diff options
author | OpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com> | 2021-03-19 03:49:17 -0700 |
---|---|---|
committer | GitHub <noreply@github.com> | 2021-03-19 03:49:17 -0700 |
commit | c4a551373004219fd2d50e5b055dbc5e233e4e32 (patch) | |
tree | deeb60c8d13ba55ff32512b29a183748ced677cc /vendor/github.com/prometheus/procfs/loadavg.go | |
parent | 5d9b07096b49877608250c7d51e0ee35b9d502c7 (diff) | |
parent | ec1651fbf11c4d3d1c792e7f46139ebd96f7ffb2 (diff) | |
download | podman-c4a551373004219fd2d50e5b055dbc5e233e4e32.tar.gz podman-c4a551373004219fd2d50e5b055dbc5e233e4e32.tar.bz2 podman-c4a551373004219fd2d50e5b055dbc5e233e4e32.zip |
Merge pull request #9734 from containers/dependabot/go_modules/github.com/containers/storage-1.28.0
Bump github.com/containers/storage from 1.25.0 to 1.28.0
Diffstat (limited to 'vendor/github.com/prometheus/procfs/loadavg.go')
-rw-r--r-- | vendor/github.com/prometheus/procfs/loadavg.go | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/vendor/github.com/prometheus/procfs/loadavg.go b/vendor/github.com/prometheus/procfs/loadavg.go new file mode 100644 index 000000000..00bbe1441 --- /dev/null +++ b/vendor/github.com/prometheus/procfs/loadavg.go @@ -0,0 +1,62 @@ +// Copyright 2019 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 ( + "fmt" + "strconv" + "strings" + + "github.com/prometheus/procfs/internal/util" +) + +// LoadAvg represents an entry in /proc/loadavg +type LoadAvg struct { + Load1 float64 + Load5 float64 + Load15 float64 +} + +// LoadAvg returns loadavg from /proc. +func (fs FS) LoadAvg() (*LoadAvg, error) { + path := fs.proc.Path("loadavg") + + data, err := util.ReadFileNoStat(path) + if err != nil { + return nil, err + } + return parseLoad(data) +} + +// Parse /proc loadavg and return 1m, 5m and 15m. +func parseLoad(loadavgBytes []byte) (*LoadAvg, error) { + loads := make([]float64, 3) + parts := strings.Fields(string(loadavgBytes)) + if len(parts) < 3 { + return nil, fmt.Errorf("malformed loadavg line: too few fields in loadavg string: %s", string(loadavgBytes)) + } + + var err error + for i, load := range parts[0:3] { + loads[i], err = strconv.ParseFloat(load, 64) + if err != nil { + return nil, fmt.Errorf("could not parse load '%s': %s", load, err) + } + } + return &LoadAvg{ + Load1: loads[0], + Load5: loads[1], + Load15: loads[2], + }, nil +} |