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Cc: freebsd-net@freebsd.org
Subject: Re: help tune
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> Help me pls, to tune those drops.
Clear _ALL_ tuning, use kernel-config-option
maxusers 512

NOTE:  kern.maxusers  in  /boot/loader.conf  may not been used on some
releases, but in newer releases must to be.


> I do this tuning:
> /etc/sysctl.conf
> hw.pci.enable_msix=3D1
> hw.pci.enable_msi=3D1
> kern.ipc.nmbclusters=3D262144
> kern.ipc.shmall=3D65536
> kern.ipc.shmmax=3D268435456
> kern.ipc.somaxconn=3D4096
> kern.ipc.semmap=3D512
> kern.maxfiles=3D204800
> kern.maxfilesperproc=3D200000
> kern.ipc.maxsockets=3D262144
> kern.coredump=3D1
> net.graph.maxdgram=3D128000
> net.graph.recvspace=3D128000
> ddb.panic=3D5

> /boot/loader.conf
> kern.ipc.nmbclusters=3D262144
> kern.ipc.maxsockets=3D262144
> net.graph.maxalloc=3D2048
> kern.maxusers=3D1024
> kern.ipc.maxpipekva=3D268435456
> kern.maxfiles=3D204800
> net.graph.maxdata=3D2048
> kern.maxfilesperproc=3D200000
> kern.ipc.maxsockbuf=3D524288