Re: [Kimchi-devel] Doubt Bug 121401 - LTCTest: Build36: Takes time to list "Device path" for logical pool creation

On 05/02/2015 15:54, Ramon Medeiros wrote: > Hi Team, > > i was debugging this bug and found that this query is taking so much > time: > > pvs = subprocess.Popen( > ["pvs", "--unbuffered", "--nameprefixes", "--noheadings", > "-o", "vg_name", devNodePath], > > devNodePath is a partition or a disk (e.g. /dev/sdc or /dev/mpathe1) > > The goal in this command is search the volume group that this > partition belongs to. On machines that has inconsistent volume > groups, it takes a long time to retrieve the information. > > Can i cache this information before querying all partitions? Or there > is other way to query this info faster? What do you mean by "cache this information"?

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