AVEVA™ PI Server

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Define default scheduling for newly created PI Analyses

When creating new analyses with Asset Analytics, our users sometimes forget to modify the scheduling from natural to periodic, which might lead to high trigger ratios and degraded performance. AF should allow administrators to define the default a...

Rafael Batista 10 months ago in AVEVA™ PI Server / Analytics & Calculations 1 No status

60 VOTE

Provide the capability to apply compression on uncompressed data, aka recompress using offline archive utility. See work item 6944OSI8.

Guest over 2 years ago in AVEVA™ PI Server / Data Archive 9 No status

60 VOTE

Add Six Sigma calculations

As a quality engineer, I need the ability to calculate Six Sigma SQC statitistics for key quality attirbutes. Cp, Cpu, Cpl, Pp, Ppk

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 1 No status

59 VOTE

Undelete PI tags

Recovering a PI tag that was deleted accidently is extremly annoying. Why do I have to create a new tag and reprocess all historical archives to convert the old tag to the new tag in the archives? (https://techsupport.osisoft.com/Troubleshooting/K...

Guest over 2 years ago in AVEVA™ PI Server / Data Archive 3 No status

59 VOTE

PI Analysis Performance Checker

Currently PI Analysis Service has a built-in Statistics tool in PI System Explorer. It is able to show statistics regarding Evaluation and Calculation Lag as well as Skipped Evaluations and some other important information. PI System Explorer ...

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 1 No status

59 VOTE

Support AWS RDS SQL Server instances as backend DBs for AF

Our company is progressively superseding the deployment of hosts with SQL Server installed, while moving towards the usage of SQL Server instances provided by AWS' Relational Database Service as the DB backend. Although currently OSISoft does not ...

alviserossi over 2 years ago in AVEVA™ PI Server / Asset Framework (AF) 8 Evaluating

58 VOTE

Improve Asset Analytics Data Cache performance to handle large scale changes

There is a considerable amount of downtime in our system (20+ minutes) when a template change is performed. The root cause is a limitation on how the analysis service handles the removal of AF Attributes from the Data Cache. Due to this limitation...

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 2 Evaluating

57 VOTE

Percentile function

As a user of analyses, I would like to have a Percentile function so that I can filter out atypical events when doing summary calls. The function would look like this: Percentile('attribute', 'timerange', value). This is related to enhancement req...

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 4 No status

1 VOTE

Quadratic Regression

Add a quadratic regression function similar to "LinRegr". This would be helpful for trending relationships that are not linear, such as flow vs. pressure.

Guest 16 days ago in AVEVA™ PI Server / Analytics & Calculations 0 No status

1 VOTE

Update PI-AF install procedure to handle custom PIFD Naming

If hosting multiple AF DBs on a single SQL instance it is necessary to rename the PIFD default name to a unique name. For instance PIFD_<AFHostname> The current PI-AF install routine does not handle this situation - forcing a step to rename ...

thomasco 16 days ago in AVEVA™ PI Server / Installation 0 No status

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