CephFS Code Walkthroughs » History » Version 62
Patrick Donnelly, 06/05/2023 01:09 PM
| 1 | 1 | Mike Perez | h1. CephFS Code Walkthroughs |
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| 3 | 2 | Patrick Donnelly | The CephFS Code Walkthrough meetings will be used to establish a durable knowledge base for CephFS developers. |
| 4 | 1 | Mike Perez | |
| 5 | 62 | Patrick Donnelly | This weekly meeting will occur every *Monday at 9 AM EDT* at: https://meet.jit.si/cephfs-code-walkthroughs |
| 6 | 1 | Mike Perez | |
| 7 | 61 | Patrick Donnelly | * "Ceph Community calendar": https://ceph.io/contribute/#community-calendar |
| 8 | * "Google Calendar": https://calendar.google.com/calendar/b/1?cid=OXRzOWM3bHQ3dTF2aWMyaWp2dnFxbGZwbzBAZ3JvdXAuY2FsZW5kYXIuZ29vZ2xlLmNvbQ |
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| 9 | * "iCal": https://calendar.google.com/calendar/ical/9ts9c7lt7u1vic2ijvvqqlfpo0%40group.calendar.google.com/public/basic.ics |
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| 10 | 1 | Mike Perez | |
| 11 | 2 | Patrick Donnelly | Developers may pick a topic from the below list or create their own. |
| 12 | 1 | Mike Perez | |
| 13 | 2 | Patrick Donnelly | h2. Scheduled Topics |
| 14 | 52 | Patrick Donnelly | |
| 15 | 60 | Patrick Donnelly | * 2023-06-12: Patrick: minor log segments (rescheduled due to recording uncertainty) |
| 16 | 1 | Mike Perez | |
| 17 | 59 | Patrick Donnelly | |
| 18 | 2 | Patrick Donnelly | h2. Open Topics |
| 19 | 1 | Mike Perez | |
| 20 | 17 | Jeff Layton | * High-level Overview of the MDS (overall design, function and flow) |
| 21 | 2 | Patrick Donnelly | * Capability Revoke |
| 22 | * Capability Grant |
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| 23 | 3 | Patrick Donnelly | * cephfs-data-scan |
| 24 | * MDS Scrub |
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| 25 | 4 | Patrick Donnelly | * MDS path traversal |
| 26 | * Client path traversal |
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| 27 | 5 | Patrick Donnelly | * MDS Balancer (!Migration) |
| 28 | 1 | Mike Perez | * MDS Migrator |
| 29 | 22 | Venky Shankar | * MDS Locker (break up as necessary, very large topic) |
| 30 | 6 | Patrick Donnelly | * MDS MDCache rejoin |
| 31 | * MDS MDCache resolve |
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| 32 | 7 | Patrick Donnelly | * MDS CDir (directory fragment) |
| 33 | * MDS CDir Fragment/Merge |
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| 34 | 8 | Patrick Donnelly | * MDS Subtree management |
| 35 | * MDS OpenFileTable |
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| 36 | * MDS <-> MDS messages |
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| 37 | * Client auth MDS picking for requests |
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| 38 | * MDS Journal on-disk format (cephfs-journal-tool examples) |
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| 39 | * MDS on-disk metadata format (CInode, CDir, CDentry) |
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| 40 | 9 | Patrick Donnelly | * rstats |
| 41 | 10 | Patrick Donnelly | * MDS session map (reset too as part of disaster recovery) |
| 42 | 11 | Patrick Donnelly | * MDSMap/FSMap |
| 43 | 12 | Patrick Donnelly | * MDS journal trimming |
| 44 | 1 | Mike Perez | * MDS Stray directory / hard link reintegration |
| 45 | 12 | Patrick Donnelly | * MDS stats reporting (MDSPinger/MetricAggregator/MetricsHandler) |
| 46 | 1 | Mike Perez | * MDS Context (within MDS and Ceph in-general) |
| 47 | * osdc/Journaler |
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| 48 | * osdc/Filer + osdc/ObjectCacher |
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| 49 | * Snapshots |
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| 50 | |||
| 51 | h2. Past Topics |
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| 52 | |||
| 53 | |||
| 54 | 59 | Patrick Donnelly | * 2022-05-16: Jeff: kernel client overview - https://www.youtube.com/watch?v=ecbtfgumG34 |
| 55 | * 2022-01-24: Patrick: fs:upgrade suite |
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| 56 | * 2021-11-22: Venky Shankar - MDS Locker, Part 2 - https://www.youtube.com/watch?v=Ah4H3apSvXw |
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| 57 | * 2021-11-15: Jeff Layton - kclient overview - https://www.youtube.com/watch?v=kXFsDwoRuyM |
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| 58 | * 2021-09-27: Patrick Donnelly - MDS Journal Machinery - https://www.youtube.com/watch?v=yB5JvIvZ764 |
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| 59 | * 2021-08-09: Milind Changire - rstats https://www.youtube.com/watch?v=85lnSSfXkBk |
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| 60 | * 2021-07-26: Kotresh HR - MDS path traversal https://www.youtube.com/watch?v=dYJ84qpR0kY |
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| 61 | * 2021-07-19: Venky Shankar - MDS Locker, Part 1 https://www.youtube.com/watch?v=jkWJ6x_Bz-s |
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| 62 | * 2021-05-03: Patrick Donnelly - MDSMonitor https://www.youtube.com/watch?v=rUJZy-2jKOo |
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| 63 | * 2021-04-26: Venky Shankar - cephfs-mirror daemon part 2: https://www.youtube.com/watch?v=oMs7appb20s |
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| 64 | * 2021-04-19: Venky Shankar - CephFS Mirroring https://www.youtube.com/watch?v=nZSN1zkSXSs |