# Is it possible to use variables in metric?

**URL:** <https://community.grafana.com/t/is-it-possible-to-use-variables-in-metric/28134>\
**Category:** Prometheus\
**Created:** [April 3, 2020, 10:56am UTC](https://community.grafana.com/t/is-it-possible-to-use-variables-in-metric/28134 "2020-04-03T10:56:15Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![rostyslav](https://sea2.discourse-cdn.com/grafana/user_avatar/community.grafana.com/rostyslav/32/4064_2.png) [@rostyslav](https://community.grafana.com/u/rostyslav)\
**Post date:** [April 3, 2020, 10:56am UTC](https://community.grafana.com/t/is-it-possible-to-use-variables-in-metric/28134/1 "2020-04-03T10:56:15Z")

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Is it possible to use variables in metric? Look at the picture, please.

 ![2020-04-03_13-55](https://us1.discourse-cdn.com/grafana/original/2X/a/a996f7819714f265c1e6c2212be1211c00e88818.png)

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**Author:** ![danielgonzalez](https://sea2.discourse-cdn.com/grafana/user_avatar/community.grafana.com/danielgonzalez/32/7125_2.png) [@danielgonzalez](https://community.grafana.com/u/danielgonzalez)\
**Post date:** [April 3, 2020, 1:15pm UTC](https://community.grafana.com/t/is-it-possible-to-use-variables-in-metric/28134/2 "2020-04-03T13:15:58Z")

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yes it should be possible

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<div class="post-metadata">

**Author:** ![rostyslav](https://sea2.discourse-cdn.com/grafana/user_avatar/community.grafana.com/rostyslav/32/4064_2.png) [@rostyslav](https://community.grafana.com/u/rostyslav)\
**Post date:** [April 3, 2020, 1:27pm UTC](https://community.grafana.com/t/is-it-possible-to-use-variables-in-metric/28134/3 "2020-04-03T13:27:17Z")

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Thank you. Could you prompt me, please, what correct syntax is?

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<div class="post-metadata">

**Author:** ![danielgonzalez](https://sea2.discourse-cdn.com/grafana/user_avatar/community.grafana.com/danielgonzalez/32/7125_2.png) [@danielgonzalez](https://community.grafana.com/u/danielgonzalez)\
**Post date:** [April 3, 2020, 1:34pm UTC](https://community.grafana.com/t/is-it-possible-to-use-variables-in-metric/28134/4 "2020-04-03T13:34:32Z")

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I know nothing about Prometheus

but i thing that you are wrong with quotes.

```auto
sum(rate(core_${format}_request_count{mode="$mode", rack=~"$rack", instance=~"$host"}[1m])*60)

```

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<div class="post-metadata">

**Author:** ![rostyslav](https://sea2.discourse-cdn.com/grafana/user_avatar/community.grafana.com/rostyslav/32/4064_2.png) [@rostyslav](https://community.grafana.com/u/rostyslav)\
**Post date:** [April 3, 2020, 2:22pm UTC](https://community.grafana.com/t/is-it-possible-to-use-variables-in-metric/28134/5 "2020-04-03T14:22:24Z")

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Thank you! This works! Now I can make one dashboard instead four 🙂