Re: PostgreSQL
"Steven M. Bellovin" <[email protected]>
| Newsgroups | gmane.os.netbsd.devel.general,gmane.os.netbsd.devel.performance,gmane.os.netbsd.current,gmane.os.netbsd.devel.network |
|---|---|
| Message-ID | <[email protected]> |
In message <[email protected]>, Johnny Billquist writes: >Um? Not entirely true. >You don't need locked bus cycles for atomic operations which actually >are atomic on the bus. >A write is a write is a write. It can never be split. It's atomic. Can't >be anything else. What if it's doing a write across a page boundary, and the second page isn't there? --Steven M. Bellovin, http://www.cs.columbia.edu/~smb