User contributions for Saurabh
From Notes_Wiki
- 17:10, 15 May 2022 diff hist −26 m CentOS 8.x Backup tools current
- 17:09, 15 May 2022 diff hist −5 m CentOS 8.x rclone current
- 17:09, 15 May 2022 diff hist +66 m CentOS 8.x rclone for syncing documents to google drive
- 17:08, 15 May 2022 diff hist −4 m CentOS 8.x rsync
- 17:08, 15 May 2022 diff hist +155 m CentOS 8.x Copying or backup of documents using rsync current
- 11:44, 15 May 2022 diff hist +470 m Rsnapshot
- 08:57, 15 May 2022 diff hist +923 N CentOS 8.x mediawiki include multi-line source code Created page with "Home > CentOS > CentOS 8.x > Web based tools > mediawiki > CentOS 8.x mediawiki include multi-line source code It is often required to have source included as part of article within numbered text such as done at CentOS 8.x Systemd based reverse ssh tunnel service For that we need to use something like: <pre> # First # Second <source line lang="CSharp">Some Multi Line C Sharp Code </so..." current
- 08:56, 15 May 2022 diff hist −153 m CentOS 8.x Systemd based reverse ssh tunnel service
- 08:54, 15 May 2022 diff hist +57 m CentOS 8.x mediawiki current
- 08:52, 15 May 2022 diff hist +6,018 N CentOS 8.x Systemd based reverse ssh tunnel service Created page with "Home > CentOS > CentOS 8.x > CentOS 8.x Security tools > CentOS 8.x Systemd based reverse ssh tunnel service In case anydesk/teamviewer are proving unreliable there is option to connect to an internal server behind NAT using reverse ssh. For this we create service on internal server which does SSH to a public server via public key and creates reverse ssh tunnel from public server to itself. Anyone who has SSH access to public server, ca..."
- 08:05, 15 May 2022 diff hist +97 m CentOS 7.x Systemd based reverse SSH service
- 08:02, 15 May 2022 diff hist +29 m CentOS 8.x Security tools current
- 17:26, 13 May 2022 diff hist +1,229 N ESXi losses all vmkernel or ip configuration Created page with "Home > VMWare platform > VMWare vSphere or ESXi > ESXi losses all vmkernel or ip configuration While changing vMkernel IPs on very slow VPN connecting using vCenter web interface, had to refresh a browser a few times. After that ESXi seems to have lost all its configuration. Rebooting it also did not help. It was connected to vCenter, showing as part of distributed switch but all vMkernel adapters were not visible. To solve this restored ES..." current
- 17:22, 13 May 2022 diff hist +50 m VMWare vSphere or ESXi
- 14:44, 13 May 2022 diff hist +124 m OpenSuse Leap 15 Rescan disks current
- 14:40, 13 May 2022 diff hist +402 N Get Dell OS 10 switch service tag using cli Created page with "Home > Switch configuration notes > Get Dell OS 10 switch service tag using cli To get OS 10 switch service tag use: <pre> show inventory </pre> Refer: * https://www.dell.com/support/kbdoc/en-us/000187055/dell-emc-networking-how-to-find-the-service-tag-in-a-s6100-on-switch Home > Switch configuration notes > Get Dell OS 10 switch service tag using cli"
- 14:39, 13 May 2022 diff hist +49 m Switch configuration notes
- 14:38, 13 May 2022 diff hist +138 m CentOS 8.x Configure barjatiyarklp after OS installation overwriting existing root partition
- 14:36, 13 May 2022 diff hist +177 m CentOS 8.x Configure rekallcm1 (high-end desktop) with software raid, lxc, kvm and other utilities →Re-add various older VMs current
- 14:33, 13 May 2022 diff hist +103 m Create template of nested ESXi for cloning and repeat use current
- 14:14, 13 May 2022 diff hist +1,629 N Breaking 40G QSFP+ to 4x10G SFP+ in Dell OS 10 switches Created page with "Home > Switch configuration notes > Breaking 40G QSFP+ to 4x10G SFP+ in Dell OS 10 switches In OS 10 switches to convert a 40/100G port to 4x10G SFP+ when connected using 40G to 4x10G DAC cable use: <pre> config t interface breakout <interface> map 10g-4x </pre> where <interface> should be replaced with number such as 1/1/15 Refer: * https://dl.dell.com/topicspdf/smrtfab-os10-5-2_ug_en-us_en-us.pdf '''Note: ''' There is also mention..." current
- 14:06, 13 May 2022 diff hist +61 m Switch configuration notes
- 13:59, 13 May 2022 diff hist +5,532 N CentOS 8.x create or extend lvm partition with striping Created page with "Home > CentOS > CentOS 8.x > System Administration > Filesystem management > CentOS 8.x create or extend lvm partition with striping =Create striped lvm partition= In case of physical disks (not in case of central storage where LUNs are coming from same pool), we can increase performance of a partition by doing striping (RAID 0) over various independent disks. To config..."
- 13:57, 13 May 2022 diff hist +61 m CentOS 8.x File system management
- 13:54, 13 May 2022 diff hist +281 m Create standard port-group for trunking all VLANs to VM current
- 13:37, 13 May 2022 diff hist +1,954 m Build VxRail 7.0
- 13:19, 13 May 2022 diff hist +164 m Production deployment for vCF 4.3.1.0
- 12:08, 13 May 2022 diff hist +743 m Production deployment for vCF 4.3.1.0
- 11:45, 11 May 2022 diff hist +579 m Build VxRail 7.0
- 10:13, 11 May 2022 diff hist +218 m CentOS 7.x Rocks cluster 7.0 Update master and all compute nodes
- 10:07, 11 May 2022 diff hist +396 m CentOS 7.x Rocks cluster 7.0 Update master and all compute nodes
- 09:58, 11 May 2022 diff hist +1,295 N CentOS 7.x Rocks cluster 7.0 Update master and all compute nodes Created page with "Home > CentOS > CentOS 7.x > CentOS 7.x Rocks cluster 7.0 > CentOS 7.x Rocks cluster 7.0 Update master and all compute nodes =Update master= To update use: # Edit files in '<tt>/etc/yum.repos.d/</tt>' and set enable=1. At least enabled repositories in: #* CentOS-Base.repo #* epel.repo #* rpmforge.repo # '''Ensure that''' in /etc/yum.conf, caching is enabled: #:<pre> #:: keepcache=1 #:</pre> # Then update the master node fully using: #:<pr..."
- 09:22, 11 May 2022 diff hist +70 m CentOS 7.x Rocks cluster 7.0
- 08:34, 11 May 2022 diff hist +32 m CentOS 7.x Rocks cluster 7.0 Son of Grid Engine sge role current
- 08:34, 11 May 2022 diff hist +6 m CentOS 7.x Rocks cluster 7.0 Son of Grid Engine sge role
- 08:33, 11 May 2022 diff hist +3 m CentOS 7.x Rocks cluster 7.0
- 08:33, 11 May 2022 diff hist +70 N CentOS 7.x Rocks cluster 7.0 Sun Grid Engine sge role Saurabh moved page CentOS 7.x Rocks cluster 7.0 Sun Grid Engine sge role to CentOS 7.x Rocks cluster 7.0 Son of Grid Engine sge role: Corrected name current Tag: New redirect
- 08:33, 11 May 2022 diff hist 0 m CentOS 7.x Rocks cluster 7.0 Son of Grid Engine sge role Saurabh moved page CentOS 7.x Rocks cluster 7.0 Sun Grid Engine sge role to CentOS 7.x Rocks cluster 7.0 Son of Grid Engine sge role: Corrected name
- 08:33, 11 May 2022 diff hist +87 m CentOS 7.x Rocks cluster 7.0 Son of Grid Engine sge role
- 08:31, 11 May 2022 diff hist +825 m CentOS 7.x Rocks cluster 7.0 Son of Grid Engine sge role
- 08:02, 11 May 2022 diff hist +1,866 N CentOS 7.x Rocks cluster 7.0 Son of Grid Engine sge role Created page with "Home > CentOS > CentOS 7.x > CentOS 7.x Rocks cluster 7.0 > CentOS 7.x Rocks cluster 7.0 Sun Grid Engine sge role =Manager privielges= For a user to submit job with positive priority they must be manager as per SGE. To configure user as manager use: <pre> qconf -am <username> </pre> Refer: * https://docs.oracle.com/cd/E19957-01/820-0698/6ncdvjclp/index.html =Opening qmon= There is graphical qmon tool that comes with SGE. That does not..."
- 07:52, 11 May 2022 diff hist +1,861 m CentOS 7.x Rocks cluster 7.0 Reinstall OS on compute node current
- 07:18, 11 May 2022 diff hist +59 CentOS 7.x Rocks cluster 7.0
- 07:15, 11 May 2022 diff hist −21 m CentOS 7.x Rocks cluster 7.0 Compute node network configuration current
- 07:14, 11 May 2022 diff hist +63 m CentOS 7.x Rocks cluster 7.0
- 07:14, 11 May 2022 diff hist −2,087 m CentOS 7.x Rocks cluster 7.0 Build compute server
- 07:14, 11 May 2022 diff hist +2,335 N CentOS 7.x Rocks cluster 7.0 Compute node network configuration Created page with "Home > CentOS > CentOS 7.x > CentOS 7.x Rocks cluster 7.0 > CentOS 7.x Rocks cluster 7.0 Compute node network configuration =Add public network to compute node= We can see defined networks using: <pre> rocks list network </pre> Then we can see list of existing host interfaces using: <pre> rocks list host interface <hostname> </pre> We can see additional ports on host using: <pre> ssh <hostname> "ip addr show" | grep mtu </pre> Then we ca..."
- 07:11, 11 May 2022 diff hist +845 N CentOS 7.x Rocks cluster 7.0 Reinstall OS on compute node Created page with "Home > CentOS > CentOS 7.x > CentOS 7.x Rocks cluster 7.0 > CentOS 7.x Rocks cluster 7.0 Reinstall OS on compute node To reinstall OS on compute node use: <pre> rocks list host boot rocks set host boot <hostname> action=install ssh <hostname> "shutdown -r now" </pre> This assumes that the boot order on compute node is properly set to boot from network. '''By default there is /state/partition1 partition created on compute nodes. This part..."
- 07:09, 11 May 2022 diff hist +69 m CentOS 7.x Rocks cluster 7.0
- 07:07, 11 May 2022 diff hist +181 m CentOS 7.x Rocks cluster 7.0 Build compute server
