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Feature #988

librbd: trivial layering

Added by Sage Weil over 10 years ago. Updated over 9 years ago.

Status:
Duplicate
Priority:
Normal
Assignee:
Category:
librbd
Target version:
-
% Done:

0%

Source:
Tags:
Backport:
Reviewed:
Affected Versions:
Pull request ID:

Description

Layer a writeable image over a read-only image.

See http://marc.info/?l=ceph-devel&m=129867273303846&w=2


Related issues

Blocked by Ceph - Feature #1772: rbd: define new on-disk header format Resolved 11/30/2011
Blocked by Ceph - Feature #1773: rbd: class interface for header interaction Resolved 11/30/2011

History

#1 Updated by Greg Farnum over 10 years ago

  • translation missing: en.field_story_points set to 8
  • translation missing: en.field_position set to 619

#2 Updated by Sage Weil over 10 years ago

  • translation missing: en.field_position deleted (622)
  • translation missing: en.field_position set to 1

#3 Updated by Sage Weil over 10 years ago

  • Target version changed from v0.29 to v0.30
  • translation missing: en.field_position deleted (6)
  • translation missing: en.field_position set to 1

#4 Updated by Sage Weil over 10 years ago

  • Target version changed from v0.30 to 12
  • translation missing: en.field_position deleted (15)
  • translation missing: en.field_position set to 62

#5 Updated by Sage Weil over 10 years ago

  • Target version changed from 12 to 19

#6 Updated by Sage Weil about 10 years ago

  • Subject changed from librbd: layering to librbd: trivial layering
  • Target version changed from 19 to v0.37

#7 Updated by Sage Weil about 10 years ago

  • Target version deleted (v0.37)
  • translation missing: en.field_position deleted (183)
  • translation missing: en.field_position set to 1

#8 Updated by Sage Weil almost 10 years ago

  • translation missing: en.field_position deleted (67)
  • translation missing: en.field_position set to 15

#9 Updated by Sage Weil almost 10 years ago

  • translation missing: en.field_position deleted (14)
  • translation missing: en.field_position set to 2

#10 Updated by Sage Weil almost 10 years ago

  • translation missing: en.field_position deleted (4)
  • translation missing: en.field_position set to 1

#11 Updated by Sage Weil almost 10 years ago

  • translation missing: en.field_position deleted (2)
  • translation missing: en.field_position set to 4

#12 Updated by Sage Weil almost 10 years ago

  • Target version set to v0.39
  • translation missing: en.field_position deleted (2)
  • translation missing: en.field_position set to 971

#13 Updated by Sage Weil almost 10 years ago

  • Target version changed from v0.39 to v0.40

#14 Updated by Sage Weil almost 10 years ago

  • translation missing: en.field_position deleted (1005)
  • translation missing: en.field_position set to 2

#15 Updated by Sage Weil almost 10 years ago

  • Assignee set to Josh Durgin

#16 Updated by Sage Weil almost 10 years ago

  • translation missing: en.field_position deleted (6)
  • translation missing: en.field_position set to 56

#17 Updated by Sage Weil almost 10 years ago

  • Target version deleted (v0.40)
  • translation missing: en.field_position deleted (59)
  • translation missing: en.field_position set to 1

#18 Updated by Sage Weil over 9 years ago

  • translation missing: en.field_position deleted (65)
  • translation missing: en.field_position set to 9

#19 Updated by Josh Durgin over 9 years ago

To get around the issue of a child image needing to update the parent image's header, Sage suggested using only allowing access to class methods that add/remove the child from the parent image's child list, and using uuids to make the entries in the list of children hard to guess.

#20 Updated by Sage Weil over 9 years ago

  • translation missing: en.field_position deleted (51)
  • translation missing: en.field_position set to 26

#21 Updated by Sage Weil over 9 years ago

  • translation missing: en.field_position deleted (26)
  • translation missing: en.field_position set to 2

#22 Updated by Sage Weil over 9 years ago

  • Target version set to v0.48
  • translation missing: en.field_position deleted (26)
  • translation missing: en.field_position set to 12

#23 Updated by Sage Weil over 9 years ago

  • Target version deleted (v0.48)

#24 Updated by Sage Weil over 9 years ago

  • translation missing: en.field_position deleted (13)
  • translation missing: en.field_position set to 28

#25 Updated by Sage Weil over 9 years ago

  • translation missing: en.field_position deleted (28)
  • translation missing: en.field_position set to 17

#26 Updated by Sage Weil over 9 years ago

  • translation missing: en.field_position deleted (25)
  • translation missing: en.field_position set to 29

#27 Updated by Sage Weil over 9 years ago

  • translation missing: en.field_position deleted (29)
  • translation missing: en.field_position set to 32

#28 Updated by Sage Weil over 9 years ago

  • translation missing: en.field_position deleted (44)
  • translation missing: en.field_position set to 3

#29 Updated by Sage Weil over 9 years ago

  • translation missing: en.field_position deleted (28)
  • translation missing: en.field_position set to 7

#30 Updated by Sage Weil over 9 years ago

  • translation missing: en.field_position deleted (19)
  • translation missing: en.field_position set to 18

#31 Updated by Sage Weil over 9 years ago

  • translation missing: en.field_position deleted (23)
  • translation missing: en.field_position set to 20

#32 Updated by Sage Weil over 9 years ago

  • Status changed from New to Rejected

#33 Updated by Sage Weil over 9 years ago

  • Status changed from Rejected to Duplicate

replaced by other tasks

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