: . traprm export QUIET=$((QUIET + 1)) > /rtmp/out for CYCLES in 1 1000 2000 4000 8000 16000 do echo "$CYCLES" >> /rtmp/out for DIR in /pgtoprel /pgtop do echo "$DIR" >> /rtmp/out cd "$DIR" pginstall # need for +16k pipe sed 's/#max_locks_per_transaction = 64/max_locks_per_transaction = 500/' /u/pg/data/postgresql.conf pipe sed 's/shared_buffers = 128MB/shared_buffers = 1GB/' /u/pg/data/postgresql.conf pipe sed 's/#work_mem = 1MB/work_mem = 500MB/' /u/pg/data/postgresql.conf pipe sed 's/#maintenance_work_mem = 16MB/maintenance_work_mem = 500MB/' /u/pg/data/postgresql.conf pgrestart sleep 2 for JOT in $(jot "$CYCLES"); do echo "CREATE TABLE test$JOT (x SERIAL);"; done| PGOPTIONS="-c synchronous_commit=off" sql test echo "pg_dump creation" >> /rtmp/out /usr/bin/time --output=/rtmp/out --append --format '%e' aspg pg_dump --schema-only test > $TMP/1 newdb test echo "pg_dump restore" >> /rtmp/out PGOPTIONS="-c synchronous_commit=off" /usr/bin/time --output=/rtmp/out --append --format '%e' sql test < $TMP/1 pgstop sleep 2 done done bell