szetszwo commented on PR #6613: URL: https://github.com/apache/ozone/pull/6613#issuecomment-3559548839
1. Changed a single response to contain multiple checksums: bytesPerChecksum only affects the performance slightly. Even 512 bytesPerChecksum can get good performance. 2. Added pre-read supported: the client buffer size does not matter . - 512 bytesPerChecksum ``` XXX --------------------------------------------------------- XXX key4 with 1G (=1073741824) bytes and 512 bytesPerChecksum XXX createStreamKey: 142.14 MB/s ( 7.204 s, buffer 8MB (=8388608), keySize 1024.00 MB, md5=61 17 A5 9D AD F1 E1 DD 3B 3D 37 E3 2B 6A 5A 4C) XXX readStreamKey: 2622.17 MB/s ( 0.391 s, buffer 4k (=4096), keySize 1024.00 MB, md5=null) XXX readStreamKey: 767.54 MB/s ( 1.334 s, buffer 4k (=4096), keySize 1024.00 MB, md5=61 17 A5 9D AD F1 E1 DD 3B 3D 37 E3 2B 6A 5A 4C) XXX readStreamKey: 2659.68 MB/s ( 0.385 s, buffer 1M (=1048576), keySize 1024.00 MB, md5=null) XXX readStreamKey: 762.32 MB/s ( 1.343 s, buffer 1M (=1048576), keySize 1024.00 MB, md5=61 17 A5 9D AD F1 E1 DD 3B 3D 37 E3 2B 6A 5A 4C) XXX readStreamKey: 2668.96 MB/s ( 0.384 s, buffer 8M (=8388608), keySize 1024.00 MB, md5=null) XXX readStreamKey: 727.99 MB/s ( 1.407 s, buffer 8M (=8388608), keySize 1024.00 MB, md5=61 17 A5 9D AD F1 E1 DD 3B 3D 37 E3 2B 6A 5A 4C) XXX readStreamKey: 2720.65 MB/s ( 0.376 s, buffer 32M (=33554432), keySize 1024.00 MB, md5=null) XXX readStreamKey: 680.19 MB/s ( 1.505 s, buffer 32M (=33554432), keySize 1024.00 MB, md5=61 17 A5 9D AD F1 E1 DD 3B 3D 37 E3 2B 6A 5A 4C) ``` - 256k bytesPerChecksum ``` XXX --------------------------------------------------------- XXX key3 with 1G (=1073741824) bytes and 256k (=262144) bytesPerChecksum XXX createStreamKey: 145.81 MB/s ( 7.023 s, buffer 8MB (=8388608), keySize 1024.00 MB, md5=5B 98 A8 2B 30 74 F2 C7 40 59 9B D9 98 8E 59 9C) XXX readStreamKey: 2769.22 MB/s ( 0.370 s, buffer 4k (=4096), keySize 1024.00 MB, md5=null) XXX readStreamKey: 780.02 MB/s ( 1.313 s, buffer 4k (=4096), keySize 1024.00 MB, md5=5B 98 A8 2B 30 74 F2 C7 40 59 9B D9 98 8E 59 9C) XXX readStreamKey: 2726.07 MB/s ( 0.376 s, buffer 1M (=1048576), keySize 1024.00 MB, md5=null) XXX readStreamKey: 778.18 MB/s ( 1.316 s, buffer 1M (=1048576), keySize 1024.00 MB, md5=5B 98 A8 2B 30 74 F2 C7 40 59 9B D9 98 8E 59 9C) XXX readStreamKey: 2786.75 MB/s ( 0.367 s, buffer 8M (=8388608), keySize 1024.00 MB, md5=null) XXX readStreamKey: 736.60 MB/s ( 1.390 s, buffer 8M (=8388608), keySize 1024.00 MB, md5=5B 98 A8 2B 30 74 F2 C7 40 59 9B D9 98 8E 59 9C) XXX readStreamKey: 2810.36 MB/s ( 0.364 s, buffer 32M (=33554432), keySize 1024.00 MB, md5=null) XXX readStreamKey: 699.14 MB/s ( 1.465 s, buffer 32M (=33554432), keySize 1024.00 MB, md5=5B 98 A8 2B 30 74 F2 C7 40 59 9B D9 98 8E 59 9C) ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
