Date: Tue, 28 Aug 2012 00:47:13 +0400 From: Lev Serebryakov <lev@FreeBSD.org> To: John Baldwin <jhb@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: What is "Fast task queue"? (Was: How to understand what `swi5' kernel thread does?) Message-ID: <1758728845.20120828004713@serebryakov.spb.ru> In-Reply-To: <201208271226.03496.jhb@freebsd.org> References: <135297243.20120827061957@serebryakov.spb.ru> <198519466.20120827164646@serebryakov.spb.ru> <201208271226.03496.jhb@freebsd.org>
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Hello, John. You wrote 27 августа 2012 г., 20:26:03: >> What "fast tasks" are performed via this queue? Under network load it >> is main consumer of CPU. JB> Certain NIC drivers perform much of their interrupt handling in that thread. Yep, I've found, that my if_vr uses it. One more question: does ipfw rules works in same thread? I have ``net.isr.dispatch="direct"'' set. -- // Black Lion AKA Lev Serebryakov <lev@FreeBSD.org>help
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