Add cmdline information to CPU usage stats in get_cpu_stats() function and display it in the System page's ffmpeg table with a copy-to-clipboard button (#6430)

frigate/util.py

@@ -800,10 +800,11 @@ def get_cpu_stats() -> dict[str, dict]:
     docker_memlimit = get_docker_memlimit_bytes() / 1024
     total_mem = os.sysconf("SC_PAGE_SIZE") * os.sysconf("SC_PHYS_PAGES") / 1024
 
-    for process in psutil.process_iter(["pid", "name", "cpu_percent"]):
+    for process in psutil.process_iter(["pid", "name", "cpu_percent", "cmdline"]):
         pid = process.info["pid"]
         try:
             cpu_percent = process.info["cpu_percent"]
+            cmdline = process.info["cmdline"]
 
             with open(f"/proc/{pid}/stat", "r") as f:
                 stats = f.readline().split()
@@ -837,6 +838,7 @@ def get_cpu_stats() -> dict[str, dict]:
                 "cpu": str(cpu_percent),
                 "cpu_average": str(round(cpu_average_usage, 2)),
                 "mem": f"{mem_pct}",
+                "cmdline": " ".join(cmdline),
             }
         except:
             continue