Assume u have a 24CPU machine with 24GB RAM, suggest how u
would like to configure Informatica ,like number of
concurrent sessions, RAM requirements etc,max partitions
that u would permit per mapping.
Answer / Shivam Nanda
For a 24CPU machine with 24GB RAM, you can configure Informatica as follows:
- Set the number of concurrent sessions to around 12 to 16 based on available resources.
- Allocate sufficient memory (~8 GB per session) to avoid out-of-memory errors.
- Limit the maximum partitions allowed per mapping to 4 to minimize I/O contention and optimize performance.
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two sources S1,S2 containing measures M1,M2,M3, 4 dimensions D1,D2,D3,D4, 1 Fact F1 containing measures M1,M2,M3 and surrogate keys K1,K2,K3,K4 (a) write a sql statement to populate Fact table F1 (b) Design a mapping in Informatica for loading of fact table F1.
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