Re: [Mldonkey-users] Performance problems (NetBSD)

[Matthias Redlich]

Hi Kami & Karsten,

thanks a lot for your hints and help! 

I'll verify the mentioned settings tomorrow.

Cheers,
Matthias


Am Sa, 2003-09-13 um 12.34 schrieb Karsten Kruse:
> On Fri, 12 Sep 2003, Matthias Redlich wrote:
> > On NetBSD my download rates are *extremly* slow. I tried with the
> > default settings of mldonkey as well as optimized settings for my
> > internet connection - without any success. My download rate was about 2
> > kb/s at the fastest! mldonkey only downloaded about 10 MB in more than
> > 10 hours.
> 
> There are three things you can check:
> 
> 1) max opened files: type "ulimit -a" (in bash/ksh, use man csh and search
> for limit if you don't use a bourne-shell) and check "max open files", per
> default this is 64 in NetBSD, set it to 1024. I put it into /etc/profile:
> 
>  ulimit -n 1024
> 
> 2) If you use ipnat: Make sure your NAT_TABLE_SZ is not full: type "ipnat
> -s | grep inuse" and make sure it is less than NAT_TABLE_SZ from
> /usr/src/sys/netinet/ip_nat.h. I use 1016 there. You have to recompile ipf
> and the kernel if you change anything there.
> 
> 3) If you use ipf: Make sure you have enough states free for new
> connections, type "ipfstat -s | grep active". The number should be smaller
> than IPSTATE_MAX in /usr/src/sys/netinet/ip_state.h The default is to
> small, i changed it to higher values:
> 
>  IPSTATE_SIZE    59999
>  IPSTATE_MAX     41999
> 
> Note that the numbers have to be prime and and IPSTATE_MAX should be 70
> percent fom IPSTATE_SIZE. Read man primes if you don't have all the primes
> in your head :). If you change anything there recompile ipf and the
> kernel. You can also tune your ipf.conf to use less "keep state".
> 
> > NetBSD - 166 MHZ, 32 MB Ram (should be enough; 'top' doesn't show any
> > problematic processes)
> 
> Get more ram. You will swap a lot since mldonkey needs some ram (15mb
> here). Also you should make sure that your upload is not 100 percent used.
> I use altq for that.
> 
> Good luck
> 
> Karsten
-- 
Matthias Redlich <address@hidden>