List of Data Archive tuning parameters (Topology 3)
- Last UpdatedNov 13, 2025
- 1 minute read
- PI System
- PI Server 2024 R2
- PI Server
The table below lists the tuning parameter settings for Data Archive.
|
Data Archive tuning parameter |
Parameter value |
|
Archive Subsystem, Piarchss_ThreadCount |
Topology 3A: 6 Topology 3B: 16 Topology 3C: 20 |
|
Archive SubSystem, Archive_AutoArchiveFileSize |
Topology 3A: 1,024 Topology 3B: 2,048 Topology 3C: 4,096 |
|
Snapshot SubSystem, PIsnapss_ThreadCount |
Topology 3A: 6 Topology 3B: 16 Topology 3C: 20 |
|
Update Manager SubSystem, MaxUpdateQueue |
100,000,000 |
|
Update Manager SubSystem, TotalUpdateQueue |
1,000,000,000 |
|
Update Manager SubSystem, PIupdmgr_ThreadCount |
Topology 3A: 6 Topology 3B: 16 Topology 3C: 20 |
How do I change Data Archive tuning parameter settings?
Data Archive Tuning parameters are changed in PI System Management Tools (PI SMT). See Edit Data Archive tuning parameters.