User contributions for Saurabh
From Notes_Wiki
- 10:11, 14 July 2022 diff hist +143 m Troubleshooting squid issues current
- 10:11, 14 July 2022 diff hist +91 m Configuring squid to block websites based on categories current
- 10:10, 14 July 2022 diff hist +68 m Configuring squid with DelayPools current
- 10:10, 14 July 2022 diff hist +66 m Configuring squid with Squish current
- 10:10, 14 July 2022 diff hist +89 m Restricting squid users to login only from one machine current
- 09:48, 14 July 2022 diff hist +68 m OpenSSH server configuration current
- 09:48, 14 July 2022 diff hist +146 m Configuring idle timeout for openSSH current
- 09:47, 14 July 2022 diff hist +57 m Chrooting sftp users to home directory with openSSH current
- 09:47, 14 July 2022 diff hist +54 m Passphrase for ssh-keys current
- 09:46, 14 July 2022 diff hist +115 m Disabling reverse DNS lookup for openSSH current
- 09:46, 14 July 2022 diff hist +123 m Improving openSSH server performance current
- 09:46, 14 July 2022 diff hist +92 m Generating new ssh host keys for openSSH server current
- 09:45, 14 July 2022 diff hist +158 m Tunneling using SSH server listening on port 443
- 09:44, 14 July 2022 diff hist +94 m Configuring authorized keys file for public key based access current
- 09:44, 14 July 2022 diff hist +73 m Restricting SSH access to a given command current
- 09:44, 14 July 2022 diff hist +146 m Restricting SSH access to given users current
- 09:43, 14 July 2022 diff hist +142 m Sharing multiple ssh connections current
- 09:43, 14 July 2022 diff hist 0 m SSH connection chaining and forwarding current
- 09:43, 14 July 2022 diff hist +147 m SSH connection chaining and forwarding
- 09:40, 14 July 2022 diff hist −18 m Tftp server configuration current
- 09:40, 14 July 2022 diff hist +137 m Configuring basic tftp server current
- 09:39, 14 July 2022 diff hist −19 m Samba server configuration current
- 09:39, 14 July 2022 diff hist +121 m Quick samba server with authentication setup current
- 09:38, 14 July 2022 diff hist +63 m Basic samba server configuration current
- 09:38, 14 July 2022 diff hist +97 m Using smbclient or nmblookup to access samba shares or servers current
- 09:37, 14 July 2022 diff hist −21 m Pxeboot server configuration current
- 09:36, 14 July 2022 diff hist +59 m Configuring basic pxeboot server current
- 08:57, 14 July 2022 diff hist −74 m CentOS 6.x
- 07:46, 14 July 2022 diff hist −62 m Ubuntu
- 07:46, 14 July 2022 diff hist +77 m Ubuntu
- 07:46, 14 July 2022 diff hist +2,978 m Install Nvidia graphics card driver on Ubuntu along with cuda libraries
- 07:28, 14 July 2022 diff hist +85 N Install Nvidia P100 graphics card driver on Ubuntu 16.04 Saurabh moved page Install Nvidia P100 graphics card driver on Ubuntu 16.04 to Install Nvidia graphics card driver on Ubuntu along with cuda libraries: Improving article and also making it more generic current Tag: New redirect
- 07:28, 14 July 2022 diff hist 0 m Install Nvidia graphics card driver on Ubuntu along with cuda libraries Saurabh moved page Install Nvidia P100 graphics card driver on Ubuntu 16.04 to Install Nvidia graphics card driver on Ubuntu along with cuda libraries: Improving article and also making it more generic
- 07:26, 14 July 2022 diff hist +3,099 N CentOS 7.x Install nvidia drivers and cuda library Created page with "<yambe:breadcrumb>CentOS 7.x package management|CentOS 7.x package management</yambe:breadcrumb> =CentOS 7.x Install nvidia drivers and cuda library= To install Nvidia drivers and Cuda library on CentOS 7.x use: # Do full installation of CentOS7 # Disable Selinux by editing '<tt>/etc/selinux/config</tt>' and using: #:<pre> #:: SELINUX=disabled #:</pre> #: Also do #::<pre> #::: setenforce 0 #::</pre> # Disable firewalld #:<pre> #:: systemctl stop firewalld #:: systemctl..."
- 07:09, 14 July 2022 diff hist +56 m CentOS 7.x package management
- 09:43, 8 July 2022 diff hist +43 m Basic disk quota configuration
- 09:35, 8 July 2022 diff hist +349 m CentOS 7.x Rocks cluster 7.0 Build master server
- 09:22, 8 July 2022 diff hist +1,772 m PBS job queues resource management
- 09:16, 8 July 2022 diff hist +3,860 N PBS job queues resource management Created page with "Home > CentOS > CentOS 7.x > CentOS 7.x Rocks cluster 7.0 > PBS job queues resource management In order to restrict amount of resources available to users we need to do resource management on queues and assign users / nodes or groups to queues. =Resource management for the overall Queue= * Set Maximum CPU for the queue *:<pre> *:: qmgr -c "set queue testq1 resources_max.ncpus=20" *:</pre> * Set Maximum Memory for queue *:<pre> *:: qmgr..."
- 09:06, 8 July 2022 diff hist +3,977 N PBS job submission and execution Created page with "Home > CentOS > CentOS 7.x > CentOS 7.x Rocks cluster 7.0 > PBS job submission and execution =Sample pbs stress job for testing= We can test PBS installation by validating whether we are able to submit jobs and they are executing properly on various nodes using: # Install stress package on all the nodes #:<pre> #:: yum install -y stress #:</pre> #: Assumes epel, etc. are enabled as part of compute/execution node setup # Create the PBS scri..."
- 08:56, 8 July 2022 diff hist −10 m PBS setup master node
- 08:54, 8 July 2022 diff hist +2,407 N PBS job queue creation Created page with "Home > CentOS > CentOS 7.x > CentOS 7.x Rocks cluster 7.0 > PBS job queue creation =Adding compute or execution nodes to PBS queue management= To Add the nodes in pbs login to master node and use: <pre> qmgr create node master create node compute-0-0 create node compute-0-1 quit </pre> * On each and every node ensure that *:<pre> *:: ping <master-hostname> (eg ping rocks) *:</pre> *: results in master private IP and not public IP. In..."
- 08:45, 8 July 2022 diff hist +219 m PBS setup execution node current
- 08:45, 8 July 2022 diff hist +220 m PBS setup master node
- 08:45, 8 July 2022 diff hist +887 N PBS setup client node Created page with "Home > CentOS > CentOS 7.x > CentOS 7.x Rocks cluster 7.0 > PBS setup client node To install Client node use: # Download & Install pbs packages #:<pre> #:: wget http://wpc.23a7.iotacdn.net/8023A7/origin2/rl/PBS-Open/pbspro_19.1.2.centos_7.zip #:: unzip pbspro_19.1.2.centos_7.zip #:: cd pbspro_19.1.2.centos_7 #:: yum install -y pbspro-client-19.1.2-0.x86_64.rpm #:</pre> # Check master hostname in '<tt>/etc/pbs.conf</tt>' # Source various fi..." current
- 08:42, 8 July 2022 diff hist +1,113 N PBS setup execution node Created page with "Home > CentOS > CentOS 7.x > CentOS 7.x Rocks cluster 7.0 > PBS setup execution node To setup PBS execution node use: # Download & Install pbs packages using: #:<pre> #:: wget http://wpc.23a7.iotacdn.net/8023A7/origin2/rl/PBS-Open/pbspro_19.1.2.centos_7.zip #:: unzip pbspro_19.1.2.centos_7.zip #:: cd pbspro_19.1.2.centos_7 #:: yum localinstall -y ./pbspro-execution-19.1.2-0.x86_64.rpm #:</pre> # Edit master hostname in '<tt>/etc/pbs.conf</t..."
- 08:38, 8 July 2022 diff hist +4,058 N PBS setup master node Created page with "Home > CentOS > CentOS 7.x > CentOS 7.x Rocks cluster 7.0 > PBS setup master node To setup PBS master node use: # Download pbs packages #:<pre> #:: wget http://wpc.23a7.iotacdn.net/8023A7/origin2/rl/PBS-Open/pbspro_19.1.2.centos_7.zip #:: unzip pbspro_19.1.2.centos_7.zip #:</pre> # Install PBS on master server #:<pre> #:: cd pbspro_19.1.2.centos_7 #:: yum localinstall -y ./pbspro-server-19.1.2-0.x86_64.rpm #:</pre> # Edit pbs conf file ('<t..."
- 08:26, 8 July 2022 diff hist +1,297 N PBS pre-requisites Created page with "Home > CentOS > CentOS 7.x > CentOS 7.x Rocks cluster 7.0 > PBS pre-requisites Following pre-requisites are required for PBS to work: # Nodes should resolve each other using short-names and FQDN such rocks2, rocks2.local to their private IP. This is taken care of by rocks cluster #: Might require fixing /etc/hosts on compute nodes to point to master FQDN via private IP instead of master public IP # There should be password-less SSH betwee..." current
- 08:22, 8 July 2022 diff hist +1,343 N PBS Theory Created page with "Home > CentOS > CentOS 7.x > CentOS 7.x Rocks cluster 7.0 > PBS Theory The related documentation is on installing PBS Pro packages in which there are three types of nodes: ; pbspro-server : This should be installed on one node (or two if you employ failover) in your cluster where the server and scheduler will run. Most admins prefer not to run jobs on this node, but it is certainly possible. This RPM also installs everything you would get..." current
- 08:19, 8 July 2022 diff hist +294 m CentOS 7.x Rocks cluster 7.0
