TLJH was pernamently shutdown, service is not available. ===== Jupyter Hub (TLJH) ===== The Littlest JupyterHub (TLJH) simple JupyterHub distribution for a small (0-100) number of users on a single server (https://tljh.jupyter.org/en/latest/index.html). ==== access / login ==== Jupyter Hub (TLJH) is available only from internal CeNT networks ( or with active CeNT VPN connection ). * url address : https://tljh.cent.uw.edu.pl * login : user account request is described at Intranet page [[http://info.cent.uw.edu.pl|CeNT Info]] under IT Department: Computing resources. ==== hardware ==== CPU : 2x Intel(R) Xeon(R) CPU E5-2680 v3 @ 2.50GHz ; (total 24 cores, 48 threads). RAM : 384 GB HDD : ~1.5 TB ==== software ==== Software available at ''https://tljh.cent.uw.edu.pl'' is based on ''https://hub.docker.com/r/jupyter/datascience-notebook/tags''. Current is ''jupyter/datascience-notebook:r-4.1.3'' that provide among others * python 3.9.10 * R 4.1.3 (2022-03-10) * julia 1.7.2 ~$ jupyter --version Selected Jupyter core packages... IPython : 8.2.0 ipykernel : 6.12.0 ipywidgets : 7.7.0 jupyter_client : 7.2.2 jupyter_core : 4.9.2 jupyter_server : 1.16.0 jupyterlab : 3.3.3 nbclient : 0.5.13 nbconvert : 6.4.5 nbformat : 5.3.0 notebook : 6.4.10 qtconsole : not installed traitlets : 5.1.1 ==== limits / known problems ==== :!: TLJH software is in beta. One of bugs is that it is not possible from user account to change image. i.e. if you choose 'jupyter/datascience-notebook:r-4.1.3' and then would like to switch to different image it is not possible. \\ Workaround is, that in case you would like to use different image request for new account. ==== backup ==== :!: user data is not backuped :!: remember to save your data, scripts, notebooks outside ''tljh.cent.uw.edu.pl'' environment. ==== other ==== Questions, request and so on, please send email to it@cent.uw.edu.pl with prefix [jupyterhub] or prefix [TLJH] in subject field (title of email).