diff --git a/internal/executor/sandbox/convert.go b/internal/executor/sandbox/convert.go
index 51fc45f..6dbc0c0 100644
--- a/internal/executor/sandbox/convert.go
+++ b/internal/executor/sandbox/convert.go
@@ -147,8 +147,9 @@ func convertPBResult(res []*pb.Response_Result) []stage.ExecutorResult {
 			ExitStatus: int(r.ExitStatus),
 			Error:      r.Error,
 			Time:       r.Time,
-			RunTime:    r.RunTime,
 			Memory:     r.Memory,
+			RunTime:    r.RunTime,
+			ProcPeak:   r.ProcPeak,
 			Files:      convertFiles(r.Files),
 			Buffs:      r.Files,
 			FileIDs:    r.FileIDs,
diff --git a/internal/parser/resultdetail/meta.go b/internal/parser/resultdetail/meta.go
index 6b980bd..d283d9e 100644
--- a/internal/parser/resultdetail/meta.go
+++ b/internal/parser/resultdetail/meta.go
@@ -13,6 +13,7 @@ type Conf struct {
 	ShowTime           bool `default:"true"`
 	ShowMemory         bool `default:"true"`
 	ShowRunTime        bool `default:"false"`
+	ShowProcPeak       bool `default:"false"`
 	ShowFiles          []string
 	FilesInCodeBlock   bool `default:"true"`
 	MaxFileLength      int  `default:"2048"`
diff --git a/internal/parser/resultdetail/parser.go b/internal/parser/resultdetail/parser.go
index 5d59830..559c94b 100644
--- a/internal/parser/resultdetail/parser.go
+++ b/internal/parser/resultdetail/parser.go
@@ -39,6 +39,9 @@ func (*ResultDetail) Run(results []stage.ExecutorResult, confAny any) (
 		if conf.ShowRunTime {
 			comment += fmt.Sprintf("RunTime: `%d ms`\n", result.RunTime/1e6)
 		}
+		if conf.ShowProcPeak {
+			comment += fmt.Sprintf("ProcPeak: `%d`\n", result.ProcPeak)
+		}
 		for _, file := range conf.ShowFiles {
 			content, ok := result.Files[file]
 			comment += fmt.Sprintf("File `%s`:\n", file)
diff --git a/internal/stage/executor.go b/internal/stage/executor.go
index a88fc88..8b54854 100644
--- a/internal/stage/executor.go
+++ b/internal/stage/executor.go
@@ -25,6 +25,7 @@ type ExecutorResult struct {
 	Time       uint64            `json:"time"`    // ns (cgroup recorded time)
 	Memory     uint64            `json:"memory"`  // byte
 	RunTime    uint64            `json:"runTime"` // ns (wall clock time)
+	ProcPeak   uint64            `json:"procPeak"`
 	Files      map[string]string `json:"files,omitempty"`
 	FileIDs    map[string]string `json:"fileIds,omitempty"`
 	FileError  []FileError       `json:"fileError,omitempty"`