From cae78d70415923c0deabd518f23dc534f11cfacd Mon Sep 17 00:00:00 2001
From: Marco Pesenti Gritti <marco@localhost.localdomain>
Date: Mon, 08 Jan 2007 17:06:59 +0000
Subject: Rework the console to use autoactivation, move it in services/

---
(limited to 'services/console/interface/memphis/plugins/cpu/info.py')

diff --git a/services/console/interface/memphis/plugins/cpu/info.py b/services/console/interface/memphis/plugins/cpu/info.py
new file mode 100644
index 0000000..9cb1ad4
--- /dev/null
+++ b/services/console/interface/memphis/plugins/cpu/info.py
@@ -0,0 +1,48 @@
+###########################################################
+# Main function:
+# -----------------
+# self:  self plugin object
+# mself: memphis object / principal class
+# pinfo: row with information about current tracing process
+############################################################
+
+def plg_on_top_data_refresh(self, pinfo):
+    PI = self.INTERNALS['Plg'].proc
+    
+    pid = pinfo['pid']
+    
+    # Get JIFFIES CPU usage
+    used_jiffies = pinfo['utime'] + pinfo['stime']
+    last_ujiffies = get_pid_ujiffies(self, pid)
+    
+    cpu_usage = PI.get_CPU_usage(self.cpu_hz, used_jiffies, pinfo['start_time'])
+
+    # Get PERCENT CPU usage
+    if last_ujiffies == 0.0:
+        pcpu = 0.0
+        set_pid_ujiffies(self, pid, cpu_usage['used_jiffies'])
+        data = [int(pcpu)]
+        return data
+                
+    used_jiffies  = cpu_usage['used_jiffies'] - last_ujiffies
+
+    # Available jiffies are
+    avail_jiffies = (500/1000.0)*self.cpu_hz # 500 = 0.5 second
+    pcpu = ((used_jiffies*100)/avail_jiffies)
+    
+    set_pid_ujiffies(self, pid, cpu_usage['used_jiffies'])
+        
+    data = [int(pcpu)]
+    return data
+
+def get_pid_ujiffies(self, pid):
+    
+    if pid in self.pids_ujiffies:
+        return self.pids_ujiffies[pid]
+    else:
+        set_pid_ujiffies(self, pid, 0)
+        return self.pids_ujiffies[pid]
+
+def set_pid_ujiffies(self, pid, ujiffies):
+    self.pids_ujiffies[pid] = ujiffies
+
--
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