Solaris disk support (#5638)

weed/stats/disk_common.go

@@ -0,0 +1,17 @@
+package stats
+
+import "github.com/seaweedfs/seaweedfs/weed/pb/volume_server_pb"
+
+func calculateDiskRemaining(disk *volume_server_pb.DiskStatus) {
+	disk.Used = disk.All - disk.Free
+
+	if disk.All > 0 {
+		disk.PercentFree = float32((float64(disk.Free) / float64(disk.All)) * 100)
+		disk.PercentUsed = float32((float64(disk.Used) / float64(disk.All)) * 100)
+	} else {
+		disk.PercentFree = 0
+		disk.PercentUsed = 0
+	}
+
+	return
+}