Kurt Deschler created IMPALA-10354: -------------------------------------- Summary: 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 Attachments: 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