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/* |
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* i-scream central monitoring system |
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* http://www.i-scream.org.uk |
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* http://www.i-scream.org |
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* Copyright (C) 2000-2002 i-scream |
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* |
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* This program is free software; you can redistribute it and/or |
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import java.text.NumberFormat; |
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import uk.org.iscream.cms.server.client.*; |
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import uk.org.iscream.cms.server.core.*; |
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import uk.org.iscream.cms.server.util.*; |
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import uk.org.iscream.cms.util.*; |
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import uk.org.iscream.cms.server.componentmanager.*; |
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/** |
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*/ |
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public void analysePacket(XMLPacket packet) { |
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String source = packet.getParam("packet.attributes.machine_name"); |
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if(!checkBooleanConfig("Host." + source, "Monitor." + _name + ".enable")) { |
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return; |
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} |
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if (!_hosts.containsKey(source)) { |
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_hosts.put(source, new Register(source, _name)); |
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} |
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// we default to false |
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} |
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// this bit determines if the memory check is a % check |
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// or a kb check |
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// this bit determines if the memory check is a % check |
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// or a byte check |
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String type; |
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double curValue; |
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int newThreshold; |
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if(useValue) { |
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// kb memory available |
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// bytes of memory available |
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if(useCache) { |
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// NOTE: we take cache as being "probably free" for this check |
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curValue = memoryFree + memoryCache; |
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} |
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// negate check |
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newThreshold = checkAttributeThreshold(curValue, reg, true); |
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type = "kb"; |
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type = "bytes"; |
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} else { |
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// % memory in use |
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if(useCache) { |
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// NOTE: we take cache as being "probably free" for this check |
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curValue = (1 - ((memoryFree + memoryCache) / memoryTotal)) * 100; |
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curValue = (1 - (((double)memoryFree + (double)memoryCache) / (double)memoryTotal)) * 100; |
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} else { |
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curValue = (1 - (memoryFree / memoryTotal)) * 100; |
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curValue = (1 - ((double)memoryFree / (double)memoryTotal)) * 100; |
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} |
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// normal check |
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newThreshold = checkAttributeThreshold(curValue, reg, false); |
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type = "%"; |
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} |
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// format the memoryInUse to a String |
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// format the value to a String |
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NumberFormat nf = NumberFormat.getInstance(); |
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nf.setMaximumFractionDigits(2); |
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nf.setMinimumFractionDigits(2); |
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String strCurValue = nf.format(curValue); |
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// set the attributeName nicely |
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String attributeName = type + " Memory in use"; |
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String attributeName = type + " Memory in use " + type; |
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if(useCache) { |
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attributeName += " (ex. cache)"; |
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} |
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* Overrides the {@link java.lang.Object#toString() Object.toString()} |
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* method to provide clean logging (every class should have this). |
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* |
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* This uses the uk.org.iscream.cms.server.util.NameFormat class |
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* This uses the uk.org.iscream.cms.util.NameFormat class |
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* to format the toString() |
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* |
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* @return the name of this class and its CVS revision |