Re: [LAU] Simple, easy multithreaded circular buffer library for Linux?

From: Rui Nuno Capela <rncbc@email-addr-hidden>
Date: Fri Oct 17 2008 - 19:33:00 EEST

Olivier Guilyardi wrote:
>
> Here's how to run the test:
>
> svn co http://svn.samalyse.com/misc/rbtest
> cd rbtest
> make test
>
> It tests the ringbuffers from (all included) jack, portaudio and portaudio
> without barriers. That can take up to 6 minutes. It has to be a bit long due to
> the probabilistic nature of failures.
>
> LAUsers could you please run this test on various architectures? Especially
> PowerPC single-cpu and SMP, x86 single-cpu, SMP, in various flavors, etc...
>

--- pentium4@email-addr-hidden/HT ---

> uname -a
Linux gamma-suse1 2.6.25.16-0.1-rt #1 SMP PREEMPT RT Sun Sep 14 18:44:11
WEST 2008 i686 i686 i386 GNU/Linux

> cat /proc/cpuinfo
processor : 0

vendor_id : GenuineIntel

cpu family : 15

model : 2

model name : Intel(R) Pentium(R) 4 CPU 2.80GHz

stepping : 9

cpu MHz : 3360.992

cache size : 512 KB

physical id : 0

siblings : 2

core id : 0

cpu cores : 1

fdiv_bug : no

hlt_bug : no

f00f_bug : no

coma_bug : no

fpu : yes

fpu_exception : yes

cpuid level : 2

wp : yes

flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe pebs
bts cid xtpr
bogomips : 6724.52

clflush size : 64

processor : 1
vendor_id : GenuineIntel
cpu family : 15
model : 2
model name : Intel(R) Pentium(R) 4 CPU 2.80GHz
stepping : 9
cpu MHz : 3360.992
cache size : 512 KB
physical id : 0
siblings : 2
core id : 0
cpu cores : 1
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 2
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
mca cmovpat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe pebs
bts cid xtpr
bogomips : 6720.89
clflush size : 64

...

./alltests.sh

Starting ringbuffer tests (buffer size: 512)

=== Jack ringbuffer test ===
starting ringbuffer stress test (2 minutes max)
buffer size (bytes): 512
array size (bytes): 256
reader started on cpu 0
writer started on cpu: 1
19328 != 19200 at offset 0
failure in chunk 302382

=== Portaudio ringbuffer test ===
starting ringbuffer stress test (2 minutes max)
buffer size (bytes): 512
array size (bytes): 256
reader started on cpu 0
writer started on cpu: 1
Success

=== Portaudio ringbuffer test (without memory barriers) ===
starting ringbuffer stress test (2 minutes max)
buffer size (bytes): 512
array size (bytes): 256
reader started on cpu 0
writer started on cpu: 1
Success

byee

-- 
rncbc aka Rui Nuno Capela
rncbc@email-addr-hidden
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Received on Fri Oct 17 20:15:09 2008

This archive was generated by hypermail 2.1.8 : Fri Oct 17 2008 - 20:15:09 EEST