when new value of config param. take effect ??

hi gurus, I have some modification to do in my onconfig file for informix 7.30 and I want to know for each onconfig parameter, when I must reinitialize online so that that new value of parameter can take effect . PHYSFILE LOGFILES LOGSIZE NETTYPE DEADLOCK_TIMEOUT MULTIPROCESSOR NUMCPUVPS SINGLE_CPU_VP NOAGE AFF_SPROC AFF_NPROCS LOCKS BUFFERS NUMAIOVPS PHYSBUFF LOGBUFFLOGSMAX CLEANERS SHMBASE SHMVIRTSIZE SHMADD SHMTOTAL DD_HASHSIZE DD_HASHMAX CKPTINTVL LRUS LRU_MAX_DIRTY LRU_MIN_DIRTY LTXHWM LTXEHWM TXTIMEOUT STACKSIZE RA_PAGES RA_THRESHOLD OPTCOMPIND _________________________________________________________________________ Get Your Private, Free E-mail from MSN Hotmail at http://www.hotmail.com. Share information about yourself, create your own public profile at http://profiles.msn.com.