Your system is capable of SMT if it's a POWER5-based system running AIX 5L Version 5.3.
To determine if it is enabled:
# smtctl
Example:
smtctl
How to disable simultaneous multi-threading (SMT) in AIX:
Your system is capable of SMT if it's a POWER5-based system running AIX 5L Version 5.3.
To disable smt:
# smtctl -m off [ -w boot | now]
Note: If neither the -w boot or the -w now options are specified, then the mode change is made immediately. It persists across subsequent reboots if you run the bosboot command before the next system reboot.
Example:
smtctl -m off
To determine if it is enabled:
# smtctl
Example:
smtctl
How to disable simultaneous multi-threading (SMT) in AIX:
Your system is capable of SMT if it's a POWER5-based system running AIX 5L Version 5.3.
To disable smt:
# smtctl -m off [ -w boot | now]
Note: If neither the -w boot or the -w now options are specified, then the mode change is made immediately. It persists across subsequent reboots if you run the bosboot command before the next system reboot.
Example:
smtctl -m off
