Persistent storage of thanos-store pods is full

thanos-store is a gateway exposing data in GCS to thanos-query. In doing so, it is pulling blocks from the GCS bucket. In the process of pulling blocks, it stores some metadata related to the block on a local, persistent storage. This storage is full in the gstg environment, thanos-store logs: https://nonprod-log.gitlab.net/goto/f4c10760-8f41-11ec-b3a6-472d0398dd6e

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