[Misc] Add logger.exception for TPU information collection failures (#20510)

Signed-off-by: reidliu41 <[email protected]>

Author: reidliu41

vllm/usage/usage_lib.py

@@ -20,9 +20,12 @@
 
 import vllm.envs as envs
 from vllm.connections import global_http_connection
+from vllm.logger import init_logger
 from vllm.utils import cuda_device_count_stateless, cuda_get_device_properties
 from vllm.version import __version__ as VLLM_VERSION
 
+logger = init_logger(__name__)
+
 _config_home = envs.VLLM_CONFIG_ROOT
 _USAGE_STATS_JSON_PATH = os.path.join(_config_home, "usage_stats.json")
 _USAGE_STATS_DO_NOT_TRACK_PATH = os.path.join(_config_home, "do_not_track")
@@ -183,7 +186,7 @@ def _report_usage_once(self, model_architecture: str,
                 self.gpu_memory_per_device = (
                     torch_xla.core.xla_model.get_memory_info()["bytes_limit"])
             except Exception:
-                pass
+                logger.exception("Failed to collect TPU information")
         self.provider = _detect_cloud_provider()
         self.architecture = platform.machine()
         self.platform = platform.platform()