# \#performance

**URL:** https://community.amperecomputing.com/tag/performance/47.md

[Latest](https://community.amperecomputing.com/latest.md) · [Categories](https://community.amperecomputing.com/categories.md) · [Tags](https://community.amperecomputing.com/tags.md)

---

## [Two Resources Come Out for Perf Testing](https://community.amperecomputing.com/t/two-resources-come-out-for-perf-testing/3391)

<div class="topic-metadata">

**Author:** [@vikingforties](https://community.amperecomputing.com/u/vikingforties)\
**Replies:** 2\
**Last updated:** [May 27, 2026, 12:39pm UTC](https://community.amperecomputing.com/t/two-resources-come-out-for-perf-testing/3391 "2026-05-27T12:39:04Z")

</div>

@bhakti & @dneary go through the set of platform & perf tools Ampere has for Altra and AmpereOne now here: https://www.youtube.com/watch?v=4PXcbRtD6Ys From Arm comes Performix for Neoverse based cores:

---

## [Same HW, more fun](https://community.amperecomputing.com/t/same-hw-more-fun/2803)

<div class="topic-metadata">

**Author:** [@vikingforties](https://community.amperecomputing.com/u/vikingforties)\
**Replies:** 5\
**Last updated:** [May 19, 2025, 10:48am UTC](https://community.amperecomputing.com/t/same-hw-more-fun/2803 "2025-05-19T10:48:17Z")

</div>

Good news for all you folks out there on Ampere® Altra® & Altra Max® systems, Michael Larabel of Phoronix (Michael Larabel - Phoronix Media | LinkedIn) has uncovered a nice set of performance bumps available easily from …

---

## [Weekend Read: What Does the Java Virtual Machine Do All Day?](https://community.amperecomputing.com/t/weekend-read-what-does-the-java-virtual-machine-do-all-day/555)

<div class="topic-metadata">

**Author:** [@Aaron](https://community.amperecomputing.com/u/Aaron)\
**Replies:** 0\
**Last updated:** [December 8, 2023, 9:30pm UTC](https://community.amperecomputing.com/t/weekend-read-what-does-the-java-virtual-machine-do-all-day/555 "2023-12-08T21:30:24Z")

</div>

Want to learn more about what the Java VM is doing? Check out this blog post by Ampere’s Peter Kessler: His first paragraph sums up why he wanted to do it and the rest shows you how and his results. “I saw a blog pos…

---

## [Hunting a NUMA bug in ScyllaDB on Ampere A1](https://community.amperecomputing.com/t/hunting-a-numa-bug-in-scylladb-on-ampere-a1/240)

<div class="topic-metadata">

**Author:** [@dneary](https://community.amperecomputing.com/u/dneary)\
**Replies:** 2\
**Last updated:** [April 6, 2023, 4:18pm UTC](https://community.amperecomputing.com/t/hunting-a-numa-bug-in-scylladb-on-ampere-a1/240 "2023-04-06T16:18:03Z")

</div>

I don’t know how I missed this at the time! This is a fabulous article about finding and fixing a NUMA-related performance issue with ScyllaDB that starts high level, and when you think it’s gone as deep as it can go, it…