February 2020
Intermediate to advanced
734 pages
38h 13m
English
Content preview from PostgreSQL 12 High Availability Cookbook - Third Edition
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How to do it...
Follow these steps if possible:
- Request a Logical Unit Number (LUN) from the infrastructure department with the necessary IOPS and storage requirements.
- If a SAN isn't available, many SAN vendors will provide testing equipment to encourage purchases. Try to obtain one of these.
- Have the infrastructure department format the allocation and attach it to a testing server. Keep note of the path to the storage.
- Create a basic PostgreSQL testing database with the following command-line operations as the postgres user:
createdb pgbench pgbench -i -s 4000 pgbench
- Drop the system caches as a user capable of performing root-level commands, as follows:
echo 3 | sudo tee /proc/sys/vm/drop_caches
- Test the storage read IOPS with ...
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