Hello! I’m trying to setup notifications for loki source and the same query that works in “Explore” window doesn’t work in “Alert rules” window, I couldn’t find any info on this on the internet So the query is {container="jetton-backend"} | json | status_code > 400 Here it is working in explore […

[image] georgerobinson: Grafana Alerting works on numeric data, and Loki alerts are expected to use count or count_over_time. This is key point. The error input data must be a wide series but got type long occurs because the query is returning a set of logs, not numeric or time series data t…

I have the same problem with alerting on logs with Loki & Promtail Working on explore but not in alert. Query: {namespace=“monitoring”} |= “0” Response: “Failed to evaluate queries and expressions: input data must be a wide series but got type long (input refid)” Any help would be apreciated

I was trying to figure this out too. From this Github issue I get the impression that Grafana alerting can only handle numeric data, not log messages. So you can do a count of log messages matching a query, alert when the count is > 0, and then manually go looking through the logs when you get an a…

Many thanks for confirming, it’s good to know I’m not missing the obvious :slight_smile: I come from a world that uses Graylog and Elasticsearch for logging, so I’m used to being able to get log message contents in alerts, and it’s one of the first things I set out to do when evaluating Loki. I’m g…

Heyy!! Guys I am also having same kind of problem,i am not able to fix that can anyone please rephrase here how to solve or give me the proper conclusion regarding with this please. The trouble is when I’m using keywords to filter error logs use of few query that works in explore feature but not wo…

Hi @here Can you please us the following: 1- Is this reproducible only in a Containerized environment e.g. Docker, Kubernetes OR is reproducible on any local setup with Grafana + Loki? 2- Is it reproducible with the current stable version of Grafana 10.x?

To answer point number two, I have reproduced this using grafana/grafana-oss:10.1.4-ubuntu (Docker) [image]

Hi @flyingpork15 What is your Data source?

Looks like Microsoft SQL to me. [image]

Failed to evaluate queries and expressions: input data must be a wide series but got type long (input refid)

Grafana Alerting

georgerobinson June 28, 2023, 1:23pm 4

@sam2b3e is correct. Grafana Alerting works on numeric data, and Loki alerts are expected to use count or count_over_time.

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Failed to evaluate queries and expressions: input data must be a wide series but got type long (input refid)

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