# MonitoringDatapointsForIndexingCommon

Location: [gRPC API](https://developer.m-files.com/APIs/gRPC-API/index.md) > [Reference](https://developer.m-files.com/APIs/gRPC-API/Reference/index.md) > [Messages](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/index.md)

HTML version: https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.MonitoringDatapointsForIndexingCommon/

Struct for a common set of monitoring datapoints for indexing.

- **Full name:** `MFiles.MonitoringDatapointsForIndexingCommon`
- **Proto file:** [`mfiles/structs.proto`](https://developer.m-files.com/APIs/gRPC-API/downloads/proto/mfiles/structs.proto)

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## Fields

| Field | Type | Number | Description |
|---|---|---|---|
| <a id="f-capabilities"></a>`capabilities` | [`StringValue`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.StringValue/index.md) | 1 | If set, specifies the index data format capabilities. unset indicates "not applicable". |
| <a id="f-index_size_as_items"></a>`index_size_as_items` | `int32` | 2 | If not -1, specifies the index size as item count. |
| <a id="f-index_size_as_megabytes"></a>`index_size_as_megabytes` | `int32` | 3 | If not -1, specifies the index size as megabytes. |
| <a id="f-rebuild_started_at"></a>`rebuild_started_at` | [`google.protobuf.Timestamp`](https://protobuf.dev/reference/protobuf/google.protobuf/#timestamp) | 4 | If not a zero timestamp, identifies the start time (in UTC) of the previous rebuild. |
| <a id="f-rebuild_completed_at"></a>`rebuild_completed_at` | [`google.protobuf.Timestamp`](https://protobuf.dev/reference/protobuf/google.protobuf/#timestamp) | 5 | If not a zero timestamp, identifies the completion time (in UTC) of the previous rebuild. Set indexingmode to eimRebuild to indicate an ongoing rebuild. |

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## Used by methods

- [IRPCMonitoringDatapointsSink.PushDatapointsForIndexingCommon](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCMonitoringDatapointsSink/PushDatapointsForIndexingCommon/index.md): Stores index-level data points of one index: data format capabilities, index size and the times of the last rebuild.

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## Used in fields

- [`PushDatapointsForIndexingCommonRequest.datapoints`](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCMonitoringDatapointsSink/PushDatapointsForIndexingCommon/index.md#request): The monitoring datapoints.