SAP Basis Tech Supports

Symptom
In SAP BuisnessObjects Explorer Accelerated Version 2.0, a calculated keyfigure returns different results from the results of an ad hoc calculation, which consists of the same formular.
Other terms
BWA, Business warehouse intelligence accelerator, BIA, BoBJ, TREX, Index designer, cube designer, Data Services
Reason and Prerequisites
When doing ad hoc calculations, BWA always computes the result using the [...]

Symptom
If you observe one or more of the following issues in your BW Accelerator:
- Deletion of BWA Indexes takes a very long time
- Filling of BWA Indexes takes a very long time
- Queries/Fill jobs seem to hang or come back with a timeout error
Then one reason could be OCFS2. The following issues we observed in [...]

Symptom
You want to configure optimal settings for Intel Xeon 5570 CPUs.
Other terms
BIA, BWA, Accelerator, speed, performance, X5570, indexing, filling, multi user, query, polestar, business objects explorer
Reason and Prerequisites
You are running SAP NetWeaver BW Accelerator on blade servers with Intel Xeon 5570 (codename Nehalem) multicore CPUs and you want to configure optimal settings.
Solution
To optimize the [...]

Symptom
Update to BIA 7.00 Revision 52
Other terms
Update, TREX, BIA, BWA, revision, newest Version, Support Package, BI Accelerator, news, SAP BusinessObjects Explorer
Reason and Prerequisites
This revision 52 will update every prior revision of BWA.In order to successfully apply Revision 51 on a SLES9 system you need libstdc++6. For details consider Note 1021236.Solution
the revision is yet not released
Download [...]

Symptom
You want to know which revisions of BWA-Polestar are compatible with which SAP NetWeaver BI support packages.
Other terms
BIA revision CL_RSDDTREX_SERVICE COMP_BI_SP_BIA_RE
Reason and Prerequisites
SAP NetWeaver BI contains a check to ensure that the software of the BW Accelerator is compatible with the installed support package. The revisions of BWA-Polestar treat differently as revisions of BW [...]

Symptom
You want to apply the optimal settings for SAP NetWeaver BW Accelerator Revision 50 or later.
Other terms
BIA, BWA, Accelerator, optimization, optimal parameters, explorer
Reason and Prerequisites
Prerequisite:
You have updated your BW Accelerator from Revision 49 or earlier to Revision 50 or later.
Reason:
As the update procedure does not change any existing parameter settings, there may be scope [...]

Symptom
You find that indexing in SAP NetWeaver BW Accelerator is slow and you want to check whether the write calls to the BWA filer are slow.
Other terms
BIA, BWA, Accelerator, performance, rollup, changerun, filer, initial filling
Reason and Prerequisites
You find that BWA indexing calls are taking a long time to execute and you want to [...]

Symptom
You have installed BI Accelerator (BIA).
Other terms
high availability, backup and restore, disaster recovery, downtime, maintenance work, support packages, blades, switch-over, blade installation, index server, BIA index, patches, landscape, TREX admin tool (stand-alone), BIA monitor, disaster tolerant, disaster tolerance
Reason and Prerequisites
TREX is the underlying engine for the BI Accelerator. BI Accelerator is [...]

Symptom
Filling, rollup or changerun of BWA indexes fails
Other terms
BIA, BWA, Accelerator, clustered filesystem, GPFS
Reason and Prerequisites
Prerequisite:You run SLES 10 SP2andGPFS 3.2.1-7 or later
Reason:
Due to a programming error in GPFS 3.2.1-7 (or later) writing data to BWA filer may fail. In case the issue happens you will find the following entries in file /var/log/messages:
…
May 27 [...]

Symptom
List of TREX error codes for BW Accelerator and related SAP notes.
Other terms
BWA, BIA, error code, TRexRCodes, e_return_code, return_code
Reason and Prerequisites
You come across an error code when using BW Accelerator and want to find a solution.
Solution
Please see the related SAP notes for further information.
Error Code 2004: IMSRC_INDEXNOTASSIGNED
See SAP note 1228470
Error Code 2007: IMSRC_INDEXNOTFOUND
See SAP notes [...]