diff options
Diffstat (limited to 'resources/tools/disk-image-builder/nested/image-patches')
| -rwxr-xr-x | resources/tools/disk-image-builder/nested/image-patches/06-dpdk-support | 5 | ||||
| -rw-r--r-- | resources/tools/disk-image-builder/nested/image-patches/07-isolate-cpu | 8 |
2 files changed, 13 insertions, 0 deletions
diff --git a/resources/tools/disk-image-builder/nested/image-patches/06-dpdk-support b/resources/tools/disk-image-builder/nested/image-patches/06-dpdk-support index 99ac0e14e3..fb166ef2cf 100755 --- a/resources/tools/disk-image-builder/nested/image-patches/06-dpdk-support +++ b/resources/tools/disk-image-builder/nested/image-patches/06-dpdk-support @@ -50,6 +50,11 @@ do echo $dev > /sys/bus/pci/drivers/${TARGET_DRIVER}/bind done +for i in $(ls /proc/irq/ | grep [0-9]) +do + echo 1 > /proc/irq/$i/smp_affinity +done + # Start testpmd in the background. This looks a bit convoluted; we need to redirect stdin # (and keep stdin active) or else testpmd will quit. tail -f /dev/null | nohup testpmd $@ > ${TESTPMD_LOG} 2>&1 & diff --git a/resources/tools/disk-image-builder/nested/image-patches/07-isolate-cpu b/resources/tools/disk-image-builder/nested/image-patches/07-isolate-cpu new file mode 100644 index 0000000000..72d94160be --- /dev/null +++ b/resources/tools/disk-image-builder/nested/image-patches/07-isolate-cpu @@ -0,0 +1,8 @@ +#!/bin/sh + +patch boot/grub/menu.lst <<"_EOF" +15c17 +< kernel /boot/bzImage rw root=/dev/sda1 console=ttyS0,115200n8 +--- +> kernel /boot/bzImage rw root=/dev/sda1 console=ttyS0,115200n8 isolcpus=1-7 nohz_full=1-7 rcu_nocbs=1-7 +_EOF
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