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Use pg_pwrite() in pg_test_fsync.

author Thomas Munro <tmunro@postgresql.org>

2021年2月15日 02:08:04 +0000 (15:08 +1300)

committer Thomas Munro <tmunro@postgresql.org>

2021年2月15日 02:23:12 +0000 (15:23 +1300)

commit 2c8b42b50df6cc5ba6987c400a857d6bbfdf0300

tree 7ed9173787e33192cfdd5b2454d7fcac89ac1f39 tree

parent d9b0767becf5f41e4f001d8381e6a89941efa5b2 commit | diff

Use pg_pwrite() in pg_test_fsync.

For consistency with the PostgreSQL behavior this test program is
intended to simulate, use pwrite() instead of lseek() + write().

Also fix the final "non-sync" test, which was opening and closing the
file for every write.

Discussion: https://postgr.es/m/CA%2BhUKGJjjid2BJsvjMALBTduo1ogdx2SPYaTQL3wAy8y2hc4nw%40mail.gmail.com

src/bin/pg_test_fsync/pg_test_fsync.c diff | blob | blame | history

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