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Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Lawrence D'Oliveiro <ldo@nz.invalid> Newsgroups: comp.lang.c++,comp.lang.c Subject: Re: Threads across programming languages Date: Thu, 2 May 2024 23:16:23 -0000 (UTC) Organization: A noiseless patient Spider Lines: 14 Message-ID: <v116s6$4at1$2@dont-email.me> References: <GIL-20240429161553@ram.dialup.fu-berlin.de> <v0ogum$1rc5n$1@dont-email.me> <v0ovvl$1ur12$4@dont-email.me> <v0p06i$1uq6q$5@dont-email.me> <v0shti$2vrco$2@raubtier-asyl.eternal-september.org> <v0spsh$31ds4$3@dont-email.me> <v0stic$325kv$3@raubtier-asyl.eternal-september.org> <v0svtn$32o8h$1@dont-email.me> <v0t091$32qj6$1@raubtier-asyl.eternal-september.org> <v0u90h$3c1r5$4@dont-email.me> <v0v7rf$3lu04$1@dont-email.me> <v0v8u3$3m7rm$1@dont-email.me> <v0v9oh$3mcpv$1@raubtier-asyl.eternal-september.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Injection-Date: Fri, 03 May 2024 01:16:23 +0200 (CEST) Injection-Info: dont-email.me; posting-host="cfd0dd0a0e9abee8835016bed2d05754"; logging-data="142241"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/tBbVNpWoCrbGAhl7hZq64" User-Agent: Pan/0.155 (Kherson; fc5a80b8) Cancel-Lock: sha1:F34kQzQRKtiMu+MPFCNy0Ieia2w= Bytes: 1945 On Thu, 2 May 2024 07:53:21 +0200, Bonita Montero wrote: > Am 02.05.2024 um 07:39 schrieb Lawrence D'Oliveiro: > >> Another reason to avoid threads. So long as your async tasks have an await >> call somewhere in their main loops, that should be sufficient to avoid >> most bottlenecks. > > If you have a stream of individual I/Os and the processing of the I/Os > takes more time than the time between the I/Os you need threads. That makes the CPU the bottleneck. Which is not the case we’re discussing here.