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Big PeopleSoft Deployment (cont)

Disk Configurations:

Usually pre-dominant 8K Reads, but good portion of 64K reads as well

Some join operations or aggregations which use tempdb as well

Using RCSI which results in load on tempdb as well

16 Disks RAID1+0 for data files

12 disks RAID 1+0 for tempdb

8 disks RAID1+0 for logs

Problem with workload balancing on disks:

PSFT supports customers creating individual file groups

Sometimes better not to go too sophisticated into file groups and instead emphasize simple data and disk layout

DBA-416M• ISV configurations & implementations – Lessons Learned

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