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At 2,000 and climbing! [SOLVED] Standalone all-in-one Jitsi server max capacity 600 users, no matter how much hardware (at least in AWS)
by Hawke Robinson published May 24, 2021 last modified Oct 28, 2021 11:10 AM
I am working on a very extensive load-testing for capacity planning project analyzing Jitsi and various related components in educational and other settings, for my current employer. In the current load-testing I have hit a hard limit around 600-650 users for a default-install standalone all-in-one Jitsi server. This is not expected behavior. I am hoping the JItsi community can help determine if it is as simple as a configuration tweak, or if it is a more serious bug.
Bitwig Studio 1.0 on OpenSuse Linux 13
by Hawke Robinson published Oct 29, 2014 last modified Jul 26, 2016 05:14 PM — filed under: , ,
I am glad that a major DAW product has been created that supports Linux as well as Windows and Mac. Folks that previously worked for major DAW companies have gone independent and with much fanfare released their 1.0 product. ...
Can't start Libreoffice in Parrot OS after updates
by Hawke Robinson published May 23, 2018 last modified May 23, 2018 01:43 PM — filed under: ,
Notes on how to fix java and Libreoffice in Parrot OS if start having trouble after updates...
Canon Pixma IP90 Portable Printer and Linux
by Hawke Robinson published Oct 20, 2011 last modified Oct 25, 2015 11:06 PM — filed under: , ,
Just a quick reminder about the Canon Pixma IP90 Portable Printer and Linux...
Cent OS 8 Linux on Dell XPS 2-in-1
by Hawke Robinson published Dec 09, 2019 last modified Dec 09, 2019 10:09 PM — filed under: , , , , , , , , ,
Recently "upgraded" from Cent OS 7 on my Dell XPS 2 in 1 to Cent OS 8. This has a slew of challenges and differences from similar efforts with other distros. This page will be a capture of my notes.
centos decrypt luks "feature only available with HAL" trinity
by Hawke Robinson published Aug 12, 2019 last modified Aug 12, 2019 11:43 AM — filed under: , , , ,
Trouble decrypting LUKS encrypted device in Cent OS 7 using Trinity Desktop Environment (TDE). Quick notes to address.
Change Java version used for Firefox under OpenSuse 11.4 and other versions
by Hawke Robinson published Apr 14, 2012 last modified Oct 25, 2015 11:03 PM — filed under: , , ,
Typically Open Suse cofnigures Firefox to use Open Java as the default java binary. However this doesn't work well for a number of sites, so you may find it necessary to install the Sun JRE and browser plugin...
Change Plone Logo link from Home to External URL
by Hawke Robinson published Sep 21, 2015 — filed under:
I didn't get any useful responses from the Plone IRC channel this unfortunately, but after a while of digging, and a lot of trial and error, I finally figured out how to make this change easily.
Change registration validation expiration duration for Plone 4
by Hawke Robinson published Jan 21, 2015 last modified Oct 25, 2015 11:46 PM — filed under:
Just a quick note where to find the form to change the default expiration from 168 hours (1 week) to custom number of hours...
Change test email address for Odoo 12
by Hawke Robinson published Jan 18, 2021 — filed under: ,
Odoo 12's default test outbound email template attempts to send email to This needs to be changed to something useful in a production setup.