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https://issues.apache.org/jira/browse/HDDS-14117?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18044024#comment-18044024
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Tsz-wo Sze commented on HDDS-14117:
-----------------------------------
It shows that nonStreamRead is much slower than streamRead:
{code}
key3 with 128M (=134217728) bytes and 16k (=16384) bytesPerChecksum
createStreamKey: 416.13 MB/s ( 0.308 s, buffer 8MB (=8388608), keySize
128.00 MB, md5=E1 06 00 CB 7B AD A5 28 0B FE DF 36 63 8F 4C 94)
streamRead: 3052.15 MB/s ( 0.042 s, buffer 32M (=33554432), keySize
128.00 MB, md5=null)
streamRead: 684.17 MB/s ( 0.187 s, buffer 32M (=33554432), keySize
128.00 MB, md5=E1 06 00 CB 7B AD A5 28 0B FE DF 36 63 8F 4C 94)
nonStreamRead: 859.56 MB/s ( 0.149 s, buffer 32M (=33554432), keySize
128.00 MB, md5=null)
nonStreamRead: 428.65 MB/s ( 0.299 s, buffer 32M (=33554432), keySize
128.00 MB, md5=E1 06 00 CB 7B AD A5 28 0B FE DF 36 63 8F 4C 94)
streamRead: 3759.46 MB/s ( 0.034 s, buffer 8M (=8388608), keySize
128.00 MB, md5=null)
streamRead: 793.32 MB/s ( 0.161 s, buffer 8M (=8388608), keySize
128.00 MB, md5=E1 06 00 CB 7B AD A5 28 0B FE DF 36 63 8F 4C 94)
nonStreamRead: 885.30 MB/s ( 0.145 s, buffer 8M (=8388608), keySize
128.00 MB, md5=null)
nonStreamRead: 431.93 MB/s ( 0.296 s, buffer 8M (=8388608), keySize
128.00 MB, md5=E1 06 00 CB 7B AD A5 28 0B FE DF 36 63 8F 4C 94)
streamRead: 3211.84 MB/s ( 0.040 s, buffer 1M (=1048576), keySize
128.00 MB, md5=null)
streamRead: 763.19 MB/s ( 0.168 s, buffer 1M (=1048576), keySize
128.00 MB, md5=E1 06 00 CB 7B AD A5 28 0B FE DF 36 63 8F 4C 94)
nonStreamRead: 913.16 MB/s ( 0.140 s, buffer 1M (=1048576), keySize
128.00 MB, md5=null)
nonStreamRead: 434.01 MB/s ( 0.295 s, buffer 1M (=1048576), keySize
128.00 MB, md5=E1 06 00 CB 7B AD A5 28 0B FE DF 36 63 8F 4C 94)
streamRead: 2155.13 MB/s ( 0.059 s, buffer 4k (=4096), keySize
128.00 MB, md5=null)
streamRead: 757.93 MB/s ( 0.169 s, buffer 4k (=4096), keySize
128.00 MB, md5=E1 06 00 CB 7B AD A5 28 0B FE DF 36 63 8F 4C 94)
nonStreamRead: 114.07 MB/s ( 1.122 s, buffer 4k (=4096), keySize
128.00 MB, md5=null)
nonStreamRead: 97.73 MB/s ( 1.310 s, buffer 4k (=4096), keySize
128.00 MB, md5=E1 06 00 CB 7B AD A5 28 0B FE DF 36 63 8F 4C 94)
{code}
> Add non-StreamRead cases to tests
> ---------------------------------
>
> Key: HDDS-14117
> URL: https://issues.apache.org/jira/browse/HDDS-14117
> Project: Apache Ozone
> Issue Type: Sub-task
> Components: test
> Reporter: Tsz-wo Sze
> Assignee: Tsz-wo Sze
> Priority: Major
>
> For comparison, we add non-StreamRead cases to TestStreamRead.
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