User contributions for Saurabh
From Notes_Wiki
- 08:02, 22 July 2022 diff hist +10 m Main Page
- 08:00, 22 July 2022 diff hist +593 N Export of users from AD and import into another AD Created page with "Home > Windows > Active Directory > Export of users from AD and import into another AD This was planned but the project was not required. Capturing references below to build KB in future: Refer: * Export : https://www.codetwo.com/admins-blog/export-users-from-active-directory/ * Import : ** https://networkproguide.com/bulk-import-users-into-active-directory-from-csv/ ** https://theitbros.com/import-users-into-active-directory-from-csv..." current
- 07:59, 22 July 2022 diff hist +56 m Active Directory current
- 07:38, 22 July 2022 diff hist +683 N Taking backup of VIOS server Created page with "Home > VOIS or AIX > Taking backup of VIOS server To take backup of VIOS server use: # For backup, Create directory in tmp using: #:<pre> #:: oem_setup_env #:: mkdir /tmp/<backup-folder> #:: exit #:</pre> # Then take backup via: #:<pre> #:: #IOS backup including base code, fixes, drivers, etc. #:: backupios -file /tmp/<backup-folder>/<backup-filename>.mksysb -mksysb -nomedialib #:: #:: #User defined virtual device backup #:: viosbr -backup -file /t..." current
- 07:32, 22 July 2022 diff hist +34 m VIOS or AIX
- 07:27, 22 July 2022 diff hist +7 m VIOS or AIX
- 07:27, 22 July 2022 diff hist +1,439 N Configure NTP client on AIX Created page with "Home > VOIS or AIX > Configure NTP client on AIX To configure NTP client on AIX use: # Assuming DNS is working or configured as per Configure DNS via resolv.conf on AIX. We should be able to ping the desired ntp servers such as pool.ntp.org or time.google.com via DNS. # Synchornize time with suitable NTP server #:<pre> #:: ntpdate -d ip.address.of.server #:</pre> #: For example #::<pre> #::: ntpdate -d pool.ntp.org #::</pre> #:: '''Note that t..."
- 07:25, 22 July 2022 diff hist +154 m Configure DNS via resolv.conf on AIX current
- 07:10, 22 July 2022 diff hist +61 m Configure Date and Time on VIOS
- 07:09, 22 July 2022 diff hist +539 N Configure DNS via resolv.conf on AIX Created page with "Home > VOIS or AIX > Configure DNS via resolv.conf on AIX As per https://www.ibm.com/docs/en/aix/7.2?topic=formats-resolvconf-file-format-tcpip we need to directly create /etc/resolv.conf file on AIX to configure DNS. The syntax is similar to modern Unix systems such as: <pre> domain DomainName nameserver <Address1> nameserver <Address2> </pre> For example: <pre> domain example.com nameserver 10.1.1.1 nameserver 10.2.2.2 </pre> Main Page|Hom..."
- 07:06, 22 July 2022 diff hist +1,215 N Configure Date and Time on VIOS Created page with "Home > VOIS or AIX > Configure Date and Time on VOIS =Configure Date and Time on VOIS= To configure date and time on VOIS use below steps: # Run below to get root shell #:<pre> #:: oem_setup_env #:</pre> # Open the configuration manager #:<pre> #:: smit #:</pre> # Go through following options to configure date and time ## Select "System Environments" ## Select "Change / Show Date and Time" ## Select "Change / Show Date & Time" ## Change required pa..."
- 06:54, 22 July 2022 diff hist +199 N VIOS or AIX Created page with "Home > VOIS or AIX =VOIS= *Configure Date and Time on VOIS =AIX= *Configure DNS via resolv.conf on AIX *Configure NTP on AIX Home > VOIS or AIX"
- 06:50, 22 July 2022 diff hist +17 m Main Page
- 05:40, 21 July 2022 diff hist +117 m Checking HANA DB replication status
- 05:38, 21 July 2022 diff hist +228 m Checking HANA DB replication status
- 05:35, 21 July 2022 diff hist +116 m CRM cluster on Suse Miscellaneous notes
- 05:35, 21 July 2022 diff hist +253 N CRM cluster on Suse Miscellaneous notes Created page with "Home > Suse > SAP setup and maintenance > CRM cluster on Suse Miscellaneous notes =Accessing cluster via web interface= Access cluster via https://<hostname-or-ip>:7630/ (Hawk) and login via appropriate user such as hacluster."
- 05:34, 21 July 2022 diff hist +45 m SAP setup and maintenance
- 05:26, 21 July 2022 diff hist +45 m SAP setup and maintenance
- 05:26, 21 July 2022 diff hist +1,936 N Checking SAP application ASCS/ERS status Created page with "Home > Suse > SAP setup and maintenance > Checking SAP application ASCS/ERS status =ASCS / ERS status= As explained at https://blogs.sap.com/2021/10/28/sap-ascs-high-availability-using-ers-explained/ we use ASCS / ERS replication to ensure high availability of application. For checking whether ASCS / SRS are running on which nodes we can use either cluster command such as: <pre> #RHEL pcs cluster status #OR pcs status #Suse crm status </pr..."
- 04:22, 21 July 2022 diff hist +253 m Checking HANA DB replication status
- 04:18, 21 July 2022 diff hist +193 m Checking HANA DB replication status
- 04:11, 21 July 2022 diff hist +138 m CentOS 8.x SAP Pacemaker cluster miscellaneous notes current
- 04:03, 21 July 2022 diff hist +797 N Checking HANA DB replication status Created page with "Home > Suse > SAP setup and maintenance > Checking HANA DB replication status The HANA database would have a ID such as ABC. In that case use following steps to check database replication status # Login into server as root # Connect to DB admin account using #:<pre> #:: su - <abc>adm #:</pre> #: where <abc> should be replaced with HANA DB ID # First we can check which machine is primary and which is secondary via: #:<pre> #:: hdbnsutil -..."
- 04:03, 21 July 2022 diff hist +768 N CentOS 8.x SAP Pacemaker cluster miscellaneous notes Created page with "Home > CentOS > CentOS 8.x > SAP setup and maintenance > Miscellaneous notes =Watchdog should be enabled= We can check existing cluster configuration using: <pre> pcs property show </pre> However, if one of the value is shown as: <pre> have-watchdog: false maintenance-mode: false no-quorum-policy: ignore startup-fencing: true stonith-enabled: true </..."
- 04:03, 21 July 2022 diff hist +145 m CentOS 8.x SAP setup and maintenance
- 04:03, 21 July 2022 diff hist +106 m SAP setup and maintenance
- 03:44, 21 July 2022 diff hist +41 m SAP setup and maintenance
- 06:28, 18 July 2022 diff hist +929 m PBS job submission and execution current
- 13:39, 14 July 2022 diff hist −30 m CentOS 6.x current
- 13:39, 14 July 2022 diff hist +47 m Sudo configuration current
- 13:39, 14 July 2022 diff hist −53 m Allowing users to run specific scripts as root current
- 13:38, 14 July 2022 diff hist −76 m Allowing user to run all commands as root without specifying password current
- 13:38, 14 July 2022 diff hist +20 m Understanding sudo configuration syntax current
- 13:37, 14 July 2022 diff hist −36 m Ebtables configuration current
- 13:37, 14 July 2022 diff hist −11 m Basic ebtables configuration current
- 13:36, 14 July 2022 diff hist +47 m Shell configuration current
- 13:36, 14 July 2022 diff hist +76 m Configuring idle timeout for shell current
- 13:36, 14 July 2022 diff hist +89 m Storing date / time along with commands in history
- 13:35, 14 July 2022 diff hist +47 m New machine configuration current
- 13:35, 14 July 2022 diff hist +45 m Configuring laptop after Cent-OS re-installation current
- 13:34, 14 July 2022 diff hist −62 m Configure new RHEL-5.5 VM on IBM cloud current
- 13:33, 14 July 2022 diff hist +51 m Configure high-end desktop as server for lab experiments current
- 13:33, 14 July 2022 diff hist +27 m Configure VM for lab experiments current
- 13:32, 14 July 2022 diff hist +46 m Install CentOS-6.4 and Windows 7 dual-boot with EFI current
- 13:32, 14 July 2022 diff hist +126 m Installing Windows and Ubuntu dual-boot current
- 13:32, 14 July 2022 diff hist +20 m Migrate sbarjatiya.com VM current
- 13:30, 14 July 2022 diff hist −6 m Filesystem configuration current
- 13:29, 14 July 2022 diff hist −3 m Configuring disk quota current
- 13:29, 14 July 2022 diff hist +93 m Basic disk quota configuration current
- 13:29, 14 July 2022 diff hist +192 m Configuring basic quota for XFS filesystem current
- 13:28, 14 July 2022 diff hist −21 m SELinux configuration current
- 13:28, 14 July 2022 diff hist +31 m SELinux configuration basics current
- 13:27, 14 July 2022 diff hist +125 m SELinux contexts for various purposes current
- 13:27, 14 July 2022 diff hist +31 m Apache SELinux configuration current
- 13:26, 14 July 2022 diff hist +60 m Iptables configuration current
- 13:26, 14 July 2022 diff hist +7 m Limiting number of new connections current
- 13:25, 14 July 2022 diff hist +29 m Rate limiting using iptables
- 13:25, 14 July 2022 diff hist +17 m NAT using iptables current
- 13:25, 14 July 2022 diff hist +14 m Port knocking current
- 13:24, 14 July 2022 diff hist −30 m Limiting number of simultaneous connections current
- 13:24, 14 July 2022 diff hist +146 m Limiting number of simultaneous connections
- 12:50, 14 July 2022 diff hist −36 m Hardware drivers configuration or installation current
- 12:50, 14 July 2022 diff hist −25 m HBA drivers current
- 12:50, 14 July 2022 diff hist +168 m Installing brocade HBA drivers in Linux current
- 12:49, 14 July 2022 diff hist −25 m Printer drivers current
- 12:49, 14 July 2022 diff hist +228 m Configuring HP D1668 Deskjet in CentOS current
- 12:47, 14 July 2022 diff hist −5 m Network related configuration current
- 12:47, 14 July 2022 diff hist +137 m Network interface configuration current
- 12:47, 14 July 2022 diff hist +223 m Configuring ethernet port in trunk mode current
- 12:47, 14 July 2022 diff hist +128 m Creating bridge interfaces (br0) for virtual hosts to use shared interface current
- 12:46, 14 July 2022 diff hist +142 m Enabling wake on lan (WoL) current
- 12:46, 14 July 2022 diff hist +147 m MAC spoofing on Virtual machines current
- 12:45, 14 July 2022 diff hist +236 m IPv4 route configuration current
- 12:45, 14 July 2022 diff hist +243 m Configuring wireless interfaces current
- 12:42, 14 July 2022 diff hist +144 m IP routing 2 configuration current
- 12:42, 14 July 2022 diff hist +252 m Load balancing between two gateways current
- 12:41, 14 July 2022 diff hist +194 m Routing based on source, destination and other parameters current
- 12:40, 14 July 2022 diff hist +162 m OpenSuse Leap 15 iproute2 basics current
- 11:10, 14 July 2022 diff hist −6 m Tomcat server configuration current
- 11:09, 14 July 2022 diff hist +93 m Setup basic apache tomcat on CentOS 7 with mariadb current
- 11:09, 14 July 2022 diff hist +168 m Using ajp module to pass requests to tomcat server listening on localhost transparently current
- 11:08, 14 July 2022 diff hist +79 m Dhcp server configuration current
- 11:08, 14 July 2022 diff hist +24 m Configuring basic DHCP server current
- 11:07, 14 July 2022 diff hist +127 m Host based option configuration in DHCP current
- 11:07, 14 July 2022 diff hist +116 m Troubleshooting DHCP issues current
- 11:06, 14 July 2022 diff hist −6 m Mailman server configuration current
- 11:06, 14 July 2022 diff hist +36 m Basic mailman server configuration with postfix current
- 11:04, 14 July 2022 diff hist −188 m Ntp server configuration Redirected page to Time server configuration current Tag: New redirect
- 11:02, 14 July 2022 diff hist +141 m Time server configuration current
- 11:02, 14 July 2022 diff hist +36 m Configure basic ntp server and client current
- 11:02, 14 July 2022 diff hist +113 m Troubleshoot ntp issues current
- 10:47, 14 July 2022 diff hist +83 m Openvpn server configuration current
- 10:47, 14 July 2022 diff hist +44 m Configure new openvpn server for remote-access with NAT current
- 10:46, 14 July 2022 diff hist +54 m Configuring separate IP and firewall rule for each openvpn client current
- 10:46, 14 July 2022 diff hist +17 m Miscellaneous openVPN issues current
- 10:46, 14 July 2022 diff hist +324 m Script for connecting to openVPN and updating nameserver appropriately current
- 10:44, 14 July 2022 diff hist +83 m Postfix server configuration current
- 10:44, 14 July 2022 diff hist +27 m Basics of postfix server configuration current
- 10:43, 14 July 2022 diff hist +30 m Postfix SMTP authentication using dovecot current
- 10:43, 14 July 2022 diff hist +116 m TLS configuration for postfix current
- 10:43, 14 July 2022 diff hist +154 m Configuring another postfix server for incoming and outgoing emails current
- 10:43, 14 July 2022 diff hist +118 m Forwarding or copying of emails current
- 10:42, 14 July 2022 diff hist +26 m Troubleshooting postfix server issues
- 10:40, 14 July 2022 diff hist +34 m Sending email via Gmail relay through postfix current
- 10:40, 14 July 2022 diff hist +125 m Blocking SPAM at MTA level in postfix current
- 10:38, 14 July 2022 diff hist −24 m NFS server configuration current
- 10:38, 14 July 2022 diff hist +55 m Configuring basic NFSv3 server current
- 10:37, 14 July 2022 diff hist −25 m Time server configuration
- 10:37, 14 July 2022 diff hist +122 m Ntpdate configuration current
- 10:36, 14 July 2022 diff hist +68 m Zimbra server configuration
- 10:36, 14 July 2022 diff hist +79 m Basic zimbra configuration current
- 10:36, 14 July 2022 diff hist +60 m Take backup of zimbra server current
- 10:35, 14 July 2022 diff hist +73 m Prevent spam problem with Zimbra server current
- 10:35, 14 July 2022 diff hist +138 m Zimbra mail queue management current
- 10:34, 14 July 2022 diff hist −5 m Troubleshooting zimbra issues current
- 10:34, 14 July 2022 diff hist +62 m Zimbra uninstallation current
- 10:34, 14 July 2022 diff hist +81 m Redirect Zimbra users from HTTP to HTTPS current
- 10:33, 14 July 2022 diff hist +12 m Zimbra account preferences and class of service current
- 10:33, 14 July 2022 diff hist +10 m Zimbra AD password change plugin installation current
- 10:33, 14 July 2022 diff hist +28 m Collect high level Zimbra server information for remote support current
- 10:32, 14 July 2022 diff hist +99 m Migrate emails from Lotus Domino (v9.0) to Zimbra (v8.7GA) current
- 10:32, 14 July 2022 diff hist +68 m Zimbra Policyd configuration
- 10:32, 14 July 2022 diff hist +27 m Configure and enable policyd on Zimbra current
- 10:31, 14 July 2022 diff hist +144 m Example policyd configuration to block certain recipients current
- 10:31, 14 July 2022 diff hist +163 m Example policyd configuration to rate limit emails going to external domains current
- 10:16, 14 July 2022 diff hist +118 m Recovery tools
- 10:15, 14 July 2022 diff hist −25 m SNMP server configuration current
- 10:15, 14 July 2022 diff hist +145 m SNMP server configuration for Linux hosts current
- 10:14, 14 July 2022 diff hist +75 m Squid proxy server configuration current
- 10:13, 14 July 2022 diff hist +147 m Configuring squid cache manager current
- 10:13, 14 July 2022 diff hist +59 m Configuring squid cache current
- 10:13, 14 July 2022 diff hist +34 m Configuring proxy authentication for squid current
- 10:13, 14 July 2022 diff hist +158 m Using encrypted channels to communicate with squid proxy server current
- 10:12, 14 July 2022 diff hist +117 m Squid ACL notes current
- 10:12, 14 July 2022 diff hist −14 m Cache peer configuration for squid current
- 10:12, 14 July 2022 diff hist +152 m Configuring squid in transparent mode current
- 10:12, 14 July 2022 diff hist +100 m Configure squid-3.3 in transparent mode on CentOS 7 with SSL bump current
- 10:11, 14 July 2022 diff hist +65 m Squid log analysis using sarg current
- 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
- 03:51, 8 July 2022 diff hist +295 m CentOS 7.x Rocks cluster 7.0 Update master and all compute nodes current
- 01:37, 7 July 2022 diff hist +647 m CentOS 7.x Rocks cluster 7.0 Build compute server
- 05:29, 5 July 2022 diff hist +2,462 m Upgrading Cisco switch IOS using tftp server current
- 04:56, 5 July 2022 diff hist +497 m CentOS 8.x Systemd based reverse ssh tunnel service
- 04:52, 5 July 2022 diff hist +1,229 m Configuring a windows file server for user data current
- 04:45, 5 July 2022 diff hist +4,742 N Setting up VDI machines with virtual Nvidia graphics card Created page with "Home > VMWare platform > VMWare Horizon > Setting up VDI machines with virtual Nvidia graphics card In case of VDI the physical server can have graphics card such as Nvidia A40 and then we can associate smaller virtual slices of this Graphics card with VMs to give small amount of graphics memory + CPU to the VM. This can help with 3D applications performance in the VDI environment. =Downloading Nvidia software from site= To download Nvidia so..."
- 04:37, 5 July 2022 diff hist +90 m VMWare Horizon
- 04:21, 5 July 2022 diff hist +1,035 N Configure IIS for additional file extensions and mime types Created page with "Home > Windows > Microsoft IIS Web server > Configure IIS for additional file extensions and mime types If we try to put new types of files such as .pem, .cer which are not recognized by IIS by default in webroot (C:\Inetput\wwwroot) or its subfolders then they do not get downloaded when requested via the web URL. To enable serving such files by IIS Web server we need to associate their extension with appropriate mime type using: # For this g..." current
- 04:19, 5 July 2022 diff hist +129 N Microsoft IIS Web server Created page with "Home > Windows > Microsoft IIS Web server *Configure IIS for additional file extensions and mime types" current
- 04:18, 5 July 2022 diff hist +30 m Windows
- 04:12, 5 July 2022 diff hist −1 m CentOS 7.x Rocks cluster 7.0 Update master and all compute nodes
- 07:53, 20 June 2022 diff hist +868 N Disable password complexity at AD policy level Created page with "Home > Windows > Active Directory > [[Disable password complexity at AD policy level] To disable AD password complexity use: # Go to either "Group policy editor" at AD level or "Local policy editor" at machine level or both # Go to Computer Computer Configuration -> Windows Settings -> Security Settings ->Password Policy # Change the complexity and password aging as per requirement # At AD level from administrator cmd run #:<pre> #:: gpupdate /fo..." current
- 07:50, 20 June 2022 diff hist +52 m Active Directory
- 06:52, 20 June 2022 diff hist +57 m VMWare Horizon
- 06:51, 20 June 2022 diff hist +46 m VxRail
- 06:51, 20 June 2022 diff hist +3,546 N VxRail RASR SD card reset using RASR ISO Created page with "Home > VMWare platform > VxRail > VxRail RASR SD card reset using RASR ISO If reset of node via SD Card as explained at Factory reset VxRail 4.7 server is not working then we can try reimaging the SD card itself using: =RASR Reset using RASR ISO= # In Web browser, open iDRAC web UI and launch virtual console. # In the Virtual Console window, click Virtual Media tab and select Connect Virtual Media. # Select Virtual Media again, and then s..." current
- 06:48, 20 June 2022 diff hist +101 m Factory reset VxRail 4.7 server current
- 06:47, 20 June 2022 diff hist +1,255 N Delete horizon protected images or VMs or templates Created page with "Home > VMWare platform > VMWare Horizon > Delete horizon protected images or VMs or templates To delete Horizon protected VMs use: # Login into existing connection server as domain user #: This can also be a different / new connection server deployed afresh and connected to same vCenter where old horizon protected VMs / templates or images need to be deleted # Open an administrative cmd # Go to folder using #:<pre> #:: cd C:\Program Files\VMw..." current
- 06:44, 20 June 2022 diff hist +453 m CentOS 8.x Control Web panel Initial configuration current
- 06:36, 20 June 2022 diff hist +1,026 N Windows Server 2019 activation via proxy or via phone Created page with "Home > Windows > Windows Server 2019 > Windows Server 2019 activation via proxy or via phone We can activate any modern Windows including Windows Server 2019 via proxy using: # Through server manager -> Local server: ## Disable IE enchanced mode configuration ## Configure correct timezone as per requirement # Configure proxy in Internet explorer such that you can open https://www.google.co.in. If proxy requires authentication enter username an..." current
- 06:32, 20 June 2022 diff hist +59 m Windows Server 2019
- 06:30, 20 June 2022 diff hist +535 m CentOS 8.x Configure barjatiyarklp after OS installation overwriting existing root partition current
- 06:28, 20 June 2022 diff hist +657 m Tunneling using SSH server listening on port 443
- 06:17, 20 June 2022 diff hist +225 m Tunneling using SSH server listening on port 443
- 06:16, 20 June 2022 diff hist +58 m Connecting to SSH server listening on port 443 using HTTP proxy server with HTTP CONNECT
- 06:11, 20 June 2022 diff hist +2,900 N Configure MSSQL events database server Created page with "Home > VMWare platform > VMWare Horizon > Configure MSSQL events database server =MS SQL server installation= To setup MS SQL server use: # Run SQLEXPR installer # Choose "New SQL Server stand-alone installation or add features to an existing installation" # In popup window, accept the license, click next # Choose "Use Microsoft update to check for updates(recommended)", click next # In feature selection page, leave default settings, click next..." current
- 06:06, 20 June 2022 diff hist +44 m VMWare Horizon
- 06:05, 20 June 2022 diff hist +1,566 m Configuring a windows file server for user data
- 08:26, 16 June 2022 diff hist +4,328 N Configuring a windows file server for user data Created page with "Home > VMWare platform > VMWare Horizon > Configuring a windows file server for user data In case of Horizon setup, once users log into their VDI machines, ideally they should not keep any data locally. Hence it is possible to map some shared storage to them via DEM or manually. In either case a Windows based file server is required. =Building a Windows file sharing server in Windows 2019= To build Windows 2019 based file sharing server re..."
- 08:14, 16 June 2022 diff hist +70 m VMWare Horizon
- 08:12, 16 June 2022 diff hist −8 m CentOS 8.x postfix replace addresses on outgoing email current
- 08:48, 22 May 2022 diff hist +1,122 N CentOS 9.x tar Created page with "Home > CentOS > CentOS 9.x > CentOS 9.x Command line tools and utilities > CentOS 9.x tar =Resume a tar.gz command that was killed= Support a file is being created using: <pre> tar czf backup.tar.gz /mnt/backup </pre> But the process is killed in between. Now instead of re-compressing all the files which are part of backup.tar.gz already, it is possible to create another .tar.gz file with remaining data. To do that use: <pre> cd ~ tar ztf..." current
- 08:43, 22 May 2022 diff hist +119 N CentOS 9.x Command line tools and utilities Created page with "Home > CentOS > CentOS 9.x > CentOS 9.x Command line tools and utilities *CentOS 9.x tar" current
- 08:42, 22 May 2022 diff hist +49 m CentOS 9.x current
- 13:02, 21 May 2022 diff hist +8,592 N Creating Golden image for Windows OS Created page with "Home > VMWare platform > VMWare Horizon > Creating Golden image for Windows OS To create Golden image for Windows OS: =VM Creation= Create VM with following hardware configuration: # Select required no. of CPUs # Select desired memory. #: Expand the Memory section. #: Select Reserve all guest memory (All locked). # Choose appropriately sized hard disk, Choose Thin disk type #: Note that very large hard-disk will take time due to sdelete etc...." current
- 12:40, 21 May 2022 diff hist +7,063 N Creating Windows 2019 or Windows 10 Desktop Pool Created page with "Home > VMWare platform > VMWare Horizon > Creating Windows 2019 or Windows 10 Desktop Pool =Theory= There are three types of pools: ;Manual pool : We can create VMs and install Horizon agent. Then we can add them to Manual pool. This can be used to add physical Desktops / Servers etc. also to the horizon for connection server / UAG based remote access ;RDS pool : Once we create RDSH farm, we can create RDS pool as described in detail at Cre..." current
- 11:31, 21 May 2022 diff hist +1,209 m Build VxRail 7.0
- 11:26, 21 May 2022 diff hist +763 m Build VxRail 4.7
- 11:21, 21 May 2022 diff hist +128 CentOS 7.x Configure basic NFSv4 server for sharing folders between two machines
- 11:21, 21 May 2022 diff hist +1,193 N CentOS 9.x Configure basic NFSv4 server for sharing folders between two machines Created page with "Home > CentOS > CentOS 9.x > CentOS 9.x file sharing > CentOS 9.x NFS > CentOS 9.x Configure basic NFSv4 server for sharing folders between two machines There is older article on this at CentOS 7.x Configure basic NFSv4 server for sharing folders between two machines To configure CentOS 9.x based NFS server use: # Disable SELinux by editing '<tt>/etc/sysconfig/selinux</tt>' and setting: #:<pre> #:: SELINUX=disabled #:</pre> #: Al..."
- 11:18, 21 May 2022 diff hist +186 N CentOS 9.x NFS Created page with "Home > CentOS > CentOS 9.x > CentOS 9.x file sharing > CentOS 9.x NFS *CentOS 9.x Configure basic NFSv4 server for sharing folders between two machines" current
- 11:17, 21 May 2022 diff hist +99 N CentOS 9.x file sharing Created page with "Home > CentOS > CentOS 9.x > CentOS 9.x file sharing *CentOS 9.x NFS" current
- 11:17, 21 May 2022 diff hist +78 N CentOS 9.x Created page with "Home > CentOS > CentOS 9.x *CentOS 9.x file sharing"
- 11:16, 21 May 2022 diff hist +16 m Rocky Linux or CentOS
- 11:11, 21 May 2022 diff hist +1,480 m Upgrading firwmare on S4100 series Dell switches with OS 10 current
- 11:03, 21 May 2022 diff hist +15 m CentOS 8.x Control Web panel Installation on linode current
- 10:56, 21 May 2022 diff hist −33 m CentOS 7.x Configure Postfix to block spam
- 03:27, 20 May 2022 diff hist +375 m VMWare Horizon
- 03:27, 20 May 2022 diff hist +8,615 N Creating RDSH Automatic Instant Clone Farms Created page with "Home > VMWare platform > VMWare Horizon > Creating RDSH Automatic Instant Clone Farms =Theory= In case of Desktop OS pools with dedicated VM per user we can create the pool directly using Golden images as explained at Creating Windows 2019 or Windows 10 Desktop Pool. However in case of RDSH shared desktop pools using Windows server OS where a single VM can be used by multiple users concurrently, we need to first create a farm of RDS hosts..." current
- 02:59, 20 May 2022 diff hist +2,611 N AD Configuration required for various Windows RDSH or Desktop pools Created page with "Home > VMWare platform > VMWare Horizon > AD Configuration required for various Windows RDSH or Desktop pools For users to be able to remotely login into the VMs created as part of Horizon, we need to create following OUs, groups and policies: # Open Active Directory users and computers ## Create OU for VDI ## Create new sub=OU for VMs ## Create group for Desktop pool users under main VDI OU. If you are planning to create five different VDI po..." current
- 02:49, 20 May 2022 diff hist +465 Horizon Connection server installation current
- 02:47, 20 May 2022 diff hist +3,386 N Horizon Connection server installation Created page with "Home > VMWare platform > VMWare Horizon > Horizon Connection server installation =Pre-requisites= Before setting up a Horizon connection server we should have: # Working VMWare ESXi and vCenter setup with shared storage and adequate spare hardware resources (RAM, Disk, CPU, etc.) # Working AD server along with domain administration access to AD server #: Domain AD credentials should be available as a service account without any password expiry...."
- 02:28, 20 May 2022 diff hist +40 m ESXi boot issues current
- 02:27, 20 May 2022 diff hist +666 N ESXi boot issues Created page with "Home > VMWare platform > VMWare vSphere or ESXi > ESXi boot issues It is possible for ESXi to not boot properly with errors such as: <pre> SINIT Authenticated Code Module detected an intel Trusted Execution Technology(TXT) problem at boot. </pre> These are caused due to TPM module. Clearing TPM module or resetting (Restarting) iDRAC does not seems to help. In such cases we need to do a cold reboot (Full poweroff and then after waiting sometim..."
- 02:25, 20 May 2022 diff hist +22 m VMWare vSphere or ESXi
- 05:16, 19 May 2022 diff hist +753 m CentOS 8.x Control Web panel Initial configuration
- 05:08, 19 May 2022 diff hist +804 N Restart rsync on failure via shell script Created page with "Home > Shell scripting > Useful bash shell scripts > Restart rsync on failure via shell script It is possible to create shell script to restart rsync, if it exits with failure status (non-zero return value) using: <pre> #!/bin/bash while [ 1 ] do <rsync-command> if [ "$?" = "0" ] ; then echo "rsync completed normally" exit else echo "Rsync failed. Retrying..." sleep 180 fi done </pre> Here replac..." current
- 05:06, 19 May 2022 diff hist +47 m Useful bash shell scripts
- 05:05, 19 May 2022 diff hist +125 m Trunking incoming VLANs on uplink port to all other ports
- 05:04, 19 May 2022 diff hist +112 m Get Dell OS 10 switch service tag using cli current
- 15:24, 16 May 2022 diff hist +960 N Test connectivity when using multiple tcp/ip stacks Created page with "Home > VMWare platform > VMWare vSphere or ESXi > Test connectivity when using multiple tcp/ip stacks It is possible for ESXi host to use multiple TCP/IP stacks. In that case to validate connectivity between two ESXi hosts use: # Get list of network stacks using: #:<pre> #:: esxcli network ip netstack list #:</pre> # Understand which vmkernel port is using which TCP/IP stack using: #:<pre> #:: esxcli network ip interface list | grep -i 'name\..." current