github.com/cockroachdb/cockroach@v20.2.0-alpha.1+incompatible/pkg/kv/kvserver/batcheval/cmd_range_stats.go (about)

     1  // Copyright 2018 The Cockroach Authors.
     2  //
     3  // Use of this software is governed by the Business Source License
     4  // included in the file licenses/BSL.txt.
     5  //
     6  // As of the Change Date specified in that file, in accordance with
     7  // the Business Source License, use of this software will be governed
     8  // by the Apache License, Version 2.0, included in the file
     9  // licenses/APL.txt.
    10  
    11  package batcheval
    12  
    13  import (
    14  	"context"
    15  
    16  	"github.com/cockroachdb/cockroach/pkg/kv/kvserver/batcheval/result"
    17  	"github.com/cockroachdb/cockroach/pkg/roachpb"
    18  	"github.com/cockroachdb/cockroach/pkg/storage"
    19  )
    20  
    21  func init() {
    22  	RegisterReadOnlyCommand(roachpb.RangeStats, DefaultDeclareKeys, RangeStats)
    23  }
    24  
    25  // RangeStats returns the MVCC statistics for a range.
    26  func RangeStats(
    27  	_ context.Context, _ storage.Reader, cArgs CommandArgs, resp roachpb.Response,
    28  ) (result.Result, error) {
    29  	reply := resp.(*roachpb.RangeStatsResponse)
    30  	reply.MVCCStats = cArgs.EvalCtx.GetMVCCStats()
    31  	reply.QueriesPerSecond = cArgs.EvalCtx.GetSplitQPS()
    32  	return result.Result{}, nil
    33  }