Mercurial > hg > blitz_condensed

annotate src/org/dancres/blitz/stats/IOStat.java @ 34:6f68e94c1fb8 default tip

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Add CondensedStats monitoring utility, equivalent to vmstat
author Dominic Cleal <dominic-cleal@cdo2.com>
date Thu, 05 Aug 2010 11:07:25 +0100
parents 3dc0c5604566
children
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1 package org.dancres.blitz.stats;
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2
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3 /**
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4 <p>Tracks WriteDaemon statistics. This stat is permanently enabled and
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5 cannot be switched on or off. It's maintenance costs are entirely absorbed
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6 by the caller recovering stats from StatsBoard.</p>
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7
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8 @see org.dancres.blitz.disk.WriteDaemon
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9 */
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10 public class IOStat implements Stat {
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11 private long theId;
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12
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13 private double theTimePerIn;
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14 private double theTimePerOut;
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15 private double theInOutRatio;
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16 private int theQueueSize;
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17 private int theThrottleCount;
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18
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19 public IOStat(long anId, double aTimePerIn, double aTimePerOut,
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20 double anInOutRatio, int aQueueSize, int aThrottleCount) {
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21 theId = anId;
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22 theTimePerIn = aTimePerIn;
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23 theTimePerOut = aTimePerOut;
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24 theInOutRatio = anInOutRatio;
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25 theQueueSize = aQueueSize;
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26 theThrottleCount = aThrottleCount;
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27 }
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28
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29 public long getId() {
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30 return theId;
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31 }
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32
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33 public double getTimePerIn() {
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34 return theTimePerIn;
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35 }
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36
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37 public double getTimePerOut() {
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38 return theTimePerOut;
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39 }
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40
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41 public double getInOutRatio() {
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42 return theInOutRatio;
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43 }
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44
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45 public int getQueueSize() {
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46 return theQueueSize;
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47 }
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48
34
6f68e94c1fb8 Add CondensedStats monitoring utility, equivalent to vmstat
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49 public int getThrottleCount() {
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50 return theThrottleCount;
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51 }
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52
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53 public String toString() {
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54 return "IO TPI: " + theTimePerIn + " TPO: " + theTimePerOut + " IOR: " +
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55 theInOutRatio + " QSZ: " + theQueueSize + " THROTTLE: " +
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56 theThrottleCount;
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57 }
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58 }