如何解决NEST模拟器的多线程问题
我想在 multi-threading function 中使用 NEST simulator (version 2.20.1)。但是,它会发出警告 No multithreading available,using single threading
。谁能帮我解决一下?
我使用 conda 命令安装 nesT 模拟器
conda create --name nest -c conda-forge nest-simulator
(nest) edward@edward-MacBook-Pro ~ % python
Python 3.9.1 | packaged by conda-forge | (default,Jan 10 2021,02:52:42)
[Clang 11.0.0 ] on darwin
Type "help","copyright","credits" or "license" for more information.
\>>> import nest
[INFO] [2021.1.14 11:32:57 /Users/runner/miniforge3/conda-bld/nest-simulator_1607081529208/work/nestkernel/rng_manager.cpp:217 @ Network::create_rngs_] : Creating default RNGs
[INFO] [2021.1.14 11:32:57 /Users/runner/miniforge3/conda-bld/nest-simulator_1607081529208/work/nestkernel/rng_manager.cpp:260 @ Network::create_grng_] : Creating new default global RNG
N E S T
copyright (C) 2004 The nesT Initiative
Version: nest-2.20.1
Built: Dec 4 2020 11:38:17
This program is provided AS IS and comes with
NO WARRANTY. See the file LICENSE for details.
Problems or suggestions?
Visit https://www.nest-simulator.org
Type 'nest.help()' to find out more about nesT.
\>>> **nest.SetKernelStatus({"local_num_threads": 4})**
**Jan 14 11:33:02 VPManager::set_status [Warning]:
No multithreading available,using single threading**
Jan 14 11:33:02 ModelManager::clear_models_ [Info]:
Models will be cleared and parameters reset.
Jan 14 11:33:02 Network::create_rngs_ [Info]:
Deleting existing random number generators
Jan 14 11:33:02 Network::create_rngs_ [Info]:
Creating default RNGs
Jan 14 11:33:02 Network::create_grng_ [Info]:
Creating new default global RNG
解决方法
这确实是一个错误,应该在最新版本中修复。
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