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<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">Well, weight for CPU share is what Kubernetes does at the Pod level for example.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">As discussed, if we don’t have such mechanism, a single request that is internally parallelized can have too much weight.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">I don’t say it’s a super urgent feature, it will just be as problematic as before
</span><span lang="EN-US" style="font-family:"Apple Color Emoji";mso-fareast-language:EN-US">😊</span><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">I had this problem myself on prod some time ago, pre-loom, with classic threads.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">The consequence is that people tend to be very conservative and underutilize cores.
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">Thanks<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">Arnaud<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt;mso-line-height-alt:.75pt"><span style="font-size:1.0pt;color:white">You are making the assumption that any kind of clever scheduling would be able to substantially improve server workloads at 100% CPU, but this
hypothesis is yet to be demonstrated. To consider better scheduling algorithms, we first need to
<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt;mso-line-height-alt:.75pt"><span style="font-size:1.0pt;color:white">ZjQcmQRYFpfptBannerStart<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span lang="EN-US" style="color:black">You are making the assumption that any kind of clever scheduling would be able to substantially improve server workloads at 100% CPU, but this hypothesis is yet to be demonstrated.
</span><span style="color:black">To consider better scheduling algorithms, we first need to see real-world cases where the current scheduling causes a problem that requires a solution. We can’t solve a problem before we know what it is.<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span style="color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span style="color:black">What we’re looking for is something along the lines of: “I have a server based on virtual threads, and I’ve run into the following scheduling-related problem: …” I expect that such reports
will take time to show up, as they require more widespread use of virtual threads in production (or even in integration testing).<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><o:p> </o:p></p>
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