PPS counting is enabled on interface(number 0) ethernet0/0 59: 378 303 PPS counting is enabled on interface(number 6) ethernet0/2 59: 467 536
Yes, clearly you are not dealing with PPS issues.
Since the packets are dropped on the untrust interface check your "screen" counters and see if these increment to match the drop conditions. Your traffic may be detected as malicious and being dropped by these protective measures. If so you will need to adjust the untrust screen settings.
get interface ethernet0/0 screen