Re: PostgreSQLv14 TPC-H performance GCC vs Clang

2021-11-05 Thread Tomas Vondra
Hi, IMO this thread provides so little information it's almost impossible to answer the question. There's almost no information about the hardware, scale of the test, configuration of the Postgres instance, the exact build flags, differences in generated asm code, etc. I find it hard to beli

Re: PostgreSQLv14 TPC-H performance GCC vs Clang

2021-11-05 Thread arjun shetty
Hi @imre : Thank you sharing the links on “ Phoronix has been tested the PostgreSQL 13”. I compared my test results with Phoronix test suit” . It has too deviations(may be hardware environment and PostgreSQL version) I think PostgreSQLv13 may have issues with Auto vacuum and currently I’m using wi