On Fri, 2021-04-30 at 00:13 +0530, Vijaykumar Jain wrote: > I tried the below, but i could not simulate WALWriteLock waits. > > create table foo(id int) > > for i in {1..10}; do psql -c "begin transaction; insert into foo select 1 from generate_series(1, 1000); commit;" & done Perhaps you should do simple inserts of one row and run that script with a pgbench and lots of clients. Yours, Laurenz Albe -- Cybertec | https://www.cybertec-postgresql.com