Data Domain: Supported Stream Counts for DDOS 7.x

Summary: This article provides a table of supported stream counts for Data Domain OS version 7.x by Data Domain System Model.

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

Models Max Capacity Memory NVRAM Backup write streams Backup read streams Replication Source Streams
(Mtree/Directory replication)		 Replication Destination Streams
(Mtree/Directory replication)		 Managed File Replication Source Streams
(FileCopy/Opt-Dup replication)		 Managed File Replication Destination Streams
(FileCopy/Opt-Dup replication)
Mixed Streams
  • w - Backup Write Streams
  • r - Backup Read Streams
  • ReplSrc - Repl Source Streams
  • ReplDest - Repl Destination
  • ReplDest+w - ReplDest + w in Mixed Mode
  • Total - Mixed Streams Limit
 ReadOnly-Stream Hard Limit Write-Stream Hard Limit Total-Stream Hard Limit
(Also total read stream hard limit)
2200 (Koala M1) 8TB  8GB 1GB   20 16  16 20 16 20 w<=20; r<=16; ReplSrc<=16; ReplDest<=20; ReplDest+w<=20; Total<=20      
2200 (Koala M1) 18TB  16GB 1GB   60 16  30 60 30 60 w<=60; r<=16; ReplSrc<=30; ReplDest<=60; ReplDest+w<=60; Total<=60        
Apollo
(DD9500)		 1152TB 256/512GB 8GB 1885 300 540 1080 540 1080 w<=1885; r<=300; ReplSrc<=540;  
ReplDest<=1080; ReplDest+w<=1080;  
Total<=1885		 3994 2306 6300
Apollo+
(DD9800)		 1152TB 256/768GB 8GB 1885 300 540 1080 540 1080 w<=1885; r<=300; ReplSrc<=540;  
ReplDest<=1080; ReplDest+w<=1080;  
Total<=1885		 3994 2306 6300
EOS T2
(DD6300)		 180TB 48/96GB 8GB 270 75 150 270 150 270 w<=270; r<=75; ReplSrc<=150;  
ReplDest<=270; ReplDest+w<=270;  
Total<=270		 996 496 1492
KOS
(DD6400)		 172TB 192GB 16GB 270 75 150 270 150 270 w<=270; r<=75; ReplSrc<=150;  
ReplDest<=270; ReplDest+w<=270;  
Total<=270		 996 496 1492
Ithaca
(DM5500)		 256TB 232GB 4GB 270 75 150 270 150 270 w<=270; r<=75; ReplSrc<=150;  
ReplDest<=270; ReplDest+w<=270;  
Total<=270		 1992 1486 3478
EOS T3
(DD6800)		 288TB 96/192GB 8GB 400 110 220 400 220 400 w<=400; r<=110; ReplSrc<=220;  
ReplDest<=400; ReplDest+w<=400;  
Total<=400		 1476 752 2228
EOS T4
(DD9300)		 720TB 192/384GB 8GB 800 220 440 800 440 800 w<=800; r<=220; ReplSrc<=440;  
ReplDest<=800; ReplDest+w<=800;  
Total<=800		 2951 1486 4437
Juno T2 (DD6900) 288TB 288GB 16GB 400 110 220 400 220 400 w<=400; r<=110; ReplSrc<=220;  
ReplDest<=400; ReplDest+w<=400;  
Total<=400		 1476 752 2228
Juno T3 (DD9400) 768TB 576GB 16GB 800 220 440 800 440 800 w<=800; r<=220; ReplSrc<=440;  
ReplDest<=800; ReplDest+w<=800;  
Total<=800		 2951 1486 4437
Juno T4 (DD9900) 1248TB 1152GB 16GB 1885 300 540 1080 540 1080 w<=1885; r<=300; ReplSrc<=540;  
ReplDest<=1080; ReplDest+w<=1080;  
Total<=1885		 3994 2306 6300



DDVE ON-PREM

Configuration Write Stream Read Stream Repl. Source Repl. Dest Mixed Stream Max Mtree
4TB 16 4 15 20 20 6
8TB 20 16 20 20 30 6
16TB 45 30 45 45 60 6
32TB 90 50 90 90 90 14
48TB 90 50 90 90 90 14
64TB 90 50 90 90 90 32
96TB 180 50 90 180 180 32



DDVE OFF PREM (AWS or Azure)

Configuration Instance Type Read Stream Write Stream Repl. Source Repl. Destination Combined
4TB AWS m4.xlarge 12 16 16 16 24
7TB Azure Standard-F4 24 32 32 32 48
8TB AWS m4.xlarge 24 32 32 32 48
16TB AWS m4.2xlarge 40 72 72 72 72
16TB AWS m4.4xlarge 40 132 72 132 132

15TB Azure 		Standard-F8 40 132 72 132 132

Additional Information

See Dell KB article 22826: Data Domain: Supported Stream Counts for DDOS 6.0.

Affected Products

Data Domain
Article Properties
Article Number: 000186032
Article Type: How To
Last Modified: 09 مايو 2026
Version:  11
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