Dell EMC Unity: Array System Limitations (User Correctable).

Summary: Dell EMC Unity: Array System Limitations (User Correctable).

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.
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Instructions

Each array model is defined by certain system limitations; maximum drive slots, maximum configurable LUNs, etc.  
 
To view System limits, refer to Support Matrix, Unisphere, Data Collects, UEMCLI or Driver Properties Objects lists.  
  • Support Matrix
Navigate to the support matrix and check tables 6, 7, and 8. Click here Support Matrix. 
  • Unisphere
  1. Launch Unisphere by entering the SP management IP address and then log in.  
  2. Click on Settings.         
  3. Under Software and licenses tab, find system limits.  
  4. Click on System limits.
Example from Unity 350F:   
  
kA53a0000004NpSCAU_1_0
 
kA53a0000004NpSCAU_1_1
  • UEMCLI
service@spa:~/user# uemcli /sys/limit show -output table -wrap
 

Example from Unity 350F:   
 
kA53a0000004NpSCAU_1_2
 
  • Driver Properties Object list 
service@spa:~/user# svc_storagecheck --list  | grep -i Max_ 
Or  
service@spa:~/user# svc_storagecheck --list  | sed -n '/Driver Properties Object List/,/<< new objects >>/p' 
Max_Pools                          : 30 
Max_LUs                            : 1500 
Max_DrivesPerPool                  : 250 
Max_DrivesPerOperation             : 250 
Max_DrivesUsableForAllPools        : 250 
Max_LUSizeInBlocks                 : 549755813888 (0x8000000000) 
Max_CompressLUs                    : 500 
Max_CompressBackgroundProcesses    : 10 
Max_PrivateFLUs                    : 126 

Additional Information

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Affected Products

Dell EMC Unity Family |Dell EMC Unity All Flash

Products

Dell EMC Unity 300F, Dell EMC Unity 350F, Dell EMC Unity XT 380, Dell EMC Unity XT 380F, Dell EMC Unity 400, Dell EMC Unity 400F, Dell EMC Unity 450F, Dell EMC Unity XT 480, Dell EMC Unity XT 480F, Dell EMC Unity 500, Dell EMC Unity 500F , Dell EMC Unity 600, Dell EMC Unity 600F, Dell EMC Unity XT 680, Dell EMC Unity XT 880, Dell EMC Unity XT 880F, Dell EMC Unity Family |Dell EMC Unity All Flash, Dell EMC Unity Hybrid, Dell EMC UnityVSA Professional Edition/Unity Cloud Edition ...
Article Properties
Article Number: 000021404
Article Type: How To
Last Modified: 11 Dec 2025
Version:  5
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