The problem is software performance due to a design that was never intended for this workload. Software performance is the problem – Michael Keane wrote that the use of 256bit encryption keys impbedded in the database field causes LoTW to store 10x as much data as needed. The security model ignores improements over the last 20+ years. Workload is the root cause. -- Mickey Baker, N4MB Director, Southeastern Division ARRL, The National Association for Amateur Radio® Phone (561) 320-2775 Email: n4mb@arrl.org<mailto:n4mb@arrl.org> ARRL Customer Service: (860) 594-0355 From: arrl-odv <arrl-odv-bounces@reflector.arrl.org> on behalf of Jairam, Ria, N2RJ (Dir, HD) <n2rj@arrl.org> Date: Wednesday, January 4, 2023 at 1:01 PM To: arrl-odv@reflector.arrl.org <arrl-odv@reflector.arrl.org> Subject: [arrl-odv:34445] Recent LoTW outage Members are asking me about it. I would appreciate if there was something I could tell them as to root cause. I would also like to know the details. Thanks Ria N2RJ