Where are the cPanel update logs?

Question

When cPanel updates each night, where are the logs stored?

Answer

The update logs are located in /var/cpanel/updatelogs

You can view a summary of the updates in the summary.log file. 

cat /var/cpanel/updatelogs/summary.log

As an example: 

[2020-11-16 22:31:19 -0600] Completed update 11.92.0.0 -> 11.92.0.2
[2020-11-18 22:31:34 -0600] Completed update 11.92.0.2 -> 11.92.0.3
[2020-12-07 22:31:21 -0600] Completed update 11.92.0.3 -> 11.92.0.4
[2020-12-09 22:31:21 -0600] Completed update 11.92.0.4 -> 11.92.0.5
[2020-12-16 22:31:27 -0600] Completed update 11.92.0.5 -> 11.92.0.6
[2021-01-05 22:32:44 -0600] Completed update 11.92.0.6 -> 11.93.9999.106 (Indicates an Edge build)
[2021-01-14 22:31:29 -0600] Completed update 11.93.9999.106 -> 11.93.9999.114
[2021-02-01 22:31:24 -0600] Completed update 11.93.9999.114 -> 11.93.9999.137
[2021-02-02 19:56:10 -0600] Completed update 11.93.9999.137 -> 11.94.0.0
[2021-02-10 22:31:29 -0600] Completed update 11.94.0.0 -> 11.94.0.1