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Infrastructure
Matthias Köppe edited this page Aug 20, 2024
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This page aims to keep information public about Sage's infrastructure. Question mark means that the information is not confirmed, please edit if you know more... and note the date of your update so that current and stale information can be distinguished.
Please mark which services still need to find a new home, with the system requirements and the deadline.
- Main service: maintain github.com/sagemath
- Managers as of 2024-06: @fchapoton, @haraldschilly, @jhpalmieri, @jplab, @mkoeppe, @nthiery, @roed314, @saraedum, @vbraun, @williamstein
- Main service: maintain github.com/sponsors/sagemath
- Managers as of 2024-06: @dimpase, @haraldschilly
- Main service: maintain gitlab.com/sagemath
- Managers as of 2024-06: @roed.math, @dimpase, @embray, @fchapoton2, @harald.schilly, @saraedum, @defeo, @master.sage, @nthiery, @slel, @videlec; review requested by @mkoeppe 2024-06-25.
- Main service: maintain opencollective.com/sage_math
- Managers as of 2024-06: @dimpase, @haraldschilly
- Main service: maintain projects deployed to the Python Package Index (PyPI).
- Main service: maintain hub.docker.com/u/sagemath
- Managers as of 2024-06: @saraedum, @mkoeppe, @soehms, sagemath-admins-private@googlegroups.com
- Main service: maintain docs deployed to sagemath.netlify.app
- Managers as of 2024-07: @kwankyu
Chat: sagemath.zulipchat.com
- admin as of 2024-06: roed, ...
Discourse: sagemath-test.discourse.group (test only)
- created 2024-07
- admin: mkoeppe, dimpase
- application (2024-04)
- contacts: mkoeppe, kwankyu
- Owner as of 2024-06: @tobiasdiez
- registrant: was
- admin: was, schilly
- tech contact: was, schilly
- as of 2024-06, hosted at sagemath.openbsd.amsterdam; sagemath-billing@sagemath.org forwarding
- admin: dimpase
- tech contact: dimpase
- in operation since 2022
- admin: wstein
- purpose: webserver where users can get support
- hosted at: LIPN (CS lab), University Paris North (Villetaneuse)
- contact:
sage-askbot-admin@googlegroups.com(rejects mail as of 2024-06) - admin: tmonteil
- local sage dev: tmonteil
- technology used: unprivileged LXC, debian, nginx, uwsgi, postgesql, askbot
- issues : upgrade askbot to further versions is pretty painful (broken database migration scripts)
- formerly hosted at: Ohio State University (thanks !)
- resources needed: database on a separate VM, 2GB RAM, 10GB disk
- admin: niles, tmonteil
- local tech contact: David Alden, Josh Carroll
- technology used: ubuntu, nginx, uwsgi, postgesql, askbot
- there are two machines : ask-sagemath and ask-sagemath-db
- Migration discussion (2024-06): https://groups.google.com/g/sage-devel/c/9uX5j4x1Nsg, https://ask.sagemath.org/question/78069/migrating-asksagemathorg-to-discourse/
- purpose: keep the data of various services in a separate place
- hosted at: Mathematics lab, Université Paris Sud (Orsay)
- technology used: debian, rsync, cron
- resources needed: 1TB disk
- admin: tmonteil, slelievre
- local sage dev: slelievre
- local tech contact: Mathilde Rousseau
- currently keeping a daily backup of :
- purpose: on-line browsable documentation + web homepage
- hosted at: github.io (sagemath/documentation, sagemath/planet, sagemath/sagemath.github.io)
- technology used: proprietary
- resources needed: 0 CPU, 0 RAM, 0 DISK
- admin: everyone who is on the github group for sagemath
- contact: schilly for the website
- purpose: distribute and gathers automatic binary building on volunteer's machines
- hosted at: University of Washington
- technology used: ubuntu, nginx; using using the continuous integration framework of http://buildbot.net/
- resources needed: ?CPU ?RAM ?DISK
- admin/contact: vbraun
- provides buildbot workers: Jan Groenewald (as of 2024-06)
- purpose: the seed for mirrors, see MirrorNetwork for more details
- hosted at: University of Washington
- technology used: rsync
- resources needed:
- CPU 1 core
- RAM 2-3 GB (mostly for caching when calculating hashes)
- DISK enough for all sage files (50+ GB)
- admin: schilly
- contact: schilly
- purpose: allow embedding sage computations within a webpage
- hosted at:
- Google Compute Engine (Council Bluffs, Iowa, USA)
- technology used: production installation requires a dedicated server (either physical or virtual)
- resources needed:
- RAM: 32GB recommended for smooth operation
- CPU: the more the better for handling spikes in load and allowing parallel interacts, but any will do if necessary
- DISK: must have BTRFS at least for /var/lib/lxc, SSD is preferable, 150GB or more
- admin: novoselt
- contact: novoselt
- #33725: Migrate wiki.sagemath.org to more suitable places
- hosted at: LIPN (CS lab), University Paris North (Villetaneuse)
- contact: sagemath-admins@googlegroups.com
- admin: tmonteil
- local sage dev: tmonteil
- technology used: unprivileged LXC, debian, nginx, certbot, uwsgi, moinmoin, jsmath, docutils
- formerly hosted at: cloud.google.com
- database of user accounts used to be synced from trac (incron); as of 2024-06, managed manually, see https://wiki.sagemath.org/#About_this_wiki
- static site serving redirects to GitHub, https://github.com/sagemath/trac.sagemath.org
- has the old stable releases
- are the old development tarballs are still archived somewhere?
- hosted at: UW. Other places are the mirrors of it.
- contact: schilly, vbraun
- admin: ohanar?
- https://groups.google.com/g/sage-devel/c/GYKHtknK-CA
- purpose: public notebook,
- state: end of life; redirects to CoCalc
- volunteers to provide worksheets back to the users: dimpase, tmonteil, vdelecroix
- purpose: turn pull requests on GitHub into trac tickets
- contact: robertwb
- purpose: chat system
- state: has been replaced by and redirects to https://sagemath.zulipchat.com/
- purpose: development tools
- state: has been replaced by using GitHub for development
- purpose: main files, spkgs, and backup of "other" files
- what's at files.sagemath.org is exactly rsync.sagemath.org::sage
- hosted at: UW. Other places are the mirrors of it.
- contact: schilly, vbraun
- admin: ohanar?
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