On mar, 2005-05-31 at 21:28 +0530, Murthy, Narasimha Doraswamy (STSD) wrote: > Kindly explain me what the two states for each path infer. Like > [ready][active] or [faulty][active] or [faulty][failed] or > [ready][failed]. Also let me know how to failover to other path > (/dev/sdd) as it shows [ready][failed] status. If I execute just > “multipath” tool from the command prompt the states get updated > properly as > 1st state : ready/faulty, shows the path state as seen by the checkers 2nd state : active/failed, shows the path state as seen by the devmapper kernel driver Your observations mean is that either the multipathd daemon does not run or it runs but doesn't work :/ Either way, it's the daemon responsability the reinstate paths. In recent snapshots it also fails paths in the devmapper the keep the checkers view in sync with the kernel view. > > After this I will be able to do IO using “dd”. I suspect that I > haven’t configured my hotplug to call “multipath” tool as the path is > made available/unavailable. I am not sure on where I get hotplug > script for multipath and how to configure hotplug for calling the > “multipath” tool. I appreciate if anyone can help me out in this > regard. > No need Regards, -- christophe varoqui <christophe.varoqui@xxxxxxx>
