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Bug 1959313

Summary: [Upgrade section] please add disabling swap in OSD nodes
Product: [Red Hat Storage] Red Hat Ceph Storage Reporter: Vikhyat Umrao <vumrao>
Component: DocumentationAssignee: Amrita <asakthiv>
Status: CLOSED CURRENTRELEASE QA Contact: Pawan <pdhiran>
Severity: high Docs Contact:
Priority: high    
Version: 4.2CC: asakthiv, asriram, hyelloji, kdreyer, mhackett, nojha, vereddy
Target Milestone: ---   
Target Release: 4.2z2   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2021-06-16 11:20:40 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 1966533    
Attachments:
Description Flags
Ceph Installation Guide V4 none

Description Vikhyat Umrao 2021-05-11 09:19:02 UTC
Describe the issue:
[Upgrade section] please add disabling swap in OSD nodes
The following bug https://bugzilla.redhat.com/show_bug.cgi?id=1930264 brings the support for bluefs_buffered_io = true and this needs in OSD nodes to have swap disabled.

Comment 1 Vikhyat Umrao 2021-05-11 09:21:37 UTC
(In reply to Vikhyat Umrao from comment #0)
> Describe the issue:
> [Upgrade section] please add disabling swap in OSD nodes
> The following bug https://bugzilla.redhat.com/show_bug.cgi?id=1930264 brings
> the support for bluefs_buffered_io = true and this needs in OSD nodes to
> have swap disabled.

Neha/Mike - let us provide steps here to the doc team for the upgrade section.

Comment 2 Neha Ojha 2021-05-11 16:49:25 UTC
(In reply to Vikhyat Umrao from comment #1)
> (In reply to Vikhyat Umrao from comment #0)
> > Describe the issue:
> > [Upgrade section] please add disabling swap in OSD nodes
> > The following bug https://bugzilla.redhat.com/show_bug.cgi?id=1930264 brings
> > the support for bluefs_buffered_io = true and this needs in OSD nodes to
> > have swap disabled.
> 
> Neha/Mike - let us provide steps here to the doc team for the upgrade
> section.

Here is the content that needs to be added to downstream docs - https://github.com/ceph/ceph/blob/master/src/common/options/global.yaml.in#L6555-L6570

Comment 3 Vikhyat Umrao 2021-05-25 12:30:37 UTC
(In reply to Neha Ojha from comment #2)
> (In reply to Vikhyat Umrao from comment #1)
> > (In reply to Vikhyat Umrao from comment #0)
> > > Describe the issue:
> > > [Upgrade section] please add disabling swap in OSD nodes
> > > The following bug https://bugzilla.redhat.com/show_bug.cgi?id=1930264 brings
> > > the support for bluefs_buffered_io = true and this needs in OSD nodes to
> > > have swap disabled.
> > 
> > Neha/Mike - let us provide steps here to the doc team for the upgrade
> > section.
> 
> Here is the content that needs to be added to downstream docs -
> https://github.com/ceph/ceph/blob/master/src/common/options/global.yaml.
> in#L6555-L6570

Anjana - this bug is important for the 4.2.z2 release as the fix is going to be present in 4.2.z2. We need to have this doc bug fixed in 4.2.z2.

Comment 13 Amrita 2021-06-10 07:18:12 UTC
Created attachment 1789735 [details]
Ceph Installation Guide V4

Comment 19 Ranjini M N 2021-08-25 06:52:54 UTC
*** Bug 1969982 has been marked as a duplicate of this bug. ***