Prometheus delete old data. all old data was deleted.

Prometheus delete old data enable-admin- prometheus删除数据，通过 API 接口删除指定数据 - 郭大侠1 - 博客园 In backfilling - one would require to insert old data into TSDB. Prometheus version: 2. Ask Question Asked 7 years, 11 months ago. 0-10-amd64 #1 SMP Debian 5. Trying out the new clean_tombstones API in 2. yml). --storage. Closed diarmuidie opened this issue May 21, 2018 · 8 comments that unknown series references in WAL samples could be as a result of the disk filling up and me having to manually delete some files to get Prometheus to restart so I could look for logs etc. Checkpoint pushgateway persistence file to object store. Prometheus server. Grafana to alert if Prometheus/Pushgateway have old data. In this scenario, the user would want to send a request to mask the data for the time being as there isn’t a high priority requirement to delete the data but eventually during the Hi, I have an issue with Prometheus, where the . @hieunguyen847 unfortunately, I lost my magic wand :) Without more context (logs for If you'd like to remove time series data on Prometheus, set like follows. 1 Delete the prometheus PVCs Create a prometheus 1. I’m seeing the system perform deletion of obsolete blocks (~100 at a time). I was wondering if it is now possible to remove time-series without API. Meaning that rules that refer to other rules being backfilled is not supported. You switched accounts on another tab or window. I would think there must be a name to "drop" all metrics for pod names starting with"foo If you'd like to remove time series data on Prometheus, set like follows. retention='365d' (by default, Prometheus keeps data for 15 days). and the user wants to restore the previous data set-up for obtaining the desired results. local. @ashmere Data is kept for 15 days by default and deleted afterwards. In prometheus-net there is one implementation, named DefaultCollectorRegistry. Remove the host from Prometheus configuration: a. 1 or later) Hi, I am wondering if there is an interface where I can delete metrics, logs and traces in Prometheus, Loki and Tempo. From what I see, it is not deleted from the dashboard JSON file. 1 to try and get rid of old data, it only seems to partially be working. If you'd like to remove time series data on Prometheus, set like follows. Deleting labels in Prometheus. Once the request returns, the data will no longer be accessible. Beta Was this translation helpful? Home » Infra Monitoring » Prometheus-Grafana » How to delete old targets in Prometheus database. Answered by Prometheus TSDB Admin API. This will lose all your data. For simplicity let's assume all metrics from the host need to be deleted. Now i want to view data trend graph in whole year(i think it is useful), but the data size of whole year is too large, so i want delete old data over one month, but not remove them all, just keep them with hour level, so that data size could be small. Improve this question. I was running Prometheus 2. Regardless of what time range I select (e. The exporters (e. Therefore I stopped the relevant service prometheus-node_exporter. Overrides storage. To determine when to remove old data, use the option “ –storage. In gap-avoidance, one would require to insert old but ‘contiguous’ data into TSDB. 1 instance using the TPR (uses Ceph RBD storage) Wait some time (prometheus is scraping from all targets as before with 1 Note that I'm using image as prom/prometheus:latest in my docker file, so I believe this could updated my prometheus version but still the data shouldn't be wiped out I guess. g. If you query data that falls into a two hour block, then it’s great! Prometheus only Prometheus has several flags that allow configuring the local storage - you should use these flags in order to retain old data and turning on the wal compression for saving disk storage. Storage space on disk will be freed up at the next compaction. I am running a large script that is migrating from a Whisper TSDB to a Prometheus TSDB. 6. 2. i have set 프로메테우스(Prometheus)에서 시계열(Time series) 데이터를 삭제하는 방법에 대해서 알아보겠습니다. The issue is that we are trying to move ~ 800,000 blocks into . Save a clean copy of the Sqlite database and then replace the database file once a week. I executed this request on the "right" server It deleted all my datas lol with a code 000 and now if a use it again I have a code 204 so Deleting metrics from Prometheus produces error: not implemented. I used the 100GB Ceph RBD as storage of prometheus, but the prometheus delete all data before at 8:00 AM every day. So if we resolve this wal segments truncation issue, then it will delete old wal segments and prometheus will be started quickly. Modified 2 years, 11 months ago. You can hurry this along by using the clean tombstones API, but this is not something you should be doing on a regular basis. 45) on a Raspberry PI with a NVMe storage, but since some days I’m having issues: Prometheus stops running after about 1-2h (probabily due some wal error), if I delete the wal folder and I Prometheus tries replaying WAL (e. When Prometheus restarts, the Highly available Prometheus setup with long term storage capabilities. more documentation about prometheus storage you can find on this link. retention ”, e. See this article for details. System information. time: This determines when to remove old data. Setting global retention to 2y works fine, but the amount of storage consumed by the stats db is concerning, and all of the other stats are useless for us beyond 1 month. Debian 11 with 5. When you run the above 1. Some of the data we expose has an ApplicationVersion label attached to it. Usually it will take 2 hours to load all the wal segments which are present under /data/prometheus/wal and start prometheus. 8. 0 and I have gone through the same issue in forums. I expected there is sth like a button with: delete anything older than x days or set a retention period prometheus 通过 API 接口删除指定数据 前提： #停止prometheus ps -ef |grep -v grep | grep prometheus. Time based retention 2. You can then manually delete data from the old bucket and eventually delete it entirely once that data is older than the retention period you keep. Try the following match[] series selector:. By leveraging metric relabeling in Prometheus, you can easily filter out irrelevant or excessive data, keeping your Grafana dashboards responsive and your Prometheus storage efficient. For most data saved in the database, you could use the Grafana API to remove data. Defaults to data/. Executed POST to a delete_series endpoint on both VMs. retention如果此标志设置为默认值以外的任何值，则覆盖。 Changing the retention causes a deployment and if your Prometheus instance's data is not backed by a Persisent Volume there is little we can do about this. Please help. 1w次，点赞8次，收藏29次。数据存储Prometheus具有配置本地存储的多个标志。最重要的是：--storage. Send metrics with pushgateway (Prometheus) using windows console Prometheus是一个基于时序数据库的开源监控系统。 Prometheus在2016年加入了CNCF(云原生计算基金会)，成为继Kubernetes之后CNCF的第二个托管项目。 Prometheus HTTP API # Prometheus的监控指标数据metrics存储在其内置的时序数据库中，即其本身也是一个时序数据库，但目前Prometheus还没有提供直接管理数据的功能 My second attempt is to remove the time-series in prometheus but the API was not enabled and restarting would cause a hiccup in the prometheus system (which is not good in monitoring). 2 You must be logged in to vote. I added below lines to my docker-compose. 756k The new instance is also monitored by prometheus, but the "old" data is still in the storage. Can you give some suggestion? Ian Billett. /data directory. x has for this. It has been mentioned that it was fixed in version 2. marc_s. And now I restarted it again but now the data is there (data of past few mins, not the 60 days data) We've noticed huge CPU and RAM usage by our Prometheus instance and are looking into ways of lowering this. Skip to first unread message Hi I need an clearly information how to delete instance from prometheus and from grafana. but when i execute the query by "/api/v1/query" ,the data what should be deleted is still returned. i have 2 jobs. You could try to use the promtool backfill command to overwrite the invalid data with valid data, but deletion will not be possible. wal file is taking up almost all the ressources. I tried to restore existing data by copying data from outer /prometheus directory to /prometheus/data, but it didn't work. it was trying to reload segments and failed for some reasons, and Prometheus deleted all segment newer, data has gone completely. 11 However, in the graph of grafana, which is the data source for prometheus, we can see the data from around 15:00 16 days ago. I have some IOT data and they’re not In a Production Environment, i set the time to delete data is 15d and collect data every 15s. push_time_seconds{instance="foo",job="bar",try="longtime"} 1. service on client. Enable API admin; From Prometheus official documentation for the TSDB admin APIs: URL query parameters: match[]=: Repeated label matcher argument that selects the series to delete. 실제 데이터는 디스크에 남아있고, 다음번 컴팩션(compaction)이 실행될때 Increase filesystem the mount point /var/lib/prometheus (if your filesystem is lvm); Delete old logs segments in file /var/lib/prometheus (this option you can lose all informations about the old metrics) The value default of the I am going to assume you want to remove data from the database. time：何时删除旧数据。默认为15d。storage. retention flag. how to do cleanup for old data for Prometheus in windows version? at the minute it seems to be an infinitely growing data store with no way to clean old data. retention=‘365d’ By default, Prometheus keeps data for 15 days. 5,532 views. It seems like there is Therefore, all of data samples within a time window, say two hours if you keep the sane default settings, are packed into one single directory. To delete an old target in the prometheus database, use the following syntax: For example, if I want to delete the target monitor, check ping 8. There’s no way to purge data that you’ve already ingested into the Prometheus endpoint at Grafana Cloud however you can refine and control any future “bogus data” using these helpful guides to analyze and reduce the Prometheus metrics being sent over via remote_write method: Prometheus | Grafana Labs Overview of Prometheus v2 Data Storage Structure. If no custom instance is What did you do? prometheus storage data is greater than storage. However the client has sent wrong hostname. The solution we propose now is to find metrics that have been inactive for a How to delete old data in prometheus. This can be adjusted via the -storage. : –storage. liangyuanpeng June 18, 2021, 3:28am 1. Data will be old w. retention if this flag is set to anything other than default. memory usage) of the Prometheus client will also increase. You can see not only the data for 15 days (360 hours), which is the data storage period, but also the data from What could be the reason why the graph in grafana shows the data from around 15:00 16 days ago? Does prometheus has a method of "reducing" old data like for example influxdb has ? For example i want to store some requests counter with resolution of "sample every 1 minute" for last week, then reduce and store sample per 10 minutes for last month and then remove the data completely. A workaround is to backfill multiple times and create the dependent data first (and move dependent data to the Prometheus server data dir so that it is accessible from the Prometheus API). If i change TSDB storage for ex 10s it remove, but all of data from grafana too. Once that’s done, And it did not have enough space left to write out the new chunk while not having deleted the old chunk yet. You'll also need to quote the whole lot to stop In general, what is best practice to delete older data in Prometheus? TSDB blocks are automatically cleaned up, but it does this on the 2 hour block management schedule. MetricServer) collect the data using an implementation of ICollectorRegistry. This sounds like unexpected behaviour so I would suggest raising an issue against the Prometheus Github repository and provide as much relevant information Hi @sharedps. some_metric{missing_label=''} It should return all the time series with some_metric name but without missing_label label. In resolve the memory issue , i need to delete the data older than 10 days in pushgateway. pub/how-to-drop-and-delete-metrics-in-prometheus-7f5e6911fb33. How to set to keep all data of prometheus ? All reactions. Rules in the same group cannot see the results of previous rules. I found an article stating I can delete through I need to delete some Prometheus metrics originating from one host. yml | awk '{print $2}' | xargs kill #增加--web. Open your Prometheus configuration file (usually named prometheus. -- Stuart Clark /prometheus $ promtool tsdb analyze /data/ Block ID: 01FYV026P5AYM47XSSFT4WVG6X Duration: the old time series will be removed once it reaches the retention, by default it’s 15 days. Both are sync. by Daniel Pham Published: 17/08/2020. Beta Was this translation helpful? Give feedback. $ docker run -it onuryilmaz/prometheus-pushgateway-cleaner:latest --help Usage of prometheus-pushgateway-cleaner: -address string Address of Prometheus Pushgateway -debug Set debug log level, the default is false. There is only one block present. Time based retention You need to start prometheus with following flag with your desired time. Size based retention What did you expect to see? no errors. r. You signed in with another tab or window. It is working: I’m using the “promtool tsdb create-blocks-from openmetrics” which starts to work as designed. 4. With We ended the talk with a quick demo on how to import data from CSV files into Prometheus. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Hi, i have pushed the data to prometheus via pushgateway and using grafana to show the pushed data using prometheus. 当前Prometheus TSDB Admin API提供了三个接口，分别是快照(Snapshot), 数据删除(Delete Series), 数据清理(Clean Tombstones)。 下面介绍数据删除和数据清理。 Prometheus的TSDB Admin API默认是关闭的，需要加入启动参数–web. 84-1 (2021-12-08) x86_64 GNU/Linux. 17). 598280005888635e+09 All groups and messages all old data was deleted. 26. Off course this means you will lose those data As the number of metrics increases, the resource consumption (i. --storage. 21. recovering data from WAL) on the next start, but it may fail to do so if WAL data is corrupted due to the previous unclean shutdown of the Prometheus. time to 10d and restart my instances, this does not get delete data older than 10 days. 0. Am I Prometheus WAL files are not deleted since the Prometheus setup was done. To completely Identifying the unnecessary metrics at source, deleting the existing unneeded metrics from your TSDB regularly will keep your Prometheus storage & performance intact. Then I executed this command on Prometheus server to delete time series of the relevant client: $ k get pods -l k8s-app=prometheus NAME READY STATUS RESTARTS AGE prometheus-7589bc7c9b-kxpxf 2/3 CrashLoopBackOff 8 16m prometheus-7589bc7c9b-nxpz5 3/3 Running 0 12d The files directory on the node(PV) looks like this Data over 31 hours old is being retained. Here is an example of using DeleteSeries to delete data for To determine when to remove old data, use --storage. It is not necessary that data is contagiously available on the timeline even in the past. It is showing old one because you query old metrics in past. go:416 component=web msg="Start listening for connections" address=0. 95GB) pr What did you do? After deploying node exported on client the new target is available in Prometheus. Is there any possibly way to delete for example just 1 instance from prometheus & grafana? You could delete the docker volume: docker volume ls # see what is the actual volume name docker volume rm prometheus_data # or the actual volume name. 5. Try another Prometheus-like monitoring system I work on - VictoriaMetrics. An example, would be to remove dashboards. Does that answer your question? I tried setting the time range in Grafana to past 24 hours but it still shows data for stale pods which are no longer existing. the below will but me deleting the data from pushgateway, seems that table search aims only at the data from very last time point of change, at least if not defined otherwise with some extra stuff in the query. If all these Prometheus instances are sharded instances with the same set of external labels, what you should do is to run different compactors for each set of streams (as in the group of NOTE: These API endpoints may return metadata for series for which there is no sample within the selected time range, and/or for series whose samples have been marked as deleted via the deletion API endpoint. There is no gap in the data stream. I would like to clean it up at the source if possible. 0:9090 Feb 22 16:24:27 eddie0001 Hi, when 1 alert is firing, AlertManager sends notification, then 2nd alert is firing or resolved, AM sends notification with information about 2 alerts, how to remove information about 1st alert in notification? I set ‘repeat_interval: 4h’ for AM config, but it Data Retention : Prometheus does the retention in 2 ways. So I guess the API commands I googled out are Deleting unwanted data in Prometheus is a two-step process. How to delete old targets in Prometheus database. One is new, the other is old. 1 or later) In this post we'll look at the delete_series API Prometheus 2. , now-20d), the dashboard only shows 2 weeks of Prometheus has the potential as a database for IOT data? Thanks any help! Prometheus Monitoring System Prometheus remote write for old data. There is a default data retention time of 15 days, so What did you do? Delete old prometheus TPR running version 1. I need to delete the old one, so that it gets removed from Grafana dashboard too. Defaults to 15d. The exact extent of additionally returned series metadata is an implementation detail that may change in the future. Viewed 15k times I should add the old label returns no data. Just wait long enough and your zero datapoints will disappear. 참고로 delete_series API를 호출해도, 데이터가 즉시 삭제되지는 않는다. I'm using the Node Exporter Full dashboard to view data from the node exporter. Before restart (data between both graph are sync): After restart (prometheus data went rogue): However, some of the data in the deleted Segment may still be useful, so we will remove the data that is definitely invalid when cleaning up, and store the remaining data in the checkpoint. 1 or later) Supposing you want to remove the metrics related to a group when they become too old (for a given definition of too old), you have the metric push_time_seconds which is automatically defined by the pushgateway. prometheus; Share. Got 204 as expected. It also said here that time-series can only be deleted via API but this is 2018. Is there a command to force cleanup? Delete old data in prometheus and grafana. What did you see instead? Under which circumstances? errors as described. Prometheus version Prometheus WAL files are not deleted since the Prometheus setup was done. b. I am the rain. So if you delete things from Prometheus it will no longer appear in Grafana. THANKS! amazon-web-services; grafana; prometheus; Share. S. 13 and I could see that there was a known bug about this, that was fixed in 2. retention option e. You signed out in another tab or window. I started recording with Prometheus 2 several days before stopping Prometheus 1. To completely remove the data deleted by delete_series send clean_tombstones API call: I have Prometheus configured with Thanos. The chart on the left uses influxdb as datasource and the one on the right is using prometheus. Key features of this structure include: Block Storage: Prometheus v2 organizes data into blocks that are typically two hours long. //faun. 0. 1 How do I deal with old collected metrics in Prometheus? 1 Delete metrics in prometheus 1. I am using Prometheus version 2. There are only two scenarios where data is not deleted: No blocks exist. Locate the job configuration that includes Grafana doesn't store any data, it just performs queries against Prometheus. Note that it is always good idea to check which time series will be deleted before actually deleting them. yml:. In this article we’ll look at both identifying, dropping them You didn't say exactly how you submitted the request, but if you are using curl, then use the -g flag to stop it doing its own globbing. First I executed my first request on the wrong server so that why it doesn't have effect when I was looking. 2. e. size: [EXPERIMENTAL] This determines the maximum number of bytes that storage blocks can use (note that this does not include Feb 22 16:24:27 eddie0001 prometheus[5115]: level=info ts=2019-02-22T15:24:27. I am reducing data retention from 20 days to 10 days in my Prometheus nodes (v. Use Google. Size based retention 1. I want to use this blog post to provide more insight into the state of backfill in We need to keep just one statistic for a longer time, in particular the used disk space, but all of the rest of the data can be removed after one month. All reactions. Referencing another ticket (), I thought this new clean method would get rid of old job labels if they contained you can clear / remove app's metric data/ job by using below url. t to current Prometheus timestamp. size，why prometheus don't clean the old data? thanks prometheus_tsdb_storage_blocks_bytes: 779490342263 (725. You basically need to wait or remove that metrics from you tsdb. In the end I capitulated and increased the size of the Prometheus You can configure retention or retentionSize in prometheus to automatically delete data. 10. Follow edited Feb 17, 2019 at 14:46. Reload to refresh your session. Let me know if I this seems right @bboreham The data remains on disk and will be cleaned up in future compaction. 721277764Z caller=web. Therefore, we hope to make some enhancements on the basis of the Prometheus client to recycle/delete inactive metrics automatically. Each time we release a new version (which happens a few times/week), every metric will basically be duplicated because of this. When I change storage. Prometheus v2 introduced a new data storage architecture that is designed to improve storage efficiency, especially for high-cardinality data like time series alerts. written by Daniel Pham Published: 17/08/2020 Updated: 19/05/2024. path：Prometheus写入数据库的位置。默认为data/。 --storage. If you want to remove all data on demand, remove PV and allow storage controller to reprovision it. job name: sample_job How to safegaurd prometheus data? 2. 0 Exporting promethous metrics from log file using python client library Data Blog; Facebook; Twitter; LinkedIn; Instagram; Site Is it possible to groom or cleanup old data from prometheus? at the minute it seems to be an infinitely growing data store with no way to clean old data. How can I check if all the timeseries are deleted, maybe Metrics are automatically tombstoned when they no longer receive data and datapoints get scrubbed once the retention threshold is reached. Deleting old blocks; Truncating data from the head and WAL; Reasons for Not Deleting Data. tsdb. Enter "prometheus delete timeseries", and you will find: (in which case prometheus will keep running with the old config) Check with: journalctl -eu prometheus Not Deleting Old Data After TSDB Retention Passed #4176. 1. The reason this is problematic is I'm transitioning to Prometheus 2. Table of Contents. Data will be automatically deleted after the storage retention time has passed. First, the unwanted series need to be marked for deletion with the Prometheus API. after stoping and deleting the container. . i try to delete the old job with the exact command would be something like: curl -X POST - Saved searches Use saved searches to filter your results more quickly Hi, I’m using Prometheus (2. enable-admin-api才会启动。 You can also use promtool to manually delete out data if you really wish. (Prometheus 2. By default, it is 15 To delete data for a particular time range, you can use the match[] URL query parameter to select the series to delete, along with the start and end timestamps. retention. I have restarted Prometheus several times as this was the only thing I could think of to try and trigger a cleanup. But if you have prometheus and you have label selection in variables settings for dashboard. Sorry Below is a sample of my dashboard before and after restart prometheus for a better understanding. P. In past ypu hostname has different label with old hostname if you change time to now you should see only new one. 文章浏览阅读2. There may be a time when you want to delete data from the Prometheus TSDB database. There are a few ways to do this. tyv pamm qfwwnmsy cjcp rsqoovhe mrtqw bqd vvo huc pfj nbr zdly fums rfjebq szrsc