We have been having a issue at our corporate office where users are complaining about slow access to the internet when I have decryption enabled and sessions reach 5000. Around 3000-4000 access is completely fine. I have been monitoring this from the CLI using the command "show session all filter ssl-decrypt yes count yes". Since the 820 is spec'd to handle 12,800 concurrent sessions I don't understand why the issue starts at such a low number of decrypted sessions.
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