From 15183bcb2b671874cf79ad0baffc8578ce9cdc90 Mon Sep 17 00:00:00 2001 From: phildd Date: Sun, 22 Dec 2013 03:49:56 -0800 Subject: Avoid dashboard divide by zero errors --- usr/local/www/includes/functions.inc.php | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) (limited to 'usr') diff --git a/usr/local/www/includes/functions.inc.php b/usr/local/www/includes/functions.inc.php index 4a8ffc8..198da00 100644 --- a/usr/local/www/includes/functions.inc.php +++ b/usr/local/www/includes/functions.inc.php @@ -146,7 +146,10 @@ function get_pfstate($percent=false) { $curentries = $matches[1]; } if ($percent) - return round(($curentries / $maxstates) * 100, 0); + if ($maxstates > 0) + return round(($curentries / $maxstates) * 100, 0); + else + return "NA"; else return $curentries . "/" . $maxstates; } @@ -166,7 +169,10 @@ function get_mbuf($percent=false) { $mbufs_output=trim(`/usr/bin/netstat -mb | /usr/bin/grep "mbuf clusters in use" | /usr/bin/awk '{ print $1 }'`); list( $mbufs_current, $mbufs_cache, $mbufs_total, $mbufs_max ) = explode( "/", $mbufs_output); if ($percent) - return round(($mbufs_total / $mbufs_max) * 100, 0); + if ($mbufs_max > 0) + return round(($mbufs_total / $mbufs_max) * 100, 0); + else + return "NA"; else return "{$mbufs_total}/{$mbufs_max}"; } @@ -211,7 +217,10 @@ function mem_usage() { $totalMem = $memory[0]; $availMem = $memory[1] + $memory[2] + $memory[3]; $usedMem = $totalMem - $availMem; - $memUsage = round(($usedMem * 100) / $totalMem, 0); + if ($totalMem > 0) + $memUsage = round(($usedMem * 100) / $totalMem, 0); + else + $memUsage = "NA"; return $memUsage; } -- cgit v1.1