#!/bin/sh

while true :
do
	date "+%Y-%m-%d %H:%M:%S"
	hostbusy=$(cat /sys/class/scsi_host/host3/host_busy)
	echo "---- hostbusy is $hostbusy"
	echo host state: $(cat /sys/class/scsi_host/host3/state)
	ps aux | grep -w sh | grep D
	echo fio: $(ps aux | grep -c fio)

	echo -e "disk\tblocked\tbusy\tstate\ttimeout\tiorequest_cnt\tiodone_cnt\tinflight"
	for dev in `lsscsi | grep scsi_debug | awk '{print $6}'`; do
		disk=$(basename $dev)
		iorequest_cnt=$(cat /sys/block/$disk/device/iorequest_cnt)
		iodone_cnt=$(cat /sys/block/$disk/device/iodone_cnt)
		timeout=$(cat /sys/block/$disk/device/timeout)
		state=$(cat /sys/block/$disk/device/state)
		inflight=$(cat /sys/block/$disk/inflight)
		device_blocked=$(cat /sys/block/$disk/device/device_blocked)
		device_busy=$(cat /sys/block/$disk/device/device_busy)
		echo -e "$disk\t$device_blocked\t$device_busy\t$state\t  $timeout\t$iorequest_cnt\t$iodone_cnt $inflight"
	done
	echo 
	sleep $1
done