+1 On Thu, May 30, 2024 at 11:29 AM Benedict <bened...@apache.org> wrote:
> Since it’s related to the logging discussion we’re already having, I have > seen stream pipelines showing up in a lot of traces recently. I am > surprised; I thought it was understood that they shouldn’t be used on hot > paths as they are not typically as efficient as old skool for-each > constructions done sensibly, especially for small collections that may > normally take zero or one items. > > I would like to propose forbidding the use of streams on hot paths without > good justification that the cost:benefit is justified. > > It looks like it was nominally agreed two years ago that we would include > words to this effect in the code style guide, but I forgot to include them > when I transferred the new contents from the Google Doc proposal. So we > could just include the “Performance” section that was meant to be included > at the time. > > lists.apache.org > <https://lists.apache.org/thread/1mt8rsg36p1mq8s8578l6js075lrmvlt> > [image: favicon.ico] > <https://lists.apache.org/thread/1mt8rsg36p1mq8s8578l6js075lrmvlt> > <https://lists.apache.org/thread/1mt8rsg36p1mq8s8578l6js075lrmvlt> > > > On 30 May 2024, at 13:33, Štefan Miklošovič <stefan.mikloso...@gmail.com> > wrote: > > > I see the feedback is overall positive. I will merge that and I will > improve the documentation on the website along with what Benedict suggested. > > On Thu, May 30, 2024 at 10:32 AM Mick Semb Wever <m...@apache.org> wrote: > >> >> >> >>> Based on these findings, I went through the code and I have incorporated >>> these rules and I rewrote it like this: >>> >>> 1) no wrapping in "if" if we are not logging more than 2 parameters. >>> 2) rewritten log messages to not contain any string concatenation but >>> moving it all to placeholders ({}). >>> 3) wrap it in "if" if we need to execute a method(s) on parameter(s) >>> which is resource-consuming. >>> >> >> >> +1 >> >> >> It's a shame slf4j botched it with lambdas, their 2.0 fluent api doesn't >> impress me. >> >
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