Display I/O scheduler for all block devices
grep . /sys/block/sd?/queue/scheduler
Searches and outputs the I/O scheduler settings for all block devices (e.g., /dev/sda, /dev/sdb) by reading their respective /queue/scheduler files.
grep . /sys/block/sd?/queue/scheduler
Searches and outputs the I/O scheduler settings for all block devices (e.g., /dev/sda, /dev/sdb) by reading their respective /queue/scheduler files.