[svn] r4937 - trunk/tools/dstat/plugins

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Author: dag
Date: 2006-11-26 13:34:39 +0100 (Sun, 26 Nov 2006)
New Revision: 4937

Added:
   trunk/tools/dstat/plugins/dstat_vzubc.py
Log:
Initial import.

Added: trunk/tools/dstat/plugins/dstat_vzubc.py
===================================================================
--- trunk/tools/dstat/plugins/dstat_vzubc.py	                        (rev 0)
+++ trunk/tools/dstat/plugins/dstat_vzubc.py	2006-11-26 12:34:39 UTC (rev 4937)
@@ -0,0 +1,71 @@
+global string
+import string
+
+class dstat_vzubc(dstat):
+	def __init__(self):
+		self.format = ('d', 5, 1000)
+		self.open('/proc/user_beancounters')
+		self.nick = ('fcnt', )
+		self.discover = self.discover()
+		self.vars = self.vars()
+		self.name = self.name()
+		self.init(self.vars + ['total'], 1)
+		info(1, 'Module dstat_vzubc is still experimental.')
+
+	def discover(self, *list):
+		ret = []
+		if self.fd:
+			self.fd.seek(0)
+			for line in self.fd.readlines():
+				l = line.split()
+				if len(l) < 7 or l[0] in ('uid', '0:'): continue
+				ret.append(l[0][0:-1])
+			ret.sort()
+		for item in list: ret.append(item)
+		return ret
+
+	def name(self):
+		ret = []
+		for name in self.vars:
+			if name == 'total':
+				ret.append('total failcnt')
+			else:
+				ret.append(name)
+		return ret
+
+	def vars(self):
+		ret = []
+		if not op.full:
+			list = ('total', )
+		else: 
+			list = self.discover
+		for name in list: 
+			if name in self.discover + ['total']:
+				ret.append(name)
+		return ret
+
+	def extract(self):
+		for name in self.vars + ['total']:
+			self.cn2[name] = 0
+		self.fd.seek(0)
+		for line in self.fd.readlines():
+			l = line.split() 
+			if len(l) < 6 or l[0] == 'uid':
+				continue
+			elif len(l) == 7:
+				name = l[0][0:-1]
+				if name in self.vars:
+					self.cn2[name] = self.cn2[name] + long(l[6])
+				self.cn2['total'] = self.cn2['total'] + long(l[6])
+			elif name == '0':
+				continue
+			else:
+				if name in self.vars:
+					self.cn2[name] = self.cn2[name] + long(l[5])
+				self.cn2['total'] = self.cn2['total'] + long(l[5])
+		for name in self.vars:
+			self.val[name] = (self.cn2[name] - self.cn1[name]) * 1.0 / tick
+		if step == op.delay:
+			self.cn1.update(self.cn2)
+
+# vim:ts=4:sw=4