[ https://issues.apache.org/jira/browse/IMPALA-10354?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Kurt Deschler updated IMPALA-10354: ----------------------------------- Attachment: createdrop.sql > hs2-http 3x slower than hs2 with high-latency network > ----------------------------------------------------- > > Key: IMPALA-10354 > URL: https://issues.apache.org/jira/browse/IMPALA-10354 > Project: IMPALA > Issue Type: Bug > Reporter: Kurt Deschler > Priority: Major > Attachments: createdrop.sql, hs2.svg, http.svg > > > Performance testing of simple create/drop function with simulated high > network latency shows a 3x performance difference between the hs2 and > hs2-http protocols. > Simulated latency: > sudo tc qdisc add dev lo root handle 1: prio priomap 0 0 0 0 0 0 0 0 0 0 0 0 > 0 0 0 0 > sudo tc qdisc add dev lo parent 1:2 handle 20: netem delay 1000ms > sudo tc filter add dev lo parent 1:0 protocol ip u32 match ip dport 28000 > 0xffff flowid 1:2 > sudo tc filter add dev lo parent 1:0 protocol ip u32 match ip dport 21050 > 0xffff flowid 1:2 > See attached flamegraphs. -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-all-unsubscr...@impala.apache.org For additional commands, e-mail: issues-all-h...@impala.apache.org