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added memory(1)

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aiju 2011-07-23 16:05:37 +02:00
parent 18e6824756
commit fe97c2dd85
1 changed files with 16 additions and 0 deletions
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16
rc/bin/memory Executable file
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@ -0,0 +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