For IBM® Informix® 11.70.xC4, you can update the following additional configuration parameters while the server is running by using the onmode
-wf or onmode -wm commands:
ALARMPROGRAM, AUTO_REPREPARE, BLOCKTIMEOUT, CKPTINTVL, DBSPACETEMP,
DEADLOCK_TIMEOUT, DEF_TABLE_LOCKMODE, DIRECTIVES, DRINTERVAL, DRTIMEOUT,
FILLFACTOR, LOGSIZE, LTAPEBLK, LTAPEDEV, LTAPESIZE, MSGPATH, ONDBSPACEDOWN,
OPTCOMPIND, RA_PAGES, SHMADD, STACKSIZE, SYSALARMPROGRAM, TAPEBLK, TAPEDEV,
TAPESIZE, TBLTBLFIRST, TBLTBLNEXT, TXTIMEOUT, and WSTATS.
See the full list of configuration parameters that you can update dynamically with the onmode -wf or -wm command for Informix 11.70.xC4.