February 2018
Intermediate to advanced
382 pages
11h 33m
English
It is worth noting that the Redis slow log sub-system only considers the actual execution time of the command, because that is the time the server thread is blocked and unable to serve other requests. The disk I/O or network transmission time is not considered. It is possible that you see increased latency or timeouts on the application side, but cannot find any slow logs in Redis. In this case, the bottleneck is not the slow queries or operations, but other factors such as increased network latency.
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