2018-11-06: FG; Fixed bug when OSD size is zero.

Ceph/Script/cephDiskPerf.pl

@@ -178,6 +178,10 @@ foreach my $_lineS (@_dataSize)
     my $sizeLastChar = lc(chop($size));
     if ($sizeLastChar eq "t") {
 	$size = $size * 1000.;
+    } elsif ($sizeLastChar eq "g") {
+      $size += 0.;
+    } elsif ($size eq "") {
+      $size = 0.;
     }
     $size += 0.;
 

Ceph/Script/queryCephDisks.pl

@@ -201,6 +201,10 @@ foreach my $_line (@_data)
     my $sizeLastChar = lc(chop($size));
     if ($sizeLastChar eq "t") {
 	$size = $size * 1000.;
+    } elsif ($sizeLastChar eq "g") {
+      $size += 0.;
+    } elsif ($size eq "") {
+      $size = 0.;
     }
     $size += 0.;