A big customer is experiencing performance issues.

The following is the in the log (debug-detailed)

2022-02-03 14:51:15 (2) GMH MAINTDEBUG: Hal_TestCall_Symbol_Idle: eapos==-1 currmes:182
2022-02-03 14:51:15 (2) GMH MAINTDEBUG: Do_Report
2022-02-03 14:51:15 (2) GMH CallHal("UserActionLogReport")
2022-02-03 14:51:16 (2) GMH MAINTDEBUG: Hal_TestCall_Symbol_Idle: eapos==-1 currmes:182
2022-02-03 14:51:16 (2) GMH MAINTDEBUG: Do_Report
2022-02-03 14:51:16 (2) GMH CallHal("UserActionLogReport")
2022-02-03 14:51:17 (2) GMH MAINTDEBUG: Hal_TestCall_Symbol_Idle: eapos==-1 currmes:182
2022-02-03 14:51:17 (2) GMH MAINTDEBUG: Do_Report
2022-02-03 14:51:17 (2) GMH CallHal("UserActionLogReport")
2022-02-03 14:51:18 (1) slot 4246888: clear
2022-02-03 14:51:18 (1) slot 4246888: allocated
2022-02-03 14:51:18 (1) slot 4246888: set usage to duringlogin
2022-02-03 14:51:18 (1) slot 4246888: set session to 4073 from DoRegisterAtSV
2022-02-03 14:51:18 (1) Incoming Connection from: 217.75.8.203:16468
2022-02-03 14:51:18 (2) GMH MAINTDEBUG: Hal_TestCall_Symbol_Idle: eapos==-1 currmes:182
2022-02-03 14:51:18 (2) GMH MAINTDEBUG: Do_Report
2022-02-03 14:51:18 (2) GMH CallHal("UserActionLogReport")
2022-02-03 14:51:19 (2) GMH MAINTDEBUG: Hal_TestCall_Symbol_Idle: eapos==-1 currmes:182
2022-02-03 14:51:19 (2) GMH MAINTDEBUG: Do_Report
2022-02-03 14:51:19 (2) GMH CallHal("UserActionLogReport")
2022-02-03 14:51:20 (2) GMH MAINTDEBUG: Hal_TestCall_Symbol_Idle: eapos==-1 currmes:182
2022-02-03 14:51:20 (2) GMH MAINTDEBUG: Do_Report

2022-02-03 14:51:20 (2) GMH CallHal("UserActionLogReport")
2022-02-03 14:51:21 (2) GMH MAINTDEBUG: Hal_TestCall_Symbol_Idle: eapos==-1 currmes:182
2022-02-03 14:51:21 (2) GMH MAINTDEBUG: Do_Report
2022-02-03 14:51:21 (2) GMH CallHal("UserActionLogReport")
2022-02-03 14:51:22 (2) GMH MAINTDEBUG: Hal_TestCall_Symbol_Idle: eapos==-1 currmes:182
2022-02-03 14:51:22 (2) GMH MAINTDEBUG: Do_Report
2022-02-03 14:51:22 (2) GMH CallHal("UserActionLogReport")

2022-02-03 14:51:23 (1) LOA MAINTDEBUG: Hal_TestCall_Symbol_Idle: eapos==-1 currmes:271
2022-02-03 14:51:23 (1) LOA MAINTDEBUG: Do_Report

2022-02-03 14:51:23 (1) LOA CallHal("UserActionLogReport")
2022-02-03 14:51:23 (2) requeueing

What do these messages mean?