diff --git a/source/tools/monitor/unity/collector/loop.lua b/source/tools/monitor/unity/collector/loop.lua
index 47e793ded8ae19fe1eb7a5740ca2b9d2206d828f..68b19a557bd4eedd50ed18326bd38de9c4e89ba6 100644
--- a/source/tools/monitor/unity/collector/loop.lua
+++ b/source/tools/monitor/unity/collector/loop.lua
@@ -16,7 +16,7 @@ local CguardDaemon = require("collector.guard.guardDaemon")
 local CguardSelfStat = require("collector.guard.guardSelfStat")
 local CpostPlugin = require("collector.postPlugin.postPlugin")
 local CforkRun = require("collector.execEngine.forkRun")
----local CpodFilter = require("collector.podMan.podFilter")
+local CpodFilter = require("collector.podMan.podFilter")
 local CpodsAll = require("collector.podMan.podsAll")
 local Cloop = class("loop")
 
@@ -52,11 +52,15 @@ function Cloop:loadLuaPlugin(res, proc_path, procffi)
         end
     end
     if res.container then
-        ---self._procs[c] = CpodFilter.new(res, self._proto, procffi, proc_path)
-        ---self._names[c] = "podFilter"
-        self._procs[c] = CpodsAll.new(res, self._proto, procffi, proc_path)
-        self._names[c] = "podMon"
-
+        if res.container.mode == "cgroup" then
+	    --print("mods1="..res.container.mode)
+            self._procs[c] = CpodFilter.new(res, self._proto, procffi, proc_path)
+            self._names[c] = "podFilter"
+        else
+	    --print("mods2="..res.container.mode)
+            self._procs[c] = CpodsAll.new(res, self._proto, procffi, proc_path)
+            self._names[c] = "podMon"
+        end
     end
     print("add " .. system:keyCount(self._procs) .. " lua plugin.")
 end
diff --git a/source/tools/monitor/unity/collector/proc_stat.lua b/source/tools/monitor/unity/collector/proc_stat.lua
index e5834d75d8f3ad3d49670a55bb71205005fa3b78..dbdec60beadc78c5404c8dedf41e94cc57e299ef 100644
--- a/source/tools/monitor/unity/collector/proc_stat.lua
+++ b/source/tools/monitor/unity/collector/proc_stat.lua
@@ -14,6 +14,9 @@ function CprocStat:_init_(proto, pffi, mnt, pFile)
     CvProc._init_(self, proto, pffi, mnt,pFile or "proc/stat")
     self._funs = self:setupTable()
     self._cpuArr = {}
+    self._total_warn = 0
+    self._sys_warn = 0
+    self._user_warn = 0
 end
 
 function CprocStat:_cpuHead()
@@ -23,6 +26,12 @@ end
 
 function CprocStat:_procCpu(now, last)
     if last then
+        local user_thresh = 40
+        local sys_thresh = 25
+        local total_thresh = 55
+        local user_util = 0
+        local sys_util = 0
+        local warn = 0
         local vs = {}
         local sum = 0
         local index = self:_cpuHead()
@@ -37,10 +46,39 @@ function CprocStat:_procCpu(now, last)
             local total = tonumber(sum)
             for i = 1, #vs do
                 local v = tonumber(vs[i])
+
+		--for warn events
+		if index[i] == "user" or index[i] == "nice" then
+			user_util = user_util + v*100.0/total
+		end
+		if index[i] == "sys" or index[i] == "softirq" then
+			sys_util = sys_util + v*100.0/total
+		end
+		if index[i] == "idle" then
+			total_util = 100 - (v*100.0/total)
+		end
+
                 local cell = {name=index[i], value=tonumber(v * 100.0 / total)}
                 table.insert(res, cell)
             end
             table.insert(res, {name="total", value=total})
+	    --warn events
+	    if user_util > user_thresh then
+		self._user_warn = self._user_warn + 1
+	    end
+            local cell0 = {name="usr_warn", value=self._user_warn}
+	    table.insert(res, cell0) 
+	    if sys_util > sys_thresh then
+		self._sys_warn = self._sys_warn + 1
+	    end
+	    local cell1 = {name="sys_warn", value=self._sys_warn}
+            table.insert(res, cell1) 
+	    if total_util > user_thresh then
+		self._total_warn = self._total_warn + 1
+	    end
+            local cell2 = {name="total_warn", value=self._total_warn}
+	    table.insert(res, cell2)
+
             return res
         end
     end
diff --git a/source/tools/monitor/unity/etc/k8s.yaml b/source/tools/monitor/unity/etc/k8s.yaml
index 8b9f1690fcefbbeb34e9f2125a534ffbc9b4800f..458b90f49bbf998e272c87eb67977a2e2f16eaca 100644
--- a/source/tools/monitor/unity/etc/k8s.yaml
+++ b/source/tools/monitor/unity/etc/k8s.yaml
@@ -25,6 +25,7 @@ outline:
 
 container:
   mode: "pods"
+  #mode:"cgroup"
   #"cg_cpuacct_stat" is a substitute of cg_cpuacct_proc_stat
   luaPlugin: ["cg_memory_fail_cnt", "cg_memory_util", "cg_memory_dcmp_latency",
              "cg_memory_drcm_latency", "cg_cpuacct_wait_latency", "cg_cpuacct_proc_stat",