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loki/pkg/engine/internal/executor/stats.go

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package executor
import "github.com/grafana/loki/v3/pkg/xcap"
// xcap statistics used in executor pkg.
var (
// Common statistics tracked for all pipeline nodes.
statRowsOut = xcap.NewStatisticInt64("rows_out", xcap.AggregationTypeSum)
statReadCalls = xcap.NewStatisticInt64("read_calls", xcap.AggregationTypeSum)
statReadDuration = xcap.NewStatisticInt64("read_duration_ns", xcap.AggregationTypeSum)
// [ColumnCompat] statistics.
statCompatCollisionFound = xcap.NewStatisticFlag("collision_found")
// [DataObjScan] statistics
statDatasetPrimaryColumns = xcap.NewStatisticInt64("dataset_primary_columns", xcap.AggregationTypeSum)
statDatasetSecondaryColumns = xcap.NewStatisticInt64("dataset_secondary_columns", xcap.AggregationTypeSum)
statDatasetPrimaryColumnPages = xcap.NewStatisticInt64("dataset_primary_column_pages", xcap.AggregationTypeSum)
statDatasetSecondaryColumnPages = xcap.NewStatisticInt64("dataset_secondary_column_pages", xcap.AggregationTypeSum)
statDatasetMaxRows = xcap.NewStatisticInt64("dataset_max_rows", xcap.AggregationTypeSum)
statDatasetRowsAfterPruning = xcap.NewStatisticInt64("dataset_rows_after_pruning", xcap.AggregationTypeSum)
statDatasetPrimaryRowsRead = xcap.NewStatisticInt64("primary_rows_read", xcap.AggregationTypeSum)
statDatasetSecondaryRowsRead = xcap.NewStatisticInt64("secondary_rows_read", xcap.AggregationTypeSum)
statDatasetPrimaryRowBytes = xcap.NewStatisticInt64("primary_row_bytes_read", xcap.AggregationTypeSum)
statDatasetSecondaryRowBytes = xcap.NewStatisticInt64("secondary_row_bytes_read", xcap.AggregationTypeSum)
statDatasetPagesScanned = xcap.NewStatisticInt64("pages_scanned", xcap.AggregationTypeSum)
statDatasetPagesFoundInCache = xcap.NewStatisticInt64("pages_found_in_cache", xcap.AggregationTypeSum)
statDatasetBatchDownloadRequests = xcap.NewStatisticInt64("batch_download_requests", xcap.AggregationTypeSum)
statDatasetPageDownloadTime = xcap.NewStatisticInt64("page_download_time_nanos", xcap.AggregationTypeSum)
statDatasetPrimaryColumnBytes = xcap.NewStatisticInt64("primary_column_bytes", xcap.AggregationTypeSum)
statDatasetSecondaryColumnBytes = xcap.NewStatisticInt64("secondary_column_bytes", xcap.AggregationTypeSum)
statDatasetPrimaryColumnUncompressedBytes = xcap.NewStatisticInt64("primary_column_uncompressed_bytes", xcap.AggregationTypeSum)
statDatasetSecondaryColumnUncompressedBytes = xcap.NewStatisticInt64("secondary_column_uncompressed_bytes", xcap.AggregationTypeSum)
)