All About vacuum with Devrim Gündüz

About this event

Dear Illinois Prairie PUG members, On September 22, we will have the privilege of welcoming Devrim Gündüz, Postgres Major Contributor and PGDG RPM Packager. Devrim has presented at our meetup multiple times, and we are always eager to hear more insights on Postgres internals. *Talk title*: **VACUUM (and REPACK): From your head down to your shoes** *Talk abstract*: VACUUM is an essential part of PostgreSQL and got a new friend, REPACK in v19. In this talk, Devrim will go through it, starting from the basics to the internals. \- MVCC: The basics \- Data snapshots \- VACUUM \- VACUUM processing \- FREEZE \- VACUUM tuning -VACUUM FULL \- REPACK and its future *Agenda* 5:20 - doors open 5:30 - pizza arrives 6:00 - 6:15 - Hettie. Opening remarks 6:15- 7:15 - Devrim: VACUUM and REPACK 7:15 - 7:50 - Open discussion and networking 7:50 - 8:00 - Cleanup time and closing **Speaker**: Devrim Gündüz Devrim Gündüz is a long-time PostgreSQL, Red Hat, Fedora contributor, and also working on some more open source projects. He is responsible for the PostgreSQL YUM and ZYPP repositories for RPM based distributions. His career started as a system administrator, and now he is working as a PostgreSQL expert at EnterpriseDB. Lives in London, UK. ***Notes about our new venue*.** We are delighted to have an independent venue for the first time since I am hosting the meetups, and hope that this will be our permanent home. And as you all know, with more freedom comes more responsibilities. \- You will notice the change in the RSVP form\. \- We are thankful to our hosts and promise to be responsible\. \- We comply with the [PostgreSQL Code of Conduct](https://www.postgresql.org/about/policies/coc/). \- We do not want to waste food\, so please indicate your dietary preferences\. \- We will not close RSVPs on the morning of the meetup\, but please do your best to RSVP in advance so we can order the appropriate amount of food and drinks\. \- We have space for older kids to hang out\,…