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Bug #15121

Protect against excessively large object map sizes

Added by Jason Dillaman about 3 years ago. Updated over 2 years ago.

Status:
Resolved
Priority:
Normal
Target version:
-
Start date:
03/14/2016
Due date:
% Done:

0%

Source:
other
Tags:
Backport:
hammer, infernalis
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Pull request ID:

Description

For example, creating a 1 exabyte RBD image w/ object map enabled would require 64GB of RAM to store.


Related issues

Copied to rbd - Backport #15128: infernalis: Protect against excessively large object map sizes Rejected
Copied to rbd - Backport #15129: hammer: Protect against excessively large object map sizes Resolved

Associated revisions

Revision 4aff4ea3 (diff)
Added by Jason Dillaman about 3 years ago

cls_rbd: protect against excessively large object maps

Fixes: #15121

Signed-off-by: Jason Dillaman <>

Revision 97f474fb (diff)
Added by Jason Dillaman almost 3 years ago

cls_rbd: protect against excessively large object maps

Fixes: #15121

Signed-off-by: Jason Dillaman <>
(cherry picked from commit 4aff4ea3290dc7fb62c639bfc74fcfdde5fe9542)

Conflicts:
src/cls/rbd/cls_rbd.cc
`RBD_METADATA_KEY_PREFIX` is not introduced on hammer, so remove
it

History

#1 Updated by Jason Dillaman about 3 years ago

  • Status changed from New to Need Review
  • Assignee set to Jason Dillaman

#2 Updated by Jason Dillaman about 3 years ago

  • Status changed from Need Review to Pending Backport

#3 Updated by Nathan Cutler about 3 years ago

  • Copied to Backport #15128: infernalis: Protect against excessively large object map sizes added

#4 Updated by Nathan Cutler about 3 years ago

  • Copied to Backport #15129: hammer: Protect against excessively large object map sizes added

#5 Updated by Loic Dachary over 2 years ago

  • Status changed from Pending Backport to Resolved

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