VHC3 entry for invoking a RoCE VHCR operation (part 3)
- Entry:
- VHC3
- VIT option:
- CIA
- Event:
- Invocation of a Remote Direct Memory Access (RDMA) over Converged Ethernet (RoCE) VHCR operation as part of Shared Memory Communications over Remote Direct Memory Access (SMC-R) processing when the IBM® 10 GbE RoCE Express® feature operates in a shared RoCE environment.
This trace record is a continuation of the VHCR entry.
- Byte (hex)
- Contents
- 00-03
- Record ID: C"VHC3"
- 04-07
- Operation code and operation retries values
- Bit
- Meaning
0 - 11
- Represents the operation code performed
12 - 31
- Represents the number of retries before the command completes
- 08-0F
- The value of the communication channel before the command is attempted
- 10-17
- The value stored by z/OS® Communication Server into the communication channel to execute the command
- 18-1F
- The value of the communication channel after the command completes