Copyright 2018 The Prometheus Authors Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

package procfs

import (
	

	
)
ProcIO models the content of /proc/<pid>/io.
Chars read.
Chars written.
Read syscalls.
Write syscalls.
Bytes read.
Bytes written.
Bytes written, but taking into account truncation. See Documentation/filesystems/proc.txt in the kernel sources for detailed explanation.
IO creates a new ProcIO instance from a given Proc instance.
func ( Proc) () (ProcIO, error) {
	 := ProcIO{}

	,  := util.ReadFileNoStat(.path("io"))
	if  != nil {
		return , 
	}

	 := "rchar: %d\nwchar: %d\nsyscr: %d\nsyscw: %d\n" +
		"read_bytes: %d\nwrite_bytes: %d\n" +
		"cancelled_write_bytes: %d\n"

	_,  = fmt.Sscanf(string(), , &.RChar, &.WChar, &.SyscR,
		&.SyscW, &.ReadBytes, &.WriteBytes, &.CancelledWriteBytes)

	return ,