pg_test_fsync (1)
Leading comments
Title: pg_test_fsync
Author: The PostgreSQL Global Development Group
Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
Date: 2017
Manual: PostgreSQL 9.6.5 Documentation
Source: PostgreSQL 9.6.5
Language: English
NAME
pg_test_fsync - determine fastest wal_sync_method for PostgreSQLSYNOPSIS
- pg_test_fsync [option...]
DESCRIPTION
OPTIONS
pg_test_fsync accepts the following command-line options:
-f
--filename
- Specifies the file name to write test data in. This file should be in the same file system that the pg_xlog directory is or will be placed in. (pg_xlog contains the WAL files.) The default is pg_test_fsync.out in the current directory.
-s
--secs-per-test
- Specifies the number of seconds for each test. The more time per test, the greater the test's accuracy, but the longer it takes to run. The default is 5 seconds, which allows the program to complete in under 2 minutes.
-V
--version
- Print the pg_test_fsync version and exit.
-?
--help
- Show help about pg_test_fsync command line arguments, and exit.