72 questions with Azure CycleCloud tags

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2 answers

azure cyclecloud start cluster errored

Hello team Created cluster from template with parameters. when trying to start cluster, getting below errors. managedidentity has full access, i can create same cluster manually from azure cc web console, but when i create from template, its throwing…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2025-12-02T14:30:17.32+00:00
saheba04 0 Reputation points
answered 2025-12-02T16:27:33.2+00:00
Himanshu Shekhar 1,860 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

azslurm scale fails with ModuleNotFoundError: No module named 'slurmcc' and NFS not mounted on scheduler VM

I’m trying to configure/use autoscaling on an Azure HPC Slurm cluster, but on the scheduler VM azslurm scale fails with a missing Python module, and it also looks like the expected NFS share(s) are not mounted. Environment: Node: compular-scheduler…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2025-11-12T12:01:25.5766667+00:00
Harish Gudla 25 Reputation points
accepted 2025-11-20T09:52:47.8+00:00
Harish Gudla 25 Reputation points
1 answer

Standard_F64als_v6 on CycleCloud/PBS

We want to use Standard_F64als_v6 as an execute node of CycleCloud/PBS. <move to private message for security reasons > is selected as an image for execute node. The process creating an execute node seems to be stranded before 'configuring…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2025-11-01T23:57:59.3733333+00:00
edited a comment 2025-11-19T05:08:35.83+00:00
Ankit Yadav 6,760 Reputation points Microsoft External Staff Moderator
1 answer

How to fix image issue in cluster creation in azure cycle cloud

I am using default Centos 7 (OpenLogic:CentOS-HPC:7.7:latest) on cyclecloud 8.3 and Iam getting this error File…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2025-10-06T12:06:41.6733333+00:00
ashwin 0 Reputation points
edited a comment 2025-11-06T01:41:18.7933333+00:00
Jilakara Hemalatha 6,130 Reputation points Microsoft External Staff Moderator
1 answer

cant find /opt/cycle/slurm/cyclecloud_slurm.sh

Hi Support, I cant find /opt/cycle/slurm/cyclecloud_slurm.sh in my login node or schedule. I made some changes in my cluster and i wanted to run /opt/cycle/slurm/cyclecloud_slurm.sh apply_changes or cyclecloud_slurm.sh scale. Within my /opt/cycle, i…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2025-05-27T10:58:05.2366667+00:00
Jason Gumarang 25 Reputation points
commented 2025-05-27T19:22:34.1266667+00:00
Anonymous
0 answers

Cyclecloud - Persistent connection Slurm accounting - connection refuse to my scheduler

hi Support, this is the error i am getting from my newly scheduler. I was able to deploy without any issue before to my new cluster but since the upgrade to cyclecloud 8, it seems newly created cluster has this issue whenever i enable the accounting. …

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2025-04-15T06:53:41.58+00:00
Jason Gumarang 25 Reputation points
commented 2025-04-24T09:05:30.2966667+00:00
Jason Gumarang 25 Reputation points
9 answers

Azure ML - Notebook - Jupyter Kernel Error - No Kernel connection

In ML Studio, when I create a notebook the top of my screen says "Jupyter kernel error" in red. I have a compute instance running (it's green), but it also says "No Kernel connected". To correct this matter, can you please…

Azure Machine Learning
Azure Machine Learning
An Azure machine learning service for building and deploying models.
3,522 questions
Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2021-02-01T02:13:27.873+00:00
Carl Neely 81 Reputation points
commented 2025-01-30T09:33:20.6766667+00:00
Alizée Schollhorn 0 Reputation points
1 answer

CycleCloud unable to access storage locker after disabling "Allow storage account key access"

We have several CycleCloud/Slurm clusters running in Azure using Managed Identity. A recent security initiative has required us to disable the "Allow storage account key access" storage account configuration. After doing so, CycleCloud is…

Azure Storage
Azure Storage
Globally unique resources that provide access to data management services and serve as the parent namespace for the services.
3,711 questions
Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2024-05-21T23:46:01.07+00:00
Devin Payne 10 Reputation points Microsoft Employee
commented 2025-01-26T17:23:46.05+00:00
Nate Anderson 5 Reputation points
1 answer One of the answers was accepted by the question author.

Issue with Autoscaling Nodes in Azure CycleCloud SLURM Cluster

I have created a SLURM cluster on Azure CycleCloud and enabled autoscaling with a maximum of 20 nodes for HPC. I have verified that there is enough quota for at least 10 HPC and 2 HTC nodes. However, upon booting the cluster, only 5 nodes are available…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2024-11-05T09:45:21.0033333+00:00
Parham Pourbozorgi 20 Reputation points
accepted 2024-11-14T09:01:23.25+00:00
Parham Pourbozorgi 20 Reputation points
1 answer

CycleCloud provisioning issue - storage_account_name

Hi everyone, Can you please help to check and advise below issue that provisioned for CycleCloud Version: 8.2.1-1733: CycleCloud Version: 8.2.1-1733 Cluster: HTCondor-Cluster01 (version 8.2.x) Status: Error [Virtual Machine] Start Time:…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2022-01-21T07:17:40.59+00:00
Hung Van Nguyen 1 Reputation point
answered 2024-10-10T15:20:43.6933333+00:00
Pierre Chew 0 Reputation points
1 answer

cycle cloud issue with accessing storage account

I am trying to bring up cycle cloud using the storage account "cycleclouddata", all resources are on the same vnet/sub-net and there should not be any access problems as the setup of the locker all looks fine as well. And I can see files being…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2021-05-03T11:58:50.923+00:00
Brugger 1 Reputation point
answered 2024-10-10T15:20:01.99+00:00
Pierre Chew 0 Reputation points
0 answers

Parallel cyclecloud slrum process stacked while reading input file

I am running a parallel job, using openmpi, on cycle cloud, using slrum (batch) on 5 nodes, 120 cores in each. The job starts with reading the computational mesh, by each core. While reading, a mesh lock file appears for each core and disappears when it…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2024-08-23T13:09:15.8333333+00:00
Eran Arad 0 Reputation points
edited a comment 2024-08-28T12:49:49.6533333+00:00
Anonymous
2 answers One of the answers was accepted by the question author.

How to update scheduler and execute nodes with latest OS updates?

Hi, We need to ensure that both our Scheduler and Execute nodes are fully patched and up to date, including kernel packages and others that require a reboot after installation. We are running the Microsoft HPC Ubuntu 22.04 image, and I know it is…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2024-07-30T08:11:52.1766667+00:00
Gary Mansell 25 Reputation points
edited an answer 2024-08-20T10:33:32.99+00:00
Gary Mansell 25 Reputation points
1 answer One of the answers was accepted by the question author.

How to make groups from the CycleCloud (file) Server accessible to the Scheduler and Execute nodes?

Hi, I have a CycleCloud Server which is also configured as an NFS fileserver which presents home, data and apps directories via NFS to the CycleCloud scheduler and execute nodes. It seems that CycleCloud adds users and groups to the scheduler &…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2024-07-22T10:47:27.6066667+00:00
Gary Mansell 136 Reputation points
accepted 2024-07-29T07:03:47.8233333+00:00
Gary Mansell 136 Reputation points
1 answer

Azure cyclecloud

Hi Team, I want to automate the azure cyclecloud deployment process through terraform or other tool can anyone help me in this? I am able to create the cycle cloud server but unable to do azure cyclecloud setup through terraform or in any other language…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2024-06-03T10:22:37.3266667+00:00
Anonymous
commented 2024-06-05T14:29:46.4866667+00:00
William Nieto 545 Reputation points
1 answer One of the answers was accepted by the question author.

Azure CycleCloud 8.6 not available in Marketplace

Hi, after the CVE-2024-29993 I wanted to deploy the new version of CycleCloud version 8.6.1 but it is no longer in the Marketplace

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2024-05-20T08:07:42.8533333+00:00
cm 30 Reputation points
accepted 2024-05-30T08:09:39.31+00:00
cm 30 Reputation points
2 answers

Azure Cyclecloud Config file does not match number of CPUs on a node in each cluster.

Hi everyone. I am using slurm to run a script on Azure Cyclecloud and the script uses all of the cores. When I run it on the cluster, it is only using half of the cores on the node. The cyclecloud.conf and slurm.conf files are only specifying 16 CPUs…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2022-01-13T19:25:17.77+00:00
Shannon Cosgrove 1 Reputation point
commented 2024-05-29T14:48:15.34+00:00
Genoomdiagnostiek Nijmegen 0 Reputation points
1 answer

Is it possible (sensible?) to run Docker containers on Azure CycleCloud using Slurm?

I have been successfully running Azure CycleCloud & Slurm scheduler for running our HPC (CFD & CAE) Analysis Solving jobs from a /shared/apps loadpoint in a regular manner. I demo'd our HPC Solving capabilities to our Climate modelling team and…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2024-04-15T15:53:14.18+00:00
Gary Mansell 25 Reputation points
commented 2024-04-17T04:18:23.1166667+00:00
vipullag-MSFT 26,522 Reputation points Moderator
1 answer

Azure CycleCloud Web UI stops responding every few days

Hi, I am running a few Slurm Clusters on Azure CycleCloud 8.6, using the fully updated CentOS 7.9 (I know it drops off support soon) platform image from the Marketplace. Every few days, the CycleCloud Web UI stops responding and I seem to have to restart…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2024-04-09T13:47:32.44+00:00
Gary Mansell 25 Reputation points
commented 2024-04-15T15:59:17.7766667+00:00
vipullag-MSFT 26,522 Reputation points Moderator
4 answers One of the answers was accepted by the question author.

DeletingCloudOnlyObjectNotAllowed

Hello, I received this error "DeletingCloudOnlyObjectNotAllowed" multiple times a day. I'm not sure how to resolve it. I've been looking all over the places but still can't find the solution. Our on-premise Active Directory syncs with Azure…

Azure CycleCloud
Azure CycleCloud
A Microsoft tool for creating, managing, operating, and optimizing high-performance computing (HPC) and big compute clusters in Azure.
72 questions
asked 2022-06-27T20:43:03.193+00:00
Hoai Tran 31 Reputation points
commented 2024-04-02T18:06:58.8433333+00:00
harish kumar 0 Reputation points