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@ -56,7 +56,7 @@ public final class plasmaWordIndexCache implements plasmaWordIndexInterface {
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private static final String oldSingletonFileName = "indexSingletons0.db";
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private static final String newSingletonFileName = "indexAssortment001.db";
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private static final String indexAssortmentClusterPath = "ACLUSTER";
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private static final int assortmentLimit = 6;
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private static final int assortmentLimit = 8;
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// class variables
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@ -317,7 +317,7 @@ public final class plasmaWordIndexCache implements plasmaWordIndexInterface {
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}
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}
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private int flushFromMemToLimit() {
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private synchronized int flushFromMemToLimit() {
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if ((hashScore.size() == 0) && (cache.size() == 0)) {
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serverLog.logDebug("PLASMA INDEXING", "flushToLimit: called but cache is empty");
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return 0;
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@ -361,7 +361,7 @@ public final class plasmaWordIndexCache implements plasmaWordIndexInterface {
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count = 0;
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// flush high-scores that accumultated too much
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for (int cluster = clusterCandidate.length; cluster >= 100; cluster--) {
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for (int cluster = clusterCandidate.length; cluster >= 50; cluster--) {
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candidateCounter = 0;
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i = clusterCandidate[cluster - 1].entrySet().iterator();
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while (i.hasNext()) {
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@ -369,16 +369,16 @@ public final class plasmaWordIndexCache implements plasmaWordIndexInterface {
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key = (String) entry.getValue();
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createTime = (Long) entry.getKey();
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count += java.lang.Math.abs(flushFromMem(key, false));
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candidateCounter += cluster + 1;
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log.logDebug("flushed high-cluster over limit #" + (cluster + 1) + ", key=" + key + ", count=" + count + ", cachesize=" + cache.size());
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candidateCounter += cluster;
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log.logDebug("flushed high-cluster over limit #" + cluster + ", key=" + key + ", count=" + count + ", cachesize=" + cache.size());
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}
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}
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// flush from assortment cluster
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for (int cluster = 0; cluster < assortmentLimit; cluster++) {
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for (int cluster = 1; cluster <= java.lang.Math.min(clusterCandidate.length, assortmentLimit); cluster++) {
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candidateCounter = 0;
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// select a specific cluster
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i = clusterCandidate[cluster].entrySet().iterator();
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i = clusterCandidate[cluster - 1].entrySet().iterator();
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// check each element in this flush-list: too old?
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while (i.hasNext()) {
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entry = (Map.Entry) i.next();
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@ -387,14 +387,12 @@ public final class plasmaWordIndexCache implements plasmaWordIndexInterface {
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if ((createTime != null) && ((System.currentTimeMillis() - createTime.longValue()) > 90000)) {
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//log.logDebug("flushing singleton-key " + key + ", count=" + count + ", cachesize=" + cache.size() + ", singleton-size=" + singletons.size());
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count += java.lang.Math.abs(flushFromMem(key, true));
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candidateCounter += cluster + 1;
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candidateCounter += cluster;
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}
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if (count > 2000) {
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if (candidateCounter > 0) log.logDebug("flushed low-cluster #" + (cluster + 1) + ", count=" + count + ", candidateCounter=" + candidateCounter + ", cachesize=" + cache.size());
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return count;
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}
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}
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if (candidateCounter > 0) log.logDebug("flushed low-cluster #" + (cluster + 1) + ", count=" + count + ", candidateCounter=" + candidateCounter + ", cachesize=" + cache.size());
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if (candidateCounter > 0) log.logDebug("flushed low-cluster #" + cluster + ", count=" + count + ", candidateCounter=" + candidateCounter + ", cachesize=" + cache.size());
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if (count > 1000) return count;
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}
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// stop flushing if cache is shrinked enough
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@ -402,19 +400,19 @@ public final class plasmaWordIndexCache implements plasmaWordIndexInterface {
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if (cache.size() < this.maxWords) return count;
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// flush high-scores
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for (int cluster = 100; cluster >= assortmentLimit; cluster--) {
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for (int cluster = java.lang.Math.min(clusterCandidate.length, 50); cluster > assortmentLimit; cluster--) {
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candidateCounter = 0;
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i = clusterCandidate[cluster - 1].entrySet().iterator();
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while (i.hasNext()) {
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if (cache.size() < this.maxWords) return count;
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entry = (Map.Entry) i.next();
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entry = (Map.Entry) i.next();
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key = (String) entry.getValue();
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createTime = (Long) entry.getKey();
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if ((createTime != null) && ((System.currentTimeMillis() - createTime.longValue()) > (600000/cluster))) {
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count += java.lang.Math.abs(flushFromMem(key, false));
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candidateCounter += cluster + 1;
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log.logDebug("flushed high-cluster below limit #" + (cluster + 1) + ", key=" + key + ", count=" + count + ", cachesize=" + cache.size());
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candidateCounter += cluster;
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log.logDebug("flushed high-cluster below limit #" + cluster + ", key=" + key + ", count=" + count + ", cachesize=" + cache.size());
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}
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if (cache.size() < this.maxWords) return count;
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}
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}
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