{"record":{"id":"440488e87c19b659","repo":"apache/beam","slug":"error-writing-to-solr-after-d-attempt-s-no-more-attempts","errorCode":null,"errorMessage":"Error writing to Solr after %d attempt(s). No more attempts allowed","messagePattern":"Error writing to Solr after (.+?) attempt\\(s\\)\\. No more attempts allowed","errorType":"exception","errorClass":"IOException","httpStatus":null,"severity":"error","filePath":"sdks/java/io/solr/src/main/java/org/apache/beam/sdk/io/solr/SolrIO.java","lineNumber":673,"sourceCode":"          BackOff backoff = retryBackoff.backoff();\n          int attempt = 0;\n          while (true) {\n            attempt++;\n            try {\n              solrClient.process(spec.getCollection(), updateRequest);\n              break;\n            } catch (Exception exception) {\n\n              // fail immediately if no retry configuration doesn't handle this\n              if (spec.getRetryConfiguration() == null\n                  || !spec.getRetryConfiguration().getRetryPredicate().test(exception)) {\n                throw new IOException(\n                    \"Error writing to Solr (no attempt made to retry)\", exception);\n              }\n\n              // see if we can pause and try again\n              if (!BackOffUtils.next(sleeper, backoff)) {\n                throw new IOException(\n                    String.format(\n                        \"Error writing to Solr after %d attempt(s). No more attempts allowed\",\n                        attempt),\n                    exception);\n\n              } else {\n                // Note: this used in test cases to verify behavior\n                LOG.warn(String.format(RETRY_ATTEMPT_LOG, attempt), exception);\n              }\n            }\n          }\n        } finally {\n          batch.clear();\n        }\n      }\n\n      @Teardown\n      public void closeClient() throws IOException {","sourceCodeStart":655,"sourceCodeEnd":691,"githubUrl":"https://github.com/apache/beam/blob/12126d8942aaf848030c478b4c6a28c6af861c66/sdks/java/io/solr/src/main/java/org/apache/beam/sdk/io/solr/SolrIO.java#L655-L691","documentation":"After the retry predicate accepts an exception, SolrIO pauses between attempts using the configured backoff. When the backoff is exhausted (BackOffUtils.next returns false), the writer gives up and throws this IOException reporting the number of attempts made, with the last exception as cause.","triggerScenarios":"Persistent Solr failures across every retry attempt — e.g. Solr down for longer than the total backoff budget, repeated timeouts, or sustained overload — with a RetryConfiguration whose maxAttempts/backoff are exceeded.","commonSituations":"Solr cluster outage or maintenance window during pipeline run; maxAttempts set too low or backoff too short for realistic recovery; network partition between Beam workers and Solr.","solutions":["Increase retryConfiguration attempts and backoff duration to cover the expected outage window","Restore Solr service / resolve the root cause in the chained exception","Check network connectivity between workers and Solr nodes","Consider batching fewer documents per request to reduce load-related failures"],"exampleFix":"// before\nSolrIO.RetryConfiguration.create(3, Duration.standardSeconds(1))\n// after\nSolrIO.RetryConfiguration.create(20, Duration.standardSeconds(5))","handlingStrategy":"retry","validationCode":"// ensure budget covers expected outage\nRetryConfiguration rc = SolrIO.RetryConfiguration.create(20, Duration.standardSeconds(5));","typeGuard":null,"tryCatchPattern":"try {\n  result.get();\n} catch (Exception e) {\n  LOG.error(\"Solr writes exhausted all retries; check Solr availability\", e.getCause());\n}","preventionTips":["Size maxAttempts and backoff to exceed plausible outage durations","Alert on Solr health so outages are fixed before retries exhaust","Monitor worker-to-Solr network paths","Reduce batch sizes to lower per-request failure probability"],"tags":["java","beam","solr","retry","exhausted"],"backgroundTag":"request-timeout","analyzedSha":"12126d8942aaf848030c478b4c6a28c6af861c66","analyzedAt":"2026-09-13T01:50:10.254Z","contentChangedAt":"2026-09-13T01:50:10.254Z","schemaVersion":2},"datasetVersion":"2026-09-14T21:17:11.552Z"}