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Twin Active
Hello I am New to Twin Active And I Wanted to know is How DOE is carried out in Twin Active? Is there any Inbuilt Function (Link in Ansys Twin Builder) or we have to do it our own ?
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Future.Industry 2024 - Track 3
On day 2 at the Future.Industry 2024 – you can find out more about the power and potential of High-Performance Computing in the track Revolutionizing HPC in the Era of AI and Cloud. Achieving results promptly and with increased efficiency is more important than ever before. Hear from industry experts on how to utilize the…
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due to multiple instances of rtda license handlers salve status become NO SLOT
All, I am facing a weird issue from last few days. We have a NC server in Bangalore,India and takes licenses from US server. Since last 2 weeks , we are seeing multiple instances of license handlers for the NC server (slot_nc &server_nc ) makes the taskers status as NOSLOT. If this happens , I am killing the multiple slot…
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Move the Database of LicenseMonitor or NetworkComputer (Admin Only)
If your LM or NC database needs to be moved, there are several actions you should perform to ensure that the database starts back up and runs without a problem, after your move. To safely move a database, perform the following steps: * By default, the database has three main roles, each with its own preset password. You…
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how to set crontab for vovnotifyd for monitoring
Hi, If we go 3 months without using vovnotifyd daemon , this daemon goes down and we need to start manually and then kick off a run using the mail notification – Is there any way we could have a crontab monitoring the nc setup to check for that daemon every so often? Regards Pavan
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Resource "Limit:<username>_setname_<limitcount>" remains in system forever, how to make it expire after certain # of days?
When you submit a job with -set SETNAME -limit SETNAME 30 , it gives it a limit of 30 jobs for that set before jobs 31 and over are queued. In the resources, now there is a Limit:<username>_SETNAME_30 created, but this resource stays in the system indefinitely. If you are creating a resource manually using the button at…
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How to get a reliable matching for licenses used by each tool process for each job, from each owner and on each host in the Accelerator ?
A job submitted by user1 can run multiple tools from various tool vendors (Cadence, Synopsys, Siemens, ...). Each tool run is using a particular process ID (PID) which might require a particular Flexlm license/feature when the tool vendor is using Flexlm for the license service. When the same user is launching multiple…
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Do you want to learn more about "NavOps v2023.1"? There is dedicated training!
Hi all, We have a new Instructor Led Training offering about “NavOps v2023.1”. For more comprehensive information about “NavOps v2023.1”, please visit the Altair Learn site (https://learn.altair.com/) under Class Schedule to check for scheduled sessions and register if you are interested. Otherwise, you can contact your…
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share=ui flag in Reprise(TM) type licenses for Accelerator products
Reprise(TM) type licensing is only available for Accelerator products before the 2023.1.1 release. With the share=ui attribute in the license file, sometimes rlmstat reports more license handles checked out than what rlmstat itself reports as the sum of all license handles. This is because license handles with the same…
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Disable IPv6 for vovnginxd
When does this page apply? The steps described on this page only apply to projects where nginx is used as a webprovider. For versions prior to 2021, there is no other webprovider than nginx. In versions 2021 and above you can check this via $ vovservermgr config | grep webprovider webprovider "nginx" If the internal…
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>>unknown<<(10422) Nov 25 16:20:25 Size of cpu_set_t 128
regarding the queue software (RTDA) now altair >>unknown<<(10422) Nov 25 16:20:25 Size of cpu_set_t 128 what is cpu_set_t Thanks for your kind reply -Regards, Kandhaguha
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Systemd Returns 217/USER Error on System Boot when Using Directory Based Users
Summary: When using the systemd unit examples in $SWD/etc/boot and service accounts that run Altair products are not local accounts in /etc/passwd (LDAP, NIS, AD, etc.), applications may not start on boot. The same systemd unit file will run successfully after the system is booted. This problem could affect more than just…
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Do you want to learn more about "Accelerator"? There is dedicated training!
Hi all, We have a new Instructor Led Training offering about “Accelerator”. Please visit the Altair Learn site (https://learn.altair.com/) under Class Schedule to view available dates. For more comprehensive information about Accelerator, please ask your Altair representative about it. Please feel free to share this…
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Modern Workload Management APIs (A New Era of Workload Management)
A New Era of Workload Management Modern Workload Management APIs Fritz Ferstl, fferstl@altair.com HPC IT Modernization and APIs IT infrastructure modernization is sweeping through High Performance Computing (HPC) data centers. This is driven by a new class of HPC hardware and software components, such as Graphical…
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What Will Quantum HPC Look Like?
Quantum computers are moving from the world of science fiction into science fact. Most machines only have a few qubits, but as they expand, the computational complexity of preparing workloads for quantum computers is going to explode. Here at Altair, we are preparing for that future. HPC and quantum computing are entangled…
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Do you want to learn more about "Altair Accelerator Plus"? There is dedicated training!
Hi all, We have a new Instructor Led Training offering about “Altair Accelerator Plus”. Please visit the Altair Learn site (https://learn.altair.com/) under Class Schedule to view available dates. For more comprehensive information about Altair Accelerator Plus, please ask your Altair representative about it. Please feel…
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Do you want to learn more about "Altair Accelerator - Quick Start"? There is dedicated training!
Hi all, We have a new Instructor Led Training offering about “Altair Accelerator - Quick Start”. Please visit the Altair Learn site (https://learn.altair.com/) under Class Schedule to view available dates. For more comprehensive information about Altair Accelerator - Quick Start, please ask your Altair representative about…
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Altair Accelerator Supported Platforms
For a downloadable list of Supported Platforms, please see the attached document. Altair Accelerator Package – Windows Platform1 2 2017.12 2019.01 2021.1 2021.2 Windows 7 Windows 8/8.1 Windows 10 Windows Server 2008/R2 Windows Server 2012/R2 Windows Server 2016 Windows Server 2019 *…
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Change/Recover VOV DB Passwords in Single-User Backend Mode
In this article you will learn how to reset single-user database passwords and restore access to the existing database. The VOV Postgres database is used with Monitor and Accelerator, and uses three roles (user accounts) in normal operation: * rtdausr -- read-only queries * rtdamgr -- read-write queries that modify the…
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Accelerator 2021.2.0
The Altair® Accelerator™ 2021.2.0 release offers a number of usability and robustness advancements. Included are new tools for visualizing and acting on key data provided by the scheduler, such as the addition of Tasker (execution host) metrics in the Streaming Data Service and updates to the Accelerator dashboard…
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The Accelerator Dashboard
The new Altair® Accelerator™ web interface allows users and administrators to view important information about the scheduler function and cluster loading. Available in versions 2021.1.0 and later, the Accelerator web interface (dashboard) is auto-refreshing and provides details on queued and running jobs, status of…
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Enhanced Data Streams from the Latest Accelerator Release
Altair® Accelerator™(2021.1.0 release) introduced the Streaming Data Service (SDS). This is a Kafka-compliant data stream that allows Accelerator to be connected directly to a Kafka message broker. This first release published real-time scheduler metrics and enables remote monitoring of the Accelerator main dispatch loop.…
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Resource Allocation in Accelerator vs. LSF
Fairshare vs. Priority LSF uses queue-based and individual job priorities to determine which job goes first when jobs compete for resources. In practice, resources are usually allocated on a first-come-first-served basis with queue-based priorities, with queues as fairshare entities. Where LSF uses priority and age,…
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Accelerator Job Classes vs. LSF Job Queues
An important difference between the Altair Accelerator job scheduler and LSF is Accelerator’s implementation of job classes instead of job queues. LSF uses queues to manage jobs, where you handle policy elements such as where jobs execute, their execution priority, and how resources are allocated between teams. Accelerator…
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Migrating from LSF to Accelerator
Despite the fact that LSF can be deeply entrenched in design flows and scripts, many customers have used a structured approach to successfully migrate from it to Accelerator, thereby avoiding disruption in operations. In the attached document we give new Accelerator administrators and users a feel for what we offer, and we…