Re: Performance for SQL queries on Azure PostgreSQL PaaS instance

2022-04-14 Thread overland
Azure VM's are incredibly slow. I couldn't host a OpenStreetMap database because the disk IO would die off from reasonable performance to about 5KB/s and the data import wouldn't finish. Reboot and it would be fine for a while then repeat. $400 a month for that.  You are better off on bare metal o

Re: Performance for SQL queries on Azure PostgreSQL PaaS instance

2022-04-13 Thread andrew cooke
On Wed, Apr 13, 2022 at 10:34:24AM +0200, Laurenz Albe wrote: > On Tue, 2022-04-12 at 09:10 +, Kumar, Mukesh wrote: > > We have recently done the migration from Oracle Database Version 12C to > > Azure > > PostgreSQL PaaS instance version 11.4 and most of the application > > functionality > >

RE: Performance for SQL queries on Azure PostgreSQL PaaS instance

2022-04-13 Thread Kumar, Mukesh
- From: Laurenz Albe Sent: Wednesday, April 13, 2022 2:04 PM To: Kumar, Mukesh ; pgsql-performa...@postgresql.org; MUKESH KUMAR Subject: Re: Performance for SQL queries on Azure PostgreSQL PaaS instance On Tue, 2022-04-12 at 09:10 +, Kumar, Mukesh wrote: > We have recently done the migrat

Re: Performance for SQL queries on Azure PostgreSQL PaaS instance

2022-04-13 Thread Laurenz Albe
On Tue, 2022-04-12 at 09:10 +, Kumar, Mukesh wrote: > We have recently done the migration from Oracle Database Version 12C to Azure > PostgreSQL PaaS instance version 11.4 and most of the application > functionality > testing has been over and tested successfully >   > However, there is 1 pro

Re: Performance for SQL queries on Azure PostgreSQL PaaS instance

2022-04-12 Thread Tomas Vondra
On 4/12/22 16:23, Frits Jalvingh wrote: > You might be comparing apples and pears.. > > Your Oracle is running on prem while Postgres is running on Azure. Azure > does not really have disks; it seems to have just a bunch of old people > writing the data on paper - I/O on Azure is ridiculously slow

Re: Performance for SQL queries on Azure PostgreSQL PaaS instance

2022-04-12 Thread Frits Jalvingh
You might be comparing apples and pears.. Your Oracle is running on prem while Postgres is running on Azure. Azure does not really have disks; it seems to have just a bunch of old people writing the data on paper - I/O on Azure is ridiculously slow. What disks/hardware does the on-prem Oracle have