Go to Alert tab : Rule Name for Alert display name in grafana Alert page. "ajaxEvent" : "LITHIUM:lightboxRenderComponent", beforeSend: function() {}, Afaict from the metrics, it never hit the configured requests/limits (512Mi) and it idles around 200Mi. Distinguish static from dynamic fields. Instead of just the free memory? https://www.devtron.ai, Upload an updated version of an exported dashboard.json file from Grafana. What Is the Difference Between 'Man' And 'Son of Man' in Num 23:19? We then add 2 series overrides to hide the request and limit in the tooltip and legend: The result looks like this: LITHIUM.AutoComplete({"options":{"autosuggestionAvailableInstructionText":"Auto-suggestions available. Not the answer you're looking for? How do I connect these two faces together? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, Thank you for your answer! LITHIUM.InformationBox({"updateFeedbackEvent":"LITHIUM:updateAjaxFeedback","componentSelector":"#informationbox_1","feedbackSelector":".InfoMessage"}); LITHIUM.AjaxFeedback(".lia-inline-ajax-feedback", "LITHIUM:hideAjaxFeedback", ".lia-inline-ajax-feedback-persist"); . i did some measurements using a large prometheus JSON response (4MB). $('.lia-panel-heading-bar-toggle').click(function() { Note: By signing up, you agree to be emailed related product-level information. this is a large change obivously. Run some query like {namespace="caascad-monitoring"} for a period of 15 minutes. https://www.devtron.ai. 03-02-2023 @bohandley update September 12, 2022 We could easily change that 11000 limit to a lower value, but that is a backward-incompatible change in a sense. ', 'ajax'); "linkDisabled" : "false" This work is in progress and we are working to align everyone so that we can improve memory usage for Prometheus queries. we could simply not use the prometheus go client library, and write completely custom code and go from JSON directly to grafana dataframes (currently we go from JSON to prometheus-client-lib-go-structures to grafana dataframes. LITHIUM.AutoComplete({"options":{"autosuggestionAvailableInstructionText":"Auto-suggestions available. }); By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. This Graph shows pod memory usage on Devtron dashboard. systemctl restart grafana-server 1. Grafana dashboards can be used for many purposes. LITHIUM.InformationBox({"updateFeedbackEvent":"LITHIUM:updateAjaxFeedback","componentSelector":"#informationbox_4","feedbackSelector":".InfoMessage"}); ;(function($){ Click on the "explore" tab. $('.cmp-profile-completion-meter__list').removeClass('collapsed'); sum by (mode) (rate(wmi_cpu_time_total{instance=~"$server"}[5m])) slideMenuReset(); ","emptyText":"No Matches","successText":"Results:","defaultText":"Enter a search word","autosuggestionUnavailableInstructionText":"No suggestions available","disabled":false,"footerContent":[{"scripts":"\n\n(function(b){LITHIUM.Link=function(f){function g(a){var c=b(this),e=c.data(\"lia-action-token\");!0!==c.data(\"lia-ajax\")&&void 0!==e&&!1===a.isPropagationStopped()&&!1===a.isImmediatePropagationStopped()&&!1===a.isDefaultPrevented()&&(a.stop(),a=b(\"\\x3cform\\x3e\",{method:\"POST\",action:c.attr(\"href\"),enctype:\"multipart/form-data\"}),e=b(\"\\x3cinput\\x3e\",{type:\"hidden\",name:\"lia-action-token\",value:e}),a.append(e),b(document.body).append(a),a.submit(),d.trigger(\"click\"))}var d=b(document);void 0===d.data(\"lia-link-action-handler\")&&\n(d.data(\"lia-link-action-handler\",!0),d.on(\"click.link-action\",f.linkSelector,g),b.fn.on=b.wrap(b.fn.on,function(a){var c=a.apply(this,b.makeArray(arguments).slice(1));this.is(document)&&(d.off(\"click.link-action\",f.linkSelector,g),a.call(this,\"click.link-action\",f.linkSelector,g));return c}))}})(LITHIUM.jQuery);\nLITHIUM.Link({\n \"linkSelector\" : \"a.lia-link-ticket-post-action\"\n});LITHIUM.AjaxSupport.fromLink('#disableAutoComplete_1101c2f17de8d02', 'disableAutoComplete', '#ajaxfeedback_0', 'LITHIUM:ajaxError', {}, 'gs5PAPGZXPmd5-ohlu8rY8IsxYAon9C4BSQY1U8ZkfI. "}); Click Accept to agree to our website's cookie use as described in our. Each node in the cluster has 2 cores and 4GB RAM. Grafana alerts are a way to send notifications when a metric crosses a threshold you have configured. rev2023.3.3.43278. for example, if the prometheus response return 300 separate time-series blocks, the response can be quite big, even if the number of data points for 1 time-series is smaller. collectd plugin for obtaining a drive's make? "revokeMode" : "true", Have you tried importing and exploring a pre-configured dashboard for Node Exporter + Windows, such as this one: General stats dashboard with node selector, uses metrics from wmi_exporter, I bet that dashboard has a reliable query for CPU data. error: function() { Added duration fields to new Search UI. Thanks for contributing an answer to Stack Overflow! I expected to have a memory consumption equivalent to the PromQL evaluation in explore feature. kubectl top didn't reveal anything either (187Mi). The nature of simulating nature: A Q&A with IBM Quantum researcher Dr. Jamie We've added a "Necessary cookies only" option to the cookie consent popup, collectds network plugin is only sending data every 100 seconds. i m trying to fix alerts for windows cpu , memory and hard disk , i m using prometheus as the data source , through node exporter we collect the data for widows cpu the query sum by (mode) (rate(wmi_cpu_time_t How can we prove that the supernatural or paranormal doesn't exist? Build a Grafana dashboard. Click Add data source. How can I calculate bandwidth usage per day or hour with Grafana, graphite and collectd? LITHIUM.Loader.runJsAttached(); LITHIUM.Auth.LOGIN_URL_TMPL = 'https://community.sisense.com/t5/user/userloginpage?dest_url=#{destUrl}'; LITHIUM.Tooltip({"bodySelector":"body#lia-body","delay":30,"enableOnClickForTrigger":false,"predelay":10,"triggerSelector":"#link_3","tooltipContentSelector":"#link_4-tooltip-element .content","position":["bottom","left"],"tooltipElementSelector":"#link_4-tooltip-element","events":{"def":"focus mouseover keydown,blur mouseout keydown"},"hideOnLeave":true}); LITHIUM.Auth.API_URL = '/t5/util/authcheckpage'; I want to make an alert through Grafana that define if the CPU or Memory usage above threshold (let say 85%) it will firing an alert. See the following queries on go_memstats_alloc_bytes for two versions of Grafana, v9.0.0 which uses the buffered client and v9.3.1 which uses the streaming client. Have a question about this project? *\",device!~\"tmpfs|nsfs\",device!=\"gvfsd-fuse\"}JSON format of dashboard: https://github.com/moss-n/Grafana-Dashboards/blob/main/Host%20Resource%20Usage%20Example.json TOC: Introduction: 00:00 - 1:44 CPU metric: 1:45 - 09:03Memory Usage: 09:04 - 14:15Disk Usage: 14:16 - 21:20Network Traffic: 21:21 - 25:06Conclusion: 25:07 - 26:02 Prometheus queries to get CPU and Memory usage in kubernetes pods, count k8s cluster cpu/memory usage with prometheus, How Intuit democratizes AI development across teams through reusability. You signed in with another tab or window. Is there any syntax or something I missed? }); Yup, I understand, but I don't see any low-hanging meaningful improvements that we could do here. "disableKudosForAnonUser" : "false", Conainer CPU. @radiohead hmm.. reading the discussion again, maybe there was no misunderstanding, sorry . @bohandley will reach out to @toddtreece / @ryantxu to gather context / state on this issue. LITHIUM.AjaxSupport({"ajaxOptionsParam":{"event":"LITHIUM:lightboxRenderComponent","parameters":{"componentParams":"{\n \"triggerSelector\" : {\n \"value\" : \"#loginPageV2_1101c2f16c3ea2f\",\n \"class\" : \"lithium.util.css.CssSelector\"\n }\n}","componentId":"authentication.widget.login-dialog-content"},"trackableEvent":true},"tokenId":"ajax","elementSelector":"#loginPageV2_1101c2f16c3ea2f","action":"lightboxRenderComponent","feedbackSelector":false,"url":"https://community.sisense.com/t5/tkb/v2_4/articlepage.loginpagev2:lightboxrendercomponent?t:ac=blog-id/knowledgebase/article-id/3090&t:cp=authentication/contributions/actions","ajaxErrorEventName":"LITHIUM:ajaxError","token":"hvnrntR0terr38oRB57r25-m0FzHeOyCCaE_7vZjMPo. However when performing queries with a larger duration like 5 or 7 days, Loki requests all the available RAM on the node and gets killed. $.ajax({ What's the expected value? What you expected to happen: Memory usage to not increase, or to not increase as sharply. LITHIUM.Tooltip({"bodySelector":"body#lia-body","delay":30,"enableOnClickForTrigger":false,"predelay":10,"triggerSelector":"#link_3","tooltipContentSelector":"#link_4-tooltip-element .content","position":["bottom","left"],"tooltipElementSelector":"#link_4-tooltip-element","events":{"def":"focus mouseover keydown,blur mouseout keydown"},"hideOnLeave":true}); In our case : 1.61GB. evt.stopPropagation(); github-ps1304 changed the title Query with usage of a variable not woring after updating to 9.4.2 Query with usage of a variable not working after updating to 9.4.2 Mar 2, 2023. What I have now are time series limit CPU/memory. to your account. Already on GitHub? LITHIUM.Placeholder(); } Finally click on import and we should be able to see the CPU/Memory/Disk utilisation real time. Why do many companies reject expired SSL certificates as bugs in bug bounties? Just for example. This topic was automatically closed after 365 days. $('.cmp-profile-completion-meter__list').addClass('collapsed'); "event" : "kudoEntity", to be exact, how much memory we use to handle the prometheus query, parse the returned JSON and create the grafana dataframes (that will be returned to the browser). When querying Prometheus datasources the memory usage of Grafana server has increased since Grafana 8.3.x when compared to 8.2.x. @toddtreece introduced the streaming parser to prometheus and began working on bring it to parity with the old prom client. })(LITHIUM.jQuery); // Pull in global jQuery reference "kudosable" : "true", We can use setQueryMode(ViewObject.QUERY_MODE_SCAN_VIEW_ROWS) method to set the View Object SQL mode to use the existing rows in memory. var addthis_share = {"url_transforms":{"shorten":{"twitter":"bitly"}},"shorteners":{"bitly":{}}}; }); Using the Linux monitoring Grafana dashboard. } Search tab and be renamed accordingly. rev2023.3.3.43278. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. LITHIUM.InformationBox({"updateFeedbackEvent":"LITHIUM:updateAjaxFeedback","componentSelector":"#informationbox_2","feedbackSelector":".InfoMessage"}); ', 'ajax');","content":", Turn off suggestions"}],"prefixTriggerTextLength":0},"inputSelector":"#userSearchField","redirectToItemLink":false,"url":"https://community.sisense.com/t5/tkb/v2_4/articlepage.searchformv32.usersearchfield.usersearchfield:autocomplete?t:ac=blog-id/knowledgebase/article-id/3090&t:cp=search/contributions/page","resizeImageEvent":"LITHIUM:renderImages"}); Yeah, this sounds like a good first step to me. However, that would require us to refactor signification portion of the code, because AFAIK our current datasource API is not streaming-friendly. Server Fault is a question and answer site for system and network administrators. This is a part of Devtron config. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. evt.preventDefault(); It would also be nice to have a button to quickly copy the generated query to the TraceQL tab and navigate there, so users can further customize the query. I'm closing out this issue. How to reproduce it (as minimally and precisely as possible): The issue has been caused by the fact that Prometheus datasource has been refactored from a frontend datasource to a backend datasource and since 8.3 all queries have to be processed in Grafana server: The text was updated successfully, but these errors were encountered: @gabor as discussed, here's the issue. }; The value inside the memory.max_usage_in_bytes file: max memory usage recorded: container_memory_working_set_bytes: Deduct inactive_file inside the memory.stat file from the value inside the memory.usage_in_bytes file. systemd system services usage: CPU, memory. ', 'ajax'); }); This Graph shows pod memory usage on Devtron dashboard. Feel free to provide any feedback/thoughts/ideas there. I appreciate any suggestion. "defaultAriaLabel" : "", $( '.custom-widget-menu-toggle' ).on( 'click', function() { Not sure if this is an alternative/useful, but in case you're not aware you can configure a global response limit to limit the size of responses from outgoing HTTP requests. Follow Up: struct sockaddr storage initialization by network format-string, How to tell which packages are held back due to phased updates. LITHIUM.AutoComplete({"options":{"autosuggestionAvailableInstructionText":"Auto-suggestions available. As of this writing, Amazon Managed Service for Prometheus is not able to scrape the metrics directly, therefore a Prometheus server is necessary to do so. In order to use a graphical interface we can use Grafana. Revisions. Why do small African island nations perform better than African continental nations, considering democracy and human development? Is it possible to create a concave light? $( '.has-children' ).removeClass( 'open' ); Also, sometimes the problem is the cardinality. RabbitMQ memory usage: 100 * . Another thing that we could do short-term is to verify that our resolution calculation logic (the one that calculates the step parameter for range queries - https://prometheus.io/docs/prometheus/latest/querying/api/#range-queries) and lower the resolution (i.e. Connect and share knowledge within a single location that is structured and easy to search. *\/user-id\//gi,''); "dialogContentCssClass" : "lia-panel-dialog-content", Why are you meaning the value? memory-usage. success: function(data) { Loki Memory usage OOM help needed. "}); LITHIUM.AjaxSupport.fromLink('#link_0', 'acceptCookieEvent', 'false', 'LITHIUM:ajaxError', {}, 'QvoWqvswUD-7ZHIubxNS3gzM6fHcMBdKUuF7v-TP-_w. Copy link What happened: upgraded Grafana to version 9.4.2 - queries with a variable (multiply a value with a variable to get ) are not working anymore. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. increase step) for large range queries: grafana/pkg/tsdb/prometheus/time_series_query.go. LITHIUM.CookieBannerAlert({"cookieBannerAlertContent":".lia-cookie-banner-alert-text-content","privacyPolicyURL":""}); "selector" : "#kudosButtonV2", if (!$(evt.target).hasClass('profile-link')) { // ( A girl said this after she killed a demon and saved MC). }, 4. if (localStorage.getItem('cmp-profile-completion-meter-collapsed') == "0") { I create an alert and the memory consumption increases a lot because of the PromQL evaluation of the alert. Euler: A baby on his lap, a cat on his back thats how he wrote his immortal works (origin?). @gabor I think ultimately we'd want something like [2] or [3], because it's the only possible solution to make memory usage bounded, without completely breaking large dataset results like in [4]. Building a bash script to retrieve metrics. Memory usage to not increase, or to not increase as sharply. LITHIUM.SearchForm({"asSearchActionIdSelector":".lia-as-search-action-id","useAutoComplete":true,"selectSelector":".lia-search-form-granularity","useClearSearchButton":false,"buttonSelector":".lia-button-searchForm-action","asSearchActionIdParamName":"as-search-action-id","formSelector":"#lia-searchformV32","nodesModel":{"knowledgebase|tkb-board":{"title":"Search Knowledge Base: Knowledge","inputSelector":".lia-search-input-message"},"top|category":{"title":"Search Category: Knowledge","inputSelector":".lia-search-input-message"},"prwft24948|community":{"title":"Search Community: Knowledge","inputSelector":".lia-search-input-message"},"user|user":{"title":"Users","inputSelector":".lia-search-input-user"}},"asSearchActionIdHeaderKey":"X-LI-AS-Search-Action-Id","inputSelector":"#messageSearchField_0:not(.lia-js-hidden)","clearSearchButtonSelector":null}); "eventActions" : [ $('.user-profile-card', this).show(); Are you having trouble getting Prometheus running in your cluster? Overview. ), Is there a solutiuon to add special characters from software and how to do it, Norm of an integral operator involving linear and exponential terms. }); LITHIUM.DropDownMenuVisibilityHandler({"selectors":{"menuSelector":"#actionMenuDropDown","menuItemsSelector":".lia-menu-dropdown-items"}}); For that I need to have prometheus queries. ","triggerTextLength":0,"autocompleteInstructionsSelector":"#autocompleteInstructionsText_1","updateInputOnSelect":true,"loadingText":"Searching for users","emptyText":"No Matches","successText":"Users found:","defaultText":"Enter a user name or rank","autosuggestionUnavailableInstructionText":"No suggestions available","disabled":false,"footerContent":[{"scripts":"\n\n(function(b){LITHIUM.Link=function(f){function g(a){var c=b(this),e=c.data(\"lia-action-token\");!0!==c.data(\"lia-ajax\")&&void 0!==e&&!1===a.isPropagationStopped()&&!1===a.isImmediatePropagationStopped()&&!1===a.isDefaultPrevented()&&(a.stop(),a=b(\"\\x3cform\\x3e\",{method:\"POST\",action:c.attr(\"href\"),enctype:\"multipart/form-data\"}),e=b(\"\\x3cinput\\x3e\",{type:\"hidden\",name:\"lia-action-token\",value:e}),a.append(e),b(document.body).append(a),a.submit(),d.trigger(\"click\"))}var d=b(document);void 0===d.data(\"lia-link-action-handler\")&&\n(d.data(\"lia-link-action-handler\",!0),d.on(\"click.link-action\",f.linkSelector,g),b.fn.on=b.wrap(b.fn.on,function(a){var c=a.apply(this,b.makeArray(arguments).slice(1));this.is(document)&&(d.off(\"click.link-action\",f.linkSelector,g),a.call(this,\"click.link-action\",f.linkSelector,g));return c}))}})(LITHIUM.jQuery);\nLITHIUM.Link({\n \"linkSelector\" : \"a.lia-link-ticket-post-action\"\n});LITHIUM.AjaxSupport.fromLink('#disableAutoComplete_1101c2f179d44cf', 'disableAutoComplete', '#ajaxfeedback_0', 'LITHIUM:ajaxError', {}, 'qdXjMNKSiweNHULCg-CJaTg5QXsPLuqd1tMWyGkyvYI.