46 lines
1.4 KiB
Go
46 lines
1.4 KiB
Go
// Copyright The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//go:build !windows
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// +build !windows
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package procfs
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import (
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"os"
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"strconv"
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"strings"
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)
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// KernelHung contains information about to the kernel's hung_task_detect_count number.
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type KernelHung struct {
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// Indicates the total number of tasks that have been detected as hung since the system boot.
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// This file shows up if `CONFIG_DETECT_HUNG_TASK` is enabled.
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HungTaskDetectCount *uint64
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}
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// KernelHung returns values from /proc/sys/kernel/hung_task_detect_count.
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func (fs FS) KernelHung() (KernelHung, error) {
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data, err := os.ReadFile(fs.proc.Path("sys", "kernel", "hung_task_detect_count"))
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if err != nil {
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return KernelHung{}, err
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}
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val, err := strconv.ParseUint(strings.TrimSpace(string(data)), 10, 64)
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if err != nil {
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return KernelHung{}, err
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}
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return KernelHung{
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HungTaskDetectCount: &val,
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}, nil
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}
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