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yacy_search_server/htroot/PerformanceMemory_p.java

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//PerformaceMemory_p.java
//-----------------------
//part of YaCy
//(C) by Michael Peter Christen; mc@yacy.net
//first published on http://www.anomic.de
//Frankfurt, Germany, 2005
//last major change: 19.09.2005
//
//This program is free software; you can redistribute it and/or modify
//it under the terms of the GNU General Public License as published by
//the Free Software Foundation; either version 2 of the License, or
//(at your option) any later version.
//
//This program is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
//GNU General Public License for more details.
//
//You should have received a copy of the GNU General Public License
//along with this program; if not, write to the Free Software
//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//You must compile this file with
//javac -classpath .:../classes PerformanceMemory_p.java
//if the shell's current path is HTROOT
//import java.util.Iterator;
import java.io.File;
import java.util.Iterator;
import java.util.Map;
import de.anomic.http.httpRequestHeader;
import de.anomic.kelondro.kelondroCache;
import de.anomic.kelondro.kelondroCachedRecords;
import de.anomic.kelondro.kelondroEcoTable;
import de.anomic.kelondro.kelondroFlexTable;
import de.anomic.plasma.plasmaSwitchboard;
import de.anomic.server.serverDomains;
import de.anomic.server.serverFileUtils;
import de.anomic.server.serverMemory;
import de.anomic.server.serverObjects;
import de.anomic.server.serverSwitch;
public class PerformanceMemory_p {
private static final long KB = 1024;
private static final long MB = 1024 * KB;
private static Map<String, String> defaultSettings = null;
public static serverObjects respond(final httpRequestHeader header, final serverObjects post, final serverSwitch<?> env) {
// return variable that accumulates replacements
final serverObjects prop = new serverObjects();
if (defaultSettings == null) {
defaultSettings = serverFileUtils.loadHashMap(new File(env.getRootPath(), "defaults/yacy.init"));
}
prop.put("gc", "0");
if (post != null) {
int xmx = 96; // default maximum heap size
if (post.containsKey("Xmx")) {
try { xmx = Integer.valueOf(post.get("Xmx", "64")).intValue(); } catch (final NumberFormatException e){}
env.setConfig("javastart_Xmx", "Xmx" + xmx + "m");
env.setConfig("javastart_Xms", "Xms" + xmx + "m");
prop.put("setStartupCommit", "1");
}
if (post.containsKey("gc")) {
System.gc();
prop.put("gc", "1");
}
}
final long memoryFreeNow = serverMemory.free();
final long memoryFreeAfterInitBGC = Long.parseLong(env.getConfig("memoryFreeAfterInitBGC", "0"));
final long memoryFreeAfterInitAGC = Long.parseLong(env.getConfig("memoryFreeAfterInitAGC", "0"));
final long memoryFreeAfterStartup = Long.parseLong(env.getConfig("memoryFreeAfterStartup", "0"));
final long memoryTotalNow = serverMemory.total();
final long memoryTotalAfterInitBGC = Long.parseLong(env.getConfig("memoryTotalAfterInitBGC", "0"));
final long memoryTotalAfterInitAGC = Long.parseLong(env.getConfig("memoryTotalAfterInitAGC", "0"));
final long memoryTotalAfterStartup = Long.parseLong(env.getConfig("memoryTotalAfterStartup", "0"));
final long memoryMax = serverMemory.max();
prop.putNum("memoryMax", memoryMax / MB);
prop.putNum("memoryAvailAfterStartup", (memoryMax - memoryTotalAfterStartup + memoryFreeAfterStartup) / MB);
prop.putNum("memoryAvailAfterInitBGC", (memoryMax - memoryTotalAfterInitBGC + memoryFreeAfterInitBGC) / MB);
prop.putNum("memoryAvailAfterInitAGC", (memoryMax - memoryTotalAfterInitAGC + memoryFreeAfterInitAGC) / MB);
prop.putNum("memoryAvailNow", (memoryMax - memoryTotalNow + memoryFreeNow) / MB);
prop.putNum("memoryTotalAfterStartup", memoryTotalAfterStartup / KB);
prop.putNum("memoryTotalAfterInitBGC", memoryTotalAfterInitBGC / KB);
prop.putNum("memoryTotalAfterInitAGC", memoryTotalAfterInitAGC / KB);
prop.putNum("memoryTotalNow", memoryTotalNow / MB);
prop.putNum("memoryFreeAfterStartup", memoryFreeAfterStartup / KB);
prop.putNum("memoryFreeAfterInitBGC", memoryFreeAfterInitBGC / KB);
prop.putNum("memoryFreeAfterInitAGC", memoryFreeAfterInitAGC / KB);
prop.putNum("memoryFreeNow", memoryFreeNow / MB);
prop.putNum("memoryUsedAfterStartup", (memoryTotalAfterStartup - memoryFreeAfterStartup) / KB);
prop.putNum("memoryUsedAfterInitBGC", (memoryTotalAfterInitBGC - memoryFreeAfterInitBGC) / KB);
prop.putNum("memoryUsedAfterInitAGC", (memoryTotalAfterInitAGC - memoryFreeAfterInitAGC) / KB);
prop.putNum("memoryUsedNow", (memoryTotalNow - memoryFreeNow) / MB);
// write table for FlexTable index sizes
Iterator<String> i = kelondroFlexTable.filenames();
String filename;
Map<String, String> map;
int p, c = 0;
long mem, totalmem = 0;
while (i.hasNext()) {
filename = i.next();
map = kelondroFlexTable.memoryStats(filename);
mem = Long.parseLong(map.get("tableIndexMem"));
totalmem += mem;
prop.put("TableList_" + c + "_tableIndexPath", ((p = filename.indexOf("DATA")) < 0) ? filename : filename.substring(p));
prop.put("TableList_" + c + "_tableIndexChunkSize", map.get("tableIndexChunkSize"));
prop.putNum("TableList_" + c + "_tableIndexCount", map.get("tableIndexCount"));
prop.put("TableList_" + c + "_tableIndexMem", serverMemory.bytesToString(mem));
c++;
}
prop.put("TableList", c);
prop.putNum("TableIndexTotalMem", totalmem / (1024 * 1024d));
// write table for EcoTable index sizes
i = kelondroEcoTable.filenames();
c = 0;
totalmem = 0;
while (i.hasNext()) {
filename = i.next();
map = kelondroEcoTable.memoryStats(filename);
prop.put("EcoList_" + c + "_tableIndexPath", ((p = filename.indexOf("DATA")) < 0) ? filename : filename.substring(p));
prop.putNum("EcoList_" + c + "_tableSize", map.get("tableSize"));
mem = Long.parseLong(map.get("tableKeyMem"));
totalmem += mem;
prop.put("EcoList_" + c + "_tableKeyMem", serverMemory.bytesToString(mem));
prop.put("EcoList_" + c + "_tableKeyChunkSize", map.get("tableKeyChunkSize"));
mem = Long.parseLong(map.get("tableValueMem"));
totalmem += mem;
prop.put("EcoList_" + c + "_tableValueMem", serverMemory.bytesToString(mem));
prop.put("EcoList_" + c + "_tableValueChunkSize", map.get("tableValueChunkSize"));
c++;
}
prop.put("EcoList", c);
prop.putNum("EcoIndexTotalMem", totalmem / (1024 * 1024d));
// write node cache table
i = kelondroCachedRecords.filenames();
c = 0;
totalmem = 0;
while (i.hasNext()) {
filename = i.next();
map = kelondroCachedRecords.memoryStats(filename);
mem = Long.parseLong(map.get("nodeCacheMem"));
totalmem += mem;
prop.put("NodeList_" + c + "_nodeCachePath", ((p = filename.indexOf("DATA")) < 0) ? filename : filename.substring(p));
prop.put("NodeList_" + c + "_nodeChunkSize", map.get("nodeChunkSize"));
prop.putNum("NodeList_" + c + "_nodeCacheCount", map.get("nodeCacheCount"));
prop.put("NodeList_" + c + "_nodeCacheMem", serverMemory.bytesToString(mem));
prop.putNum("NodeList_" + c + "_nodeCacheReadHit", map.get("nodeCacheReadHit"));
prop.putNum("NodeList_" + c + "_nodeCacheReadMiss", map.get("nodeCacheReadMiss"));
prop.putNum("NodeList_" + c + "_nodeCacheWriteUnique", map.get("nodeCacheWriteUnique"));
prop.putNum("NodeList_" + c + "_nodeCacheWriteDouble", map.get("nodeCacheWriteDouble"));
prop.putNum("NodeList_" + c + "_nodeCacheDeletes", map.get("nodeCacheDeletes"));
prop.putNum("NodeList_" + c + "_nodeCacheFlushes", map.get("nodeCacheFlushes"));
c++;
}
prop.put("NodeList", c);
prop.putNum("nodeCacheStopGrow", kelondroCachedRecords.getMemStopGrow() / (1024 * 1024d));
prop.putNum("nodeCacheStartShrink", kelondroCachedRecords.getMemStartShrink() / (1024 * 1024d));
prop.putNum("nodeCacheTotalMem", totalmem / (1024 * 1024d));
// write object cache table
i = kelondroCache.filenames();
c = 0;
long hitmem, missmem, totalhitmem = 0, totalmissmem = 0;
while (i.hasNext()) {
filename = i.next();
map = kelondroCache.memoryStats(filename);
prop.put("ObjectList_" + c + "_objectCachePath", ((p = filename.indexOf("DATA")) < 0) ? filename : filename.substring(p));
// hit cache
hitmem = Long.parseLong(map.get("objectHitMem"));
totalhitmem += hitmem;
prop.put("ObjectList_" + c + "_objectHitChunkSize", map.get("objectHitChunkSize"));
prop.putNum("ObjectList_" + c + "_objectHitCacheCount", map.get("objectHitCacheCount"));
prop.put("ObjectList_" + c + "_objectHitCacheMem", serverMemory.bytesToString(hitmem));
prop.putNum("ObjectList_" + c + "_objectHitCacheReadHit", map.get("objectHitCacheReadHit"));
prop.putNum("ObjectList_" + c + "_objectHitCacheReadMiss", map.get("objectHitCacheReadMiss"));
prop.putNum("ObjectList_" + c + "_objectHitCacheWriteUnique", map.get("objectHitCacheWriteUnique"));
prop.putNum("ObjectList_" + c + "_objectHitCacheWriteDouble", map.get("objectHitCacheWriteDouble"));
prop.putNum("ObjectList_" + c + "_objectHitCacheDeletes", map.get("objectHitCacheDeletes"));
prop.putNum("ObjectList_" + c + "_objectHitCacheFlushes", map.get("objectHitCacheFlushes"));
// miss cache
missmem = Long.parseLong(map.get("objectMissMem"));
totalmissmem += missmem;
prop.put("ObjectList_" + c + "_objectMissChunkSize", map.get("objectMissChunkSize"));
prop.putNum("ObjectList_" + c + "_objectMissCacheCount", map.get("objectMissCacheCount"));
prop.putHTML("ObjectList_" + c + "_objectMissCacheMem", serverMemory.bytesToString(missmem));
prop.putNum("ObjectList_" + c + "_objectMissCacheReadHit", map.get("objectMissCacheReadHit"));
prop.putNum("ObjectList_" + c + "_objectMissCacheReadMiss", map.get("objectMissCacheReadMiss"));
prop.putNum("ObjectList_" + c + "_objectMissCacheWriteUnique", map.get("objectMissCacheWriteUnique"));
prop.putNum("ObjectList_" + c + "_objectMissCacheWriteDouble", map.get("objectMissCacheWriteDouble"));
prop.putNum("ObjectList_" + c + "_objectMissCacheDeletes", map.get("objectMissCacheDeletes"));
//prop.put("ObjectList_" + c + "_objectMissCacheFlushes", map.get("objectMissCacheFlushes"));
c++;
}
prop.put("ObjectList", c);
prop.putNum("objectCacheStopGrow", kelondroCache.getMemStopGrow() / (1024 * 1024d));
prop.putNum("objectCacheStartShrink", kelondroCache.getMemStartShrink() / (1024 * 1024d));
prop.putNum("objectHitCacheTotalMem", totalhitmem / (1024 * 1024d));
prop.putNum("objectMissCacheTotalMem", totalmissmem / (1024 * 1024d));
// parse initialization memory settings
final String Xmx = env.getConfig("javastart_Xmx", "Xmx96m").substring(3);
prop.put("Xmx", Xmx.substring(0, Xmx.length() - 1));
final String Xms = env.getConfig("javastart_Xms", "Xms96m").substring(3);
prop.put("Xms", Xms.substring(0, Xms.length() - 1));
// other caching structures
long amount = serverDomains.nameCacheHitSize();
prop.putNum("namecache.hit", amount);
amount = serverDomains.nameCacheNoCachingListSize();
prop.putNum("namecache.noCache", amount);
amount = plasmaSwitchboard.urlBlacklist.blacklistCacheSize();
prop.putNum("blacklistcache.size", amount);
// return rewrite values for templates
return prop;
}
}
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