# Create pvcs URL: https://docs.hanzo.ai/docs/openapi/o11y/post-o11y-infra-monitoring-pvcs > Lists Kubernetes persistent volume claims with available, capacity and used bytes and inode counts, plus the claim's pod, namespace, node, statefulset and cluster attributes. `POST /v1/o11y/infra_monitoring/pvcs` > [O11y →](https://docs.hanzo.ai/docs/openapi/o11y) · [All API references →](https://docs.hanzo.ai/docs/openapi) · [Get started →](https://docs.hanzo.ai/docs/guides) | | | | ------------- | ---------------------------------------------------- | | **Address** | `https://api.hanzo.ai/v1/o11y/infra_monitoring/pvcs` | | **Method** | `POST` | | **Operation** | `post_o11y_infra_monitoring_pvcs` | | **Auth** | `Authorization: Bearer $HANZO_API_KEY` | Lists Kubernetes persistent volume claims with available, capacity and used bytes and inode counts, plus the claim's pod, namespace, node, statefulset and cluster attributes. Rows answer as 'list' under the default k8s.persistentvolumeclaim.name grouping or 'grouped\_list' under a custom groupBy; a metric with no data in the window answers -1. Filterable by expression, orderable by the six volume metrics, paginated by offset and limit. ## Request 22 fields, body `application/json` (required). | Field | In | Type | Required | Description | | --------------------------- | ---- | -------------------------------- | -------- | --------------------------------------------------- | | `end` | body | integer (int64) | — | | | `filter` | body | o11y.Filter | — | | | `filter.expression` | body | string | — | expression to filter by following the filter syntax | | `groupBy` | body | o11y.GroupByKey\[] | — | | | `groupBy[].description` | body | string | — | | | `groupBy[].fieldContext` | body | any | — | | | `groupBy[].fieldDataType` | body | any | — | | | `groupBy[].name` | body | string | yes | | | `groupBy[].signal` | body | any | — | | | `groupBy[].unit` | body | string | — | | | `limit` | body | integer (int64) | — | | | `offset` | body | integer (int64) | — | | | `orderBy` | body | o11y.querybuildertypesv5.OrderBy | — | | | `orderBy.direction` | body | any | — | direction to order by | | `orderBy.key` | body | o11y.OrderByKey | — | | | `orderBy.key.description` | body | string | — | | | `orderBy.key.fieldContext` | body | any | — | | | `orderBy.key.fieldDataType` | body | any | — | | | `orderBy.key.name` | body | string | yes | | | `orderBy.key.signal` | body | any | — | | | `orderBy.key.unit` | body | string | — | | | `start` | body | integer (int64) | — | | ## Response | Status | Body | Meaning | | --------- | ------------------------ | ----------------- | | `200` | o11y.O11yInfraVolumesOut | ok | | `202` | Approval | held for approval | | `default` | problem-details | refused | `200` body — 20 fields. | Field | In | Type | Always | Description | | ------------------------------------------ | ---- | ------------------------------- | ------ | -------------------- | | `data` | body | o11y.Volumes | — | | | `data.endTimeBeforeRetention` | body | boolean | — | | | `data.records` | body | o11y.VolumeRecord\[] | — | | | `data.records[].meta` | body | object | — | | | `data.records[].meta.*` | body | string | — | | | `data.records[].persistentVolumeClaimName` | body | string | — | | | `data.records[].volumeAvailable` | body | number (double) | — | | | `data.records[].volumeCapacity` | body | number (double) | — | | | `data.records[].volumeInodes` | body | number (double) | — | | | `data.records[].volumeInodesFree` | body | number (double) | — | | | `data.records[].volumeInodesUsed` | body | number (double) | — | | | `data.records[].volumeUsage` | body | number (double) | — | | | `data.total` | body | integer (int64) | — | | | `data.type` | body | any | — | | | `data.warning` | body | o11y.QueryWarnData | — | | | `data.warning.message` | body | string | — | | | `data.warning.url` | body | string | — | | | `data.warning.warnings` | body | o11y.QueryWarnDataAdditional\[] | — | | | `data.warning.warnings[].message` | body | string | — | | | `status` | body | string | — | Status is "success". | Failure carries the platform error shape — see [Errors](https://docs.hanzo.ai/docs/errors). ## Examples **CLI** ```bash hanzo o11y infra_monitoring pvcs ``` **SDK** **.ts** ```ts import { Configuration, O11yApi } from 'hanzoai'; const api = new O11yApi(new Configuration({ accessToken: process.env.HANZO_API_KEY })); const { data } = await api.postO11yInfraMonitoringPvcs({ end: 0, filter: {"expression":""} }); ``` **.py** ```python from hanzoai.cloud import ApiClient, Configuration from hanzoai.cloud.api import O11yApi client = ApiClient(Configuration(access_token=os.environ["HANZO_API_KEY"])) result = O11yApi(client).post_o11y_infra_monitoring_pvcs(end=0, filter={"expression":""}) ``` **.go** ```go cfg := hanzoai.NewConfiguration() cfg.AddDefaultHeader("Authorization", "Bearer "+os.Getenv("HANZO_API_KEY")) client := hanzoai.NewAPIClient(cfg) resp, _, err := client.O11yAPI.PostO11yInfraMonitoringPvcs(context.Background()).Execute() if err != nil { return err } ``` **.rs** ```rust use hanzo_client::apis::{configuration::Configuration, o11y_api}; let mut cfg = Configuration::new(); cfg.bearer_access_token = std::env::var("HANZO_API_KEY").ok(); let result = o11y_api::post_o11y_infra_monitoring_pvcs(&cfg, Default::default()).await?; ``` **.java** ```java import ai.hanzo.cloud.ApiClient; import ai.hanzo.cloud.api.O11yApi; ApiClient client = new ApiClient(); client.setBearerToken(System.getenv("HANZO_API_KEY")); var result = new O11yApi(client).postO11yInfraMonitoringPvcs(); ``` **HTTP** ```bash curl -X POST https://api.hanzo.ai/v1/o11y/infra_monitoring/pvcs \ -H "Authorization: Bearer $HANZO_API_KEY" \ -H "Content-Type: application/json" \ -d '{ "end": 0, "filter": { "expression": "" } }' ``` **MCP** MCP reaches **o11y** through the `o11y` tool, which names its 307 operations with its own verbs — this one among them, under a name only MCP declares. `describe` explains any of them: ```bash curl -X POST https://api.hanzo.ai/v1/mcp \ -H "Content-Type: application/json" \ -d '{ "jsonrpc": "2.0", "id": 1, "method": "tools/call", "params": { "name": "describe", "arguments": { "op": "list_o11y_autocomplete_aggregate_attributes" } } }' ``` --- [O11y API](https://docs.hanzo.ai/docs/openapi/o11y) · [All Hanzo APIs](https://docs.hanzo.ai/docs/openapi) · [Interactive reference](https://docs.hanzo.ai/docs/openapi/reference)