I'm using container optimized os (COS) on google cloud kubernetes engine (GKE 1.24.2-gke.1900
).
The default io scheduler seems to be
~ $ cat /sys/block/sdb/queue/scheduler
[mq-deadline] none
I want to configure the default io scheduler to none
as described here.
Meanwhile, GKE will automatically mount disks and device id may change.
Finally, cos version
NAME="Container-Optimized OS"
ID=cos
PRETTY_NAME="Container-Optimized OS from Google"
HOME_URL="https://cloud.google.com/container-optimized-os/docs"
BUG_REPORT_URL="https://cloud.google.com/container-optimized-os/docs/resources/support-policy#contact_us"
KERNEL_COMMIT_ID=6150cfec353314bdc7a9d98a82963b469d9011ea
GOOGLE_CRASH_ID=Lakitu
GOOGLE_METRICS_PRODUCT_ID=26
VERSION=97
VERSION_ID=97
BUILD_ID=16919.103.10