Data Domain: Supported DDOS 6.0 Stream Counts

Summary: This article provides tables of supported stream counts for Data Domain OS (DDOS) 6.0 by Data Domain Model.

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Instructions

Table 1. Stream Counts for DDOS 6.0 by Data Domain Model:

Memory NVRAM Models

Backup write streams  
(OST/Boost)

 Backup write streams  
(other protocols)		 Backup read streams Repl* Source Streams (MTree/Directory replication) Repl* Destination Streams (MTree/Directory replication) Managed File Repl Source (FileCopy/Opt-Dup replication) Managed File Repl Destination (FileCopy/Opt-Dup replication) Mixed ReadOnly-Stream Hard Limit Write-Stream Hard Limit Total-Stream Hard Limit
(Also, total read stream hard limit)
4GB or 6GB 0.5GB or 1GB 610, 530, 510, 4xx, 160, 140, 120 16 16 4 15 20 15 20 w<=16; r<=4; ReplSrc<=15; ReplDest<=20; ReplDest+w<=16;  
w+r+ReplSrc<=16; 
Total <=20		 512 64 576
8GB 0.5GB or 1GB 640, 630, 620, 565, 560 20 20 16 20 20 30 20 w<=20; r<=16; ReplSrc<=30; ReplDest<=20; ReplDest+w<=20; Total<=30 502 64 566
12GB 0.5GB 565, 560 45 45 20 45 45 45 45 w<=20; r<=16; ReplSrc<=45; ReplDest<=45; ReplDest+w<=45; Total<=45 502 64 566
16GB 0.5GB 580, 580g 45 45 30 45 45 60 45 w<=45; r<=30; ReplSrc<=45; ReplDest<=45; ReplDest+w<=45; Total<=60 502 64 566
16GB or 20GB 1GB

640, 660, 690, 670

 90 90 30 60 90 60 90 w<=90; r<=30; ReplSrc<=60; ReplDest<=90; ReplDest+w<=90; Total<=90 502 148 650
24GB 1GB 690 90 90 50 90 90 90 90 w<=90; r<=50; ReplSrc<=90; ReplDest<=90; ReplDest+w<=90; Total<=90 502 148 650
36GB 1GB 670, 860 90 90 50 90 90 90 90 w<=90; r<=50; ReplSrc<=90; ReplDest<=90; ReplDest+w<=90; Total<=90 502 148 650
72GB 1GB 860 90 90 50 90 90 90 90 w<=90; r<=50; ReplSrc<=90;  
ReplDest<=90; ReplDest+w<=90;  
Total<=90		 502 148 650
64GB 2GB 880, 880g 180 180 50 90 180 90 180 w<=180; r<=50; ReplSrc<=90; ReplDest<=180; ReplDest+w<=180; Total<=180 676 313 989
96GB 2GB DD890 180 180 50 90 180 90 180 w<=180; r<=50; ReplSrc<=90;  
ReplDest<=180; ReplDest+w<=180; 
Total<=180		 676 313 989
128/256GB 4GB DD990  540 540 150 270 540 270 540 w<=540; r<=150; ReplSrc<=270;  
ReplDest<=540; ReplDest+w<=540;  
Total<=540		 1992 973 2965
 8GB 1GB  DD2200  M1  20 20 16  16 20 16 20 w<=20; r<=16; ReplSrc<=16; ReplDest<=20; ReplDest+w<=20; Total<=20      
 16GB 1GB  DD2200  M1  60 60  16  30 60 30 60 w<=60; r<=16; ReplSrc<=30; ReplDest<=60; ReplDest+w<=60; Total<=60        
32/64GB 2GB DD2500  M2 180 180  50 90 180 100  180  w<=180; r<=50; ReplSrc<=90; ReplDest<=180; ReplDest+w<=180; Total<=180   676 313 989 
128GB 4GB DD4200 (DD670R) 270 270 75  150 270 150 270  w<=270; r<=75; ReplSrc<=150; ReplDest<=270; ReplDest+w<=270; Total<=270  1992 973 2965 
192GB 4GB DD4500 (DD860R) 270 270 75  150 270 150 270  w<=270; r<=75; ReplSrc<=150; ReplDest<=270; ReplDest+w<=270; Total<=270  1992 973 2965 
128/256GB 4GB DD7200 (DD890R) 540 540 150  270 540 270 540  w<=540; r<=150; ReplSrc<=270; ReplDest<=540; ReplDest+w<=540; Total<=540  1992 973 2965 
256/512GB 8GB
DD9500 		1885 1885 300 540 1080 540 1080 w<=1885; r<=300; ReplSrc<=540;  
ReplDest<=1080; ReplDest+w<=1080;  
Total<=1885		 3994 2306 6300
256/768GB 8GB
DD9800 		1885 1885 300 540 1080 540 1080 w<=1885; r<=300; ReplSrc<=540;  
ReplDest<=1080; ReplDest+w<=1080;  
Total<=1885		 3994 2306 6300
48/96GB 8GB
DD6300
T2 		270 270 75 150 270 150 270 w<=270; r<=75; ReplSrc<=150;  
ReplDest<=270; ReplDest+w<=270;  
Total<=270		 996 496 1492
192/192GB 8GB
DD6500
T3 		400 400 110 220 400 220 400 w<=400; r<=110; ReplSrc<=220;  
ReplDest<=400; ReplDest+w<=400;  
Total<=400		 1476 752 2228
192/384GB 8GB
DD9300
T4 		800 800 220 440 800 440 800 w<=800; r<=220; ReplSrc<=440;  
ReplDest<=800; ReplDest+w<=800;  
Total<=800		 2951 1486 4437

(* DirRepl, OptDup, MTreeRepl streams; ** OptDup only, *** - Boost/OST write streams only)

 

Table 2. Data Domain Virtual Edition (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
 
 

Table 3. DDVE OFF PREM (AWS or Azure):

Configuration Instance Type Write Stream Read Stream Repl. Source Repl. Dest 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

Affected Products

Data Domain

Products

Data Domain, DD OS
Article Properties
Article Number: 000022826
Article Type: How To
Last Modified: 08 أبريل 2026
Version:  7
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