Ceph OSD Delete - Revision history

Qadmin: Redirect this dialog help page to the Administrator Guide section that documents it (QSTOR-12352). These pages were generated and contain unverified detail; the Help button URL is unchanged, so deployed appliances now land on verified content.

2026-09-04T05:19:37Z

Redirect this dialog help page to the Administrator Guide section that documents it (QSTOR-12352). These pages were generated and contain unverified detail; the Help button URL is unchanged, so deployed appliances now land on verified content.

← Older revision		Revision as of 05:19, 4 September 2026
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	[[~~File:Ceph OSD Dlt.jpg\|512px\|thumb\|Delete Ceph OSD~~(s) ~~and all associated objects.]]~~		#REDIRECT [[Scale-out Block Setup (ceph)#The Data/OSD Devices tab]]

	The purpose of OSD deletion is typically to decommission or retire an OSD node from the cluster. This could be due to hardware maintenance, scaling down the cluster, or replacing an underperforming OSD with a new one.

	~~'''WARNING:''' Deletes the selected Ceph OSD configuration and all associated objects.~~

	When deleting an OSD, the Ceph cluster automatically redistributes the data stored on the OSD to other OSDs, ensuring data availability and maintaining the configured data replication or erasure coding settings. The ~~process of OSD deletion involves the following steps:~~

	*Marking OSD Out: Before deletion, the OSD is marked as "out" within the cluster. This means that the OSD is no longer considered active and new data is not written to it. However, existing data must be replicated or recovered to maintain data redundancy.

	*Data ~~Redistribution: Ceph initiates a data redistribution process, where data stored on the~~ OSD ~~being deleted is copied or recovered to other OSDs in the cluster. This ensures that the required data redundancy is maintained throughout the deletion process.~~

	*Rebalancing: As the data is redistributed, the Ceph cluster automatically balances the data across the remaining OSDs to ensure optimal data placement and performance.

	*Removal: Once the data redistribution and rebalancing are completed, the OSD can be safely removed from the cluster. The removal process involves removing the OSD from the cluster maps and updating the cluster's metadata.

	~~It's important to note that OSD deletion should be performed with caution and under careful planning to avoid data loss or disruption to the storage cluster.~~


	~~'''Navigation:''' Scale-out Storage Configuration --> Data & Journal~~ Devices ~~--> Data & Journal Devices --> Multi-Delete OSD ''(toolbar)''~~


	~~{{Template:ReturnToWebGuide}}~~
	~~[[Category:QuantaStor6]]~~
	~~[[Category:WebUI Dialog]]~~
	~~[[Category:Requires Review~~]]

Qadmin at 04:50, 9 July 2024

2024-07-09T04:50:51Z

← Older revision		Revision as of 04:50, 9 July 2024
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	It's important to note that OSD deletion should be performed with caution and under careful planning to avoid data loss or disruption to the storage cluster.		It's important to note that OSD deletion should be performed with caution and under careful planning to avoid data loss or disruption to the storage cluster.


	'''Navigation:''' Scale-out Storage Configuration --> Data & Journal Devices --> Data & Journal Devices --> Multi-Delete OSD ''(toolbar)''		'''Navigation:''' Scale-out Storage Configuration --> Data & Journal Devices --> Data & Journal Devices --> Multi-Delete OSD ''(toolbar)''

Qadmin at 17:41, 20 March 2024

2024-03-20T17:41:12Z

← Older revision		Revision as of 17:41, 20 March 2024
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	[[File:Ceph OSD ~~Delete~~.jpg\|512px\|thumb\|Delete Ceph OSD(s) and all associated objects.]]		[[File:Ceph OSD Dlt.jpg\|512px\|thumb\|Delete Ceph OSD(s) and all associated objects.]]

	The purpose of OSD deletion is typically to decommission or retire an OSD node from the cluster. This could be due to hardware maintenance, scaling down the cluster, or replacing an underperforming OSD with a new one.		The purpose of OSD deletion is typically to decommission or retire an OSD node from the cluster. This could be due to hardware maintenance, scaling down the cluster, or replacing an underperforming OSD with a new one.

Qadmin at 16:19, 12 June 2023

2023-06-12T16:19:51Z

← Older revision		Revision as of 16:19, 12 June 2023
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	WARNING: Deletes the selected Ceph OSD configuration and all associated objects.		[[File:Ceph OSD Delete.jpg\|512px\|thumb\|Delete Ceph OSD(s) and all associated objects.]]

			The purpose of OSD deletion is typically to decommission or retire an OSD node from the cluster. This could be due to hardware maintenance, scaling down the cluster, or replacing an underperforming OSD with a new one.

			'''WARNING:''' Deletes the selected Ceph OSD configuration and all associated objects.

			When deleting an OSD, the Ceph cluster automatically redistributes the data stored on the OSD to other OSDs, ensuring data availability and maintaining the configured data replication or erasure coding settings. The process of OSD deletion involves the following steps:

			*Marking OSD Out: Before deletion, the OSD is marked as "out" within the cluster. This means that the OSD is no longer considered active and new data is not written to it. However, existing data must be replicated or recovered to maintain data redundancy.

			*Data Redistribution: Ceph initiates a data redistribution process, where data stored on the OSD being deleted is copied or recovered to other OSDs in the cluster. This ensures that the required data redundancy is maintained throughout the deletion process.

			*Rebalancing: As the data is redistributed, the Ceph cluster automatically balances the data across the remaining OSDs to ensure optimal data placement and performance.

			*Removal: Once the data redistribution and rebalancing are completed, the OSD can be safely removed from the cluster. The removal process involves removing the OSD from the cluster maps and updating the cluster's metadata.

			It's important to note that OSD deletion should be performed with caution and under careful planning to avoid data loss or disruption to the storage cluster.

	'''Navigation:''' Scale-out Storage Configuration --> Data & Journal Devices --> Data & Journal Devices --> Multi-Delete OSD ''(toolbar)''		'''Navigation:''' Scale-out Storage Configuration --> Data & Journal Devices --> Data & Journal Devices --> Multi-Delete OSD ''(toolbar)''

	~~[[File:Ceph OSD Delete.jpg\|512px]]~~

	~~<br><br>~~
	{{Template:ReturnToWebGuide}}		{{Template:ReturnToWebGuide}}
	[[Category:QuantaStor6]]		[[Category:QuantaStor6]]
	[[Category:WebUI Dialog]]		[[Category:WebUI Dialog]]
	[[Category:Requires Review]]		[[Category:Requires Review]]

Qadmin at 17:42, 9 December 2022

2022-12-09T17:42:45Z

← Older revision		Revision as of 17:42, 9 December 2022
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	WARNING: Deletes the selected Ceph OSD configuration and all associated objects.		WARNING: Deletes the selected Ceph OSD configuration and all associated objects.

	'''Navigation:''' Scale-out Storage Configuration --> Data & Journal Devices --> Data & Journal Devices --> Delete OSD ''(toolbar)''		'''Navigation:''' Scale-out Storage Configuration --> Data & Journal Devices --> Data & Journal Devices --> Multi-Delete OSD ''(toolbar)''

	[[File:Ceph OSD Delete.jpg\|512px]]		[[File:Ceph OSD Delete.jpg\|512px]]
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	[[Category:~~QuantaStor5~~]]		[[Category:QuantaStor6]]
	[[Category:WebUI Dialog]]		[[Category:WebUI Dialog]]
	[[Category:Requires Review]]		[[Category:Requires Review]]

Qadmin at 21:44, 25 October 2021

2021-10-25T21:44:18Z

← Older revision		Revision as of 21:44, 25 October 2021
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	'''Navigation:''' Scale-out Storage Configuration --> Data & Journal Devices --> Data & Journal Devices --> Delete OSD ''(toolbar)''		'''Navigation:''' Scale-out Storage Configuration --> Data & Journal Devices --> Data & Journal Devices --> Delete OSD ''(toolbar)''

	[[File:Delete ~~Ceph Obj Stor Device~~.jpg\|512px]]		[[File:Ceph OSD Delete.jpg\|512px]]

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Qadmin at 19:12, 20 November 2020

2020-11-20T19:12:53Z

← Older revision		Revision as of 19:12, 20 November 2020
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	[[File:Delete Ceph Obj Stor Device.jpg\|512px]]		[[File:Delete Ceph Obj Stor Device.jpg\|512px]]

	<br><br>~~<br><br><br><br><br><br><br><br><br><br>~~		<br><br>

	{{Template:ReturnToWebGuide}}		{{Template:ReturnToWebGuide}}
	[[Category:QuantaStor5]]		[[Category:QuantaStor5]]
	[[Category:WebUI Dialog]]		[[Category:WebUI Dialog]]
	[[Category:Requires Review]]		[[Category:Requires Review]]

Qadmin at 19:12, 20 November 2020

2020-11-20T19:12:37Z

← Older revision		Revision as of 19:12, 20 November 2020
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	~~[[File:Delete Ceph Obj Stor Device.jpg\|thumb\|356px\|Delete a Ceph OSD and all associate objects.]]~~

	WARNING: Deletes the selected Ceph OSD configuration and all associated objects.		WARNING: Deletes the selected Ceph OSD configuration and all associated objects.

	'''Navigation:''' Scale-out Storage Configuration --> Data & Journal Devices --> Data & Journal Devices --> Delete OSD ''(toolbar)''		'''Navigation:''' Scale-out Storage Configuration --> Data & Journal Devices --> Data & Journal Devices --> Delete OSD ''(toolbar)''

			[[File:Delete Ceph Obj Stor Device.jpg\|512px]]

	<br><br><br><br><br><br><br><br><br><br><br><br>		<br><br><br><br><br><br><br><br><br><br><br><br>

Qadmin at 19:11, 20 November 2020

2020-11-20T19:11:39Z

← Older revision		Revision as of 19:11, 20 November 2020
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	WARNING: Deletes the selected Ceph OSD configuration and all associated objects.		WARNING: Deletes the selected Ceph OSD configuration and all associated objects.

	'''Navigation:''' Scale-out Storage Configuration --> ~~Scale-out Storage Cluster~~ --> ~~Storage Media~~ --> Delete OSD ''(toolbar)''		'''Navigation:''' Scale-out Storage Configuration --> Data & Journal Devices --> Data & Journal Devices --> Delete OSD ''(toolbar)''

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Qadmin at 23:46, 23 January 2020

2020-01-23T23:46:37Z

← Older revision		Revision as of 23:46, 23 January 2020
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	{{Template:ReturnToWebGuide}}		{{Template:ReturnToWebGuide}}
	[[Category:~~QuantaStor4~~]]		[[Category:QuantaStor5]]
	[[Category:WebUI Dialog]]		[[Category:WebUI Dialog]]
	[[Category:Requires Review]]		[[Category:Requires Review]]