Date: Fri, 14 Aug 2020 19:51:25 +0000 From: bugzilla-noreply@freebsd.org To: net@FreeBSD.org Subject: [Bug 248652] netmap: pkt-gen TX huge pps difference between 11-STABLE and 12-STABLE/CURRENT on ix & ixl NIC Message-ID: <bug-248652-7501-T7UyDr1BCu@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-248652-7501@https.bugs.freebsd.org/bugzilla/> References: <bug-248652-7501@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D248652 --- Comment #4 from Sylvain Galliano <sg@efficientip.com> --- You're right, interrupt rate limit pps on CURRENT + X520 NIC: pkt-gen, no busy wait 11-stable: 27500 irq/s CURRENT: 5500 irq/s pkt-gen, with busy wait on CURRENT: +30000 irq/s Regarding NIC irq tunable, the only one related to 'ix' looks good: # sysctl hw.ix.max_interrupt_rate hw.ix.max_interrupt_rate: 31250 --=20 You are receiving this mail because: You are the assignee for the bug. You are on the CC list for the bug.=
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