I am running Ubuntu Mate 20.04 on a raspberry pi 4, and have installed Sagemath 9.0 using the Synaptic package manager. I can open a python3 notebook, but the sagemath 9.0 kernel refuses to start. Can someone make a suggestion? Here is a transcript of my last attempt.
## I have installed sagemath 9.0 on a Rasberry Pi 4 running Ubuntu Mate 20.04 ## at 64 bits using the synaptic package manager ## Here is an attempt to use sagemath carl@pi:~$ jupyter-notebook [I 15:37:12.668 NotebookApp] Serving notebooks from local directory: /home/carl [I 15:37:12.668 NotebookApp] The Jupyter Notebook is running at: [I 15:37:12.668 NotebookApp] http://localhost:8888/?token=f1eca39609cf60e86905004caf9543e902ae4e61a6a7ca3a [I 15:37:12.668 NotebookApp] or http://127.0.0.1:8888/?token=f1eca39609cf60e86905004caf9543e902ae4e61a6a7ca3a [I 15:37:12.668 NotebookApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation). [C 15:37:12.760 NotebookApp] To access the notebook, open this file in a browser: file:///home/carl/.local/share/jupyter/runtime/nbserver-3527-open.html Or copy and paste one of these URLs: http://localhost:8888/?token=f1eca39609cf60e86905004caf9543e902ae4e61a6a7ca3a or http://127.0.0.1:8888/?token=f1eca39609cf60e86905004caf9543e902ae4e61a6a7ca3a ## Here I open a new python 3 notebook, make a small calculation and save ## the notebook as sample.ipnb I 15:39:55.786 NotebookApp] Creating new notebook in [I 15:40:00.625 NotebookApp] Kernel started: 23c8750f-bb85-4630-a70e-1cdd0cc62a4e [IPKernelApp] ERROR | No such comm target registered: jupyter.widget.version [IPKernelApp] ERROR | No such comm target registered: jupyter.widget.version [I 15:42:00.649 NotebookApp] Saving file at /Untitled4.ipynb [I 15:48:00.640 NotebookApp] Saving file at /Untitled4.ipynb [W 15:48:52.363 NotebookApp] 404 GET /api/contents/sample.ipynb?type=notebook&content=0&_=1603053598159 (127.0.0.1): No such file or directory: sample.ipynb [W 15:48:52.364 NotebookApp] No such file or directory: sample.ipynb [W 15:48:52.364 NotebookApp] 404 GET /api/contents/sample.ipynb?type=notebook&content=0&_=1603053598159 (127.0.0.1) 2.84ms referer=http://localhost:8888/notebooks/Untitled4.ipynb?kernel_name=python3 [I 15:48:52.401 NotebookApp] Uploading file to /sample.ipynb [I 15:50:41.579 NotebookApp] Saving file at /sample.ipynb ## Now I try to open a new Sagemath 9.0 notebook without success. [I 15:55:16.334 NotebookApp] Creating new notebook in [I 15:55:24.775 NotebookApp] Kernel started: 05b0ee0a-8753-48f8-9651-bd69a60da129 Traceback (most recent call last): File "/usr/lib/python3.8/runpy.py", line 194, in _run_module_as_main return _run_code(code, main_globals, None, File "/usr/lib/python3.8/runpy.py", line 87, in _run_code exec(code, run_globals) File "/usr/lib/python3/dist-packages/sage/repl/ipython_kernel/__main__.py", line 3, in <module> IPKernelApp.launch_instance(kernel_class=SageKernel) File "/usr/lib/python3/dist-packages/traitlets/config/application.py", line 663, in launch_instance app.initialize(argv) File "<decorator-gen-124>", line 2, in initialize File "/usr/lib/python3/dist-packages/traitlets/config/application.py", line 87, in catch_config_error return method(app, *args, **kwargs) File "/usr/lib/python3/dist-packages/ipykernel/kernelapp.py", line 562, in initialize self.init_kernel() File "/usr/lib/python3/dist-packages/ipykernel/kernelapp.py", line 439, in init_kernel kernel = kernel_factory(parent=self, session=self.session, File "/usr/lib/python3/dist-packages/traitlets/config/configurable.py", line 412, in instance inst = cls(*args, **kwargs) File "/usr/lib/python3/dist-packages/sage/repl/ipython_kernel/kernel.py", line 52, in __init__ SageJupyterCustomizations(self.shell) File "/usr/lib/python3/dist-packages/sage/repl/ipython_extension.py", line 435, in __init__ import sage.all # until sage's import hell is fixed File "/usr/lib/python3/dist-packages/sage/all.py", line 106, in <module> from sage.matrix.all import * File "/usr/lib/python3/dist-packages/sage/matrix/__init__.py", line 2, in <module> import sage.matrix.args File "sage/matrix/args.pyx", line 23, in init sage.matrix.args (build/cythonized/sage/matrix/args.c:21273) from .matrix_space import MatrixSpace File "/usr/lib/python3/dist-packages/sage/matrix/matrix_space.py", line 46, in <module> from . import matrix_modn_sparse ImportError: /lib/aarch64-linux-gnu/libgomp.so.1: cannot allocate memory in static TLS block [I 15:55:30.768 NotebookApp] KernelRestarter: restarting kernel (1/5), keep random ports Traceback (most recent call last): File "/usr/lib/python3.8/runpy.py", line 194, in _run_module_as_main return _run_code(code, main_globals, None, File "/usr/lib/python3.8/runpy.py", line 87, in _run_code exec(code, run_globals) File "/usr/lib/python3/dist-packages/sage/repl/ipython_kernel/__main__.py", line 3, in <module> IPKernelApp.launch_instance(kernel_class=SageKernel) File "/usr/lib/python3/dist-packages/traitlets/config/application.py", line 663, in launch_instance app.initialize(argv) File "<decorator-gen-124>", line 2, in initialize File "/usr/lib/python3/dist-packages/traitlets/config/application.py", line 87, in catch_config_error return method(app, *args, **kwargs) File "/usr/lib/python3/dist-packages/ipykernel/kernelapp.py", line 562, in initialize self.init_kernel() File "/usr/lib/python3/dist-packages/ipykernel/kernelapp.py", line 439, in init_kernel kernel = kernel_factory(parent=self, session=self.session, File "/usr/lib/python3/dist-packages/traitlets/config/configurable.py", line 412, in instance inst = cls(*args, **kwargs) File "/usr/lib/python3/dist-packages/sage/repl/ipython_kernel/kernel.py", line 52, in __init__ SageJupyterCustomizations(self.shell) File "/usr/lib/python3/dist-packages/sage/repl/ipython_extension.py", line 435, in __init__ import sage.all # until sage's import hell is fixed File "/usr/lib/python3/dist-packages/sage/all.py", line 106, in <module> from sage.matrix.all import * File "/usr/lib/python3/dist-packages/sage/matrix/__init__.py", line 2, in <module> import sage.matrix.args File "sage/matrix/args.pyx", line 23, in init sage.matrix.args (build/cythonized/sage/matrix/args.c:21273) from .matrix_space import MatrixSpace File "/usr/lib/python3/dist-packages/sage/matrix/matrix_space.py", line 46, in <module> from . import matrix_modn_sparse ImportError: /lib/aarch64-linux-gnu/libgomp.so.1: cannot allocate memory in static TLS block -- You received this message because you are subscribed to the Google Groups "sage-support" group. 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