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a36238b | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 | import importlib
import threading
import time
import warnings
from typing import TYPE_CHECKING, Any
from trackio import context_vars
if TYPE_CHECKING:
from trackio.run import Run
psutil: Any = None
PSUTIL_AVAILABLE = False
_psutil_lock = threading.Lock()
def _ensure_psutil():
global PSUTIL_AVAILABLE, psutil
if PSUTIL_AVAILABLE:
return psutil
with _psutil_lock:
if PSUTIL_AVAILABLE:
return psutil
try:
psutil = importlib.import_module("psutil")
PSUTIL_AVAILABLE = True
return psutil
except ImportError:
raise ImportError(
"psutil is required for CPU and RAM monitoring. "
"Install it with: pip install psutil"
)
def cpu_available() -> bool:
"""
Check if CPU and RAM monitoring is available.
Returns True if psutil is installed.
"""
try:
_ensure_psutil()
return True
except ImportError:
return False
except Exception:
return False
def collect_cpu_metrics(
prev_disk_counters: Any = None,
prev_net_counters: Any = None,
elapsed: float | None = None,
include_static: bool = True,
) -> dict:
"""
Collect CPU, RAM, disk, network, and sensor metrics using psutil.
Args:
prev_disk_counters: Previous disk I/O counters for computing read/write rates.
If None, only cumulative values are reported.
prev_net_counters: Previous network I/O counters for computing send/recv rates.
If None, only cumulative values are reported.
elapsed: Seconds since prev_disk_counters and prev_net_counters were captured.
If None or non-positive, cumulative values are reported instead of rates.
include_static: Whether to include mostly static metrics such as CPU
frequency and core counts.
Returns:
Dictionary of system metrics.
"""
if not PSUTIL_AVAILABLE:
try:
_ensure_psutil()
except ImportError:
return {}
metrics = {}
try:
per_core = psutil.cpu_percent(interval=0.1, percpu=True)
for i, pct in enumerate(per_core):
metrics[f"cpu/{i}/utilization"] = pct
if per_core:
metrics["cpu/utilization"] = sum(per_core) / len(per_core)
except Exception:
pass
if include_static:
try:
cpu_freq = psutil.cpu_freq()
if cpu_freq:
metrics["cpu/frequency"] = cpu_freq.current
if cpu_freq.max > 0:
metrics["cpu/frequency_max"] = cpu_freq.max
except Exception:
pass
try:
cpu_count_logical = psutil.cpu_count(logical=True)
if cpu_count_logical is not None:
metrics["cpu/count_logical"] = cpu_count_logical
cpu_count_physical = psutil.cpu_count(logical=False)
if cpu_count_physical is not None:
metrics["cpu/count_physical"] = cpu_count_physical
except Exception:
pass
try:
mem = psutil.virtual_memory()
metrics["memory/used"] = mem.used / (1024**3)
metrics["memory/total"] = mem.total / (1024**3)
metrics["memory/available"] = mem.available / (1024**3)
metrics["memory/percent"] = mem.percent
except Exception:
pass
try:
swap = psutil.swap_memory()
metrics["swap/used"] = swap.used / (1024**3)
metrics["swap/total"] = swap.total / (1024**3)
metrics["swap/percent"] = swap.percent
except Exception:
pass
try:
disk = psutil.disk_io_counters()
if disk is not None:
if prev_disk_counters is not None and elapsed and elapsed > 0:
metrics["disk/read_mb_per_sec"] = (
(disk.read_bytes - prev_disk_counters.read_bytes)
/ elapsed
/ (1024**2)
)
metrics["disk/write_mb_per_sec"] = (
(disk.write_bytes - prev_disk_counters.write_bytes)
/ elapsed
/ (1024**2)
)
metrics["disk/read_iops"] = (
disk.read_count - prev_disk_counters.read_count
) / elapsed
metrics["disk/write_iops"] = (
disk.write_count - prev_disk_counters.write_count
) / elapsed
else:
metrics["disk/read_bytes"] = disk.read_bytes
metrics["disk/write_bytes"] = disk.write_bytes
except Exception:
pass
try:
net = psutil.net_io_counters()
if net is not None:
if prev_net_counters is not None and elapsed and elapsed > 0:
metrics["network/sent_mb_per_sec"] = (
(net.bytes_sent - prev_net_counters.bytes_sent)
/ elapsed
/ (1024**2)
)
metrics["network/recv_mb_per_sec"] = (
(net.bytes_recv - prev_net_counters.bytes_recv)
/ elapsed
/ (1024**2)
)
else:
metrics["network/sent_bytes"] = net.bytes_sent
metrics["network/recv_bytes"] = net.bytes_recv
except Exception:
pass
try:
sensors = psutil.sensors_temperatures()
if sensors:
for chip_name, entries in sensors.items():
for i, entry in enumerate(entries):
label = (
entry.label.strip()
if entry.label and entry.label.strip()
else f"{chip_name}_{i}"
)
metrics[f"temp/{label}"] = entry.current
except Exception:
pass
try:
battery = psutil.sensors_battery()
if battery is not None:
metrics["battery/percent"] = battery.percent
metrics["battery/power_plugged"] = int(battery.power_plugged)
except Exception:
pass
return metrics
class CpuMonitor:
def __init__(self, run: "Run", interval: float = 10.0):
self._run = run
self._interval = interval
self._stop_flag = threading.Event()
self._thread: "threading.Thread | None" = None
self._last_disk_counters: Any = None
self._last_net_counters: Any = None
self._last_time: float | None = None
self._include_static_next = True
def start(self):
if not PSUTIL_AVAILABLE:
try:
_ensure_psutil()
except ImportError:
warnings.warn(
"auto_log_cpu=True but psutil is not installed. "
"CPU and RAM logging disabled. Install with: pip install psutil"
)
return
self._thread = threading.Thread(target=self._monitor_loop, daemon=True)
self._thread.start()
def stop(self):
self._stop_flag.set()
if self._thread is not None:
self._thread.join(timeout=2.0)
def _monitor_loop(self):
try:
self._last_disk_counters = psutil.disk_io_counters()
except Exception:
pass
try:
self._last_net_counters = psutil.net_io_counters()
except Exception:
pass
self._last_time = time.monotonic()
while not self._stop_flag.is_set():
self._stop_flag.wait(timeout=self._interval)
if self._stop_flag.is_set():
break
try:
now = time.monotonic()
elapsed = now - self._last_time if self._last_time is not None else None
metrics = collect_cpu_metrics(
prev_disk_counters=self._last_disk_counters,
prev_net_counters=self._last_net_counters,
elapsed=elapsed,
include_static=self._include_static_next,
)
self._include_static_next = False
try:
self._last_disk_counters = psutil.disk_io_counters()
except Exception:
self._last_disk_counters = None
try:
self._last_net_counters = psutil.net_io_counters()
except Exception:
self._last_net_counters = None
self._last_time = now
if metrics:
self._run.log_system(metrics)
except Exception:
pass
def log_cpu(run: "Run | None" = None) -> dict:
"""
Log CPU, RAM, disk, network, and sensor metrics to the current or specified run
as system metrics.
Args:
run: Optional Run instance. If None, uses current run from context.
Returns:
dict: The system metrics that were logged.
Example:
```python
import trackio
run = trackio.init(project="my-project")
trackio.log({"loss": 0.5})
trackio.log_cpu()
```
"""
if run is None:
run = context_vars.current_run.get()
if run is None:
raise RuntimeError("Call trackio.init() before trackio.log_cpu().")
try:
_ensure_psutil()
except ImportError:
warnings.warn(
"trackio.log_cpu() requires psutil. Install it with: pip install trackio[cpu]"
)
return {}
metrics = collect_cpu_metrics()
if metrics:
run.log_system(metrics)
return metrics
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