Re: [LAU] Which kernel do you use?

On 01/23/2015 11:57 AM, Hermann Meyer wrote:
> I've get a new (used) mobo, and played with the kernel version to use.
> So far I've tested all from 3.19.0-rc5 down to 3.4.104
>
> Those, were rt-patches available I test as rt-kernel.
> Best results, I only get with the 3.4 series, all later kernels
> introduce Xruns here, sporadic, unrelated to the dsp load, even, when
> just jack is running.
> I build then all with the same configuration, play a bit with
> configurations deselect hyper-threading on the latest kernels, use
> threadedirqs, all to no avail. Only 3.4.xxx-rt kernel run absolute smooth.
> So, which kernels with witch configuration do you all use?
>
> System: Host: box Kernel: 3.4.105-rt129 x86_64 (64 bit gcc: 4.9.2)
> Desktop: Cinnamon 2.2.16 (Gtk 3.14.5) dm: lightdm
> Distro: siduction 14.1.0 Indian Summer - cinnamon -
> (201411230307)
> Machine: Mobo: Intel model: DG965MQ v: AAD37419-302
> Bios: Intel v: MQ96510J.86A.1250.2006.1005.1532 date: 10/05/2006
> CPU: Quad core Intel Core2 Quad Q6600 (-MCP-) cache: 4096 KB
> flags: (lm nx sse sse2 sse3 ssse3 vmx) bmips: 19200
> clock speeds: min/max: 1596/2394 MHz 1: 2394 MHz 2: 2394 MHz
> 3: 2394 MHz 4: 2394 MHz
> Graphics: Card: NVIDIA GT216 [GeForce GT 220]
> bus-ID: 01:00.0 chip-ID: 10de:0a20
> Display Server: X.Org 1.16.1.901 drivers: nouveau (unloaded:
> fbdev,vesa)
> Resolution: 1600x900@email-addr-hidden
> GLX Renderer: Gallium 0.4 on NVA5
> GLX Version: 3.0 Mesa 10.3.2 Direct Rendering: Yes
> Audio: Card-1 NVIDIA GT216 HDMI Audio Controller
> driver: snd_hda_intel bus-ID: 01:00.1 chip-ID: 10de:0be2
> Card-2 Creative Labs SB Audigy
> driver: snd_emu10k1 port: 1000 bus-ID: 07:00.0 chip-ID:
> 1102:0004
> Sound: Advanced Linux Sound Architecture v: 1.0.25
> Drives: HDD Total Size: 164.7GB (26.4% used)
> ID-1: /dev/sda model: HDT722516DLA380 size: 164.7GB serial:
> VDK71CTCEBBN5X

Hi Hermann,

On my Quad Core Core2 machine I'm still on 3.2 RT. Works like a charm, I
only get xruns when using very low latency settings like -p8 -n3 -r48000.

Jeremy

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