[Asterisk-Users] zttest - 100% ?

[DRi at b-w-computer.de]

do you think it would make any difference to change the process-priority 
if zttest is the only running process except ssh-daemon and the 
login-shells ?

asterisk-users-bounces at lists.digium.com wrote on 30.09.2005 18:11:47:

> Are you starting Asterisk with the -p option (high priority?)
> 
> Also, do you get a different value if you run zttest this way:
> 
> nice -n -20 zttest
> 
> Carlos

> On 9/30/05, DRi at b-w-computer.de <DRi at b-w-computer.de> wrote: 
> Digium itself is saying their cards may work not properly with zttest
> results below 99,98 
> the card itself is working  the way that we can call out and receive
> calls, but we encountered massive echo-problems - sometimes more,
> sometimes less even on lines within the same phone-provider and be sure
> that we've been messing around with all other possible 
> parameters for weeks without any result. Until now we've got a setup 
that
> we can live with at least until we get different hardware.
> It's really worse calling someone and missing the name the called person
> said then picking up the phone in cause of echo-cancelling 
> parameters or even think the line is dead, or if you've got massive 
echoes
> and it takes about 30 seconds to filter them out if at all.
> 
> Dirk
> 
> asterisk-users-bounces at lists.digium.com wrote on 30.09.2005 16:34:18:
> 
> > DRi at b-w-computer.de wrote:
> > > just as an (bad) example:
> > >         we are using an x206 and couldn't get the zttest above 
99.975
> > > equal what we were doing
> > >         single irq, w/o acpi, w/o apic, different kernels, w/o
> > > hyperthreading, different slots, a.s.o.
> > >         for an Digium wildcard TE110P 
> > >
> > > so if someone got such a board to zttest 100% maybe could give some
> > > information if where's something
> > > special to run asterisk on such boards...
> > > otherwise I think there are production differences on the 
> ibm-mainboards
> > > or the used chipsets
> > >
> > > we'll change hardware next...
> > You don't have to have 100% on zttest.  You probably won't get it.  I
> > get the same results on one of my servers and  it runs perfectly. 
> >
> > Kevin