View Issue Details
| ID | Project | Category | View Status | Date Submitted | Last Update |
|---|---|---|---|---|---|
| 0017395 | CentOS-8 | zlib | public | 2020-05-26 03:57 | 2020-05-26 03:57 |
| Reporter | wenhuanh | Assigned To | |||
| Priority | normal | Severity | minor | Reproducibility | always |
| Status | new | Resolution | open | ||
| Platform | Intel Xeon Platium 8280L | OS | CentOS Stream | OS Version | 8 |
| Summary | 0017395: zlib-1.2.11-optimized-CRC32-framework.patch caused 24.1% performance regression in gnupg | ||||
| Description | https://openbenchmarking.org/test/pts/gnupg Note the score is higher means performance is bad. +---------------------+------------------------+------------------------+ ||||version||||zlib 1.2.11-10.el8|zlib 1.2.11-13.el8| +---------------------+------------------------+------------------------+ ||||score||||| 11.99 Seconds |||15.71Seconds ||| +---------------------+------------------------+------------------------+ There are 3 local patch added in zlib 1.2.11-13, we found it was zlib-1.2.11-optimized-CRC32-framework.patch caused the performance regression. | ||||
| Steps To Reproduce | 1. Download phoronix-test-suite (as attached) 2. Install phoronix tar zxf ~/phoronix-test-suite-8.4.1.tar.gz cd ~/phoronix-test-suite sudo ~/phoronix-test-suite/install-sh phoronix-test-suite phoronix-test-suite network-setup phoronix-test-suite batch-setup 3. Run benchmark phoronix-test-suite run gnupg-2.4.0 | ||||
| Additional Information | Hardware: Processor 2 x Intel Xeon Platium 8280L @ 2.70 GHZ (56 Cores/112 Threads) Motherboard Intel S2600WF (02.01.0008 BIOS with default settings) Memory 384G DDR4-2933 (12 x 32G) Disk 1600GB INTEL SSDPE2KE016T8 Graphics ASPEED Family Network Intel Connection X722 for 10GBASE-T | ||||
| Tags | No tags attached. | ||||
