Java tutorial
//PerformaceQueues_p.java //----------------------- //part of YaCy //(C) by Michael Peter Christen; mc@yacy.net //first published on http://www.anomic.de //Frankfurt, Germany, 2004, 2005 //last major change: 16.02.2005 // //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 Network.java //if the shell's current path is HTROOT import java.io.File; import java.util.Iterator; import java.util.Map; import org.apache.http.pool.PoolStats; import net.yacy.cora.federate.solr.instance.RemoteInstance; import net.yacy.cora.protocol.ConnectionInfo; import net.yacy.cora.protocol.RequestHeader; import net.yacy.cora.protocol.http.HTTPClient; import net.yacy.data.TransactionManager; import net.yacy.kelondro.data.word.WordReference; import net.yacy.kelondro.rwi.IndexCell; import net.yacy.kelondro.util.FileUtils; import net.yacy.kelondro.util.Formatter; import net.yacy.kelondro.util.MemoryControl; import net.yacy.kelondro.util.OS; import net.yacy.kelondro.workflow.BusyThread; import net.yacy.search.Switchboard; import net.yacy.search.SwitchboardConstants; import net.yacy.search.index.Segment; import net.yacy.server.serverObjects; import net.yacy.server.serverSwitch; public class PerformanceQueues_p { public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) { // return variable that accumulates replacements final Switchboard sb = (Switchboard) env; final serverObjects prop = new serverObjects(); File defaultSettingsFile = new File(sb.getAppPath(), "defaults/yacy.init"); /* Acquire a transaction token for the next POST form submission */ prop.put(TransactionManager.TRANSACTION_TOKEN_PARAM, TransactionManager.getTransactionToken(header)); // get segment Segment indexSegment = sb.index; if (post != null) { /* Check the transaction is valid : validation apply then for every uses of this post parameter */ TransactionManager.checkPostTransaction(header, post); if (post.containsKey("resetObserver")) { /* The the reset state button is pushed, we only perform this action and do not save other form field values at the same time */ MemoryControl.resetProperState(); } else { if (post.containsKey("defaultFile")) { // TODO check file-path! final File value = new File(sb.getAppPath(), post.get("defaultFile", "defaults/yacy.init")); // check if value is readable file if (value.exists() && value.isFile() && value.canRead()) { defaultSettingsFile = value; } } if (post.containsKey("Xmx")) { int xmx = post.getInt("Xmx", 600); // default maximum heap size if (OS.isWin32) xmx = Math.min(2000, xmx); int xms = xmx; //Math.min(xmx, Math.max(90, xmx / 10)); sb.setConfig("javastart_Xmx", "Xmx" + xmx + "m"); sb.setConfig("javastart_Xms", "Xms" + xms + "m"); prop.put("setStartupCommit", "1"); /* Acquire a transaction token for the restart operation */ prop.put("setStartupCommit_" + TransactionManager.TRANSACTION_TOKEN_PARAM, TransactionManager.getTransactionToken(header, "/Steering.html")); } if (post.containsKey("diskFree")) { sb.setConfig(SwitchboardConstants.RESOURCE_DISK_FREE_MIN_STEADYSTATE, post.getLong("diskFree", SwitchboardConstants.RESOURCE_DISK_FREE_MIN_STEADYSTATE_DEFAULT)); } if (post.containsKey("diskFreeHardlimit")) { sb.setConfig(SwitchboardConstants.RESOURCE_DISK_FREE_MIN_UNDERSHOT, post.getLong( "diskFreeHardlimit", SwitchboardConstants.RESOURCE_DISK_FREE_MIN_UNDERSHOT_DEFAULT)); /* This is a checkbox in Performance_p.html : when not checked the value is not in post parameters, * so we take only in account when the relate diskFreeHardlimit is set */ sb.setConfig(SwitchboardConstants.RESOURCE_DISK_FREE_AUTOREGULATE, post.getBoolean("diskFreeAutoregulate")); } if (post.containsKey("diskUsed")) { sb.setConfig(SwitchboardConstants.RESOURCE_DISK_USED_MAX_STEADYSTATE, post.getLong("diskUsed", SwitchboardConstants.RESOURCE_DISK_USED_MAX_STEADYSTATE_DEFAULT)); } if (post.containsKey("diskUsedHardlimit")) { sb.setConfig(SwitchboardConstants.RESOURCE_DISK_USED_MAX_OVERSHOT, post.getLong( "diskUsedHardlimit", SwitchboardConstants.RESOURCE_DISK_USED_MAX_OVERSHOT_DEFAULT)); /* This is a checkbox in Performance_p.html : when not checked the value is not in post parameters, * so we take only in account when the related diskFreeHardlimit is set */ sb.setConfig(SwitchboardConstants.RESOURCE_DISK_USED_AUTOREGULATE, post.getBoolean("diskUsedAutoregulate")); } if (post.containsKey("memoryAcceptDHT")) { sb.setConfig(SwitchboardConstants.MEMORY_ACCEPTDHT, post.getInt("memoryAcceptDHT", 50)); } } } final Map<String, String> defaultSettings = ((post == null) || (!(post.containsKey("submitdefault")))) ? null : FileUtils.loadMap(defaultSettingsFile); Iterator<String> threads = sb.threadNames(); String threadName; BusyThread thread; final boolean xml = header.getPathInfo().endsWith(".xml"); prop.setLocalized(!xml); // calculate totals long blocktime_total = 0, sleeptime_total = 0, exectime_total = 0; while (threads.hasNext()) { threadName = threads.next(); thread = sb.getThread(threadName); blocktime_total += thread.getBlockTime(); sleeptime_total += thread.getSleepTime(); exectime_total += thread.getExecTime(); } if (blocktime_total == 0) blocktime_total = 1; if (sleeptime_total == 0) sleeptime_total = 1; if (exectime_total == 0) exectime_total = 1; // set templates for latest news from the threads long blocktime, sleeptime, exectime; long idlesleep, busysleep, memuse, memprereq; double loadprereq; int queuesize; threads = sb.threadNames(); int c = 0; long idleCycles, busyCycles, memshortageCycles, highCPUCycles; // set profile? final boolean setProfile = (post != null && post.containsKey("submitdefault")); final boolean setDelay = (post != null) && (post.containsKey("submitdelay")); // save used settings file to config if (setProfile && post != null) { sb.setConfig("performanceSpeed", post.getInt("profileSpeed", 100)); } IndexCell<WordReference> rwi = indexSegment.termIndex(); while (threads.hasNext()) { threadName = threads.next(); thread = sb.getThread(threadName); // set values to templates prop.put("table_" + c + "_threadname", threadName); prop.putHTML("table_" + c + "_hasurl_shortdescr", thread.getShortDescription()); if (thread.getMonitorURL() == null) { prop.put("table_" + c + "_hasurl", "0"); } else { prop.put("table_" + c + "_hasurl", "1"); prop.put("table_" + c + "_hasurl_url", thread.getMonitorURL()); } prop.putHTML("table_" + c + "_longdescr", thread.getLongDescription()); queuesize = thread.getJobCount(); prop.put("table_" + c + "_queuesize", (queuesize == Integer.MAX_VALUE) ? "unlimited" : Formatter.number(queuesize, !xml)); blocktime = thread.getBlockTime(); sleeptime = thread.getSleepTime(); exectime = thread.getExecTime(); memuse = thread.getMemoryUse(); idleCycles = thread.getIdleCycles(); busyCycles = thread.getBusyCycles(); memshortageCycles = thread.getOutOfMemoryCycles(); highCPUCycles = thread.getHighCPUCycles(); prop.putNum("table_" + c + "_blocktime", blocktime / 1000); prop.putNum("table_" + c + "_blockpercent", 100 * blocktime / blocktime_total); prop.putNum("table_" + c + "_sleeptime", sleeptime / 1000); prop.putNum("table_" + c + "_sleeppercent", 100 * sleeptime / sleeptime_total); prop.putNum("table_" + c + "_exectime", exectime / 1000); prop.putNum("table_" + c + "_execpercent", 100 * exectime / exectime_total); prop.putNum("table_" + c + "_totalcycles", idleCycles + busyCycles + memshortageCycles + highCPUCycles); prop.putNum("table_" + c + "_idlecycles", idleCycles); prop.putNum("table_" + c + "_busycycles", busyCycles); prop.putNum("table_" + c + "_memscycles", memshortageCycles); prop.putNum("table_" + c + "_highcpucycles", highCPUCycles); prop.putNum("table_" + c + "_sleeppercycle", ((idleCycles + busyCycles) == 0) ? -1 : sleeptime / (idleCycles + busyCycles)); prop.putNum("table_" + c + "_execpercycle", (busyCycles == 0) ? -1 : exectime / busyCycles); prop.putNum("table_" + c + "_memusepercycle", (busyCycles == 0) ? -1 : memuse / busyCycles / 1024); // load with old values idlesleep = sb.getConfigLong(threadName + "_idlesleep", 1000); busysleep = sb.getConfigLong(threadName + "_busysleep", 100); memprereq = sb.getConfigLong(threadName + "_memprereq", 0); loadprereq = sb.getConfigFloat(threadName + "_loadprereq", 9); if (setDelay && post != null) { // load with new values idlesleep = post.getLong(threadName + "_idlesleep", idlesleep); busysleep = post.getLong(threadName + "_busysleep", busysleep); memprereq = post.getLong(threadName + "_memprereq", memprereq) * 1024l; if (memprereq == 0) memprereq = sb.getConfigLong(threadName + "_memprereq", 0); loadprereq = post.getDouble(threadName + "_loadprereq", loadprereq); if (loadprereq == 0) loadprereq = sb.getConfigFloat(threadName + "_loadprereq", 9); // check values to prevent short-cut loops if (idlesleep < 1000) idlesleep = 1000; sb.setThreadPerformance(threadName, idlesleep, busysleep, memprereq, loadprereq); idlesleep = sb.getConfigLong(threadName + "_idlesleep", idlesleep); busysleep = sb.getConfigLong(threadName + "_busysleep", busysleep); } if (setProfile) { // load with new values idlesleep = Long .parseLong(d(defaultSettings.get(threadName + "_idlesleep"), String.valueOf(idlesleep))); busysleep = Long .parseLong(d(defaultSettings.get(threadName + "_busysleep"), String.valueOf(busysleep))); memprereq = Long .parseLong(d(defaultSettings.get(threadName + "_memprereq"), String.valueOf(memprereq))); loadprereq = Double.parseDouble( d(defaultSettings.get(threadName + "_loadprereq"), String.valueOf(loadprereq))); // check values to prevent short-cut loops if (idlesleep < 1000) idlesleep = 1000; //if (threadName.equals(plasmaSwitchboardConstants.CRAWLJOB_LOCAL_CRAWL) && (busysleep < 50)) busysleep = 50; sb.setThreadPerformance(threadName, idlesleep, busysleep, memprereq, loadprereq); } prop.put("table_" + c + "_idlesleep", idlesleep); prop.put("table_" + c + "_busysleep", busysleep); prop.put("table_" + c + "_memprereq", memprereq / 1024); prop.put("table_" + c + "_loadprereq", loadprereq); // disallow setting of memprereq for indexer to prevent db from throwing OOMs // prop.put("table_" + c + "_disabled", /*(threadName.endsWith("_indexing")) ? 1 :*/ "0"); prop.put("table_" + c + "_recommendation", threadName.endsWith("_indexing") ? "1" : "0"); prop.putNum("table_" + c + "_recommendation_value", rwi == null ? 0 : threadName.endsWith("_indexing") ? (rwi.minMem() / 1024) : 0); c++; } prop.put("table", c); c = 0; final int[] speedValues = { 200, 150, 100, 50, 25, 10 }; final int usedspeed = sb.getConfigInt("performanceSpeed", 100); for (final int speed : speedValues) { prop.put("speed_" + c + "_value", speed); prop.put("speed_" + c + "_label", speed + " %"); prop.put("speed_" + c + "_used", (speed == usedspeed) ? "1" : "0"); c++; } prop.put("speed", c); if ((post != null) && (post.containsKey("cacheSizeSubmit"))) { final int wordCacheMaxCount = post.getInt("wordCacheMaxCount", 20000); sb.setConfig(SwitchboardConstants.WORDCACHE_MAX_COUNT, Integer.toString(wordCacheMaxCount)); if (rwi != null) rwi.setBufferMaxWordCount(wordCacheMaxCount); } /* Setting remote searches max loads */ if (post != null) { if (post.containsKey("setRemoteSearchLoads")) { float loadValue = post.getFloat("remoteSearchRWIMaxLoad", sb.getConfigFloat(SwitchboardConstants.REMOTESEARCH_MAXLOAD_RWI, SwitchboardConstants.REMOTESEARCH_MAXLOAD_RWI_DEFAULT)); sb.setConfig(SwitchboardConstants.REMOTESEARCH_MAXLOAD_RWI, loadValue); loadValue = post.getFloat("remoteSearchSolrMaxLoad", sb.getConfigFloat(SwitchboardConstants.REMOTESEARCH_MAXLOAD_SOLR, SwitchboardConstants.REMOTESEARCH_MAXLOAD_SOLR_DEFAULT)); sb.setConfig(SwitchboardConstants.REMOTESEARCH_MAXLOAD_SOLR, loadValue); } else if (post.containsKey("defaultRemoteSearchLoads")) { sb.setConfig(SwitchboardConstants.REMOTESEARCH_MAXLOAD_RWI, SwitchboardConstants.REMOTESEARCH_MAXLOAD_RWI_DEFAULT); sb.setConfig(SwitchboardConstants.REMOTESEARCH_MAXLOAD_SOLR, SwitchboardConstants.REMOTESEARCH_MAXLOAD_SOLR_DEFAULT); } } if ((post != null) && (post.containsKey("poolConfig"))) { /* * configuring the crawler pool */ // get the current crawler pool configuration int maxBusy = post.getInt("Crawler Pool_maxActive", 8); // storing the new values into configfile sb.setConfig(SwitchboardConstants.CRAWLER_THREADS_ACTIVE_MAX, maxBusy); /* * configuring the robots.txt loading pool */ // get the current crawler pool configuration maxBusy = post.getInt("Robots.txt Pool_maxActive", SwitchboardConstants.ROBOTS_TXT_THREADS_ACTIVE_MAX_DEFAULT); // storing the new values into configfile sb.setConfig(SwitchboardConstants.ROBOTS_TXT_THREADS_ACTIVE_MAX, maxBusy); /* * configuring the http pool */ try { maxBusy = post.getInt("httpd Session Pool_maxActive", 8); } catch (final NumberFormatException e) { maxBusy = 8; } ConnectionInfo.setServerMaxcount(maxBusy); // storing the new values into configfile sb.setConfig("httpdMaxBusySessions", maxBusy); } if ((post != null) && (post.containsKey("connectionPoolConfig"))) { /* Configure the general outgoing HTTP connection pool */ int maxTotal = post.getInt(SwitchboardConstants.HTTP_OUTGOING_POOL_GENERAL_MAX_TOTAL, SwitchboardConstants.HTTP_OUTGOING_POOL_GENERAL_MAX_TOTAL_DEFAULT); if (maxTotal > 0) { sb.setConfig(SwitchboardConstants.HTTP_OUTGOING_POOL_GENERAL_MAX_TOTAL, maxTotal); HTTPClient.initPoolMaxConnections(HTTPClient.CONNECTION_MANAGER, maxTotal); } /* Configure the remote Solr outgoing HTTP connection pool */ maxTotal = post.getInt(SwitchboardConstants.HTTP_OUTGOING_POOL_REMOTE_SOLR_MAX_TOTAL, SwitchboardConstants.HTTP_OUTGOING_POOL_REMOTE_SOLR_MAX_TOTAL_DEFAULT); if (maxTotal > 0) { sb.setConfig(SwitchboardConstants.HTTP_OUTGOING_POOL_REMOTE_SOLR_MAX_TOTAL, maxTotal); RemoteInstance.initPoolMaxConnections(RemoteInstance.CONNECTION_MANAGER, maxTotal); } } if ((post != null) && (post.containsKey("onlineCautionSubmit"))) { sb.setConfig(SwitchboardConstants.PROXY_ONLINE_CAUTION_DELAY, Integer.toString(post.getInt("crawlPauseProxy", 30000))); sb.setConfig(SwitchboardConstants.LOCALSEACH_ONLINE_CAUTION_DELAY, Integer.toString(post.getInt("crawlPauseLocalsearch", 30000))); sb.setConfig(SwitchboardConstants.REMOTESEARCH_ONLINE_CAUTION_DELAY, Integer.toString(post.getInt("crawlPauseRemotesearch", 30000))); } // table cache settings prop.putNum("wordCacheSize", indexSegment.RWIBufferCount()); prop.putNum("wordCacheSizeKBytes", rwi == null ? 0 : rwi.getBufferSizeBytes() / 1024L); prop.putNum("maxURLinCache", rwi == null ? 0 : rwi.getBufferMaxReferences()); prop.putNum("maxAgeOfCache", rwi == null ? 0 : rwi.getBufferMaxAge() / 1000 / 60); // minutes prop.putNum("minAgeOfCache", rwi == null ? 0 : rwi.getBufferMinAge() / 1000 / 60); // minutes prop.putNum("maxWaitingWordFlush", sb.getConfigLong("maxWaitingWordFlush", 180)); prop.put("wordCacheMaxCount", sb.getConfigLong(SwitchboardConstants.WORDCACHE_MAX_COUNT, 20000)); prop.put("crawlPauseProxy", sb.getConfigLong(SwitchboardConstants.PROXY_ONLINE_CAUTION_DELAY, 30000)); prop.put("crawlPauseLocalsearch", sb.getConfigLong(SwitchboardConstants.LOCALSEACH_ONLINE_CAUTION_DELAY, 30000)); prop.put("crawlPauseRemotesearch", sb.getConfigLong(SwitchboardConstants.REMOTESEARCH_ONLINE_CAUTION_DELAY, 30000)); prop.putNum("crawlPauseProxyCurrent", (System.currentTimeMillis() - sb.proxyLastAccess) / 1000); prop.putNum("crawlPauseLocalsearchCurrent", (System.currentTimeMillis() - sb.localSearchLastAccess) / 1000); prop.putNum("crawlPauseRemotesearchCurrent", (System.currentTimeMillis() - sb.remoteSearchLastAccess) / 1000); // table thread pool settings prop.put("pool_0_name", "Crawler Pool"); prop.put("pool_0_maxActive", sb.getConfigLong(SwitchboardConstants.CRAWLER_THREADS_ACTIVE_MAX, 0)); prop.put("pool_0_numActive", sb.crawlQueues.activeWorkerEntries().size()); prop.put("pool_1_name", "Robots.txt Pool"); prop.put("pool_1_maxActive", sb.getConfigInt(SwitchboardConstants.ROBOTS_TXT_THREADS_ACTIVE_MAX, SwitchboardConstants.ROBOTS_TXT_THREADS_ACTIVE_MAX_DEFAULT)); prop.put("pool_1_numActive", sb.crawlQueues.activeWorkerEntries().size()); prop.put("pool_2_name", "httpd Session Pool"); prop.put("pool_2_maxActive", ConnectionInfo.getServerMaxcount()); prop.put("pool_2_numActive", ConnectionInfo.getServerCount()); prop.put("pool", "3"); /* Connection pools settings */ prop.put(SwitchboardConstants.HTTP_OUTGOING_POOL_GENERAL_MAX_TOTAL, sb.getConfigInt(SwitchboardConstants.HTTP_OUTGOING_POOL_GENERAL_MAX_TOTAL, SwitchboardConstants.HTTP_OUTGOING_POOL_GENERAL_MAX_TOTAL_DEFAULT)); prop.put(SwitchboardConstants.HTTP_OUTGOING_POOL_REMOTE_SOLR_MAX_TOTAL, sb.getConfigInt(SwitchboardConstants.HTTP_OUTGOING_POOL_REMOTE_SOLR_MAX_TOTAL, SwitchboardConstants.HTTP_OUTGOING_POOL_REMOTE_SOLR_MAX_TOTAL_DEFAULT)); /* Connection pools stats */ PoolStats stats = HTTPClient.CONNECTION_MANAGER.getTotalStats(); prop.put("pool.general.leased", stats.getLeased()); prop.put("pool.general.available", stats.getAvailable()); prop.put("pool.general.pending", stats.getPending()); stats = RemoteInstance.CONNECTION_MANAGER.getTotalStats(); prop.put("pool.remoteSolr.leased", stats.getLeased()); prop.put("pool.remoteSolr.available", stats.getAvailable()); prop.put("pool.remoteSolr.pending", stats.getPending()); /* Remote searches max loads settings */ prop.put("remoteSearchRWIMaxLoad", sb.getConfigFloat(SwitchboardConstants.REMOTESEARCH_MAXLOAD_RWI, SwitchboardConstants.REMOTESEARCH_MAXLOAD_RWI_DEFAULT)); prop.put("remoteSearchSolrMaxLoad", sb.getConfigFloat(SwitchboardConstants.REMOTESEARCH_MAXLOAD_SOLR, SwitchboardConstants.REMOTESEARCH_MAXLOAD_SOLR_DEFAULT)); // parse initialization memory settings final String Xmx = sb.getConfig("javastart_Xmx", "Xmx600m").substring(3); prop.put("Xmx", Xmx.substring(0, Xmx.length() - 1)); final String Xms = sb.getConfig("javastart_Xms", "Xms600m").substring(3); prop.put("Xms", Xms.substring(0, Xms.length() - 1)); final long diskFree = sb.getConfigLong(SwitchboardConstants.RESOURCE_DISK_FREE_MIN_STEADYSTATE, 3000L); final long diskFreeHardlimit = sb.getConfigLong(SwitchboardConstants.RESOURCE_DISK_FREE_MIN_UNDERSHOT, 1000L); final long memoryAcceptDHT = sb.getConfigLong(SwitchboardConstants.MEMORY_ACCEPTDHT, 50L); final boolean observerTrigger = !MemoryControl.properState(); prop.put("diskFree", diskFree); prop.put("diskFreeHardlimit", diskFreeHardlimit); prop.put("diskFreeAutoregulate", sb.getConfigBool(SwitchboardConstants.RESOURCE_DISK_FREE_AUTOREGULATE, SwitchboardConstants.RESOURCE_DISK_FREE_AUTOREGULATE_DEFAULT) ? 1 : 0); prop.put("diskUsed", sb.getConfigLong(SwitchboardConstants.RESOURCE_DISK_USED_MAX_STEADYSTATE, SwitchboardConstants.RESOURCE_DISK_USED_MAX_STEADYSTATE_DEFAULT)); prop.put("diskUsedHardlimit", sb.getConfigLong(SwitchboardConstants.RESOURCE_DISK_USED_MAX_OVERSHOT, SwitchboardConstants.RESOURCE_DISK_USED_MAX_OVERSHOT_DEFAULT)); prop.put("diskUsedAutoregulate", sb.getConfigBool(SwitchboardConstants.RESOURCE_DISK_USED_AUTOREGULATE, SwitchboardConstants.RESOURCE_DISK_USED_AUTOREGULATE_DEFAULT) ? 1 : 0); prop.put("memoryAcceptDHT", memoryAcceptDHT); if (observerTrigger) prop.put("observerTrigger", "1"); // return rewrite values for templates return prop; } private static String d(final String a, final String b) { return (a == null) ? b : a; } }