Hi, I am using Nginx as reverse proxy to my backend (Java app with Spring boot). In overall (avg, p50, p90, p95, p99 latencies) it performs well. But time to time, I see latency spikes around 100-200 milliseconds. When I enabled the access logs, I see that upstream response time (upstream_response_time) is very low even though request time (request_time) is high. For example, [25/Apr/2020:18by sozal - Other discussion
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