diff --git a/source/tools/monitor/unity/collector/container/cg_memory_util.lua b/source/tools/monitor/unity/collector/container/cg_memory_util.lua
index 54316714212fbe234af962f080fabc8d31997e4a..839fecddecf2e1e1a2caaeacc6a5c4979c0119a2 100644
--- a/source/tools/monitor/unity/collector/container/cg_memory_util.lua
+++ b/source/tools/monitor/unity/collector/container/cg_memory_util.lua
@@ -37,44 +37,64 @@ end
 function CgMemUtil:proc(elapsed, lines)
     local c = 1
     local k = 1
+    local total_inactive_file
     CvProc.proc(self)
     self:_getLimit_()
     self:_getUsage_()
     local values = {}
     for line in io.lines(self.pFile) do
-    local name
-    local cell = pystring:split(line)
-    local num = #cell
-    local val = tonumber(cell[num])
-    local metrics = {["total_cache"] = 1, ["total_rss"] = 1, ["total_shmem"]=1,["total_dirty"]=1,["total_pgpgin"]=1,["total_pgpgout"]=1,
+        local name
+        local cell = pystring:split(line)
+        local num = #cell
+        local val = tonumber(cell[num])
+        local metrics = {["total_cache"] = 1, ["total_rss"] = 1, ["total_shmem"]=1,["total_dirty"]=1,["total_pgpgin"]=1,["total_pgpgout"]=1,
                         ["total_inactive_anon"] =1, ["total_active_anon"]=1,["total_inactive_file"] =1, ["total_active_file"] =1,["total_pgfault"]=1}
-    --we assume that: memory.use_hierarchy is "1"
-    if metrics[cell[1]] then
-        name = string.sub(cell[1], 7)
-        values[k] = {
-            name = name,
-            value = val
-        }
-        k = k + 1
-        if ("total_cache" == cell[1]) or ("total_rss" == cell[1]) then
+        --we assume that: memory.use_hierarchy is "1"
+        if metrics[cell[1]] then
+            name = string.sub(cell[1], 7)
+            values[k] = {
+                name = name,
+                value = val
+            }
+            k = k + 1
+
+            if ("total_cache" == cell[1]) or ("total_rss" == cell[1]) then
                 local ratio = (100.00*val) / tonumber(self.usage)
                 values[k] = {
-                name = name.."_ratio",
-                value = ratio
+                    name = name.."_ratio",
+                    value = ratio
                 }
                 k = k + 1
+            end
+
+            if (cell[1] == "total_inactive_file") then 
+                total_inactive_file = val
+            end
         end
     end
+
+ 
+    local workingSet = self.usage
+    if workingSet < total_inactive_file then
+        workingSet = 0
+    else 
+        workingSet = workingSet - total_inactive_file
     end
     values[k] = {
-     name = "usage",
-     value = self.usage
+        name = "working_set_bytes",
+        value = workingSet
     }
+
     values[k+1] = {
+        name = "usage",
+        value = self.usage
+    }
+    values[k+2] = {
          name = "mem_util",
          value = (tonumber(self.usage)*100.0)/ tonumber(self.limit)
     }
     self:appendLine(self:_packProto("cg_memory_util", self.ls, values))
     self:push(lines)
 end
+
 return CgMemUtil
diff --git a/source/tools/monitor/unity/collector/container/container_network_tr.lua b/source/tools/monitor/unity/collector/container/container_network_tr.lua
new file mode 100644
index 0000000000000000000000000000000000000000..1460b78d1ecf228b8456339dbd3384778e3c85e3
--- /dev/null
+++ b/source/tools/monitor/unity/collector/container/container_network_tr.lua
@@ -0,0 +1,120 @@
+require("common.class")
+local pystring = require("common.pystring")
+local system = require("common.system")
+local CvProc = require("collector.vproc")
+
+local cpu_root = "sys/fs/cgroup/cpu/"
+local procs_file = "/cgroup.procs"
+local proc = "proc/"
+local net_dev = "/net/dev"
+
+local ProcNetStat = class("container_network_tr", CvProc)
+
+function ProcNetStat:_init_(proto, pffi, mnt, path, ls)
+    CvProc._init_(self, proto, pffi, mnt, cpu_root..path..procs_file)
+    self.ls = ls
+    self.mnt = mnt
+    self.procnetpath = ""
+    self.init_pid = ""
+
+end
+
+--- open cgroup.procs to get the first pid
+function ProcNetStat:_getInitPid_()
+    local pfile = io.open(self.pFile, "r")
+    local firstline = pfile:read("*line")
+    self.init_pid = firstline
+    io.close(pfile)
+end
+
+--- procnetpath = "/proc/self/net/dev"
+function ProcNetStat:_getProcNetPath_()
+    self:_getInitPid_()
+    self.procnetpath = self.mnt..proc..self.init_pid..net_dev
+end
+
+local function isIgnoredDevice(devname)
+    local ignoredDevicePrefixes = {"lo", "veth", "docker"}
+    for _, value in ipairs(ignoredDevicePrefixes) do
+        if pystring:startswith(devname, value) then
+            return true
+        end
+    end
+    return false
+end
+
+local function copyTable(original)
+    local copy = {}
+    for key, value in pairs(original) do
+        copy[key] = value
+    end
+    return copy
+end
+
+function ProcNetStat:proc(elapsed, lines)
+    local c = 1
+    local k = 1
+    local local_ls = copyTable(self.ls)
+    local devName
+    local RxBytes, RxPackets = 0, 0
+    local TxBytes, TxPackets = 0, 0
+    local values = {}
+    CvProc.proc(self)
+    self:_getProcNetPath_()
+
+    for line in io.lines(self.procnetpath) do
+        local cell
+
+        --- skip first two lines
+        if c < 3 then
+            c = c + 1
+            goto continue
+        end
+    
+        line = pystring:replace(line, ":", "")
+        --- "eth0" and "lo" may start with " "
+        line = pystring:lstrip(line)
+        cell = pystring:split(line)
+        if #cell ~= 17 then
+            print("invalid interface stats line " .. line)
+            goto continue
+        end
+
+        devName = cell[1]
+        --- ignore lo and veth interface
+        if isIgnoredDevice(devName) then
+            goto continue
+        end
+
+        RxBytes = tonumber(cell[2])
+        RxPackets = tonumber(cell[3])
+        TxBytes = tonumber(cell[10])
+        TxPackets = tonumber(cell[11])
+
+        --- local_ls = self.ls (podname, container, podns)
+        table.insert(local_ls, {name = "interface", index = devName})
+        values[k] = {
+            name = "network_receive_bytes",
+            value = RxBytes
+        }
+        values[k+1] = {
+            name = "network_receive_packets",
+            value = RxPackets
+        }
+        values[k+2] = {
+            name = "network_transmit_bytes",
+            value = TxBytes
+        }
+        values[k+3] = {
+            name = "network_transmit_packets",
+            value = TxPackets
+        }
+
+        self:appendLine(self:_packProto("container_network_tr", local_ls , values))
+        self:push(lines)
+             
+        ::continue::
+    end    
+end
+
+return ProcNetStat
\ No newline at end of file
diff --git a/source/tools/monitor/unity/etc/k8s.yaml b/source/tools/monitor/unity/etc/k8s.yaml
index 458b90f49bbf998e272c87eb67977a2e2f16eaca..b2af26d89185ed71510200f8b05184a254057c46 100644
--- a/source/tools/monitor/unity/etc/k8s.yaml
+++ b/source/tools/monitor/unity/etc/k8s.yaml
@@ -29,7 +29,8 @@ container:
   #"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",
-             "cg_cpu_stat", "cg_pmu_events", "cg_cpu_cfs_quota", "cg_mem_drcm_glob_latency"]
+             "cg_cpu_stat", "cg_pmu_events", "cg_cpu_cfs_quota", "cg_mem_drcm_glob_latency",
+             "container_network_tr"]
   directCgPath:
     - "/"
     - "/kubepods.slice"
@@ -331,3 +332,8 @@ metrics:
     head: value
     help: "pmu events of cgroups"
     type: "gauge"
+  - title: sysom_container_network_rx/tx
+    from: container_network_tr
+    head: value
+    help: "container network rx/tx stat"
+    type: "gauge"