Adabas Device Types and Block Sizes

The standard characteristics of the device types supported by Adabas in environments under the z/OS operating systems are summarized here.


Supported Adabas Device Types

The standard characteristics of the device types supported via the ADARUN DEVICE parameter in z/OS environments are summarized in the following table. Adabas block sizes and blocks per track are provided for each Adabas component for each device type.

Device Trks/Cyl ASSO DATA WORK PLOG/RLOG CLOG/ALOG TEMP/SORT/DSIM Notes
3380 15 2004:19 4820:9 5492:8 5492:8 4820:9 7476:6 2
3390 15 2544:18 5064:10 5724:9 5724:9 5064:10 8904:6 2
8345 15 4092:10 22780:2 22920:2 22920:2 22920:2 22920:2  
8380 15 3476:12 6356:7 9076:5 9076:5 9076:5 9076:5 1
8381 15 3476:12 9076:5 11476:4 11476:4 9076:5 9076:5 1
8385 15 4092:10 23292:2 23468:2 23468:2 23468:2 23468:2 1
8390 15 3440:14 6518:8 10706:5 10706:5 8904:6 8904:6 1
8391 15 4136:12 10796:5 13682:4 13682:4 8904:6 18452:3 1
8392 15 4092:12 12796:4 18452:3 18452:3 18452:3 18452:3 1
8393 15 4092:12 27644:2 27990:2 27990:2 27990:2 27990:2 1
9345 15 4092:10 7164:6 11148:4 11148:4 22920:2 22920:2 2

Notes:

  1. The 838n and 839n are pseudo-device types physically contained on a 3380 and 3390 device, respectively, but for which some or all of the standard block sizes are larger.
  2. The IBM RAMAC 9394 emulates devices 3390 Model 3, 3380 Model K, or 9345 Model 2.