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Use CBRNG in schedules.#2386

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thorstenhater merged 9 commits intoarbor-sim:masterfrom
thorstenhater:feat/cbprng-for-schedules
Dec 27, 2025
Merged

Use CBRNG in schedules.#2386
thorstenhater merged 9 commits intoarbor-sim:masterfrom
thorstenhater:feat/cbprng-for-schedules

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@thorstenhater
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Use the R123 threefry generator for (Poisson) schedules.

⚠️ This will change the detailed output for everything using Poisson generators ⚠️

Closes: #2243

boeschf
boeschf previously approved these changes Sep 10, 2024
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lgtm

@thorstenhater
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cscs-ci run default

@thorstenhater
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Thanks for the review. I am hesitant to merge before GPU CI is up again.

@thorstenhater thorstenhater added this to the 0.12 milestone Mar 17, 2025
@thorstenhater thorstenhater requested a review from ibanezbm August 15, 2025 13:46
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@thorstenhater Before merge, test on GPU!

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Tested on GPU, everything works as expected.

@thorstenhater thorstenhater merged commit 90996de into arbor-sim:master Dec 27, 2025
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thorstenhater added a commit that referenced this pull request Apr 16, 2026
# Preliminary release notes for v0.12

## What's Changed
* V0.11.0 rc by @thorstenhater in
#2454
* Release finalisation by @thorstenhater in
#2455
* CSCS CI by @thorstenhater in
#2448
* Re-factor connection setup and event dispatch. by @thorstenhater in
#2449
* Add tiled busyring by @thorstenhater in
#2456
* Fill in a missing part of the docs by @thorstenhater in
#2462
* Major Optimisations in Label Resolution by @thorstenhater in
#2458
* Refactor domain decomposition by @thorstenhater in
#2457
* Add an escape hatch to label resolution by @thorstenhater in
#2459
* Fix crash on probding elided values by @thorstenhater in
#2466
* Only store PRNG data if needed by @thorstenhater in
#2467
* 🐍 Polish `label_dict` by @thorstenhater in
#2451
* use better builtins for double max/min by @thorstenhater in
#2469
* Remove typed map and refactor cable cell by @thorstenhater in
#2468
* Many small refactoring / clean-ups / memory savings by @thorstenhater
in #2465
* Bump pb11 to latest major version by @thorstenhater in
#2475
* Fix GPU test issues by @ibanezbm in
#2479
* Align versions by @thorstenhater in
#2481
* Add probing of eX. by @thorstenhater in
#2478
* Add trivial compiler test by @thorstenhater in
#2488
* Replace MPI_Allgatherv with MPI_Alltoallv for communication pattern by
@ibanezbm in #2460
* Use CBRNG in schedules. by @thorstenhater in
#2386
* Update year 🎉 by @thorstenhater in
#2491
* Don't use deprecated numpy functions by @thorstenhater in
#2490
* Co-simulation tutorial by @thorstenhater in
#2492
* Nested timers by @marvinKaster in
#2486
* Clean-up iclamp interface by @thorstenhater in
#2494
* Fix override by @thorstenhater in
#2493
* Better use of __restrict__ by @thorstenhater in
#2476
* Add AdEx cells. by @thorstenhater in
#2230
* units in cv policy by @thorstenhater in
#2495
* Flat map in mechanism description for 1.5x speed-up in synapse
creation by @thorstenhater in
#2501
* Perf/compress contiguous by @thorstenhater in
#2470
* Allow more SWC files in the parser by @thorstenhater in
#2471
* STDP case for busyring benchmark by @jlubo in
#2489
* round robin load balance by @thorstenhater in
#2500

## New Contributors
* @ibanezbm made their first contribution in
#2479
* @marvinKaster made their first contribution in
#2486

**Full Changelog**:
v0.11.0...v0.12.0
@thorstenhater thorstenhater mentioned this pull request Apr 16, 2026
thorstenhater added a commit that referenced this pull request Apr 17, 2026
# Release notes

This release constitutes a major improvement in terms of parallel
performance
by replacing the underlying MPI algorithm (see our paper at IPDPS'26)
and
setup time by improving label resolution and adding the access to raw
labels.
On the functional side, we introduced AdEx cells, added a new load
balancing
method, and probes for the reversal potential.

## What's Changed
* V0.11.0 rc by @thorstenhater in
#2454
* Release finalisation by @thorstenhater in
#2455
* CSCS CI by @thorstenhater in
#2448
* Re-factor connection setup and event dispatch. by @thorstenhater in
#2449
* Add tiled busyring by @thorstenhater in
#2456
* Fill in a missing part of the docs by @thorstenhater in
#2462
* Major Optimisations in Label Resolution by @thorstenhater in
#2458
* Refactor domain decomposition by @thorstenhater in
#2457
* Add an escape hatch to label resolution by @thorstenhater in
#2459
* Fix crash on probding elided values by @thorstenhater in
#2466
* Only store PRNG data if needed by @thorstenhater in
#2467
* 🐍 Polish `label_dict` by @thorstenhater in
#2451
* use better builtins for double max/min by @thorstenhater in
#2469
* Remove typed map and refactor cable cell by @thorstenhater in
#2468
* Many small refactoring / clean-ups / memory savings by @thorstenhater
in #2465
* Bump pb11 to latest major version by @thorstenhater in
#2475
* Fix GPU test issues by @ibanezbm in
#2479
* Align versions by @thorstenhater in
#2481
* Add probing of eX. by @thorstenhater in
#2478
* Add trivial compiler test by @thorstenhater in
#2488
* Replace MPI_Allgatherv with MPI_Alltoallv for communication pattern by
@ibanezbm in #2460
* Use CBRNG in schedules. by @thorstenhater in
#2386
* Update year 🎉 by @thorstenhater in
#2491
* Don't use deprecated numpy functions by @thorstenhater in
#2490
* Co-simulation tutorial by @thorstenhater in
#2492
* Nested timers by @marvinKaster in
#2486
* Clean-up iclamp interface by @thorstenhater in
#2494
* Fix override by @thorstenhater in
#2493
* Better use of __restrict__ by @thorstenhater in
#2476
* Add AdEx cells. by @thorstenhater in
#2230
* units in cv policy by @thorstenhater in
#2495
* Flat map in mechanism description for 1.5x speed-up in synapse
creation by @thorstenhater in
#2501
* Perf/compress contiguous by @thorstenhater in
#2470
* Allow more SWC files in the parser by @thorstenhater in
#2471
* STDP case for busyring benchmark by @jlubo in
#2489
* round robin load balance by @thorstenhater in
#2500

## New Contributors
* @ibanezbm made their first contribution in
#2479
* @marvinKaster made their first contribution in
#2486

**Full Changelog**:
v0.11.0...v0.12.0
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Use CBRNG for Schedules

3 participants