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Abstract

This document lists config limits

Content

The tables in this page use a set of abbreviations for the various FlashSystem (FS) products, and SVC nodes. A full table of these abbreviations can be found at the end of this document.
To make the tables of limitations easier to read - we recommend using the Product Selector to select which products be displayed in the limits tables.

System (Cluster) Limits

Limit FS 5015 FS 5035 FS 5045 FS 5200 FS 7200 FS 7300 FS 9110 FS 9150 FS 9200 FS 9500 SVC SA2 SVC SV2 SVC SV3
I/O groups / Control Enclosures per system (cluster) 1 2 2 4 4 4 4 4 4 2 4 4 4
Active Nodes per system 2 4 4 8 8 8 8 8 8 4 8 8 8
Spare Nodes per system n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a 4 4 4
Nodes per fabric 64 64 64 64 64 64 64 64 64 64 64 64 64
Inter-cluster partnerships per system 3 3 3 3 3 3 3 3 3 3 3 3 3
IP Quorum devices per system 5 5 5 5 5 5 5 5 5 5 5 5 5
Data encryption keys per system 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024
Key servers per system 4 4 4 4 4 4 4 4 4 4 4 4 4

Managed Disk Limits

Limit FS 5015 FS 5035 FS 5045 FS 5200 FS 7200 FS 7300 FS 9110 FS 9150 FS 9200 FS 9500 SVC SA2 SVC SV2 SVC SV3
Managed disks (MDisks) per system 4096 4096 4096 4096 4096 4096 4096 4096 4096 4096 4096 4096 4096
Managed disks per storage pool (managed disk group) 128 128 128 128 128 128 128 128 128 128 128 128 128
Storage pools per system 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024 1024
Parent pools per system 128 128 128 128 128 128 128 128 128 128 128 128 128
Child pools per system 1023 1023 1023 1023 1023 1023 1023 1023 1023 1023 1023 1023 1023
Managed disk extent size 8192 MB 8192 MB 8192 MB 8192 MB 8192 MB 8192 MB 8192 MB 8192 MB 8192 MB 8192 MB 8192 MB 8192 MB 8192 MB
Managed disk group extents per system 4194304 (2^22) 4194304 (2^22) 1048576 (2^20) 4194304 (2^22) 4194304 (2^22) 4194304 (2^22) 4194304 (2^22) 4194304 (2^22) 4194304 (2^22) 4194304 (2^22) 4194304 (2^22) 4194304 (2^22) 4194304 (2^22)
Managed disk group extents per vdisk 131072 (2^17) 131072 (2^17) 131072 (2^17) 131072 (2^17) 131072 (2^17) 131072 (2^17) 131072 (2^17) 131072 (2^17) 131072 (2^17) 131072 (2^17) 131072 (2^17) 131072 (2^17) 131072 (2^17)
Managed disk group extents per data repository vdisk 524288 (2^19) 524288 (2^19) 524288 (2^19) 524288 (2^19) 524288 (2^19) 524288 (2^19) 524288 (2^19) 524288 (2^19) 524288 (2^19) 524288 (2^19) 524288 (2^19) 524288 (2^19) 524288 (2^19)
Capacity for an individual internal managed disk (array) No limit is imposed beyond the maximum number of drives per array limits. Maximum size depends on the extent size of the Storage Pool. No limit is imposed beyond the maximum number of drives per array limits. Maximum size depends on the extent size of the Storage Pool. No limit is imposed beyond the maximum number of drives per array limits. Maximum size depends on the extent size of the Storage Pool. No limit is imposed beyond the maximum number of drives per array limits. Maximum size depends on the extent size of the Storage Pool. No limit is imposed beyond the maximum number of drives per array limits. Maximum size depends on the extent size of the Storage Pool. No limit is imposed beyond the maximum number of drives per array limits. Maximum size depends on the extent size of the Storage Pool. No limit is imposed beyond the maximum number of drives per array limits. Maximum size depends on the extent size of the Storage Pool. No limit is imposed beyond the maximum number of drives per array limits. Maximum size depends on the extent size of the Storage Pool. No limit is imposed beyond the maximum number of drives per array limits. Maximum size depends on the extent size of the Storage Pool. No limit is imposed beyond the maximum number of drives per array limits. Maximum size depends on the extent size of the Storage Pool. No limit is imposed beyond the maximum number of drives per array limits. Maximum size depends on the extent size of the Storage Pool. No limit is imposed beyond the maximum number of drives per array limits. Maximum size depends on the extent size of the Storage Pool. No limit is imposed beyond the maximum number of drives per array limits. Maximum size depends on the extent size of the Storage Pool.
Capacity for an individual internal managed disk (Azure Managed disk) n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a
Capacity for an individual internal managed disk (AWS Managed disk) n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a
Capacity for an individual external managed disk 1 PB 1 PB 1 PB 1 PB 1 PB 1 PB 1 PB 1 PB 1 PB 1 PB 1 PB 1 PB 1 PB
Total storage capacity manageable per system 32 PB 32 PB 8 PB 32 PB 32 PB 32 PB 32 PB 32 PB 32 PB 32 PB 32 PB 32 PB 32 PB
Maximum Provisioning Policies 40 40 40 40 40 40 40 40 40 40 40 40 40

Non-Distributed RAID Array Limits

Limit FS 5015 FS 5035 FS 5045 FS 5200 FS 7200 FS 7300 FS 9110 FS 9150 FS 9200 FS 9500 SVC SA2 SVC SV2 SVC SV3
Arrays per system n/a n/a n/a n/a 128 n/a 128 128 128 n/a n/a n/a n/a
Encrypted arrays per system n/a n/a n/a n/a 128 n/a 128 128 128 n/a n/a n/a n/a
Member drives per array n/a n/a n/a n/a 16 n/a 16 16 16 n/a n/a n/a n/a
Min-Max member drives per RAID-0 array n/a n/a n/a n/a 1 to 8 n/a 1 to 8 1 to 8 1 to 8 n/a n/a n/a n/a
Min-Max member drives per RAID-1 array n/a n/a n/a n/a 2 to 2 n/a 2 to 2 2 to 2 2 to 2 n/a n/a n/a n/a
Min-Max member drives per RAID-10 array n/a n/a n/a n/a 2 to 16 n/a 2 to 16 2 to 16 2 to 16 n/a n/a n/a n/a
Min-Max member drives per RAID-10 array (tier SCM) n/a n/a n/a n/a 2 to 16 n/a 2 to 16 2 to 16 2 to 16 n/a n/a n/a n/a
Notes:
  • No limit is imposed for the number of hot spare drives.

Product Lookup

Product Table Header
IBM FlashSystem 5015 FS 5015
IBM FlashSystem 5035 FS 5035
IBM FlashSystem 5045 FS 5045
IBM FlashSystem 5200 FS 5200
IBM FlashSystem 7200 FS 7200
IBM FlashSystem 7300 FS 7300
IBM FlashSystem 9110 FS 9110
IBM FlashSystem 9150 FS 9150
IBM FlashSystem 9200 FS 9200
IBM FlashSystem 9500 FS 9500
IBM SAN Volume Controller - SA2 nodes SVC SA2
IBM SAN Volume Controller - SV2 nodes SVC SV2
IBM SAN Volume Controller - SV3 nodes SVC SV3

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Document Information

Modified date:
30 January 2024

UID

ibm17112505

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