Code Walkthroughs¶

Periodically the Ceph Developer Community meets to discuss one aspect of Ceph code, to spread knowledge of how it works and why it works that way.

Calendar:

Ceph Community calendar
Google Calendar
iCal

Join via https://meet.jit.si/ceph-code-walkthrough

2023-06-07 @ 10am PT: SeaStore - Sam Just

2021-12-13 @ 8am PT: ceph-mgr - Sage Weil Josh Durgin - https://www.youtube.com/watch?v=OH5biE4Xu24

2021-11-30 @ 10am PT: OSD Read Lease - Sage Weil - https://www.youtube.com/watch?v=9hxPwQvWN4s

2021-11-23 @ 9am PT: CoDel for BlueStore - Esmaeil Mirvakili - https://www.youtube.com/watch?v=9l_5ZNBmaPE

2021-10-26 @ 7am PT: CRUSH - Sage Weil - https://www.youtube.com/watch?v=M7yyfUoYw2I

2021-09-22 @ 7am PT: paddles - Aishwarya Mathuria - https://www.youtube.com/watch?v=BdpyHG1xk6I

2021-04-27 @ 7am PT: RGW Bucket Notifications with AMQA/Kafka - Yuval Lifshitz - https://www.youtube.com/watch?v=hMaw_bxAc-I

2021-03-23 @ 10am PT: RADOS Snapshots - Samuel Just - https://youtu.be/_mccEB35KG0

2021-02-23 @ 10am PT: librbd part 2 - Jason Dillaman - https://www.youtube.com/watch?v=nVjYVmqNClM

2020-10-27 @ 10am PDT: Librbd I/O Flow - Jason Dillaman - https://www.youtube.com/watch?v=L0x61HpREy4

2020-09-29 @ 10am PDT: Metadata Servers in Ceph FS - Patrick Donnelly - https://youtu.be/KACx5yRoo1c

2020-08-25 @ 7am PDT: KRBD I/O Flow - Ilya Dryomov - https://www.youtube.com/watch?v=XClnvd_BX6I

2020-07-14 @ 7am PDT: DmClock - J. Eric Ivancich - https://www.youtube.com/watch?v=D27XlS8Z_sc&list=PLrBUGiINAakN87iSX3gXOXSU3EB8Y1JLd

2020-06-23 @ 7am PDT: Overview of the Monitor - Greg Farnum - https://www.youtube.com/watch?v=5VPXOZzdKSw&list=PLrBUGiINAakN87iSX3gXOXSU3EB8Y1JLd&index=2

2018-11-30 @ 7am PDT: BlueStore cache autotuning - Mark Nelson - https://www.youtube.com/watch?v=e6Z8zWTkg2k

2018-10-30 @ 4pm PDT: OSD peering - Brad Hubbard - https://youtu.be/GULp4dvwN3I

2018-09-25 @ 10am PDT: ceph-objectstore-tool - David Zafman - https://www.youtube.com/watch?v=SoDcj7Du-xU

2018-08-28 @ 7pm EDT: MonClient/Monitor - Kefu Chai - https://www.youtube.com/watch?v=g5Tppf7l2Cw

2018-08-02 @ 8am PDT: Intro to teuthology (not strictly a code walkthrough) - Josh Durgin - https://www.youtube.com/watch?v=WiEUzoS6Nc4

2018-07-31 @ 10am EDT: OSD recovery, especially async - Neha Ojha - https://www.youtube.com/watch?v=waOtatCpnYs

2018-07-10 @ 7pm EDT: New developer code walk-through - Sage Weil - https://www.youtube.com/watch?v=CjrBX7Ojjok

2018-06-26 @ 7pm EDT: BlueStore write path - Sage Weil - https://www.youtube.com/watch?v=1o2UjIPHIZo

2018-05-29 @ 10am EDT: BlueStore - Sage Weil - https://www.youtube.com/watch?v=f0H-XhcZGP0

Propose one to community@ceph.io

For more recent events, please check the calendar

Future topics¶

• mgr modules crash course
• Ceph Dashboard backend and frontend
• orchestrator
• PG Log
• Recovery
• Backfill
• Scrub
• OSD I/O path