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TASK DETAILhttps://phabricator.wikimedia.org/T206105EMAIL PREFERENCEShttps://phabricator.wikimedia.org/settings/panel/emailpreferences/To: Gehel, gerritbotCc: gerritbot, BBlack, Aklapper, Gehel, CucyNoiD, Nandana, NebulousIris, AndyTan, Gaboe420, Versusx
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My current understanding of the issue:
All IRQs from NIC are handled by a single CPU. Under load, Blazegraph saturate this CPU (and others), this creates CPU contention with the NIC IRQ and leads to packet being dropped. Note that we also nee