Loading Documentation/kernel-per-CPU-kthreads.txt +1 −1 Original line number Diff line number Diff line Loading @@ -185,7 +185,7 @@ Purpose: Offload RCU callbacks from the corresponding CPU. To reduce its OS jitter, do at least one of the following: 1. Use affinity, cgroups, or other mechanism to force these kthreads to execute on some other CPU. 2. Build with CONFIG_RCU_NOCB_CPUS=n, which will prevent these 2. Build with CONFIG_RCU_NOCB_CPU=n, which will prevent these kthreads from being created in the first place. However, please note that this will not eliminate OS jitter, but will instead shift it to RCU_SOFTIRQ. Loading Loading
Documentation/kernel-per-CPU-kthreads.txt +1 −1 Original line number Diff line number Diff line Loading @@ -185,7 +185,7 @@ Purpose: Offload RCU callbacks from the corresponding CPU. To reduce its OS jitter, do at least one of the following: 1. Use affinity, cgroups, or other mechanism to force these kthreads to execute on some other CPU. 2. Build with CONFIG_RCU_NOCB_CPUS=n, which will prevent these 2. Build with CONFIG_RCU_NOCB_CPU=n, which will prevent these kthreads from being created in the first place. However, please note that this will not eliminate OS jitter, but will instead shift it to RCU_SOFTIRQ. Loading
Paul Bolle <pebolle@tiscali.nl> Signed-off-by:
Jiri Kosina <jkosina@suse.cz>