diff --git a/source/tools/detect/io/iowaitstat/iowaitstat.py b/source/tools/detect/io/iowaitstat/iowaitstat.py
index 4680f7d9d5eb095a2265352072929e10c8c59a06..12a31658e7c75d7828bf4bb3a5b5afa8c7c104fa 100755
--- a/source/tools/detect/io/iowaitstat/iowaitstat.py
+++ b/source/tools/detect/io/iowaitstat/iowaitstat.py
@@ -95,7 +95,7 @@ class iowaitClass():
                 self.expression.append('r:r_%s_0 %s%s' % (kprobe, kprobe, commArgs))
                 self.kprobe.append('r_%s_0' % kprobe)
         if len(self.kprobe) == 0:
-            print "not available kprobe"
+            print("%s" % ("not available kprobe"))
             sys.exit(0)
 
     def config(self):
@@ -115,7 +115,10 @@ class iowaitClass():
         echoFile(self.tracingDir+"/trace", "")
         echoFile(self.tracingDir+"/tracing_on", "1")
         with open("/proc/stat") as fStat:
-            cpuStatList = map(long, fStat.readline().split()[1:])
+            try:
+                cpuStatList = list(map(long, fStat.readline().split()[1:]))
+            except Exception:
+                cpuStatList = list(map(int, fStat.readline().split()[1:]))
             self.cpuStatIowait['sum'] = sum(cpuStatList)
             self.cpuStatIowait['iowait'] = cpuStatList[4]
 
@@ -182,7 +185,10 @@ class iowaitClass():
         commArgs = self.ftracePaserCommArgs
 
         with open("/proc/stat") as fStat:
-            statList = map(long, fStat.readline().split()[1:])
+            try:
+                statList = list(map(long, fStat.readline().split()[1:]))
+            except Exception:
+                statList = list(map(int, fStat.readline().split()[1:]))
         gloabIowait = float(format(
             (statList[4]-self.cpuStatIowait['iowait'])*100.0 /
             (sum(statList)-self.cpuStatIowait['sum']), '.2f'))
@@ -253,7 +259,7 @@ class iowaitClass():
 
         if self.json == False:
             head = str(time.strftime('%Y/%m/%d %H:%M:%S', time.localtime()))+' -> global iowait%: '+str(gloabIowait)
-            print head
+            print(head)
 
         if stat:
             stat = OrderedDict(sorted(stat.items(), key=lambda e: e[1]["timeout"], reverse=True))
@@ -298,7 +304,7 @@ class iowaitClass():
 
 def main():
     if os.geteuid() != 0:
-        print "This program must be run as root. Aborting."
+        print("%s" % ("This program must be run as root. Aborting."))
         sys.exit(0)
     examples = """e.g.
   ./iowaitstat.py
diff --git a/source/tools/detect/mem/fcachetop/fcachetop.py b/source/tools/detect/mem/fcachetop/fcachetop.py
old mode 100644
new mode 100755
index d329a2ffb5a06be59e95e3ef07107e6cd774c030..e4784c3cee8ec68cfb9642d38c3654c6d87ca6e7
--- a/source/tools/detect/mem/fcachetop/fcachetop.py
+++ b/source/tools/detect/mem/fcachetop/fcachetop.py
@@ -26,7 +26,7 @@ except ImportError:
 	c_off_t = c_longlong if is_64bits else c_int
 
 if os.geteuid() != 0:
-	print "This program must be run as root. Aborting."
+	print("%s" % ("This program must be run as root. Aborting."))
 	sys.exit(1)
 
 MAP_FAILED = c_ulong(-1).value
@@ -84,12 +84,12 @@ class Filecachestat:
 				filename = "%s...%s" % (filename_start, filename_end)
 			else:
 				filename += ' '
-		print "%s%s%-16d%-16s%s" \
+		print("%s%s%-16d%-16s%s" \
 			% (filename.ljust(48),\
 			(str(self.pagecached)+'/'+hum_convert(self.pagecached*PAGESIZE)).ljust(24),\
 			self.nr_page,\
 			str(self.hit_percent)+"%",\
-			self.comm)
+			self.comm))
 
 def getCacheStat(filename, comm):
 	if os.path.isfile(filename) and os.access(filename, os.R_OK):
@@ -104,7 +104,7 @@ def getCacheStat(filename, comm):
 			f.close()
 			return 0
 
-		nr_pages = (size + PAGESIZE - 1) / PAGESIZE
+		nr_pages = int((size + PAGESIZE - 1) / PAGESIZE)
 		vec = (c_ubyte * nr_pages)()
 		ret = _mincore(addr, size, cast(vec, POINTER(c_ubyte)))
 		if ret != 0:
@@ -172,7 +172,7 @@ def topFileCache(interval, top):
 		topDisplay = 0
 		total_cached = 0
 		os.system("clear")
-		print "The top%d Max cached open files:" %top
+		print("The top%d Max cached open files:" %top)
 		print(head_txt)
 		global global_stat_list
 		for stat in global_stat_list:
@@ -181,7 +181,8 @@ def topFileCache(interval, top):
 			total_cached += (stat.pagecached * PAGESIZE)
 			topDisplay += 1
 		if total_cached != 0:
-			print "Total cached %s for all open files%s" %(hum_convert(total_cached),'(ctrl+c exit)' if interval else '')
+			print("Total cached %s for all open files%s" %(
+			hum_convert(total_cached),'(ctrl+c exit)' if interval else ''))
 		if interval == 0:
 			break
 		sleep(interval)