The "Failed to fetch info data" or "no data for 30m" error in Zabbix for MSSQL typically indicates a connectivity or permission issue between your Zabbix server/proxy and the SQL instance. 🛠️ Quick Troubleshooting Checklist
Zabbix’s ODBC DSN often uses Server=localhost\INSTANCE. This requires SQL Browser (UDP port 1434) to resolve the dynamic port. If SQL Browser is disabled, the connection hangs then fails. zabbix mssql failed to fetch info data -or no data for 30m-
"Waiting for what?"
Tom pulled up his own tools. "It's up. CPU 12%. Memory fine. Locks… no deadlocks. Connections…" He paused. "Huh. I see the Zabbix proxy connected. But it's just… waiting." The "Failed to fetch info data" or "no
ALTER INDEX ALL ON transactions REBUILD; Verify that there are no network connectivity issues
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When the error strikes, follow this A→Z workflow.