On 19/06/17 11:40 PM, Andrei Borzenkov wrote: > 20.06.2017 02:15, Digimer пишет: >> On 19/06/17 06:59 PM, Ferenc Wágner wrote: >>> Digimer <[email protected]> writes: >>> >>>> So we have a tool that watches for changes to clvmd by running >>>> pvscan/vgscan/lvscan, but this seems to be expensive and occassionally >>>> cause trouble. >>> >>> What kind of trouble did you experience? >>> >>>> Is there any other way to be notified or to check when something >>>> changes? >>> >>> LV (de)activation generates udev events (due to block devices appearing/ >>> disappearing). PVs too, but they don't go though clvmd. >>> >> >> Interesting (dbus), I'll look into that. >> > > udev events are sent over netlink, not D-Bus.
I've not used that before. Any docs on how to listen for those events, by chance? If nothing off hand, don't worry, I can search. -- Digimer Papers and Projects: https://alteeve.com/w/ "I am, somehow, less interested in the weight and convolutions of Einstein’s brain than in the near certainty that people of equal talent have lived and died in cotton fields and sweatshops." - Stephen Jay Gould _______________________________________________ Users mailing list: [email protected] http://lists.clusterlabs.org/mailman/listinfo/users Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://bugs.clusterlabs.org
