Does this look okay?

[Igor Sysoev]

On Tue, Sep 30, 2008 at 11:48:20AM +0800, Delta Yeh wrote:

> Great thank you!
> I have put it on the nginx english wiki, the example page .
> So  others may take it as a reference.

However, increasing vm.kmem_size blindly will lead to unbootable machine.
1844M is probably upper limit for FreeBSD/amd64, when other kernel maps
are decreased. 1400M is probably safe enough (by default kvm is 400M and
this is too little).

> We still need more examples on other OS and HW.
> Anyone who want to report your story with NGINX can reply this thread
> in the form of
> 
> OS&HW:
>     what operation system nginx runs on?
>     what hardware you use ?  CPU, memory, NIC.
> Purpose:
>    nginx works as a web server,reverse proxy or both.
> Load description:
>     how many connections?
>     how many request per second?
>     what CPU&MEM resources nginx use?
> System config:
>    your system config or how you tune it?
> Nginx config:
>    your nginx config? please remember to remove the sensitive data.
> 
> 
> 2008/9/30 Igor Sysoev <is at rambler-co.ru>:
> > On Mon, Sep 29, 2008 at 11:48:37PM +0800, Delta Yeh wrote:
> >
> >> What's your HW for  50K active connection ?
> >
> > These are unactive keep-alive connections.
> > There are 5,000 req/s, mostly small static files, all are cached by VM.
> >
> >> Would you please paste your system configure or optimization?
> >> There is no such  system tuning sample of  nginx for heavy traffic server.
> >
> > FreeBSD 7.1/amd64, dual-core CPU, 4G.
> >
> > /boot/loader.conf:
> >
> > vm.kmem_size=1844M
> >
> > # decrease buff_map and pipe_map to increase KVM
> > # 64M KVA
> > kern.maxbcache=64M
> > # 4M KVA
> > kern.ipc.maxpipekva=4M
> >
> > /etc/sysctl.conf:
> >
> > # 4G, 2G KVA, 1844M KVM
> > #
> > # 797M KVA/KVM
> > kern.ipc.nmbjumbop=192000
> > # 504M KVA/KVM
> > kern.ipc.nmbclusters=229376
> > # 334M KVA/KVM
> > kern.ipc.maxsockets=204800
> > # 8M KVA/KVM
> > net.inet.tcp.maxtcptw=163840
> > # 24M KVA/KVM
> > kern.maxfiles=204800
> >
> > kern.ipc.somaxconn=4096
> >
> >
> >> 2008/9/29 Igor Sysoev <is at rambler-co.ru>:
> >> > On Sun, Sep 28, 2008 at 11:05:57PM -0700, mike wrote:
> >> > Active connections: 45579
> >> > server accepts handled requests
> >> >  268846178 268846178 638258372
> >> > Reading: 620 Writing: 576 Waiting: 44383
> >
> >
> > --
> > Igor Sysoev
> > http://sysoev.ru/en/
> >
> >

-- 
Igor Sysoev
http://sysoev.ru/en/