News
- 05 July 2025 — Cooling incident at CSCS - compute nodes powered off
- 19 June 2025 — AMD MI300A APUs Now Available on Euler
- 20 May 2025 — Announcement: Euler cooling maintenance 10-13 June 2025
- 08 May 2025 — Rolling GPU upgrade
- 14 Apr 2025 — Short service interruption
- 31 Mar 2025 — Network outage on Euler
- 21 Feb 2025 — Announcement:
Euler general maintenance 1-3 April 2025CSCS maintenance window cancelled - 30 Jan 2025 — Euler usage statistics for 2024
- 12 Dec 2024 — Slurm issue on Thursday, 12.12.2024
- 05 Nov 2024 — Announcement Upgrade of Slurm on Wednesday, 06.11.2024
- 26 Sep 2024 — Proxy server issue when accessing external source from a compute node
- 23 Sep 2024 — Announcement: Upgrade of Slurm Jobs WebGUI on Friday (27.09)
- 13 Sep 2024 — Slurm scheduling issue
- 03 Sep 2024 — Network interruption to the CSCS datacenter
- 26 Aug 2024 — Partial power outage in CSCS datacenter
- 20 Aug 2024 — Network (DNS) outage
- 31 Jul 2024 — Issues with the work storage file system
- 23 Jul 2024 — Announcement: 13. August 2024, maintenance window for license servers
- 17 Jul 2024 — Upgrade of the Slurm controller to Ubuntu during the morning. You can expect an interruption of all services relying on slurm (e.g. jupyterhub [running session should not be impacted] and slurm-jobs-webgui) during a few minutes. In case of issue, it can take up to 1h.
- 11 Jul 2024 — Upgrade of storage controllers for /cluster/work
- 27 Jun 2024 — Cooling problems in the CSCS data center (27.06.2024)
- 25 Jun 2024 — The default operating system of Euler will switch to Ubuntu Thursday 27 June at 7am
- 19 Jun 2024 — Power outage in CSCS datacenter
- 21 May 2024 — Globus downtime 2024-05-22/23
- 02 May 2024 — Euler usage statistics for 2023
- 24 Apr 2024 — Multinode Abaqus jobs with Slurm
- 23 Apr 2024 — Announcement: Euler general maintenance 4-6 June 2024
- 19 Apr 2024 — Power outage in CSCS datacenter
* 11 Apr 2024 — Migrating from CentOS to
Ubuntu
CentOS will be deprecated on 30th June
- 4 Mar 2024 — Slurm is currently broken. We are investigating the issue
- 26 Feb 2024 — We will do a migration of our web authentication system during the day. You might suffer from small interruptions on our Suggestion Box and Slurm Jobs WebGUI.
- 22 Feb 2024 — Jobs are slow to start. We are investigating the issue
- 07 Feb 2024 — Storage maintenance on 13 February
- 25 Jan 2024 — Euler IX is now available
- 11 Jan 2024 — A Suggestion Box is now available
- 10 Jan 2024 — New quotas for the home directories (50GB and 500k files)
* 10 Jan 2024 — The wiki is now editable by everyone (with
a review from us before publishing)
- 20 Nov 2023 — Early release of Slurm Jobs WebGUI
- 09 Nov 2023 — JupyterHub unavailable
* 26 Oct 2023 — New mailing list for Euler related news and
announcements: Cluster
News
- 10 Oct 2023 — Infrastructure incident (07 Oct 2023)
- 25 Sep 2023 — Announcement: Euler general maintenance 24-27 October 2023
- 04 Sep 2023 — Slurm hardware migration
- 01 Sep 2023 — Slurm issues (1. September 2023)
- 29 Aug 2023 — Power outage in CSCS datacenter
* 23 Aug 2023 — Best
Practices
Some recommendations on how to use the cluster most efficiently, which
will reduce the stress on the system and speedup your throughput of jobs
by improving your workflow.
- 27 Jul 2023 — Announcement: Euler general maintenance 4-11 August 2023
- 04 Jul 2023 — Decommissioning of Euler
V
:
All Euler V nodes have been decommissioned to make room for new GPU nodes. - 03 Jul 2023 — Power outage in CSCS datacenter
* 13 Jun 2023 — Cloud Service for Jupyterhub, RStudio and
VSCode on Euler
We provide several cloud services through Jupyterhub, which allow to run
Jupyter, RStudio and VSCode directly on Euler
- 22 Mar 2023 — MPI + Singularity on multiple nodes
- 08 Feb 2023 — Euler power
outage
:
Due to a power outage in the CSCS datacenter this morning, most of the Euler compute nodes went down around 9:30 AM. - 01 Feb 2023 — Euler usage statistics for 2022
- 19 Dec 2022 — Euler VIII nodes are
operational
:
We added the new Euler VIII nodes to the cluster. The nodes are in production running short jobs from the 4 hour and 24 hour queue. They will be added to the longer queues at a later stage. - 08 Nov 2022 — Decommissioning of Euler
IV
:
All Euler IV nodes have been decommissioned to make room for Euler VIII - 25 Sep 2022 — ParaView Client-Server configuration available now
- 15 Sep 2022 — Announcement: Euler general maintenance 18-24 October 2022
- 05 Sep 2022 — Weights and biases web service temporarily blocked on
ETH proxy server due to a recent
DOS
:
Due to a recent denial of service (DOS) of the ETH proxy server caused by too many concurrent connections (several ten thousands) to wandb, the weights and biases web service is currently blocked on the ETH proxy server - 05 Aug 2022 — Transition from LSF to
Slurm
:
Due to the significant increase in license cost over the past years, we will transition from IBM LSF to Slurm. Please check our LSF to Slurm quick reference. - 27 Jul 2022 — First new RTX3090 GPUs are available in Euler
- 10 May 2022 — Work storage /cluster/work only partially available
- 21 Mar 2022 — Announcement: Euler general maintenance 5-7 April 2022
- 21 Mar 2022 — Announcement: '''Tonight the Euler queues will be suspended 9:00pm-10:00pm for data migration
- 21 Mar 2022 — Nvidia RTX 3090 test
unit
:
An RTX 3090 GPU is now available in Euler for prospective customers who wish to test this GPU before placing an order. - 18 Mar 2022 — Using MPI on
Euler
:
For running MPI jobs on Euler some configuration settings are required, which are documented on this wiki page. - 17 Feb 2022 — List of publications that mention the HPC clusters of
ETH
:
On our scicomp wiki, we added a list of publications that reference the HPC clusters of ETH. If you mention the Euler cluster in your publication, then please let us know and we will add your publication to the list - 31 Jan 2022 — The new CPU and GPU nodes in Euler are
operational
:
The latest Euler expansion consists of 248 compute nodes with AMD's newest EPYC 7763 CPU as well as 20 GPU nodes with Nvidia Quadro RTX 6000 GPUs - 28 Jan 2022 — Change of Ansys license servers
- 25 Jan 2022 — Change of global default for the software stack on
Euler
:
We will soon change the global default for the software stack that is initialized upon login to the new software stack. A date will be provided in the news item - 18 Jan 2022 — Disabling ls color option
- 14 Jan 2022 — AlphaFold2 AI for protein folding and databases are now available on Euler
- 05 Jan 2022 — Usage statistics for 2021
- 09 Dec 2021 — Change of GPU specifiers in the batch system
- 16 Nov 2021 — Problems with the infiniband network on Euler VII nodes
- 01 Oct 2021 — The new quick guide for the HPC clusters is now online and linked on the front page of the wiki
- 30 Aug 2021 — Annoucement: '''Leonhard Open will be integrated into Euler on 14-15 September 2021
- 20 Aug 2021 — Annoucement: '''Euler cooling maintenance 7-9 September 2021
- 26 May 2021 — Announcement: '''Euler storage maintenance 8 June 2021
- 06 May 2021 19:55 — All batch queues on Euler are active again. There are still sporadic issues with the "/cluster/scratch" file system; we continue to work on it
- 06 May 2021 17:40 — All batch queues on Euler have been temporarily inactivated while we investigate an issue with the "/cluster/scratch" file system
- 20 Apr 2021 — Script to set a permanent default for software stack
initialized on Euler upon
login
:
On Euler, you can now set the new software stack as a permanent default upon login - 06 Apr 2021 — New scratch file system for the Euler cluster
- 26 Feb 2021 — Euler network outage. There was a network outage, but now the cluster is again accessible
- 10 Feb 2021 — Annoucement Euler network maintenance 24 February 2021
- 04 Feb 2021 — Usage statistics for 2020
- 14 Jan 2021 — New account request process for Euler and Leonhard
Open
:
We are introducing a new automated process for obtaining an account for the HPC clusters of ETH, starting with Leonhard Open and later we also implement the same process on Euler. - 12 Nov 2020 — Announcement: Leonhard Open maintenance 2-4 December 2020
- 26 Oct 2020 — Euler power outage
- 02 Jun 2020 — Reopening of Euler
- 22 May 2020 — Partial reopening of Leonhard
- 14 May 2020 — Clusters temporarily closed for security reasons
- 14 Apr 2020 — Upcoming Euler VII expansion
- 07 Feb 2020 — Issues with the Lustre storage system on Euler
- 31 Jan 2020 — Beta test of new Euler VI nodes
- 22 Jan 2020 — Results of the cluster user survey 2019
- 10 Jan 2020 — Power issue in LEE data center, affecting Leonhard cluster
- 07 Jan 2020 — Usage statistics for 2019
- 18 Dec 2019 — Pre-announcement: Euler maintenance 28-31 January 2020
- 15 Oct 2019 — Issues with the Lustre storage system on Euler
- 27 Sep 2019 — Script to run a Jupyter notebook interactively in a
batch job on Euler or Leonhard
Open
:
Since Jupyter notebooks are becoming more widely used among the scientific community, the HPC group developed a script that you can run on your local computer. This shell script then starts a Jupyter notebook in a batch job on Euler/Leonhard Open (depending on which cluster you choose) and connects your local browser with it. - 27 Sep 2019 — Euler network maintenance (1 October 2019)
- 14 Aug 2019 — Announcement: Leonhard Open maintenance 21 August 2019
- 18 Jun 2019 — Maintenance of /cluster/work in Euler 24 June 2019 8:30-9:30 AM
- 21 May 2019 — Announcement: Leonhard Open maintenance 3–5 June 2019
- 29 Mar 2019 — Pre-announcement: Euler maintenance 21-23 May 2019
- 25 Mar 2019 — New CUDA 10 now available on Leonhard
- 19 Mar 2019 — Windows: PuTTY security updates
- 18 Mar 2019 — Lustre maintenance on Leonhard Open
- 04 Mar 2019 — New unified quota wrapper for all our file systems on our clusters
- 08 Feb 2019 — New Nvidia DGX-1 deep learning server with Tensor Cores
- 01 Feb 2019 — Usage statistics for 2018
- 09 Jan 2019 — Announcement: CSCS network maintenance
- 10 Dec 2018 — Beta test of new sofware stack on Euler
- 29 Nov 2018 — Leonhard Open maintenance 7 December 2018'''
- 31 Oct 2018 — Pre-announcement: Leonhard maintenance 5 November 2018
- 01 Oct 2018 — Euler power outage
- 28 Sep 2018 — Mutagen Astronomy vulnerability
- 15 Aug 2018 — All scratch directories of Euler have been migrated to a new storage system
- 10 Aug 2018 — Emergency shutdown of Euler due to power outage in Lugano
- 26 Jul 2018 — New Euler login nodes may trigger SSH warning
- 24 Jul 2018 — Emergency shutdown of Euler due to power outage in Lugano
- 05 Jul 2018 — Euler power outage
- 09 May 2018 — Pre-announcement: 28 June 2018: Integral test in the LEE building
- 09 May 2018 — Pre-announcement: Euler maintenance 12-14 June 2018
- 17 Jan 2018 — Usage statistics for 2017
- 08 Jan 2018 — Meltdown and Spectre vulnerabilities
- 16 Oct 2017 — Intel compiler not compatible with CentOS 7.4
- 25 Aug 2017 — Euler migration from CentOS 6 to CentOS 7
- 27 Jul 2017 — Pre-announcement: Euler maintenance 26-29 September 2017
- 26 Jul 2017 — No user support on Monday 31 July
- 22 Jun 2017 — Urgent maintenance to fix security vulnerability
- 24 Apr 2017 — Euler maintenance on 31 May 2017
- 04 Apr 2017 — Batch system upgrade from LSF 9.1 to LSF 10.1
- 31 Mar 2017 — Hyper-threading progressively activated on Euler
- 24 Feb 2017 — Urgent maintenance to fix security vulnerability
- 15 Feb 2017 — Network problem
- 15 Jan 2017 — Presentation of the new Leonhard cluster
- 19 Jan 2017 — Usage statistics for 2016
- 16 Jan 2017 — Brutus is closed
- 23 Nov 2016 — CLC Genomics workshop at ETH
- 24 Oct 2016 — Emergency maintenance to fix security vulnerability
- 13 Oct 2016 — Brutus to be decommissioned at the end of 2016
- 13 Sep 2016 — Euler maintenance on 21 September 2016
- 22 Jul 2016 — Euler maintenance on 30-31 August 2016