shithub: riscv

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added memory(1)

--- /dev/null

+++ b/rc/bin/memory

@@ -1,0 +1,16 @@

+#!/bin/rc

+awk '

+function human(name, n) {

+	printf "%-15s", name

+	if(n >= 1000000000) printf "%.3g GB\n", n / 1073741824

+	else if(n >= 1000000) printf "%.3g MB\n", n / 1048576

+	else if(n >= 1000) printf "%.3g KB\n", n / 1024

+	else printf "%d B\n", n

+}

+$2 == "memory" { human("total", $1) }

+$2 == "pagesize" { pagesize = $1 }

+$2 == "kernel" && NF == 2 { human("total kernel", $1 * pagesize) }

+$2 == "user" { split($1, a, "/"); human("total user", a[2] * pagesize); print ""; human("used  user", a[1] * pagesize) }

+$2 == "kernel" && $3 == "malloc" { split($1, a, "/"); human("used  kernel", a[1]) }

+$2 == "kernel" && $3 == "draw" { split($1, a, "/"); human("used  draw", a[1]) }

+' < /dev/swap