tianjixuetu commented on issue #38370: URL: https://github.com/apache/arrow/issues/38370#issuecomment-1776510462
well, i will give up arrow c++ now, using pure c++ to recode the empyrical. looking forwarding the arrow more effiently > You can try to find how time spend in the remaining time. After pre-initialized these data, remaining time is decided by reading-csv, processing and some memcpy. > > Since the workload is a memory bound and might introduce some threading. Unstable time may come from threading or initialization. > > Also, I don't think runing a problem once is suitable to benchmark, maybe you can run multiple times or introduce google benchmark. In my machine, the main-time is from loading the Registry, and reading small csv file. And it takes about 0.08ms. So I don't know what occupies your execution time -- 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]
