diff --git a/confluent_server/confluent/plugins/hardwaremanagement/cnos.py b/confluent_server/confluent/plugins/hardwaremanagement/cnos.py
index 64bc9948..955736b5 100644
--- a/confluent_server/confluent/plugins/hardwaremanagement/cnos.py
+++ b/confluent_server/confluent/plugins/hardwaremanagement/cnos.py
@@ -24,6 +24,7 @@
 
 
 import eventlet
+import eventlet.queue as queue
 import confluent.exceptions as exc
 webclient = eventlet.import_patched('pyghmi.util.webclient')
 import confluent.messages as msg
@@ -52,45 +53,95 @@ def cnos_login(node, configmanager, creds):
         return wc
     raise exc.TargetEndpointBadCredentials('Unable to authenticate')
 
+def update(nodes, element, configmanager, inputdata):
+    for node in nodes:
+        yield msg.ConfluentNodeError(node, 'Not Implemented')
+
+def delete(nodes, element, configmanager, inputdata):
+    for node in nodes:
+        yield msg.ConfluentNodeError(node, 'Not Implemented')
+
+def create(nodes, element, configmanager, inputdata):
+    for node in nodes:
+        yield msg.ConfluentNodeError(node, 'Not Implemented')
+
 def retrieve(nodes, element, configmanager, inputdata):
+    results = queue.LightQueue()
+    workers = set([])
     if element == ['power', 'state']:
         for node in nodes:
             yield msg.PowerState(node=node, state='on')
-    if element == ['health', 'hardware']:
+        return
+    elif element == ['health', 'hardware']:
         creds = configmanager.get_node_attributes(
                 nodes, ['secret.hardwaremanagementuser', 'secret.hardwaremanagementpassword'], decrypt=True)
         for node in nodes:
-            wc = cnos_login(node, configmanager, creds)
-            hinfo = wc.grab_json_response('/nos/api/sysinfo/globalhealthstatus')
-            summary = hinfo['status'].lower()
-            if summary == 'noncritical':
-                summary = 'warning'
-            yield msg.HealthSummary(summary, name=node)
-            state = None
-            badreadings = []
-            if summary != 'ok':  # temperature or dump or fans or psu
-                wc.grab_json_response('/nos/api/sysinfo/panic_dump')
-                switchinfo = wc.grab_json_response('/nos/api/sysinfo/panic_dump')
-                if switchinfo:
-                    badreadings.append(SwitchSensor('Panicdump', ['Present'], health='warning'))
-                switchinfo = wc.grab_json_response('/nos/api/sysinfo/temperatures')
-                for temp in switchinfo:
-                    if temp == 'Temperature threshold':
-                        continue
-                    if switchinfo[temp]['State'] != 'OK':
-                        temphealth = switchinfo[temp]['State'].lower()
-                        if temphealth == 'noncritical':
-                            temphealth = 'warning'
-                        tempval = switchinfo[temp]['Temp']
-                        badreadings.append(SwitchSensor(temp, [], value=tempval, health=temphealth))
-                switchinfo = wc.grab_json_response('/nos/api/sysinfo/fans')
-                for fan in switchinfo:
-                    if switchinfo[fan]['speed-rpm'] < 100:
-                        badreadings.append(SwitchSensor(fan, [], value=switchinfo[fan]['speed-rpm'], health='critical'))
-                switchinfo = wc.grab_json_response('/nos/api/sysinfo/power')
-                for psu in switchinfo:
-                    if switchinfo[psu]['State'] != 'Normal ON':
-                        psuname = switchinfo[psu]['Name']
-                        badreadings.append(SwitchSensor(psuname, states=[switchinfo[psu]['State']], health='critical'))
-            yield msg.SensorReadings(badreadings, name=node)
+            workers.add(eventlet.spawn(retrieve_health, configmanager, creds,
+                                       node, results))
+    else:
+        for node in nodes:
+            yield msg.ConfluentNodeError(node, 'Not Implemented')
+        return
+    currtimeout = 10
+    while workers:
+        try:
+            datum = results.get(10)
+            while datum:
+                if datum:
+                    yield datum
+                datum = results.get_nowait()
+        except queue.Empty:
+            pass
+        eventlet.sleep(0.001)
+        for t in list(workers):
+            if t.dead:
+                workers.discard(t)
+    try:
+        while True:
+            datum = results.get_nowait()
+            if datum:
+                yield datum
+    except queue.Empty:
+        pass
 
+
+def retrieve_health(configmanager, creds, node, results):
+    wc = cnos_login(node, configmanager, creds)
+    hinfo = wc.grab_json_response('/nos/api/sysinfo/globalhealthstatus')
+    summary = hinfo['status'].lower()
+    if summary == 'noncritical':
+        summary = 'warning'
+    results.put(msg.HealthSummary(summary, name=node))
+    state = None
+    badreadings = []
+    if summary != 'ok':  # temperature or dump or fans or psu
+        wc.grab_json_response('/nos/api/sysinfo/panic_dump')
+        switchinfo = wc.grab_json_response('/nos/api/sysinfo/panic_dump')
+        if switchinfo:
+            badreadings.append(
+                SwitchSensor('Panicdump', ['Present'], health='warning'))
+        switchinfo = wc.grab_json_response('/nos/api/sysinfo/temperatures')
+        for temp in switchinfo:
+            if temp == 'Temperature threshold':
+                continue
+            if switchinfo[temp]['State'] != 'OK':
+                temphealth = switchinfo[temp]['State'].lower()
+                if temphealth == 'noncritical':
+                    temphealth = 'warning'
+                tempval = switchinfo[temp]['Temp']
+                badreadings.append(
+                    SwitchSensor(temp, [], value=tempval, health=temphealth))
+        switchinfo = wc.grab_json_response('/nos/api/sysinfo/fans')
+        for fan in switchinfo:
+            if switchinfo[fan]['speed-rpm'] < 100:
+                badreadings.append(
+                    SwitchSensor(fan, [], value=switchinfo[fan]['speed-rpm'],
+                                 health='critical'))
+        switchinfo = wc.grab_json_response('/nos/api/sysinfo/power')
+        for psu in switchinfo:
+            if switchinfo[psu]['State'] != 'Normal ON':
+                psuname = switchinfo[psu]['Name']
+                badreadings.append(
+                    SwitchSensor(psuname, states=[switchinfo[psu]['State']],
+                                 health='critical'))
+    results.put(msg.SensorReadings(badreadings, name=node))