github.com/matrixorigin/matrixone@v0.7.0/pkg/sql/plan/function/builtin/ctl/cmd_gc.go (about)

     1  // Copyright 2023 Matrix Origin
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package ctl
    16  
    17  import (
    18  	"runtime/debug"
    19  
    20  	"github.com/matrixorigin/matrixone/pkg/common/runtime"
    21  	pb "github.com/matrixorigin/matrixone/pkg/pb/ctl"
    22  	"github.com/matrixorigin/matrixone/pkg/vm/process"
    23  )
    24  
    25  func handleCNGC(proc *process.Process,
    26  	service serviceType,
    27  	parameter string,
    28  	sender requestSender) (pb.CtlResult, error) {
    29  	logger := runtime.ProcessLevelRuntime().Logger()
    30  	debug.FreeOSMemory()
    31  	logger.Info("force free memory completed")
    32  	return pb.CtlResult{
    33  		Method: pb.CmdMethod_ForceGC.String(),
    34  		Data:   "OK",
    35  	}, nil
    36  }