Looks like it connected to ZooKeeper fine but isn't able to scrape your any of your Solr nodes once metrics collection begins. What version of Solr and the exporter are you running? Can you curl the endpoints on Solr yourself? For example "/admin/zookeeper/status"
ERROR - 2024-09-30 10:19:51.255; org.apache.solr.prometheus.scraper.SolrScraper; failed to request: /admin/zookeeper/status => org.apache.solr.client.solrj.SolrServerException: No live SolrServers available to handle this request:[] at org.apache.solr.client.solrj.impl.LBSolrClient$ServerIterator.nextOrError(LBSolrClient.java:220) From: users@solr.apache.org At: 09/30/24 16:31:32 UTC-4:00To: users@solr.apache.org Subject: solr-exporter for prometheus configuration error Hello I am trying to setup solrcloud monitoring using solr-exporter for prometheus. My solrcloud is configured with zookeeper. I am getting the error as below after using the command and I am looking forward to some suggestions to resolve this. ./bin/solr-exporter -p 9854 -z zkhost01:2181 -f ./conf/solr-exporter-config.xml -n 16 INFO - 2024-09-30 10:19:51.166; org.apache.zookeeper.ZooKeeper; Client environment:java.library.path=/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr /lib INFO - 2024-09-30 10:19:51.166; org.apache.zookeeper.ZooKeeper; Client environment:java.io.tmpdir=/tmp INFO - 2024-09-30 10:19:51.166; org.apache.zookeeper.ZooKeeper; Client environment:java.compiler=<NA> INFO - 2024-09-30 10:19:51.166; org.apache.zookeeper.ZooKeeper; Client environment:os.name=Linux INFO - 2024-09-30 10:19:51.166; org.apache.zookeeper.ZooKeeper; Client environment:os.arch=amd64 INFO - 2024-09-30 10:19:51.166; org.apache.zookeeper.ZooKeeper; Client environment:os.version=4.18.0-553.16.1.el8_10.x86_64 INFO - 2024-09-30 10:19:51.166; org.apache.zookeeper.ZooKeeper; Client environment:user.name=myusername INFO - 2024-09-30 10:19:51.166; org.apache.zookeeper.ZooKeeper; Client environment:user.home=/home/myusername INFO - 2024-09-30 10:19:51.166; org.apache.zookeeper.ZooKeeper; Client environment:user.dir=/home/myusername INFO - 2024-09-30 10:19:51.166; org.apache.zookeeper.ZooKeeper; Client environment:os.memory.free=477MB INFO - 2024-09-30 10:19:51.166; org.apache.zookeeper.ZooKeeper; Client environment:os.memory.max=512MB INFO - 2024-09-30 10:19:51.166; org.apache.zookeeper.ZooKeeper; Client environment:os.memory.total=512MB INFO - 2024-09-30 10:19:51.167; org.apache.zookeeper.ZooKeeper; Initiating client connection, connectString=zkhost1:2181 sessionTimeout=45000 watcher=org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExecutor@712ca 57b<mailto:watcher=org.apache.solr.common.cloud.SolrZkClient$ProcessWatchWithExe cutor@712ca57b> INFO - 2024-09-30 10:19:51.172; org.apache.zookeeper.common.X509Util; Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation INFO - 2024-09-30 10:19:51.174; org.apache.zookeeper.ClientCnxnSocket; jute.maxbuffer value is 1048575 Bytes INFO - 2024-09-30 10:19:51.182; org.apache.zookeeper.ClientCnxn; zookeeper.request.timeout value is 0. feature enabled=false INFO - 2024-09-30 10:19:51.183; org.apache.solr.common.cloud.VMParamsZkCredentialsInjector; Using zkCredentials: digestAllUsername: zksolrRO, digestReadonlyUsername: null INFO - 2024-09-30 10:19:51.187; org.apache.solr.common.cloud.ConnectionManager; Waiting up to 15000ms for client to connect to ZooKeeper INFO - 2024-09-30 10:19:51.189; org.apache.zookeeper.ClientCnxn; Opening socket connection to server xxxxxxxxxxxxxxx/xxxxxxxxxxxxxxx:2181. INFO - 2024-09-30 10:19:51.189; org.apache.zookeeper.ClientCnxn; SASL config status: Will not attempt to authenticate using SASL (unknown error) INFO - 2024-09-30 10:19:51.193; org.apache.zookeeper.ClientCnxn; Socket connection established, initiating session, client: /xxxxxxxxxxxxxxx:39658, server: xxxxxxxxxxxxxxx/xxxxxxxxxxxxxxx:2181 INFO - 2024-09-30 10:19:51.197; org.apache.zookeeper.ClientCnxn; Session establishment complete on server xxxxxxxxxxxxxxx/xxxxxxxxxxxxxxx:2181, session id = 0x10032ac0e3d1292, negotiated timeout = 40000 INFO - 2024-09-30 10:19:51.200; org.apache.solr.common.cloud.ConnectionManager; zkClient has connected INFO - 2024-09-30 10:19:51.200; org.apache.solr.common.cloud.ConnectionManager; Client is connected to ZooKeeper WARN - 2024-09-30 10:19:51.200; org.apache.solr.common.cloud.SolrZkClient; Using default ZkACLProvider. DefaultZkACLProvider is not secure, it creates 'OPEN_ACL_UNSAFE' ACLs to Zookeeper nodes INFO - 2024-09-30 10:19:51.230; org.apache.solr.client.solrj.impl.ZkClientClusterStateProvider; Cluster at xxxxxxxxxxxxxxx:2181 ready INFO - 2024-09-30 10:19:51.245; org.apache.solr.prometheus.exporter.SolrExporter; Starting Solr Prometheus Exporting on port 9854 INFO - 2024-09-30 10:19:51.247; org.apache.solr.prometheus.collector.SchedulerMetricsCollector; Beginning metrics collection ERROR - 2024-09-30 10:19:51.255; org.apache.solr.prometheus.scraper.SolrScraper; failed to request: /admin/zookeeper/status => org.apache.solr.client.solrj.SolrServerException: No live SolrServers available to handle this request:[] at org.apache.solr.client.solrj.impl.LBSolrClient$ServerIterator.nextOrError(LBSolr Client.java:220) org.apache.solr.client.solrj.SolrServerException: No live SolrServers available to handle this request:[] at org.apache.solr.client.solrj.impl.LBSolrClient$ServerIterator.nextOrError(LBSolr Client.java:220) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.client.solrj.impl.LBSolrClient.request(LBSolrClient.java:349) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.client.solrj.impl.CloudSolrClient.sendRequest(CloudSolrClient.ja va:1184) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.client.solrj.impl.CloudSolrClient.requestWithRetryOnStaleState(C loudSolrClient.java:890) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.client.solrj.impl.CloudSolrClient.request(CloudSolrClient.java:8 18) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.client.solrj.SolrClient.request(SolrClient.java:1193) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrScraper.request(SolrScraper.java:139) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrCloudScraper.collections(SolrCloudScraper .java:129) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.collector.CollectionsCollector.collect(CollectionsCol lector.java:35) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?] at org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execu te$0(ExecutorUtil.java:289) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) ~[?:?] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) ~[?:?] at java.lang.Thread.run(Thread.java:829) [?:?] ERROR - 2024-09-30 10:19:51.255; org.apache.solr.prometheus.scraper.SolrScraper; failed to request: /admin/collections => org.apache.solr.client.solrj.SolrServerException: No live SolrServers available to handle this request:[] at org.apache.solr.client.solrj.impl.LBSolrClient$ServerIterator.nextOrError(LBSolr Client.java:220) org.apache.solr.client.solrj.SolrServerException: No live SolrServers available to handle this request:[] at org.apache.solr.client.solrj.impl.LBSolrClient$ServerIterator.nextOrError(LBSolr Client.java:220) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.client.solrj.impl.LBSolrClient.request(LBSolrClient.java:349) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.client.solrj.impl.CloudSolrClient.sendRequest(CloudSolrClient.ja va:1184) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.client.solrj.impl.CloudSolrClient.requestWithRetryOnStaleState(C loudSolrClient.java:890) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.client.solrj.impl.CloudSolrClient.request(CloudSolrClient.java:8 18) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.client.solrj.SolrClient.request(SolrClient.java:1193) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrScraper.request(SolrScraper.java:139) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrCloudScraper.collections(SolrCloudScraper .java:129) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.collector.CollectionsCollector.collect(CollectionsCol lector.java:35) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?] at org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execu te$0(ExecutorUtil.java:289) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) ~[?:?] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) ~[?:?] at java.lang.Thread.run(Thread.java:829) [?:?] WARN - 2024-09-30 10:19:51.255; org.apache.solr.prometheus.scraper.SolrScraper; Error occurred during metrics collection => org.apache.solr.common.SolrException: Collection not found: accgi at org.apache.solr.client.solrj.impl.CloudSolrClient.requestWithRetryOnStaleState(C loudSolrClient.java:856) org.apache.solr.common.SolrException: Collection not found: accgi at org.apache.solr.client.solrj.impl.CloudSolrClient.requestWithRetryOnStaleState(C loudSolrClient.java:856) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.client.solrj.impl.CloudSolrClient.request(CloudSolrClient.java:8 18) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrScraper.request(SolrScraper.java:143) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrCloudScraper.lambda$pingAllCollections$3( SolrCloudScraper.java:100) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrScraper.lambda$sendRequestsInParallel$0(S olrScraper.java:103) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?] at org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execu te$0(ExecutorUtil.java:289) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) ~[?:?] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) ~[?:?] at java.lang.Thread.run(Thread.java:829) [?:?] WARN - 2024-09-30 10:19:51.255; org.apache.solr.prometheus.scraper.SolrScraper; Error occurred during metrics collection => org.apache.solr.common.SolrException: Collection not found: tms at org.apache.solr.client.solrj.impl.CloudSolrClient.requestWithRetryOnStaleState(C loudSolrClient.java:856) org.apache.solr.common.SolrException: Collection not found: tms at org.apache.solr.client.solrj.impl.CloudSolrClient.requestWithRetryOnStaleState(C loudSolrClient.java:856) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.client.solrj.impl.CloudSolrClient.request(CloudSolrClient.java:8 18) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrScraper.request(SolrScraper.java:143) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrCloudScraper.lambda$pingAllCollections$3( SolrCloudScraper.java:100) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrScraper.lambda$sendRequestsInParallel$0(S olrScraper.java:103) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?] at org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execu te$0(ExecutorUtil.java:289) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) ~[?:?] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) ~[?:?] at java.lang.Thread.run(Thread.java:829) [?:?] WARN - 2024-09-30 10:19:51.255; org.apache.solr.prometheus.scraper.SolrScraper; Error occurred during metrics collection => org.apache.solr.common.SolrException: Collection not found: SybTS5 at org.apache.solr.client.solrj.impl.CloudSolrClient.requestWithRetryOnStaleState(C loudSolrClient.java:856) org.apache.solr.common.SolrException: Collection not found: SybTS5 at org.apache.solr.client.solrj.impl.CloudSolrClient.requestWithRetryOnStaleState(C loudSolrClient.java:856) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.client.solrj.impl.CloudSolrClient.request(CloudSolrClient.java:8 18) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrScraper.request(SolrScraper.java:143) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrCloudScraper.lambda$pingAllCollections$3( SolrCloudScraper.java:100) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrScraper.lambda$sendRequestsInParallel$0(S olrScraper.java:103) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?] at org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execu te$0(ExecutorUtil.java:289) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) ~[?:?] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) ~[?:?] at java.lang.Thread.run(Thread.java:829) [?:?] WARN - 2024-09-30 10:19:51.255; org.apache.solr.prometheus.scraper.SolrScraper; Error occurred during metrics collection => org.apache.solr.common.SolrException: Collection not found: wiki at org.apache.solr.client.solrj.impl.CloudSolrClient.requestWithRetryOnStaleState(C loudSolrClient.java:856) org.apache.solr.common.SolrException: Collection not found: wiki at org.apache.solr.client.solrj.impl.CloudSolrClient.requestWithRetryOnStaleState(C loudSolrClient.java:856) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.client.solrj.impl.CloudSolrClient.request(CloudSolrClient.java:8 18) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrScraper.request(SolrScraper.java:143) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrCloudScraper.lambda$pingAllCollections$3( SolrCloudScraper.java:100) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrScraper.lambda$sendRequestsInParallel$0(S olrScraper.java:103) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?] at org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execu te$0(ExecutorUtil.java:289) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) ~[?:?] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) ~[?:?] at java.lang.Thread.run(Thread.java:829) [?:?] ERROR - 2024-09-30 10:19:51.261; org.apache.solr.prometheus.collector.SchedulerMetricsCollector; Error occurred during metrics collection => java.lang.NullPointerException at org.apache.solr.prometheus.scraper.SolrScraper.request(SolrScraper.java:149) java.lang.NullPointerException: null at org.apache.solr.prometheus.scraper.SolrScraper.request(SolrScraper.java:149) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrCloudScraper.collections(SolrCloudScraper .java:129) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.collector.CollectionsCollector.collect(CollectionsCol lector.java:35) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?] at org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execu te$0(ExecutorUtil.java:289) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) ~[?:?] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) ~[?:?] at java.lang.Thread.run(Thread.java:829) [?:?] ERROR - 2024-09-30 10:19:51.261; org.apache.solr.prometheus.collector.SchedulerMetricsCollector; Error occurred during metrics collection => java.lang.NullPointerException at org.apache.solr.prometheus.scraper.SolrScraper.request(SolrScraper.java:149) java.lang.NullPointerException: null at org.apache.solr.prometheus.scraper.SolrScraper.request(SolrScraper.java:149) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.scraper.SolrCloudScraper.collections(SolrCloudScraper .java:129) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at org.apache.solr.prometheus.collector.CollectionsCollector.collect(CollectionsCol lector.java:35) ~[solr-prometheus-exporter-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?] at org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execu te$0(ExecutorUtil.java:289) ~[solr-solrj-9.2.1.jar:9.2.1 a4c64ab6a2a270ca69c28c706dabb2927ed8a7c2 - jsweeney - 2023-04-24 11:35:31] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) ~[?:?] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) ~[?:?] at java.lang.Thread.run(Thread.java:829) [?:?] INFO - 2024-09-30 10:19:51.262; org.apache.solr.prometheus.collector.SchedulerMetricsCollector; Completed metrics collection INFO - 2024-09-30 10:19:51.266; org.apache.solr.prometheus.exporter.SolrExporter; Solr Prometheus Exporter is running. Collecting metrics for cluster 1bcfc839b5: Solr Cloud ZK: xxxxxxxxxxxxxxx:2181
