diff options
Diffstat (limited to 'vendor/github.com/prometheus/procfs/vm.go')
| -rw-r--r-- | vendor/github.com/prometheus/procfs/vm.go | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/vendor/github.com/prometheus/procfs/vm.go b/vendor/github.com/prometheus/procfs/vm.go deleted file mode 100644 index cb1389141..000000000 --- a/vendor/github.com/prometheus/procfs/vm.go +++ /dev/null @@ -1,210 +0,0 @@ -// 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. - -// +build !windows - -package procfs - -import ( - "fmt" - "io/ioutil" - "os" - "path/filepath" - "strings" - - "github.com/prometheus/procfs/internal/util" -) - -// The VM interface is described at -// https://www.kernel.org/doc/Documentation/sysctl/vm.txt -// Each setting is exposed as a single file. -// Each file contains one line with a single numerical value, except lowmem_reserve_ratio which holds an array -// and numa_zonelist_order (deprecated) which is a string -type VM struct { - AdminReserveKbytes *int64 // /proc/sys/vm/admin_reserve_kbytes - BlockDump *int64 // /proc/sys/vm/block_dump - CompactUnevictableAllowed *int64 // /proc/sys/vm/compact_unevictable_allowed - DirtyBackgroundBytes *int64 // /proc/sys/vm/dirty_background_bytes - DirtyBackgroundRatio *int64 // /proc/sys/vm/dirty_background_ratio - DirtyBytes *int64 // /proc/sys/vm/dirty_bytes - DirtyExpireCentisecs *int64 // /proc/sys/vm/dirty_expire_centisecs - DirtyRatio *int64 // /proc/sys/vm/dirty_ratio - DirtytimeExpireSeconds *int64 // /proc/sys/vm/dirtytime_expire_seconds - DirtyWritebackCentisecs *int64 // /proc/sys/vm/dirty_writeback_centisecs - DropCaches *int64 // /proc/sys/vm/drop_caches - ExtfragThreshold *int64 // /proc/sys/vm/extfrag_threshold - HugetlbShmGroup *int64 // /proc/sys/vm/hugetlb_shm_group - LaptopMode *int64 // /proc/sys/vm/laptop_mode - LegacyVaLayout *int64 // /proc/sys/vm/legacy_va_layout - LowmemReserveRatio []*int64 // /proc/sys/vm/lowmem_reserve_ratio - MaxMapCount *int64 // /proc/sys/vm/max_map_count - MemoryFailureEarlyKill *int64 // /proc/sys/vm/memory_failure_early_kill - MemoryFailureRecovery *int64 // /proc/sys/vm/memory_failure_recovery - MinFreeKbytes *int64 // /proc/sys/vm/min_free_kbytes - MinSlabRatio *int64 // /proc/sys/vm/min_slab_ratio - MinUnmappedRatio *int64 // /proc/sys/vm/min_unmapped_ratio - MmapMinAddr *int64 // /proc/sys/vm/mmap_min_addr - NrHugepages *int64 // /proc/sys/vm/nr_hugepages - NrHugepagesMempolicy *int64 // /proc/sys/vm/nr_hugepages_mempolicy - NrOvercommitHugepages *int64 // /proc/sys/vm/nr_overcommit_hugepages - NumaStat *int64 // /proc/sys/vm/numa_stat - NumaZonelistOrder string // /proc/sys/vm/numa_zonelist_order - OomDumpTasks *int64 // /proc/sys/vm/oom_dump_tasks - OomKillAllocatingTask *int64 // /proc/sys/vm/oom_kill_allocating_task - OvercommitKbytes *int64 // /proc/sys/vm/overcommit_kbytes - OvercommitMemory *int64 // /proc/sys/vm/overcommit_memory - OvercommitRatio *int64 // /proc/sys/vm/overcommit_ratio - PageCluster *int64 // /proc/sys/vm/page-cluster - PanicOnOom *int64 // /proc/sys/vm/panic_on_oom - PercpuPagelistFraction *int64 // /proc/sys/vm/percpu_pagelist_fraction - StatInterval *int64 // /proc/sys/vm/stat_interval - Swappiness *int64 // /proc/sys/vm/swappiness - UserReserveKbytes *int64 // /proc/sys/vm/user_reserve_kbytes - VfsCachePressure *int64 // /proc/sys/vm/vfs_cache_pressure - WatermarkBoostFactor *int64 // /proc/sys/vm/watermark_boost_factor - WatermarkScaleFactor *int64 // /proc/sys/vm/watermark_scale_factor - ZoneReclaimMode *int64 // /proc/sys/vm/zone_reclaim_mode -} - -// VM reads the VM statistics from the specified `proc` filesystem. -func (fs FS) VM() (*VM, error) { - path := fs.proc.Path("sys/vm") - file, err := os.Stat(path) - if err != nil { - return nil, err - } - if !file.Mode().IsDir() { - return nil, fmt.Errorf("%s is not a directory", path) - } - - files, err := ioutil.ReadDir(path) - if err != nil { - return nil, err - } - - var vm VM - for _, f := range files { - if f.IsDir() { - continue - } - - name := filepath.Join(path, f.Name()) - // ignore errors on read, as there are some write only - // in /proc/sys/vm - value, err := util.SysReadFile(name) - if err != nil { - continue - } - vp := util.NewValueParser(value) - - switch f.Name() { - case "admin_reserve_kbytes": - vm.AdminReserveKbytes = vp.PInt64() - case "block_dump": - vm.BlockDump = vp.PInt64() - case "compact_unevictable_allowed": - vm.CompactUnevictableAllowed = vp.PInt64() - case "dirty_background_bytes": - vm.DirtyBackgroundBytes = vp.PInt64() - case "dirty_background_ratio": - vm.DirtyBackgroundRatio = vp.PInt64() - case "dirty_bytes": - vm.DirtyBytes = vp.PInt64() - case "dirty_expire_centisecs": - vm.DirtyExpireCentisecs = vp.PInt64() - case "dirty_ratio": - vm.DirtyRatio = vp.PInt64() - case "dirtytime_expire_seconds": - vm.DirtytimeExpireSeconds = vp.PInt64() - case "dirty_writeback_centisecs": - vm.DirtyWritebackCentisecs = vp.PInt64() - case "drop_caches": - vm.DropCaches = vp.PInt64() - case "extfrag_threshold": - vm.ExtfragThreshold = vp.PInt64() - case "hugetlb_shm_group": - vm.HugetlbShmGroup = vp.PInt64() - case "laptop_mode": - vm.LaptopMode = vp.PInt64() - case "legacy_va_layout": - vm.LegacyVaLayout = vp.PInt64() - case "lowmem_reserve_ratio": - stringSlice := strings.Fields(value) - pint64Slice := make([]*int64, 0, len(stringSlice)) - for _, value := range stringSlice { - vp := util.NewValueParser(value) - pint64Slice = append(pint64Slice, vp.PInt64()) - } - vm.LowmemReserveRatio = pint64Slice - case "max_map_count": - vm.MaxMapCount = vp.PInt64() - case "memory_failure_early_kill": - vm.MemoryFailureEarlyKill = vp.PInt64() - case "memory_failure_recovery": - vm.MemoryFailureRecovery = vp.PInt64() - case "min_free_kbytes": - vm.MinFreeKbytes = vp.PInt64() - case "min_slab_ratio": - vm.MinSlabRatio = vp.PInt64() - case "min_unmapped_ratio": - vm.MinUnmappedRatio = vp.PInt64() - case "mmap_min_addr": - vm.MmapMinAddr = vp.PInt64() - case "nr_hugepages": - vm.NrHugepages = vp.PInt64() - case "nr_hugepages_mempolicy": - vm.NrHugepagesMempolicy = vp.PInt64() - case "nr_overcommit_hugepages": - vm.NrOvercommitHugepages = vp.PInt64() - case "numa_stat": - vm.NumaStat = vp.PInt64() - case "numa_zonelist_order": - vm.NumaZonelistOrder = value - case "oom_dump_tasks": - vm.OomDumpTasks = vp.PInt64() - case "oom_kill_allocating_task": - vm.OomKillAllocatingTask = vp.PInt64() - case "overcommit_kbytes": - vm.OvercommitKbytes = vp.PInt64() - case "overcommit_memory": - vm.OvercommitMemory = vp.PInt64() - case "overcommit_ratio": - vm.OvercommitRatio = vp.PInt64() - case "page-cluster": - vm.PageCluster = vp.PInt64() - case "panic_on_oom": - vm.PanicOnOom = vp.PInt64() - case "percpu_pagelist_fraction": - vm.PercpuPagelistFraction = vp.PInt64() - case "stat_interval": - vm.StatInterval = vp.PInt64() - case "swappiness": - vm.Swappiness = vp.PInt64() - case "user_reserve_kbytes": - vm.UserReserveKbytes = vp.PInt64() - case "vfs_cache_pressure": - vm.VfsCachePressure = vp.PInt64() - case "watermark_boost_factor": - vm.WatermarkBoostFactor = vp.PInt64() - case "watermark_scale_factor": - vm.WatermarkScaleFactor = vp.PInt64() - case "zone_reclaim_mode": - vm.ZoneReclaimMode = vp.PInt64() - } - if err := vp.Err(); err != nil { - return nil, err - } - } - - return &vm, nil -} |