+ gluster-devel On 04/23/2015 09:20 AM, Atin Mukherjee wrote: > > > On 04/23/2015 01:46 AM, Dan Lambright wrote: >> KP, Atin, >> >> Currently in tiered volumes, we attach a tier and then start the rebalance >> daemon in separate steps. >> >> The problem here is if someone does readdir on the mount point before >> starting the daemon, they won't see all of the directories. We have not yet >> done fix-layout to make all directories live on all bricks. >> >> What I need to do is combine those two commands into a single one. >> >> What I am thinking is, at the cli level, we would first send the attach >> command, and if it returns successfully, send the "tier start" command. >> > The current volume status (not rebalance status) actually issues > multiple RPCs from CLI, first it gets the volume list from glusterd and > in issues subsequent RPCs for each volume. I guess you can have a look > at that implementation if you find this challenging. As far as design > goes, I don't see that should be a problem, but in that case are we > going to disable the CLI interface for tier start? Does an admin need to > trigger tier start explicitly in any particular case? > > ~Atin >> Do you think it is ok to do this at the cli level (I hope my description >> makes sense) >> >> If not, do you see a better way? We can discuss if necessary.. >> >> Thanks, >> Dan >> >
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