Wei-Chiu Chuang created HDDS-11225:
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Summary: Increase ipc.server.read.threadpool.size
Key: HDDS-11225
URL: https://issues.apache.org/jira/browse/HDDS-11225
Project: Apache Ozone
Issue Type: Sub-task
Reporter: Wei-Chiu Chuang
OM Echo throughput is affected by this Hadoop configuration.
The default is 1. Increasing it to 10 improves throughput by about 4x.
default:
{noformat}
ozone freon ome --clients=10 -n 500000 -t 100
rpc-payload
count = 500000
mean rate = 35199.67 calls/second
1-minute rate = 34028.60 calls/second
5-minute rate = 33769.20 calls/second
15-minute rate = 33724.26 calls/second
min = 0.72 milliseconds
max = 19.81 milliseconds
mean = 2.61 milliseconds
stddev = 1.32 milliseconds
median = 2.50 milliseconds
75% <= 2.86 milliseconds
95% <= 3.54 milliseconds
98% <= 4.28 milliseconds
99% <= 9.44 milliseconds
99.9% <= 19.81 milliseconds {noformat}
after:
{noformat}
ozone freon ome --clients=30 -n 5000000 -t 100
rpc-payload
count = 5000000
mean rate = 133982.86 calls/second
1-minute rate = 111649.80 calls/second
5-minute rate = 94971.80 calls/second
15-minute rate = 91514.17 calls/second
min = 0.18 milliseconds
max = 13.46 milliseconds
mean = 0.65 milliseconds
stddev = 0.64 milliseconds
median = 0.61 milliseconds
75% <= 0.70 milliseconds
95% <= 0.85 milliseconds
98% <= 0.94 milliseconds
99% <= 1.96 milliseconds
99.9% <= 13.46 milliseconds {noformat}
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