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This document explains how to resolve issues with monitoring the consumption of
reservations of
Compute Engine zonal resources by using Cloud Monitoring.
Fail to access Cloud Monitoring
Issue: This error occurs when you can't access Monitoring.
Resolution: Make sure that you
grant access to Cloud Monitoring
to the current project, or the organization where the current project is located
grants access to it.
Fail to view the time series of a reservation
Issue: This error occurs when you can't access and view the time series of a
reservation.
Resolution: After creating a reservation, its time series becomes available
within 30 minutes. If you can't access and view the time series of a reservation
after this timeframe, try one of the following:
Make sure that you're in the same project where the reservation was created.
You can only access and view the time series of a reservation created in the
current project.
Deleting a reservation also deletes its time series. The time series can't
be recovered.
MQL query misses an operation
Issue: This error occurs when you attempt to run a MQL query without
specifying a | condition or | absent_for operation.
Resolution: When creating an MQL-based alert condition, make sure to specify
one of the following operations at the end of your query:
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-26 UTC."],[[["\u003cp\u003eThis document guides you through troubleshooting issues related to monitoring the consumption of Compute Engine zonal resource reservations using Cloud Monitoring.\u003c/p\u003e\n"],["\u003cp\u003eIf you encounter problems accessing Cloud Monitoring, ensure you have granted the necessary access permissions to the project or organization.\u003c/p\u003e\n"],["\u003cp\u003eIf you cannot view the time series of a reservation, verify that the reservation exists, that you are in the correct project, and note that time series are only available 30 minutes after creation, and cannot be recovered upon reservation deletion.\u003c/p\u003e\n"],["\u003cp\u003eWhen using MQL queries for alerts, you must include either a \u003ccode\u003e| condition\u003c/code\u003e operation for threshold alerts or a \u003ccode\u003e| absent_for\u003c/code\u003e operation for absence alerts at the end of the query.\u003c/p\u003e\n"]]],[],null,["*** ** * ** ***\n\nThis document explains how to resolve issues with monitoring the consumption of [reservations](/compute/docs/instances/reservations-overview) of Compute Engine zonal resources by using Cloud Monitoring.\n\nFail to access Cloud Monitoring\n\n**Issue:** This error occurs when you can't access Monitoring.\n\n**Resolution:** Make sure that you\n[grant access to Cloud Monitoring](/monitoring/access-control#grant-monitoring-access)\nto the current project, or the organization where the current project is located\ngrants access to it.\n\nFail to view the time series of a reservation\n\n**Issue:** This error occurs when you can't access and view the time series of a\nreservation.\n\n**Resolution:** After creating a reservation, its time series becomes available\nwithin 30 minutes. If you can't access and view the time series of a reservation\nafter this timeframe, try one of the following:\n\n- To make sure that a reservation exists,\n [view the details of the reservation](/compute/docs/instances/reservations-view#describe-reservations).\n\n- If you can't view the details of a reservation:\n\n - Make sure that you're in the same project where the reservation was created.\n You can only access and view the time series of a reservation created in the\n current project.\n\n - Deleting a reservation also deletes its time series. The time series can't\n be recovered.\n\nMQL query misses an operation\n\n**Issue:** This error occurs when you attempt to run a MQL query without\nspecifying a `| condition` or `| absent_for` operation.\n\n**Resolution:** When creating an MQL-based alert condition, make sure to specify\none of the following operations at the end of your query:\n\n- For threshold alerts, specify\n [`condition`](/monitoring/mql/reference#condition-tabop).\n\n- For absence alerts, specify\n [`absent_for`](/monitoring/mql/reference#absent_for-tabop).\n\nFor more information, see [Alerting policies with MQL](/monitoring/mql/alerts)."]]
