https://dokuwiki.wesleyan.edu/ 2026-06-30T23:53:48+00:00 https://dokuwiki.wesleyan.edu/ https://dokuwiki.wesleyan.edu/lib/exe/fetch.php?media=wiki:dokuwiki-128.png text/html 2026-06-18T20:06:57+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?id=cluster:233&rev=1781813217&do=diff Back M40c2 to X20c2 Excellent support form Carlo at TrueNAS regarding aborted replication process. Controller 2 from M40 to X20 TrueNAS appliances. However, the earlier process output indicates that the cancelled replication left behind a zfs send / ssh zfs recv pipeline. This is why tank/zfshomes@auto-20260113.0200-1y is still reporting as busy even though it is not mounted. Please keep the replication task disabled while we clean this up. text/html 2026-06-18T20:06:04+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?id=cluster:0&rev=1781813164&do=diff High Performance Compute Cluster At Wesleyan University, Middletown, CT * HPCC Funding Acknowledgements * the Brief User Guide & Introduction, continuously updated ... * the Structure, History, Funding & Priority Policies * the endless Software list ... (CentOS 5&6&7) * the OpenHPC Software list ... (Rocky 8) this will be a chronological archive of our progress text/html 2026-05-07T16:14:42+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?id=cluster:226&rev=1778170482&do=diff Back TrueNAS/ZFS m40ha Notes on the deployment and production changes on our 500T IXsystem m40ha storage appliance. Fixed the date on controllers by pointing ntpd to 129.133.1.1 ES 60 middle amber light blinking which is ok, green health check on right text/html 2026-02-19T20:54:26+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?id=cluster:213&rev=1771534466&do=diff Back New Head Node We're embarking on a transition to a new head/login node name cottontail2. This server will be running Rocky 8 operating system. Early design ideas can be found at Cottontail2, all pre-pandemic. We are staying with a 1G ethernet network as we could not find 10G switches. Maybe in the near term we can upgrade. text/html 2026-01-29T21:36:07+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?id=cluster:232&rev=1769722567&do=diff Back Lampy This is a fantastic forehead bang-on-desk exercise. So many applications wrapped together it is an enormous puzzle. I was greatly helped by following a recipe of student Max of the Starr Lab. Hopefully Max can report some performance results later as that was the driver to do this. text/html 2025-12-10T15:07:38+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?id=cluster:215&rev=1765379258&do=diff Back OpenHPC Software This list of software is compiled for Rocky 8 using the OpenHPC v2.4 gnu9-openmpi4 toolchain (in your default environm,ent). For gpu applications CUDA 11.6 is the default. That module cuda/11.6 will automatically load for those applications. text/html 2025-11-22T16:08:15+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?id=cluster:126&rev=1763827695&do=diff Back Brief Guide to HPCC This page will be maintained and provide information to get users started using the compute cluster. It is a merger of the old “brief description” page and the “queue description” page. In General HPCC maintains and regularly updates an extensive software stack. Including provisioning tools, resource management, file transfer clients, development tools, a variety of scientific libraries, a variety of compilers (e.g. gcc/g++, OneAPI) and communication libraries (e.g.,… text/html 2024-10-23T12:14:28+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?image=cluster%3Ascreenshot_2024-10-23_081233.png&ns=cluster&rev=1729685668&tab_details=history&media_do=diff&do=media <img src="https://dokuwiki.wesleyan.edu/lib/exe/fetch.php?w=500&amp;h=500&amp;tok=1f367c&amp;media=cluster:screenshot_2024-10-23_081233.png" alt="screenshot_2024-10-23_081233.png" loading="lazy" width="500" height="500" /> text/html 2024-10-15T19:22:36+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?image=cluster%3Ascreenshot_2024-10-15_090857.png&ns=cluster&rev=1729020156&tab_details=history&media_do=diff&do=media <img src="https://dokuwiki.wesleyan.edu/lib/exe/fetch.php?w=500&amp;h=500&amp;tok=3e7d5d&amp;media=cluster:screenshot_2024-10-15_090857.png" alt="screenshot_2024-10-15_090857.png" loading="lazy" width="500" height="500" /> text/html 2022-03-26T20:13:53+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?image=cluster%3Ainstall_guide-rocky8-warewulf-slurm-2.4-x86_64.pdf&ns=cluster&rev=1648325633&tab_details=history&media_do=diff&do=media <img src="https://dokuwiki.wesleyan.edu/lib/images/fileicons/svg/pdf.svg" alt="install_guide-rocky8-warewulf-slurm-2.4-x86_64.pdf" loading="lazy" width="500" height="500" /> text/html 2022-03-16T13:41:09+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?image=cluster%3An100.jpg&ns=cluster&rev=1647438069&tab_details=history&media_do=diff&do=media <img src="https://dokuwiki.wesleyan.edu/lib/exe/fetch.php?w=500&amp;h=500&amp;tok=db001d&amp;media=cluster:n100.jpg" alt="n100.jpg" loading="lazy" width="500" height="500" /> text/html 2022-03-16T13:40:43+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?image=cluster%3Adcrobot.jpg&ns=cluster&rev=1647438043&tab_details=history&media_do=diff&do=media <img src="https://dokuwiki.wesleyan.edu/lib/exe/fetch.php?w=500&amp;h=500&amp;tok=93261c&amp;media=cluster:dcrobot.jpg" alt="dcrobot.jpg" loading="lazy" width="500" height="500" /> text/html 2022-01-03T15:00:59+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?image=cluster%3Atotal_2021.jpg&ns=cluster&rev=1641222059&tab_details=history&media_do=diff&do=media <img src="https://dokuwiki.wesleyan.edu/lib/exe/fetch.php?w=500&amp;h=500&amp;tok=9d9a40&amp;media=cluster:total_2021.jpg" alt="total_2021.jpg" loading="lazy" width="500" height="500" /> text/html 2022-01-03T15:00:59+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?image=cluster%3Atotal_2021-pending-limit.jpg&ns=cluster&rev=1641222059&tab_details=history&media_do=diff&do=media <img src="https://dokuwiki.wesleyan.edu/lib/exe/fetch.php?w=500&amp;h=500&amp;tok=951509&amp;media=cluster:total_2021-pending-limit.jpg" alt="total_2021-pending-limit.jpg" loading="lazy" width="500" height="500" /> text/html 2020-12-22T19:42:57+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?image=cluster%3A2020total.png&ns=cluster&rev=1608666177&tab_details=history&media_do=diff&do=media <img src="https://dokuwiki.wesleyan.edu/lib/exe/fetch.php?w=500&amp;h=500&amp;tok=1dc39a&amp;media=cluster:2020total.png" alt="2020total.png" loading="lazy" width="500" height="500" /> text/html 2020-12-22T19:42:57+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?image=cluster%3A2020total60kless.png&ns=cluster&rev=1608666177&tab_details=history&media_do=diff&do=media <img src="https://dokuwiki.wesleyan.edu/lib/exe/fetch.php?w=500&amp;h=500&amp;tok=c443e3&amp;media=cluster:2020total60kless.png" alt="2020total60kless.png" loading="lazy" width="500" height="500" /> text/html 2020-12-11T19:42:22+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?image=cluster%3Aern_presentation_12-11-2020.pdf&ns=cluster&rev=1607715742&tab_details=history&media_do=diff&do=media <img src="https://dokuwiki.wesleyan.edu/lib/images/fileicons/svg/pdf.svg" alt="ern_presentation_12-11-2020.pdf" loading="lazy" width="500" height="500" /> text/html 2020-03-02T15:17:43+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?image=cluster%3Ajupyterlab.png&ns=cluster&rev=1583162263&tab_details=history&media_do=diff&do=media <img src="https://dokuwiki.wesleyan.edu/lib/exe/fetch.php?w=500&amp;h=500&amp;tok=440925&amp;media=cluster:jupyterlab.png" alt="jupyterlab.png" loading="lazy" width="500" height="500" /> text/html 2020-03-02T15:17:43+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?image=cluster%3Adigits.png&ns=cluster&rev=1583162263&tab_details=history&media_do=diff&do=media <img src="https://dokuwiki.wesleyan.edu/lib/exe/fetch.php?w=500&amp;h=500&amp;tok=2f8582&amp;media=cluster:digits.png" alt="digits.png" loading="lazy" width="500" height="500" /> text/html 2020-03-02T14:33:57+00:00 hmeij07 (hmeij07@undisclosed.example.com) https://dokuwiki.wesleyan.edu/doku.php?image=cluster%3Aportainer.png&ns=cluster&rev=1583159637&tab_details=history&media_do=diff&do=media <img src="https://dokuwiki.wesleyan.edu/lib/exe/fetch.php?w=500&amp;h=500&amp;tok=8f4e86&amp;media=cluster:portainer.png" alt="portainer.png" loading="lazy" width="500" height="500" />