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Documentation #23568

doc: outline the steps for upgrading an MDS cluster

Added by Patrick Donnelly 12 months ago. Updated 12 months ago.

Status:
Resolved
Priority:
High
Category:
Administration/Usability
Target version:
Start date:
04/05/2018
Due date:
% Done:

0%

Tags:
Backport:
luminous
Reviewed:
Affected Versions:
Labels (FS):
multimds
Pull request ID:

Description

Until we have versioned MDS-MDS messages and feature flags obeyed by MDSs during upgrades (e.g. require_mimic_mds), the upgrade process will require a conservative approach [1] even for minor releases. We should document this process officially.

[1] https://github.com/ceph/ceph/pull/20903/files


Related issues

Related to fs - Bug #23172: mds: fixed MDS_FEATURE_INCOMPAT_FILE_LAYOUT_V2 definition breaks luminous upgrades Resolved 02/28/2018
Copied to fs - Backport #23634: luminous: doc: outline the steps for upgrading an MDS cluster Resolved

History

#1 Updated by Patrick Donnelly 12 months ago

  • Related to Bug #23172: mds: fixed MDS_FEATURE_INCOMPAT_FILE_LAYOUT_V2 definition breaks luminous upgrades added

#2 Updated by Patrick Donnelly 12 months ago

  • Status changed from New to Need Review

#3 Updated by Patrick Donnelly 12 months ago

  • Status changed from Need Review to Pending Backport

#4 Updated by Nathan Cutler 12 months ago

  • Copied to Backport #23634: luminous: doc: outline the steps for upgrading an MDS cluster added

#5 Updated by Patrick Donnelly 12 months ago

  • Status changed from Pending Backport to Resolved
  • Labels (FS) multimds added

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