linux/Documentation/device-mapper
Kiyoshi Ueda f392ba889b dm mpath: add service time load balancer
This patch adds a service time oriented dynamic load balancer,
dm-service-time, which selects the path with the shortest estimated
service time for the incoming I/O.
The service time is estimated by dividing the in-flight I/O size
by a performance value of each path.

The performance value can be given as a table argument at the table
loading time.  If no performance value is given, all paths are
considered equal.

Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
2009-06-22 10:12:28 +01:00
..
delay.txt
dm-crypt.txt dm crypt: add documentation 2008-04-25 13:27:03 +01:00
dm-io.txt
dm-queue-length.txt dm mpath: add queue length load balancer 2009-06-22 10:12:27 +01:00
dm-service-time.txt dm mpath: add service time load balancer 2009-06-22 10:12:28 +01:00
dm-uevent.txt
kcopyd.txt
linear.txt
snapshot.txt
striped.txt
zero.txt