IOS121I
UNABLE TO OBTAIN CHANNEL SUBSYSTEM INFORMATION DUE TO A BUSY CONDITION. IPL CONTINUES.

Explanation

An attempt was made to use the read channel-subsystem information command, but one of the following occurred:
  • The system returned a busy condition.
  • The service call control block (SCCB) was in use.

System action

System initialization continues.

Source

Input/output supervisor (IOS)

Routing code

2

Descriptor code

4