All public logs

Combined display of all available logs of T2B Wiki. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).

11:51, 4 April 2023 Admin talk contribs deleted page CephCrushMap (move to private wiki)
11:46, 4 April 2023 Admin talk contribs deleted page DeployCEphWithCephadm (content was: "=== On your first MON: === ==== Pre-Bootsrapping ==== To do on all mon and osd machines, remove '''network.network_backend''' & '''[machine]''' from '''/usr/share/containers/containers.conf''': <pre>sed -i 's:^network_backend:##network_backend:' /usr/share/containers/containers.conf sed -i 's:^\[machine\]:##\[machine\]:' /usr/share/containers/containers.conf podman image trust set...", and the only contributor was "Admin" (talk))
10:21, 22 February 2023 Admin talk contribs created page GPUatT2B (Created page with "Page in Construction ! == About GPUs at T2B == We do not have any GPUs at T2B. That does not mean you do not have access to some. === If you belong to a flamish university (VUB, UAntwerpen, UGent) === ---- You have access to all VSC clusters, with quite some choice in GPUs. Have a look at all VSC clusters available and their hardware on [https://docs.vscentrum.be/en/latest/hardware.html this page]. -> For instance, the '''VUB Hydra''' cluster has 4 nodes wit...")
09:42, 22 February 2023 Admin talk contribs created page ObsoletePages (Created page with " === Service work for CMS === *DDT *CMSSWDeployment * Prodagent for users * Writing tests in /store/temp/user on T2 SE's * CRAB Server installation * Basic validation of CRAB releases === Old PBS/Qsub Cluster [DEPRECATED] === **! Deprecated ! Old Qsub Cluster ** To the local resources ::* Sending unlimited number of Jobs :*GPUs|Using...")
13:48, 9 February 2023 Admin talk contribs created page DeployCEphWithCephadm (Created page with "=== On your first MON: === ==== Bootsrapping ==== cephadm bootstrap --mon-ip 192.168.8.1 --allow-overwrite --allow-fqdn-hostname --log-to-file ==== Checking MGR modules ==== ceph mgr module ls Now the dashboard module is enabled by default ==== Getting address of dashboard (and prometheus) ==== ceph mgr services ==== Enabling SSL on dashboard ==== First put the certificate and the key in '''cert.crt''' and '''cert.key''' respectively <pre>ceph dashboard set-ssl-ce...")
13:43, 23 November 2022 Admin talk contribs created page CERNGridUrls (Created page with "== CERN different Grid URLs to access EOS == CERN has different Grid URLs to access the EOS storage backend. Please try them to see if what you are looking for is present. Also, do not hesitate to tell us if you found one more that is relevant for you! * your CERNBOX home (more info for crab users [https://twiki.cern.ch/twiki/bin/view/CMSPublic/CRAB3FAQ#Can_I_send_CRAB_output_to_CERNBO here]): :<pre>gfal-ls gsiftp://eosuserftp.cern.ch/eos/user/s/somename</pre> * p...")
12:58, 12 October 2022 Admin talk contribs created page ResizingVMDisk (Created page with "==Goal== On this page, we will explain how to increase the size of a partition in a VM. The steps are the following: # Increase the size of the image # Increase the size of a partition # Resize the filesystem The details of the steps of this generic procedure will change depending on: * the type of backend storage (ONE datastore) for VM images (NFS share or Ceph); * the format of the image (qcow2, raw,...); * the type of partition (standard partitioning or LVM); * the ty...")
13:46, 9 September 2022 Admin talk contribs created page T2B Deletion Policy (Created page with "This page details the way accounts from former users are handled at T2B. IMPORTANT: This policy is valid for all users of T2B, except for staff members. For them, a special system is in place that protects their data. === General information === T2B has a lot of users coming and leaving every year. They create a lot of data that might be important to the rest of the collaboration, even after they left. This makes the removal of old accounts and their associated fi...")
09:36, 4 July 2022 Admin talk contribs created page HTCUpgrade (Created page with "= Overview = We plan to upgrade HTCondor from version 8.9 to 9.0. As it is a major change, it will require a complete reinstallation of all services. The main benefits of the new version is to be compatible with tokens, the replacement of certificates for GRID authentification. = Plan = As of 04/07, already 70% of job slots have been migrated. Most of GRID jobs are already using the new version. For you to have a more transparent experience during t...")
15:01, 5 April 2022 Admin talk contribs created page Run ETF tests locally (Created page with "To be independent of the ETF testing machine, it is sometimes handy to be able to run them locally, or at least from another machine. The reference at cern for this page is here for [https://twiki.cern.ch/twiki/bin/viewauth/CMS/SiteSupportSAMSEGSIftp GSIftp] and here for [https://twiki.cern.ch/twiki/bin/viewauth/CMS/SiteSupportSAMSE-WebDAV Webdav] == Location == The tests are now in /group/admin/ETFTests. This is a git repo, so it would be a good idea to run do a...")
10:27, 24 February 2022 Admin talk contribs created page Crontab (Created page with "=== Cron on the User Interfaces === Using the cron linux system, you can execute scripts at a regular defined time on our mX machines. At T2B, we have made the choice to have a shared crontab between every mX UI. This means that running <pre> crontab -e</pre> on any UI will give you access to your cron tasks. Since the tasks are shared, we've made sure they will execute on only one UI. We've set it to '''m4''' for now, but you can check this with crontab -c To writ...")
10:23, 16 February 2022 Admin talk contribs created page Using htmap (Created page with "== What is htmap? == It's a Python library that allows you to map some function calls out to an HTCondor cluster. It's really easy to use and it brings the computing power of our cluster into your Python codes. You'll find a more detailed presentation [https://htmap.readthedocs.io/en/latest/ here]. == How to use htmap with our HTCondor cluster? == There are many ways to use htmap, and we haven't tested all of them. This small tutorial will demonstrate how to use htma...")
09:30, 8 December 2021 Admin talk contribs created page PBS (Created page with " === Job submission === To submit a job, you just have to use the '''qsub''' command : <pre>qsub myjob.sh </pre> ''OPTIONS'' *-q queueName : choose the queue you want [mandatory] *-N jobName : name of the job *-I : (capital i) pass in interactive mode *-m mailaddress : set mail address (use in conjonction with -m) : MUST be @ulb.ac.be or @vub.ac.be *-m [a|b|e] : send mail on job status change (a = aborted , b = begin, e = end) *-l&nb...")
11:54, 23 September 2021 Admin talk contribs created page What if your DN has changed? (Created page with "In case you get a new certificate and your DN has changed, you need to update the relevant services you use. # Notify the T2B admins Without the correct DN, you will not be a...")
12:36, 8 July 2021 Admin talk contribs created page File:RSA-key-8192.png (Request forrm for GEANT IGTF-MICS Personal certificate 8192 RSA Private key)
12:36, 8 July 2021 Admin talk contribs uploaded File:RSA-key-8192.png (Request forrm for GEANT IGTF-MICS Personal certificate 8192 RSA Private key)
13:21, 6 April 2021 Admin talk contribs created page CephCrushMap (Created page with "* Look at the crush map: Either connect to the webinterface, or ceph osd crush dump * Add a new entry to a map type: ceph osd crush add-bucket sisc datacenter * Moving b...")
10:20, 6 April 2021 Admin talk contribs created page Mounting a RBD on a client machine (Created page with "This page describes one the very basic way to use a Ceph storage: you create a RBD pool in which you can create images, and these images can then be mounted on a client machin...")
09:27, 6 April 2021 Admin talk contribs deleted page DeployNewCluster (content was: "{{DISPLAYTITLE:Deploying a new Ceph Octopus cluster}} == Before you start == Very important remark if you reinstall a ceph cluster: make su...", and the only contributor was "Admin" (talk))
09:27, 6 April 2021 Admin talk contribs created page Deploying a new Ceph Octopus cluster (Created page with "== Before you start == Very important remark if you reinstall a ceph cluster: make sure to power off the nodes from a previous cluster deployment, otherwise the mon nodes will...")

All public logs

Navigation menu

Search