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Antoine Pitrou commented on ARROW-2059: --------------------------------------- I use Linux "perf" on a benchmark script than ran "perf report" to get call trees and then manually fed some paste of that into "c++filt". The most accessible resource I've found about the "perf" utility is http://www.brendangregg.com/perf.html > [Python] Possible performance regression in Feather read/write path > ------------------------------------------------------------------- > > Key: ARROW-2059 > URL: https://issues.apache.org/jira/browse/ARROW-2059 > Project: Apache Arrow > Issue Type: Bug > Components: Python > Reporter: Wes McKinney > Assignee: Jingyuan Wang > Priority: Major > Fix For: 0.11.0 > > > See discussion in https://github.com/wesm/feather/issues/329. Needs to be > investigated -- This message was sent by Atlassian JIRA (v7.6.3#76005)