$ curl -X POST http://localhost:8983/api/collections/my_collection -H 'Content-Type: application/json' -d '{"reload": {} }'
{
"responseHeader":{
"status":500,
"QTime":180009},
"error":{
"metadata":[
"error-class","org.apache.solr.common.SolrException",
"root-error-class","org.apache.solr.common.SolrException"],
"msg":"reload the collection time out:180s",
"trace":"org.apache.solr.common.SolrException: reload the collection time out:180s\n\tat org.apache.solr.handler.admin.CollectionsHandler.submitCollectionApiCommand(CollectionsHandler.java:433)\n\tat org.apache.solr.handler.admin.CollectionsHandler.invokeAction(CollectionsHandler.java:345)\n\tat org.apache.solr.handler.admin.CollectionsHandler.handleRequestBody(CollectionsHandler.java:297)\n\tat org.apache.solr.handler.admin.api.ReloadCollectionAPI.reloadCollection(ReloadCollectionAPI.java:63)\n\tat org.apache.solr.api.AnnotatedApi$Cmd.invoke(AnnotatedApi.java:312)\n\tat org.apache.solr.api.AnnotatedApi.call(AnnotatedApi.java:220)\n\tat org.apache.solr.api.V2HttpCall.handleAdmin(V2HttpCall.java:396)\n\tat org.apache.solr.servlet.HttpSolrCall.handleAdminRequest(HttpSolrCall.java:893)\n\tat org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:584)\n\tat org.apache.solr.servlet.SolrDispatchFilter.dispatch(SolrDispatchFilter.java:250)\n\tat org.apache.solr.servlet.SolrDispatchFilter.lambda$doFilter$0(SolrDispatchFilter.java:218)\n\tat org.apache.solr.servlet.ServletUtils.traceHttpRequestExecution2(ServletUtils.java:257)\n\tat org.apache.solr.servlet.ServletUtils.rateLimitRequest(ServletUtils.java:227)\n\tat org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:213)\n\tat org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:195)\n\tat org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:201)\n\tat org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1626)\n\tat org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:552)\n\tat org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)\n\tat org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:600)\n\tat org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)\n\tat org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235)\n\tat org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1624)\n\tat org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)\n\tat org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1440)\n\tat org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)\n\tat org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:505)\n\tat org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594)\n\tat org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)\n\tat org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1355)\n\tat org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)\n\tat org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:191)\n\tat org.eclipse.jetty.server.handler.InetAccessHandler.handle(InetAccessHandler.java:177)\n\tat org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:146)\n\tat org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)\n\tat org.eclipse.jetty.rewrite.handler.RewriteHandler.handle(RewriteHandler.java:322)\n\tat org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:772)\n\tat org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)\n\tat org.eclipse.jetty.server.Server.handle(Server.java:516)\n\tat org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:487)\n\tat org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:732)\n\tat org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:479)\n\tat org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:277)\n\tat org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)\n\tat org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)\n\tat org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)\n\tat org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:338)\n\tat org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:315)\n\tat org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:173)\n\tat org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)\n\tat org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:409)\n\tat org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:883)\n\tat org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1034)\n\tat java.base/java.lang.Thread.run(Unknown Source)\n",
"code":500}}