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See release note in Wiki format: https://github.com/nicolargo/glances/wiki/Glances-4.0-Release-Note
**BREAKING CHANGES:**
* The minimal Python version is 3.8
* The Glances API version 3 is replaced by the version 4. So Restfull API URL is now /api/4/ 2610
* Alias definition change in the configuration file 1735
Glances version 3.x and lower:
sda1_alias=InternalDisk
sdb1_alias=ExternalDisk
Glances version 4.x and higher:
alias=sda1:InternalDisk,sdb1:ExternalDisk
* Alert data model change from a list of list to a list of dict 2633
* Docker memory usage uses the same algorithm than docker stats 2637
Special notes for package maintainers:
Minimal requirements for Glances version 4 are:
* psutil
* defusedxml
* packaging
* ujson
* pydantic
* fastapi (for WebUI / RestFull API)
* uvicorn (for WebUI / RestFull API)
* jinja2 (for WebUI / RestFull API)
Majors changes between Glances version 3 and version 4:
* Bottle has been replaced by FastAPI and Uvicorn
* CouchDB has been replaced by PyCouchDB
* nvidia-ml-py has been replaced by py3nvml
* pysnmp has been replaced by pysnmp-lextudio
Enhancements:
* Export individual processes stats 794
* [WebUI] Feature Request: Ability to hide Engine and Pod columns in Containers 2423
* [IP plugin] Make the public ip information more configurable (not only from the Censys service) 2732
* Getting field information (description, unit) from the API 2630
* Refactor alias configuration and allow alias for fs devices 1735
* Improve alert with mininimal interval/duration configuration keys 2558
* --stdout plugin.attr is not compliant with plugins returning list of dicts 2446
* Lot's of log messages when a proxy is used with the Podman plugin 2714
* [WEBUI & CURSES] Make the left menu configurable 2648
* [WEBUI] Custom system header information 2695
* [CURSES] Use normal color for normal text instead of an arbitrary color 2687
* [WEBUI] Showing the full arguments on the command column of the TASKS 2634
* Add graph export for GPU plugin (related to 2542)
* Refactor Alert data model from list of list to list of dict 2633
* Use enum instead of int for callback API version. 2712
* Make the alerts number configurable (related to 2558)
* [WebUI] Added smart plugin support 2435
* No more threshold display in the WebUI cpu/mem and memswap plugins 2420
* Refactor Glances curses code 2580
* Hide password in the Glances browser form 503
* Replace Bottle by FastAPI 2181
* Replace py3nvml with nvidia-ml-py 2688
Bug corrected:
* Crash when reading timezone for generating alert 2659
* Newline in container command corrupts display / hides container 2733
* RAID plugin not showing up in Glances web UI (Docker install) 2716
* Alerts showing different time than time plugin 2214
* OpenBSD crash on start without a swap file/partition 2719
* Folders plugin always fails on special directories 2518
* Update dependency urllib3 to v2 2397
* Crach when ENTER key is pressed in the Alpine minimal image 2658
* Crash when a process is pinned in the develop branch of Glances 2639
* TERM setting causes glances to crash 2598
* macOS: Read user config from ~/.config/glances 2641
* Docker Prometheus issue with IRQ plugin 2564
* Remove systemd from Curses (related to 2595)
* Screen frequently flickers when outputting to local display 2490
* Incorrect linux_distro in docker version glances 2439
* Influxdb2 export not working 2407
* Ignore/detect symlink loops in folders plugin 2494
* Remove Clear-text logging of sensitive information - Code Scanning 36
* Cannot start Glances 3.4.0.1 on Windows 10: SIGHUP not defined 2408
* 3.4.0 crash on startupwith minimal deps 2401
CI and documentation:
* New logo for Glances version 4.0 2713
* Update api.rst documentation 2496
* Change Renovate config 2729
* Docker compose password unrecognized arguments when applying docs 2698
* Docker includes OS Release Volume mount info 2473
* Update prometheus.rst, fix minor typos 2640
* Fix typos and make grammatical and stylistic edits in project documentation 2625
* MongoDB and CouchDB documentation flipped 2565
* No module named 'influxdb' on the snap version of glances 1738
Many thinks to the contributors:
* Bharath Vignesh J K
* Christoph Zimmermann
* RazCrimson
* Robin Candau
* Github GPG acces
* Continuous Integration
* Georgiy Timchenko
* turbocrime
* Kiskae
* snyk-bot
* Alexander Grigoryev
* Claes Hallström
* Francois Pires
* Maarten Kossen (mpkossen)
* Osama Albahrani
* csteiner
* k26pl
* kdkd
* monochromec
* and all the beta testers !
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