On 8/22/19 9:04 AM,
soumik.bhattacharjee@kpn.com wrote:
Hello Members,
We have the below PostgreSQL database recently migrated from Oracle.
The postgres DB parameters are attached here.
# DB Version: 10
# OS Type: Linux
# Total Memory (RAM): 30 GB
#CPU
nproc --all
2
There is huge slowness in the database now with any queries.
Oracle - Select * from TABLENAME- in takes 0.009 milliseconds
PostgreSQL - Same query takes more than 2 minutes.
Have you validated that the Postgres server has the same indexes?
If so, did you ANALYZE all the tables?
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