Jump to content

Dynamic multipathing

From Wikipedia, the free encyclopedia
This is an old revision of this page, as edited by 195.212.29.75 (talk) at 15:59, 7 September 2005 (Multipath tools: * Hitachi Dinamyc Link Manager (HDLM)). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

DMP stands for Dynamic Multipathing, DMP Balances I/O across all available paths between the server and the storage devices to improve performance and availability.

The DMP utility does not take any time to switch over. However, the total time for failover is dependent on how long the underlying disk driver retries the command before giving up.

Multipath tools