mirror of
https://github.com/ClusterCockpit/cc-metric-collector.git
synced 2024-11-10 04:27:25 +01:00
473 lines
15 KiB
Go
473 lines
15 KiB
Go
package collectors
|
|
|
|
import (
|
|
"encoding/json"
|
|
"errors"
|
|
"fmt"
|
|
"log"
|
|
"time"
|
|
|
|
cclog "github.com/ClusterCockpit/cc-metric-collector/internal/ccLogger"
|
|
lp "github.com/ClusterCockpit/cc-metric-collector/internal/ccMetric"
|
|
"github.com/NVIDIA/go-nvml/pkg/nvml"
|
|
)
|
|
|
|
type NvidiaCollectorConfig struct {
|
|
ExcludeMetrics []string `json:"exclude_metrics,omitempty"`
|
|
ExcludeDevices []string `json:"exclude_devices,omitempty"`
|
|
AddPciInfoTag bool `json:"add_pci_info_tag,omitempty"`
|
|
}
|
|
|
|
type NvidiaCollectorDevice struct {
|
|
device nvml.Device
|
|
excludeMetrics map[string]bool
|
|
tags map[string]string
|
|
}
|
|
|
|
type NvidiaCollector struct {
|
|
metricCollector
|
|
num_gpus int
|
|
config NvidiaCollectorConfig
|
|
gpus []NvidiaCollectorDevice
|
|
}
|
|
|
|
func (m *NvidiaCollector) CatchPanic() {
|
|
if rerr := recover(); rerr != nil {
|
|
log.Print(rerr)
|
|
m.init = false
|
|
}
|
|
}
|
|
|
|
func (m *NvidiaCollector) Init(config json.RawMessage) error {
|
|
var err error
|
|
m.name = "NvidiaCollector"
|
|
m.config.AddPciInfoTag = false
|
|
m.setup()
|
|
if len(config) > 0 {
|
|
err = json.Unmarshal(config, &m.config)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
}
|
|
m.meta = map[string]string{
|
|
"source": m.name,
|
|
"group": "Nvidia",
|
|
}
|
|
|
|
m.num_gpus = 0
|
|
defer m.CatchPanic()
|
|
|
|
// Initialize NVIDIA Management Library (NVML)
|
|
ret := nvml.Init()
|
|
if ret != nvml.SUCCESS {
|
|
err = errors.New(nvml.ErrorString(ret))
|
|
cclog.ComponentError(m.name, "Unable to initialize NVML", err.Error())
|
|
return err
|
|
}
|
|
|
|
// Number of NVIDIA GPUs
|
|
num_gpus, ret := nvml.DeviceGetCount()
|
|
if ret != nvml.SUCCESS {
|
|
err = errors.New(nvml.ErrorString(ret))
|
|
cclog.ComponentError(m.name, "Unable to get device count", err.Error())
|
|
return err
|
|
}
|
|
|
|
// For all GPUs
|
|
m.gpus = make([]NvidiaCollectorDevice, num_gpus)
|
|
for i := 0; i < num_gpus; i++ {
|
|
g := &m.gpus[i]
|
|
|
|
// Skip excluded devices
|
|
str_i := fmt.Sprintf("%d", i)
|
|
if _, skip := stringArrayContains(m.config.ExcludeDevices, str_i); skip {
|
|
continue
|
|
}
|
|
|
|
// Get device handle
|
|
device, ret := nvml.DeviceGetHandleByIndex(i)
|
|
if ret != nvml.SUCCESS {
|
|
err = errors.New(nvml.ErrorString(ret))
|
|
cclog.ComponentError(m.name, "Unable to get device at index", i, ":", err.Error())
|
|
return err
|
|
}
|
|
g.device = device
|
|
|
|
// Add tags
|
|
g.tags = map[string]string{
|
|
"type": "accelerator",
|
|
"type-id": str_i,
|
|
}
|
|
|
|
// Add excluded metrics
|
|
g.excludeMetrics = map[string]bool{}
|
|
for _, e := range m.config.ExcludeMetrics {
|
|
g.excludeMetrics[e] = true
|
|
}
|
|
|
|
// Add PCI info as tag
|
|
if m.config.AddPciInfoTag {
|
|
pciInfo, ret := nvml.DeviceGetPciInfo(g.device)
|
|
if ret != nvml.SUCCESS {
|
|
err = errors.New(nvml.ErrorString(ret))
|
|
cclog.ComponentError(m.name, "Unable to get PCI info for device at index", i, ":", err.Error())
|
|
return err
|
|
}
|
|
g.tags["pci_identifier"] = fmt.Sprintf(
|
|
"%08X:%02X:%02X.0",
|
|
pciInfo.Domain,
|
|
pciInfo.Bus,
|
|
pciInfo.Device)
|
|
}
|
|
}
|
|
|
|
m.init = true
|
|
return nil
|
|
}
|
|
|
|
func (m *NvidiaCollector) Read(interval time.Duration, output chan lp.CCMetric) {
|
|
if !m.init {
|
|
return
|
|
}
|
|
|
|
for i := range m.gpus {
|
|
device := &m.gpus[i]
|
|
|
|
if !device.excludeMetrics["nv_util"] || !device.excludeMetrics["nv_mem_util"] {
|
|
// Retrieves the current utilization rates for the device's major subsystems.
|
|
//
|
|
// Available utilization rates
|
|
// * Gpu: Percent of time over the past sample period during which one or more kernels was executing on the GPU.
|
|
// * Memory: Percent of time over the past sample period during which global (device) memory was being read or written
|
|
//
|
|
// Note:
|
|
// * During driver initialization when ECC is enabled one can see high GPU and Memory Utilization readings.
|
|
// This is caused by ECC Memory Scrubbing mechanism that is performed during driver initialization.
|
|
// * On MIG-enabled GPUs, querying device utilization rates is not currently supported.
|
|
util, ret := nvml.DeviceGetUtilizationRates(device.device)
|
|
if ret == nvml.SUCCESS {
|
|
if !device.excludeMetrics["nv_util"] {
|
|
y, err := lp.New("nv_util", device.tags, m.meta, map[string]interface{}{"value": float64(util.Gpu)}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "%")
|
|
output <- y
|
|
}
|
|
}
|
|
if !device.excludeMetrics["nv_mem_util"] {
|
|
y, err := lp.New("nv_mem_util", device.tags, m.meta, map[string]interface{}{"value": float64(util.Memory)}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "%")
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_mem_total"] || !device.excludeMetrics["nv_fb_memory"] {
|
|
// Retrieves the amount of used, free and total memory available on the device, in bytes.
|
|
//
|
|
// Enabling ECC reduces the amount of total available memory, due to the extra required parity bits.
|
|
//
|
|
// The reported amount of used memory is equal to the sum of memory allocated by all active channels on the device.
|
|
//
|
|
// Available memory info:
|
|
// * Free: Unallocated FB memory (in bytes).
|
|
// * Total: Total installed FB memory (in bytes).
|
|
// * Used: Allocated FB memory (in bytes). Note that the driver/GPU always sets aside a small amount of memory for bookkeeping.
|
|
//
|
|
// Note:
|
|
// In MIG mode, if device handle is provided, the API returns aggregate information, only if the caller has appropriate privileges.
|
|
// Per-instance information can be queried by using specific MIG device handles.
|
|
meminfo, ret := nvml.DeviceGetMemoryInfo(device.device)
|
|
if ret == nvml.SUCCESS {
|
|
if !device.excludeMetrics["nv_mem_total"] {
|
|
t := float64(meminfo.Total) / (1024 * 1024)
|
|
y, err := lp.New("nv_mem_total", device.tags, m.meta, map[string]interface{}{"value": t}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "MByte")
|
|
output <- y
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_fb_memory"] {
|
|
f := float64(meminfo.Used) / (1024 * 1024)
|
|
y, err := lp.New("nv_fb_memory", device.tags, m.meta, map[string]interface{}{"value": f}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "MByte")
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_temp"] {
|
|
// Retrieves the current temperature readings for the device, in degrees C.
|
|
//
|
|
// Available temperature sensors:
|
|
// * TEMPERATURE_GPU: Temperature sensor for the GPU die.
|
|
// * NVML_TEMPERATURE_COUNT
|
|
temp, ret := nvml.DeviceGetTemperature(device.device, nvml.TEMPERATURE_GPU)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_temp", device.tags, m.meta, map[string]interface{}{"value": float64(temp)}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "degC")
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_fan"] {
|
|
// Retrieves the intended operating speed of the device's fan.
|
|
//
|
|
// Note: The reported speed is the intended fan speed.
|
|
// If the fan is physically blocked and unable to spin, the output will not match the actual fan speed.
|
|
//
|
|
// For all discrete products with dedicated fans.
|
|
//
|
|
// The fan speed is expressed as a percentage of the product's maximum noise tolerance fan speed.
|
|
// This value may exceed 100% in certain cases.
|
|
fan, ret := nvml.DeviceGetFanSpeed(device.device)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_fan", device.tags, m.meta, map[string]interface{}{"value": float64(fan)}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "%")
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_ecc_mode"] {
|
|
// Retrieves the current and pending ECC modes for the device.
|
|
//
|
|
// For Fermi or newer fully supported devices. Only applicable to devices with ECC.
|
|
// Requires NVML_INFOROM_ECC version 1.0 or higher.
|
|
//
|
|
// Changing ECC modes requires a reboot.
|
|
// The "pending" ECC mode refers to the target mode following the next reboot.
|
|
_, ecc_pend, ret := nvml.DeviceGetEccMode(device.device)
|
|
if ret == nvml.SUCCESS {
|
|
var y lp.CCMetric
|
|
var err error
|
|
switch ecc_pend {
|
|
case nvml.FEATURE_DISABLED:
|
|
y, err = lp.New("nv_ecc_mode", device.tags, m.meta, map[string]interface{}{"value": "OFF"}, time.Now())
|
|
case nvml.FEATURE_ENABLED:
|
|
y, err = lp.New("nv_ecc_mode", device.tags, m.meta, map[string]interface{}{"value": "ON"}, time.Now())
|
|
default:
|
|
y, err = lp.New("nv_ecc_mode", device.tags, m.meta, map[string]interface{}{"value": "UNKNOWN"}, time.Now())
|
|
}
|
|
if err == nil {
|
|
output <- y
|
|
}
|
|
} else if ret == nvml.ERROR_NOT_SUPPORTED {
|
|
y, err := lp.New("nv_ecc_mode", device.tags, m.meta, map[string]interface{}{"value": "N/A"}, time.Now())
|
|
if err == nil {
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_perf_state"] {
|
|
// Retrieves the current performance state for the device.
|
|
//
|
|
// Allowed PStates:
|
|
// 0: Maximum Performance.
|
|
// ..
|
|
// 15: Minimum Performance.
|
|
// 32: Unknown performance state.
|
|
pState, ret := nvml.DeviceGetPerformanceState(device.device)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_perf_state", device.tags, m.meta, map[string]interface{}{"value": fmt.Sprintf("P%d", int(pState))}, time.Now())
|
|
if err == nil {
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_power_usage_report"] {
|
|
// Retrieves power usage for this GPU in milliwatts and its associated circuitry (e.g. memory)
|
|
//
|
|
// On Fermi and Kepler GPUs the reading is accurate to within +/- 5% of current power draw.
|
|
//
|
|
// It is only available if power management mode is supported
|
|
power, ret := nvml.DeviceGetPowerUsage(device.device)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_power_usage_report", device.tags, m.meta, map[string]interface{}{"value": float64(power) / 1000}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "watts")
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
// Retrieves the current clock speeds for the device.
|
|
//
|
|
// Available clock information:
|
|
// * CLOCK_GRAPHICS: Graphics clock domain.
|
|
// * CLOCK_SM: Streaming Multiprocessor clock domain.
|
|
// * CLOCK_MEM: Memory clock domain.
|
|
if !device.excludeMetrics["nv_graphics_clock_report"] {
|
|
graphicsClock, ret := nvml.DeviceGetClockInfo(device.device, nvml.CLOCK_GRAPHICS)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_graphics_clock_report", device.tags, m.meta, map[string]interface{}{"value": float64(graphicsClock)}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "MHz")
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_sm_clock_report"] {
|
|
smCock, ret := nvml.DeviceGetClockInfo(device.device, nvml.CLOCK_SM)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_sm_clock_report", device.tags, m.meta, map[string]interface{}{"value": float64(smCock)}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "MHz")
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_mem_clock_report"] {
|
|
memClock, ret := nvml.DeviceGetClockInfo(device.device, nvml.CLOCK_MEM)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_mem_clock_report", device.tags, m.meta, map[string]interface{}{"value": float64(memClock)}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "MHz")
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
// Retrieves the maximum clock speeds for the device.
|
|
//
|
|
// Available clock information:
|
|
// * CLOCK_GRAPHICS: Graphics clock domain.
|
|
// * CLOCK_SM: Streaming multiprocessor clock domain.
|
|
// * CLOCK_MEM: Memory clock domain.
|
|
// * CLOCK_VIDEO: Video encoder/decoder clock domain.
|
|
// * CLOCK_COUNT: Count of clock types.
|
|
//
|
|
// Note:
|
|
/// On GPUs from Fermi family current P0 clocks (reported by nvmlDeviceGetClockInfo) can differ from max clocks by few MHz.
|
|
if !device.excludeMetrics["nv_max_graphics_clock"] {
|
|
max_gclk, ret := nvml.DeviceGetMaxClockInfo(device.device, nvml.CLOCK_GRAPHICS)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_max_graphics_clock", device.tags, m.meta, map[string]interface{}{"value": float64(max_gclk)}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "MHz")
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_max_sm_clock"] {
|
|
maxSmClock, ret := nvml.DeviceGetClockInfo(device.device, nvml.CLOCK_SM)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_max_sm_clock", device.tags, m.meta, map[string]interface{}{"value": float64(maxSmClock)}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "MHz")
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_max_mem_clock"] {
|
|
maxMemClock, ret := nvml.DeviceGetClockInfo(device.device, nvml.CLOCK_MEM)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_max_mem_clock", device.tags, m.meta, map[string]interface{}{"value": float64(maxMemClock)}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "MHz")
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_ecc_db_error"] {
|
|
// Retrieves the total ECC error counts for the device.
|
|
//
|
|
// For Fermi or newer fully supported devices.
|
|
// Only applicable to devices with ECC.
|
|
// Requires NVML_INFOROM_ECC version 1.0 or higher.
|
|
// Requires ECC Mode to be enabled.
|
|
//
|
|
// The total error count is the sum of errors across each of the separate memory systems,
|
|
// i.e. the total set of errors across the entire device.
|
|
ecc_db, ret := nvml.DeviceGetTotalEccErrors(device.device, nvml.MEMORY_ERROR_TYPE_UNCORRECTED, nvml.AGGREGATE_ECC)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_ecc_db_error", device.tags, m.meta, map[string]interface{}{"value": float64(ecc_db)}, time.Now())
|
|
if err == nil {
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_ecc_sb_error"] {
|
|
ecc_sb, ret := nvml.DeviceGetTotalEccErrors(device.device, nvml.MEMORY_ERROR_TYPE_CORRECTED, nvml.AGGREGATE_ECC)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_ecc_sb_error", device.tags, m.meta, map[string]interface{}{"value": float64(ecc_sb)}, time.Now())
|
|
if err == nil {
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_power_man_limit"] {
|
|
// Retrieves the power management limit associated with this device.
|
|
//
|
|
// For Fermi or newer fully supported devices.
|
|
//
|
|
// The power limit defines the upper boundary for the card's power draw.
|
|
// If the card's total power draw reaches this limit the power management algorithm kicks in.
|
|
pwr_limit, ret := nvml.DeviceGetPowerManagementLimit(device.device)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_power_man_limit", device.tags, m.meta, map[string]interface{}{"value": float64(pwr_limit) / 1000}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "watts")
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_encoder_util"] {
|
|
// Retrieves the current utilization and sampling size in microseconds for the Encoder
|
|
//
|
|
// For Kepler or newer fully supported devices.
|
|
//
|
|
// Note: On MIG-enabled GPUs, querying encoder utilization is not currently supported.
|
|
enc_util, _, ret := nvml.DeviceGetEncoderUtilization(device.device)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_encoder_util", device.tags, m.meta, map[string]interface{}{"value": float64(enc_util)}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "%")
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
|
|
if !device.excludeMetrics["nv_decoder_util"] {
|
|
// Retrieves the current utilization and sampling size in microseconds for the Decoder
|
|
//
|
|
// For Kepler or newer fully supported devices.
|
|
//
|
|
// Note: On MIG-enabled GPUs, querying decoder utilization is not currently supported.
|
|
dec_util, _, ret := nvml.DeviceGetDecoderUtilization(device.device)
|
|
if ret == nvml.SUCCESS {
|
|
y, err := lp.New("nv_decoder_util", device.tags, m.meta, map[string]interface{}{"value": float64(dec_util)}, time.Now())
|
|
if err == nil {
|
|
y.AddMeta("unit", "%")
|
|
output <- y
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
func (m *NvidiaCollector) Close() {
|
|
if m.init {
|
|
nvml.Shutdown()
|
|
m.init = false
|
|
}
|
|
}
|