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Failed to query data, rpc error

See original GitHub issue

Describe the bug Some graphs of grafana is broken, after I upgraded to grafana 8.1.1 and plugin version to 4.2.1. If I edit the panel, than the graphs are display, but If I save the panel and refresh the full page that panel is empty again. The logs are contains this errors:

t=2021-08-11T18:29:09+0200 lvl=info msg=Profiler logger=plugins.backend pluginId=alexanderzobnin-zabbix-datasource enabled=false
t=2021-08-11T18:29:22+0200 lvl=eror msg="Metric request error" logger=context userId=1 orgId=2 uname=user error="failed to query data: Failed to query data: rpc error: code = Unavailable desc = error reading from server: EOF" remote_addr=127.0.0.1
t=2021-08-11T18:29:22+0200 lvl=eror msg="Request Completed" logger=context userId=1 orgId=2 uname=user method=POST path=/api/ds/query status=500 remote_addr=127.0.0.1 time_ms=17 size=34 referer="https://xxxx.xxx.xxxx/d/000000033/example-dashboard4?orgId=2"
t=2021-08-11T18:29:22+0200 lvl=eror msg="Metric request error" logger=context userId=1 orgId=2 uname=user error="failed to query data: Failed to query data: rpc error: code = Unavailable desc = error reading from server: EOF" remote_addr=127.0.0.1
t=2021-08-11T18:29:22+0200 lvl=eror msg="Request Completed" logger=context userId=1 orgId=2 uname=user method=POST path=/api/ds/query status=500 remote_addr=127.0.0.1 time_ms=56 size=34 referer="https://xxxx.xxx.xxxx/d/000000033/example-dashboard4?orgId=2"
t=2021-08-11T18:29:22+0200 lvl=eror msg="Metric request error" logger=context userId=1 orgId=2 uname=user error="failed to query data: Failed to query data: rpc error: code = Unavailable desc = error reading from server: EOF" remote_addr=127.0.0.1
t=2021-08-11T18:29:22+0200 lvl=eror msg="Request Completed" logger=context userId=1 orgId=2 uname=user method=POST path=/api/ds/query status=500 remote_addr=127.0.0.1 time_ms=38 size=34 referer="https://xxxx.xxx.xxxx/d/000000033/example-dashboard4?orgId=2"

Software versions

Grafana	Zabbix	Grafana-Zabbix Plugin
8.1.1	5.2.1	4.2.1

Issue Analytics

State:
Created 2 years ago
Comments:7 (3 by maintainers)

Top GitHub Comments

1reaction

alexanderzobnincommented, Aug 31, 2021

Hm, looks like an original issue is a bit different. But anyway, I fixed bug reported by @ikogan.

1reaction

stdonatocommented, Aug 12, 2021

Same error. Grafana 8.1.1 Zabbix 5.4.3 Plugin Zabbix 4.2.1

Zabbix log when load dashboard with error: [Thu Aug 12 17:20:39.799683 2021] [php7:notice] [pid 32547] [client 10.20.30.40:58488] PHP Notice: Parameter “/user” is deprecated. in /usr/share/zabbix/include/classes/validators/CApiInputValidator.php on line 989

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