Fri, Mar 25 2022 3:08:30 pm | [2022/03/25 07:08:30] [debug] [upstream] KA connection #118 to 10.3.4.84:9200 is now available "}}},{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"JuMoun8BI6SaBP9lIP7t","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. [2022/03/24 04:20:06] [ warn] [engine] failed to flush chunk '1-1648095560.254537600.flb', retry in 60 seconds: task_id=1, input=tail.0 > output=es.0 (out_id=0) outputs: | Kibana 7.6.2 management. Fri, Mar 25 2022 3:08:31 pm | [2022/03/25 07:08:31] [debug] [out coro] cb_destroy coro_id=6 [2022/03/24 04:20:06] [debug] [retry] re-using retry for task_id=1 attempts=4 [SERVICE] Flush 5 Daemon off [INPUT] Name cpu Tag fluent_bit [OUTPUT] Name forward Match * Host fd00:7fff:0:2:9c43:9bff:fe00:bb Port 24000. [2022/03/24 04:20:20] [debug] [input:tail:tail.0] purge: monitored file has been deleted: /var/log/containers/hello-world-6lqzf_argo_wait-6939f915dcb1d1e0050739f656afcd8636884b83c4d26692024699930b263fad.log Fri, Mar 25 2022 3:08:21 pm | [2022/03/25 07:08:21] [debug] [input:tail:tail.0] inode=104048677 file has been deleted: /var/log/containers/hello-world-hxn5d_argo_main-ce2dea5b2661227ee3931c554317a97e7b958b46d79031f1c48b840cd10b3d78.log [2022/03/24 04:20:20] [debug] [input:tail:tail.0] scan_blog add(): dismissed: /var/log/containers/ffffhello-world-dcqbx_argo_wait-6b82c7411c8433b5e5f14c56f4b810dc3e25a2e7cfb9e9b107b9b1d50658f5e2.log, inode 67891711 Fri, Mar 25 2022 3:08:46 pm | [2022/03/25 07:08:46] [debug] [http_client] not using http_proxy for header es 7.6.2 fluent/fluent-bit 1.8.12, Operating System and version: centos 7.9, kernel 5.4 LT, Filters and plugins: full configuration. [2022/03/24 04:19:22] [debug] [outputes.0] HTTP Status=200 URI=/_bulk Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. I can see majority of the logs coming in, however I've noticed the following errors from fluent-bit pods running on each kubern. Fri, Mar 25 2022 3:08:49 pm | [2022/03/25 07:08:49] [debug] [http_client] not using http_proxy for header Fri, Mar 25 2022 3:08:41 pm | [2022/03/25 07:08:41] [debug] [input chunk] update output instances with new chunk size diff=657 Fri, Mar 25 2022 3:08:31 pm | [2022/03/25 07:08:31] [ warn] [engine] failed to flush chunk '1-1648192101.677940929.flb', retry in 21 seconds: task_id=4, input=tail.0 > output=es.0 (out_id=0) When there are lots of messages in the request / chunk and the rejected message is at the end of the list then you never see the cause in the fluent-bit logs. [2022/03/24 04:19:49] [ warn] [http_client] cannot increase buffer: current=512000 requested=544768 max=512000 The number of log records that this output instance has successfully sent. Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. [2022/03/24 04:19:38] [error] [outputes.0] could not pack/validate JSON response Fri, Mar 25 2022 3:08:30 pm | [2022/03/25 07:08:30] [debug] [outputes.0] task_id=5 assigned to thread #1 Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. Logstash_Format On [2022/03/24 04:21:20] [debug] [input:tail:tail.0] purge: monitored file has been deleted: /var/log/containers/hello-world-g74nr_argo_wait-227a0fdb4663e03fecebe61f7b6bfb6fdd2867292cacfe692dc15d50a73f29ff.log Fri, Mar 25 2022 3:08:33 pm | [2022/03/25 07:08:33] [debug] [upstream] KA connection #120 to 10.3.4.84:9200 has been assigned (recycled) "}}},{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"IOMmun8BI6SaBP9lh4vZ","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. Fri, Mar 25 2022 3:08:36 pm | [2022/03/25 07:08:36] [debug] [out coro] cb_destroy coro_id=9 "}}},{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"IeMmun8BI6SaBP9lh4vZ","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. Fri, Mar 25 2022 3:08:30 pm | [2022/03/25 07:08:30] [debug] [upstream] KA connection #118 to 10.3.4.84:9200 has been assigned (recycled) We used MongoDB, Elasticsearch, and Graylog to deploy Graylog. Here is screenshot from DataGrip: Fri, Mar 25 2022 3:08:48 pm | [2022/03/25 07:08:48] [debug] [http_client] not using http_proxy for header Fri, Mar 25 2022 3:08:29 pm | [2022/03/25 07:08:29] [debug] [input chunk] update output instances with new chunk size diff=650 Fri, Mar 25 2022 3:08:40 pm | [2022/03/25 07:08:40] [debug] [outputes.0] HTTP Status=200 URI=/_bulk What versions are you using? "}}},{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"zuMnun8BI6SaBP9lo-jn","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. [OUTPUT] {"took":2217,"errors":true,"items":[{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"yeMnun8BI6SaBP9lo-jn","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. [2022/03/24 04:19:24] [error] [outputes.0] could not pack/validate JSON response Fri, Mar 25 2022 3:08:41 pm | [2022/03/25 07:08:41] [ warn] [engine] failed to flush chunk '1-1648192097.600252923.flb', retry in 26 seconds: task_id=0, input=tail.0 > output=es.0 (out_id=0) host: https://consul.example replication_factor: 1 final_sleep: 0s heartbeat_period: 10s chunk_idle_period: 5m chunk_retain_period: 30s max_transfer_retries: 0 flush_op_timeout: 300s schema_config: configs: - from: 2020-05-22 store: boltdb object_store: filesystem . [2022/03/24 04:20:26] [ warn] [engine] failed to flush chunk '1-1648095560.297175793.flb', retry in 161 seconds: task_id=2, input=tail.0 > output=es.0 (out_id=0) This guide will help you check for common problems that cause the log " Failed to flush index " to appear. Fri, Mar 25 2022 3:08:31 pm | [2022/03/25 07:08:31] [debug] [http_client] not using http_proxy for header [2022/03/24 04:19:38] [ warn] [engine] failed to flush chunk '1-1648095560.205735907.flb', retry in 14 seconds: task_id=0, input=tail.0 > output=es.0 (out_id=0) Describe the bug I have a pretty basic setup where I'm trying to write to a Cassandra backend and Loki just isn't creating any chunks. Fri, Mar 25 2022 3:08:40 pm | [2022/03/25 07:08:40] [debug] [input:tail:tail.0] inode=69179617 events: IN_MODIFY Fri, Mar 25 2022 3:08:21 pm | [2022/03/25 07:08:21] [debug] [input:tail:tail.0] inode=34055641 file has been deleted: /var/log/containers/hello-world-bjfnf_argo_main-0b26876c79c5790bdaf62ba2d9512269459746b1c5711a6445256dc5a4930b65.log [2022/03/24 04:19:34] [debug] [upstream] KA connection #104 to 10.3.4.84:9200 has been assigned (recycled) Fri, Mar 25 2022 3:08:50 pm | [2022/03/25 07:08:50] [debug] [outputes.0] task_id=20 assigned to thread #1 [2022/03/24 04:20:20] [debug] [input:tail:tail.0] scanning path /var/log/containers/.log {"took":2579,"errors":true,"items":[{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"G-Mmun8BI6SaBP9lh4vZ","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. Fri, Mar 25 2022 3:08:41 pm | [2022/03/25 07:08:41] [debug] [out coro] cb_destroy coro_id=14 [2022/03/24 04:20:20] [debug] [input:tail:tail.0] scan_blog add(): dismissed: /var/log/containers/argo-server-6d7cf9c977-dlwnk_argo_argo-server-7e1ccfbd60b7539a1b2984f2f46de601d567ce83e87d434e173df195e44b5224.log, inode 101715266 Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. Fri, Mar 25 2022 3:08:39 pm | [2022/03/25 07:08:39] [ warn] [engine] failed to flush chunk '1-1648192098.623024610.flb', retry in 16 seconds: task_id=1, input=tail.0 > output=es.0 (out_id=0) "}}},{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"3uMmun8BI6SaBP9luq99","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. Fri, Mar 25 2022 3:08:27 pm | [2022/03/25 07:08:27] [debug] [http_client] not using http_proxy for header "}}},{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"3OMmun8BI6SaBP9luq99","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. Fri, Mar 25 2022 3:08:49 pm | [2022/03/25 07:08:49] [debug] [input:tail:tail.0] inode=69179617 events: IN_MODIFY Fri, Mar 25 2022 3:08:49 pm | [2022/03/25 07:08:49] [debug] [upstream] KA connection #120 to 10.3.4.84:9200 is now available Fri, Mar 25 2022 3:08:41 pm | [2022/03/25 07:08:41] [ warn] [engine] failed to flush chunk '1-1648192121.87279162.flb', retry in 10 seconds: task_id=15, input=tail.0 > output=es.0 (out_id=0) I am trying to send logs of my apps running on an ECS Fargate Cluster to Elastic Cloud. Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. [2022/03/24 04:19:50] [debug] [outputes.0] HTTP Status=200 URI=/_bulk Fri, Mar 25 2022 3:08:41 pm | [2022/03/25 07:08:41] [debug] [retry] re-using retry for task_id=11 attempts=2 Fri, Mar 25 2022 3:08:48 pm | [2022/03/25 07:08:48] [debug] [input chunk] update output instances with new chunk size diff=681 [2022/03/24 04:19:50] [debug] [out coro] cb_destroy coro_id=3 Fri, Mar 25 2022 3:08:23 pm | [2022/03/25 07:08:22] [debug] [input:tail:tail.0] inode=69179617 events: IN_MODIFY [2022/03/24 04:19:50] [debug] [upstream] KA connection #102 to 10.3.4.84:9200 is now available Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. Fri, Mar 25 2022 3:08:41 pm | [2022/03/25 07:08:41] [debug] [upstream] KA connection #118 to 10.3.4.84:9200 is now available Fri, Mar 25 2022 3:08:30 pm | [2022/03/25 07:08:30] [debug] [input:tail:tail.0] inode=69179617 events: IN_MODIFY Fri, Mar 25 2022 3:08:21 pm | [2022/03/25 07:08:21] [debug] [input:tail:tail.0] inode=104051102 events: IN_ATTRIB Fri, Mar 25 2022 3:08:48 pm | [2022/03/25 07:08:48] [debug] [input:tail:tail.0] inode=69179617 events: IN_MODIFY Fri, Mar 25 2022 3:08:30 pm | [2022/03/25 07:08:30] [debug] [input chunk] update output instances with new chunk size diff=694 - jordanm. no tls required for es. Fri, Mar 25 2022 3:08:21 pm | [2022/03/25 07:08:21] [ info] [input:tail:tail.0] inotify_fs_remove(): inode=104048677 watch_fd=17 [2022/03/24 04:19:20] [debug] [input chunk] tail.0 is paused, cannot append records [2022/03/24 04:19:47] [debug] [http_client] not using http_proxy for header mentioned this issue. Fri, Mar 25 2022 3:08:33 pm | [2022/03/25 07:08:33] [debug] [retry] new retry created for task_id=11 attempts=1 fluentbit_output_proc_records_total. "}}},{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"dOMnun8BI6SaBP9l3vN-","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. [2022/03/24 04:20:34] [debug] [http_client] not using http_proxy for header Fri, Mar 25 2022 3:08:27 pm | [2022/03/25 07:08:27] [ warn] [engine] failed to flush chunk '1-1648192099.641327100.flb', retry in 9 seconds: task_id=2, input=tail.0 > output=es.0 (out_id=0) [2022/03/24 04:20:25] [debug] [upstream] KA connection #102 to 10.3.4.84:9200 has been assigned (recycled) Fri, Mar 25 2022 3:08:23 pm | [2022/03/25 07:08:23] [debug] [upstream] KA connection #120 to 10.3.4.84:9200 has been assigned (recycled) Fri, Mar 25 2022 3:08:39 pm | [2022/03/25 07:08:39] [debug] [outputes.0] task_id=1 assigned to thread #0 [2022/03/22 03:57:48] [ warn] [engine] failed to flush chunk '1-1647920657.177210280.flb', retry in 1048 seconds: task_id=464, input=tail.0 > output=es.0 (out_id=0) Fri, Mar 25 2022 3:08:30 pm | [2022/03/25 07:08:30] [debug] [upstream] KA connection #120 to 10.3.4.84:9200 is now available Host 10.3.4.84 {"took":2414,"errors":true,"items":[{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"juMmun8BI6SaBP9l7LpS","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. run: valgrind td-agent-bit -c /path/to/td-agent-bit.conf. To easily locate the root cause and resolve this issue try AutoOps for Elasticsearch & OpenSearch. [2022/03/24 04:20:26] [debug] [outputes.0] HTTP Status=200 URI=/_bulk Fri, Mar 25 2022 3:08:48 pm | [2022/03/25 07:08:48] [debug] [out coro] cb_destroy coro_id=18 "}}},{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"H-Mmun8BI6SaBP9lh4vZ","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. Fluentd will wait to flush the buffered chunks for delayed events. Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. "}}},{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"JOMmun8BI6SaBP9lh4vZ","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. Host 10.3.4.84 Fri, Mar 25 2022 3:08:49 pm | [2022/03/25 07:08:49] [ warn] [engine] failed to flush chunk '1-1648192122.113977737.flb', retry in 21 seconds: task_id=16, input=tail.0 > output=es.0 (out_id=0) Fri, Mar 25 2022 3:08:21 pm | [2022/03/25 07:08:21] [debug] [input:tail:tail.0] inode=35359369 file has been deleted: /var/log/containers/hello-world-swxx6_argo_wait-dc29bc4a400f91f349d4efd144f2a57728ea02b3c2cd527fcd268e3147e9af7d.log Helm chart configuration. "}}},{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"H-Moun8BI6SaBP9lIP7t","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. Fri, Mar 25 2022 3:08:42 pm | [2022/03/25 07:08:42] [debug] [out coro] cb_destroy coro_id=15 Fri, Mar 25 2022 3:08:30 pm | [2022/03/25 07:08:30] [debug] [http_client] not using http_proxy for header Fri, Mar 25 2022 3:08:40 pm | [2022/03/25 07:08:40] [debug] [input chunk] update output instances with new chunk size diff=1182 The property is supported from v1.8.7. Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. [2022/03/24 04:21:20] [debug] [input:tail:tail.0] scan_blog add(): dismissed: /var/log/containers/traefik-5dd496474-84cj4_kube-system_traefik-686ff216b0c3b70ad7c33ceddf441433ae1fbf9e01b3c57c59bab53e69304722.log, inode 34105409 Fri, Mar 25 2022 3:08:48 pm | [2022/03/25 07:08:48] [debug] [http_client] not using http_proxy for header There same issues Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. Fri, Mar 25 2022 3:08:41 pm | [2022/03/25 07:08:41] [debug] [out coro] cb_destroy coro_id=15 Fri, Mar 25 2022 3:08:32 pm | [2022/03/25 07:08:32] [debug] [upstream] KA connection #118 to 10.3.4.84:9200 has been assigned (recycled) Fri, Mar 25 2022 3:08:51 pm | [2022/03/25 07:08:51] [debug] [input chunk] update output instances with new chunk size diff=661 Fri, Mar 25 2022 3:08:21 pm | [2022/03/25 07:08:21] [ info] [input:tail:tail.0] inotify_fs_remove(): inode=69464185 watch_fd=13 Fri, Mar 25 2022 3:08:51 pm | [2022/03/25 07:08:51] [debug] [input:tail:tail.0] inode=69179617 events: IN_MODIFY Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. Name es [2022/05/26 06:04:45] [ info] [engine] flush chunk '1-1653545056.585580723.flb' succeeded at retry 1: task_id=90, input=tail.0 > output=forward.0 (out_id=0) [2022/05/26 06:04:46] [ info] [engine] flush chunk '1-1653545061.402631314.flb' succeeded at retry 1: task_id=102, input=tail.0 > output=forward.0 (out_id=0) [2022/05/26 06:04:46] [ info] [engine] flush chunk '1-1653545059.352915125.flb . Fri, Mar 25 2022 3:08:30 pm | [2022/03/25 07:08:30] [debug] [out coro] cb_destroy coro_id=5 Fri, Mar 25 2022 3:08:42 pm | [2022/03/25 07:08:42] [debug] [input:tail:tail.0] inode=69179617 events: IN_MODIFY Match kube. Fri, Mar 25 2022 3:08:51 pm | [2022/03/25 07:08:51] [debug] [input chunk] update output instances with new chunk size diff=657 Fri, Mar 25 2022 3:08:40 pm | [2022/03/25 07:08:40] [debug] [input:tail:tail.0] inode=69179617 events: IN_MODIFY Fri, Mar 25 2022 3:08:23 pm | [2022/03/25 07:08:22] [debug] [input chunk] update output instances with new chunk size diff=641 What this does is add a service worker that can cache all your chunks. [2022/03/24 04:21:20] [debug] [input:tail:tail.0] inode=35353618 removing file name /var/log/containers/hello-world-dsxks_argo_main-3bba9f6587b663e2ec8fde9f40424e43ccf8783cf5eafafc64486d405304f470.log Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. Fri, Mar 25 2022 3:08:28 pm | [2022/03/25 07:08:28] [debug] [upstream] KA connection #120 to 10.3.4.84:9200 is now available Fri, Mar 25 2022 3:08:21 pm | [2022/03/25 07:08:21] [ info] [input:tail:tail.0] inotify_fs_remove(): inode=3076476 watch_fd=10 After Graylog was created. You signed in with another tab or window. [2022/03/24 04:20:51] [ warn] [engine] failed to flush chunk '1-1648095560.205735907.flb', retry in 111 seconds: task_id=0, input=tail.0 > output=es.0 (out_id=0) [2022/03/24 04:19:22] [debug] [retry] new retry created for task_id=2 attempts=1 [2022/03/22 03:57:49] [ warn] [engine] failed to flush chunk '1-1647920670.171006292.flb', retry in 1657 seconds: task_id=477, input=tail.0 > output=es.0 (out_id=0) [2022/03/24 04:19:34] [debug] [upstream] KA connection #103 to 10.3.4.84:9200 has been assigned (recycled) Fri, Mar 25 2022 3:08:51 pm | [2022/03/25 07:08:51] [debug] [input:tail:tail.0] inode=69179617 events: IN_MODIFY Fri, Mar 25 2022 3:08:36 pm | [2022/03/25 07:08:36] [debug] [upstream] KA connection #118 to 10.3.4.84:9200 is now available Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. Fri, Mar 25 2022 3:08:31 pm | [2022/03/25 07:08:31] [debug] [upstream] KA connection #118 to 10.3.4.84:9200 has been assigned (recycled) "}}},{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"kuMmun8BI6SaBP9l7LpS","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. First check Troubleshooting targets section above. Fri, Mar 25 2022 3:08:51 pm | [2022/03/25 07:08:51] [debug] [input chunk] update output instances with new chunk size diff=693 Fri, Mar 25 2022 3:08:40 pm | [2022/03/25 07:08:40] [debug] [input:tail:tail.0] inode=69179617 events: IN_MODIFY Fri, Mar 25 2022 3:08:51 pm | [2022/03/25 07:08:51] [debug] [task] created task=0x7ff2f183b740 id=21 OK Fri, Mar 25 2022 3:08:29 pm | [2022/03/25 07:08:29] [debug] [outputes.0] HTTP Status=200 URI=/_bulk "}}},{"create":{"_index":"logstash-2022.03.24","_type":"_doc","_id":"BOMmun8BI6SaBP9l_8rZ","status":400,"error":{"type":"mapper_parsing_exception","reason":"Could not dynamically add mapping for field [app.kubernetes.io/instance]. Fri, Mar 25 2022 3:08:39 pm | [2022/03/25 07:08:39] [debug] [out coro] cb_destroy coro_id=11 Fri, Mar 25 2022 3:08:48 pm | [2022/03/25 07:08:48] [debug] [input:tail:tail.0] inode=69179617 events: IN_MODIFY Fri, Mar 25 2022 3:08:50 pm | [2022/03/25 07:08:50] [debug] [input chunk] update output instances with new chunk size diff=1182 Fri, Mar 25 2022 3:08:28 pm | [2022/03/25 07:08:28] [debug] [upstream] KA connection #118 to 10.3.4.84:9200 has been assigned (recycled) Fri, Mar 25 2022 3:08:21 pm | [2022/03/25 07:08:21] [debug] [input:tail:tail.0] inode=69464185 events: IN_ATTRIB Fri, Mar 25 2022 3:08:48 pm | [2022/03/25 07:08:48] [debug] [retry] new retry created for task_id=18 attempts=1 [2022/03/24 04:19:24] [debug] [retry] new retry created for task_id=0 attempts=1 Describe the bug Failed to flush chunk. Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. [2022/03/24 04:20:49] [debug] [http_client] not using http_proxy for header Kubernetes? I am wondering that I should update es version to the latest 7 version. Existing mapping for [kubernetes.labels.app] must be of type object but found [text]. 2021-04-26 15:58:10 +0000 [warn]: #0 failed to flush the buffer. Fri, Mar 25 2022 3:08:51 pm | [2022/03/25 07:08:51] [debug] [input chunk] update output instances with new chunk size diff=665