Laravel Application through Forge on AWS EC2 (T2.Medium) reached constant 100% CPU

I am running my laravel 6.x application on EC2 (T2.Medium), for the last 5 months the CPU continues stay at 100% utilization regardless of any traffics or jobs, 5 months back it was fine. How can I debug it?

Below is the result of the top command top - 17:23:54 up 505 days, 7 min, 1 user, load average: 1.33, 1.22, 1.32 Tasks: 121 total, 3 running, 118 sleeping, 0 stopped, 0 zombie %Cpu(s): 17.2 us, 5.9 sy, 0.0 ni, 45.8 id, 0.0 wa, 0.0 hi, 0.0 si, 31.1 st MiB Mem : 3933.8 total, 225.3 free, 614.2 used, 3094.2 buff/cache MiB Swap: 1024.0 total, 665.7 free, 358.2 used. 2977.1 avail Mem

PID USER      	PR  NI    	VIRT    	RES    		SHR 	S  %CPU  	%MEM     TIME+ COMMAND                                                                          
842 forge     	20  0  		202300  53988  	16988 R  100  		 1.3 			195615:01 php                                                                              
 11 root      		20  0       0      		0      		0 			R 	 0.3   		 0.0 		695:17.48 rcu_sched