kernel

Differences between revisions 2 and 3
⇤ ← Revision 2 as of 2012-05-08 23:18:10 →
Size: 1387
Editor: 90-230-166-102-no35
Comment:
← Revision 3 as of 2012-05-08 23:19:18 → ⇥
Size: 1455
Editor: 90-230-166-102-no35
Comment:
Deletions are marked like this. Additions are marked like this.
Line 1: Line 1:
[[UbuntuStudio/audio-settings | ../UbuntuStudio/audio-settings]]

../UbuntuStudio/audio-settings

Discussion about kernels and kernel configurations here..

linux-lowlatency

Shipped with Ubuntu Studio since 12.04 Precise. Principally a standard Ubuntu kernel (no additional patches to the code, allthough the linux-lowlatency shipped with precise includes a minor patch).

Configurations of interest

These configs need to be somewhat documented and tested

To enable the use of the rtirq script:

TODO - do the same for the configs below: 

# CONFIG_RCU_BOOST is not set
# CONFIG_NTP_PPS is not set
# CONFIG_RCU_CPU_STALL_DETECTOR is not set
# CONFIG_RCU_CPU_STALL_VERBOSE is not set
# CONFIG_PREEMPT_TRACER is not set
CONFIG_TREE_PREEMPT_RCU=y
CONFIG_PREEMPT_RCU=y
CONFIG_PREEMPT_NOTIFIERS=y
# CONFIG_PREEMPT_NONE is not set
# CONFIG_PREEMPT_VOLUNTARY is not set
CONFIG_PREEMPT=y
CONFIG_HZ_1000=y
CONFIG_HZ=1000
CONFIG_SLAB=y
# CONFIG_EXPERT is not set
# CONFIG_NO_HZ is not set
# CONFIG_DEBUG_KERNEL is not set

linux-rt

Not in Ubuntu repo since 9.10 Karmic.

UbuntuStudio/audio-settings/kernel (last edited 2012-07-23 10:58:24 by 90-230-166-102-no35)