Recrawl:

- set the chunksize to 100 to meet the max of the embedded solr
- re-enable sorting (the case where we switched it of should be away)
- enable recrawling on remote-solr

htroot/IndexReIndexMonitor_p.java

@@ -140,9 +140,6 @@ public class IndexReIndexMonitor_p {
             if (recrawlbt == null || recrawlbt.shutdownInProgress()) {
                 prop.put("recrawljobrunning_simulationResult", 0);
                 prop.put("recrawljobrunning_error", 0);
-                if(!sb.index.fulltext().connectedLocalSolr()) {
-                	prop.put("recrawljobrunning_error", 1); // Re-crawl works only with an embedded local Solr index
-                } else {
             	if (post.containsKey("recrawlnow")) {
             		sb.deployThread(RecrawlBusyThread.THREAD_NAME, "ReCrawl", "recrawl existing documents", null,
             				new RecrawlBusyThread(Switchboard.getSwitchboard(), recrawlQuery, inclerrdoc), 1000);
@@ -191,7 +188,6 @@ public class IndexReIndexMonitor_p {
             			prop.put("recrawljobrunning_simulationResult", 3);
             		}
             	}
-                }
                 
                 if(post.containsKey("recrawlDefaults")) {
                 	recrawlQuery = RecrawlBusyThread.DEFAULT_QUERY;

source/net/yacy/crawler/RecrawlBusyThread.java

@@ -72,7 +72,7 @@ public class RecrawlBusyThread extends AbstractBusyThread {
     private boolean includefailed;
     
     private int chunkstart = 0;
-    private final int chunksize;
+    private final int chunksize = 100;
     private final Switchboard sb;
     
     /** buffer of urls to recrawl */
@@ -129,8 +129,7 @@ public class RecrawlBusyThread extends AbstractBusyThread {
         this.urlstack = new HashSet<DigestURL>();
         // workaround to prevent solr exception on existing index (not fully reindexed) since intro of schema with docvalues
         // org.apache.solr.core.SolrCore java.lang.IllegalStateException: unexpected docvalues type NONE for field 'load_date_dt' (expected=NUMERIC). Use UninvertingReader or index with docvalues.
-        this.solrSortBy = null; // CollectionSchema.load_date_dt.getSolrFieldName() + " asc";
+        solrSortBy = CollectionSchema.load_date_dt.getSolrFieldName() + " asc";
-        this.chunksize = sb.getConfigInt(SwitchboardConstants.CRAWLER_THREADS_ACTIVE_MAX, 200);
         
         final SolrConnector solrConnector = this.sb.index.fulltext().getDefaultConnector();
         if (solrConnector != null && !solrConnector.isClosed()) {