| commit | 1d2af02a16fc3c3561c994be4de887b926b2b774 | [log] [tgz] |
|---|---|---|
| author | Jens Axboe <jens.axboe@oracle.com> | Mon Feb 04 10:59:07 2008 +0100 |
| committer | Jens Axboe <jens.axboe@oracle.com> | Mon Feb 04 10:59:07 2008 +0100 |
| tree | 3cda564aefa3ba0ccebadfac733321dfb6de24c4 | |
| parent | 163f849eea2b0ce443825fa510a1cb311092a234 [diff] [blame] |
Add vsync io engine It uses readv/writev to transfer the data and coalesces adjacent data into a single system call (emulating queueing). Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/HOWTO b/HOWTO index a20f714..3d6b354 100644 --- a/HOWTO +++ b/HOWTO
@@ -344,6 +344,8 @@ psync Basic pread(2) or pwrite(2) io. + vsync Basic readv(2) or writev(3) IO. + libaio Linux native asynchronous io. posixaio glibc posix asynchronous io.