SELECT 8 * non_negative_derivative(mean("value"), 1s )
FROM "inoctets"
WHERE "host" = 'myhost1' AND $timeFilter
GROUP BY time(1s) fill(null)

SELECT 8 * non_negative_derivative(mean("value"), 1s )
FROM "inoctets"
WHERE "host" = 'myhost4' AND $timeFilter
GROUP BY time(1s) fill(null)

SELECT 8 * non_negative_derivative(sum("value"), 1s)
FROM "inoctets"
WHERE "host" = 'myhost1' OR "host" = 'myhost4' AND $timeFilter
GROUP BY time($interval)

select * from "inoctets" where host =~ /myhost1/myhost4/ limit 10