 diff hist +101 m Ubuntu HPC DNS setup on compute node current
- 04:02, 23 February 2023 diff hist +1 m Ubuntu HPC DNS setup on master node
- 04:00, 23 February 2023 diff hist +97 m Ubuntu HPC DNS setup on master node
- 03:38, 23 February 2023 diff hist +63 m Ubuntu Server or Desktop administration
- 03:38, 23 February 2023 diff hist +873 N Ubuntu 20.04 Execute command at system boot using crontab Created page with "Home > Ubuntu > Server or Desktop administration > Ubuntu 20.04 Execute command at system boot using crontab In case of Ubuntu 20.04 if we need to execute any command after system boot (the way used to happen via /etc/rc.d/rc.local long back), we can do the same via cron using: # Type below to open cron editing for current user (eg root) #:<pre> #:: crontab -e #:</pre> # In the cron file enter command to..." current
- 08:09, 21 February 2023 diff hist +236 Ubuntu HPC DNS setup on compute node
- 08:09, 21 February 2023 diff hist +237 m Ubuntu HPC DNS setup on master node
- 07:49, 21 February 2023 diff hist +256 m Ubuntu HPC master and compute node network setup
- 04:58, 21 February 2023 diff hist −9 m CentOS 8.x Zabbix installation
- 09:41, 18 February 2023 diff hist +529 m Install ESXi patch via depot zip file current
- 09:19, 17 February 2023 diff hist +185 m Ubuntu HPC setup with openpbs and openmpi
- 09:19, 17 February 2023 diff hist +2 m Ubuntu HPC NFS client on compute nodes
- 09:19, 17 February 2023 diff hist +860 N Ubuntu HPC NFS client on compute nodes Created page with "Home > Ubuntu > HPC setup with openpbs and openmpi > NFS client on compute nodes #Install NFS client packages on compute node #:<pre> #:: apt install -y nfs-common #:</pre> #Create mount directory #:<pre> #:: mkdir /export #:</pre> #Mount master node /export directory in compute node via '<tt>/etc/fstab</tt>' using: #:<pre> #:: <masternodename>:/export /export..."
- 09:08, 17 February 2023 diff hist +106 m Ubuntu HPC master and compute node network setup
- 09:01, 17 February 2023 diff hist +195 m Ubuntu HPC Common setup of all HPC nodes
- 08:59, 17 February 2023 diff hist +805 N Ubuntu HPC DNS setup on compute node Created page with "Home > Ubuntu > HPC setup with openpbs and openmpi > DNS setup on compute node To configure correct DNS settings on compute node use: # First test DNS resolution via master using: #:<pre> #:: nslookup node<n>.<private-zone> <master-private-ip> #:</pre> # Then configure appropriate DNS and search domain using: #:<pre> #:: resolvectl domain <private-interface> <privat..."
- 08:53, 17 February 2023 diff hist +1,850 N Ubuntu HPC DNS setup on master node Created page with "Home > Ubuntu > HPC setup with openpbs and openmpi > DNS setup on master node The nodes in HPC cluster should resolve each other via both short name and FQDN. To help with host resolution centrally, we can setup DNS on master using: # Install bind9 package using: #:<pre> #:: apt -y install bind9 #:</pre> # Edit '<tt>/etc/bind/named.conf.options</tt>' to include:<sour..."
- 08:40, 17 February 2023 diff hist 0 m Configuring basic DNS service with bind current
- 08:08, 17 February 2023 diff hist +1,690 N Ubuntu HPC master and compute node network setup Created page with "Home > Ubuntu > HPC setup with openpbs and openmpi > Master and compute node network setup After initial template is built using Ubuntu HPC Common setup of all HPC nodes, we need to differentiate between master and compute nodes from network perspective. # '''On compute nodes''' disable firewall using: #:<pre> #:: systemctl stop ufw #:: systemctl dis..."
- 07:53, 17 February 2023 diff hist +8 m Ubuntu HPC NFS server setup on master node
