informix parameters in onconfig file

Can anyone advise me what can i make better in onconfig file Informix 7.30FC7 ( will be 7.31FC2 soon ) on HP-UX 11 ( machine V2500 6 processors) i am using kaio ( kaioon=1 ) Any advise will be very helpful Thanks! And this is my onconfig file : #************************************************************************** # # INFORMIX SOFTWARE, INC. # # Title: onconfig.std # Description: Informix Dynamic Server Configuration Parameters # #************************************************************************** # Root Dbspace Configuration ROOTNAME rootdbs # Root dbspace name ROOTPATH /opt/informix/chunki/r01.inf2 # Path for device containing root dbspace ROOTOFFSET 20 # Offset of root dbspace into device (Kbytes) ROOTSIZE 200000 # Size of root dbspace (Kbytes) # Disk Mirroring Configuration Parameters MIRROR 0 # Mirroring flag (Yes = 1, No = 0) MIRRORPATH # Path for device containing mirroredroot MIRROROFFSET 0 # Offset into mirrored device (Kbytes) # Physical Log Configuration PHYSDBS physdbs # Location (dbspace) of physical log PHYSFILE 50000 # Physical log file size (Kbytes) # Logical Log Configuration LOGFILES 39 # Number of logical log files LOGSIZE 10240 # Logical log size (Kbytes) # Diagnostics MSGPATH /opt/informix/inf2.log # System message log file path CONSOLE /dev/null # System console message path ALARMPROGRAM /opt/informix/etc/log_full.sh # Alarm program pathSYSALARMPROGRAM /opt/informix/etc/evidence.sh # System Alarm program path TBLSPACE_STATS 1 # System Archive Tape Device #TAPEDEV /dev/null TAPEDEV /archive/archive0 TAPEBLK 16 # Tape block size (Kbytes) TAPESIZE 20000000 # Maximum amount of data to put on tape (Kbytes) # Log Archive Tape Device #LTAPEDEV /dev/null LTAPEDEV /dev/rmt/0mn # Log tape device path LTAPEBLK 16 # Log tape block size (Kbytes) LTAPESIZE 4000000 # Max amount of data to put on log tape (Kbytes) # Optical STAGEBLOB # Informix Dynamic Server/Optical staging area # System Configuration SERVERNUM 2 # Unique id corresponding to a DynamicServer instance DBSERVERNAME inf2 # Name of default database serverDBSERVERALIASES inf2s,inf2o,inf2r # List of alternate dbservernames #NETTYPE sqlmux # Configure poll thread(s) for nettype NETTYPE soctcp,5,128,CPU # Configure poll thread(s) for nettype NETTYPE soctcp,5,128,NET # Configure poll thread(s) for nettype NETTYPE ipcshm,1,32,CPU # Configure poll thread(s) for nettype DEADLOCK_TIMEOUT 60 # Max time to wait of lock indistributed env. RESIDENT -1 # Forced residency flag (Yes = 1, No = 0) MULTIPROCESSOR 1 # 0 for single-processor, 1 formulti-processor NUMCPUVPS 6 # Number of user (cpu) vps SINGLE_CPU_VP 0 # If non-zero, limit number of cpu vpsto one NOAGE 1 # Process aging AFF_SPROC 0 # Affinity start processor AFF_NPROCS 0 # Affinity number of processors # Shared Memory Parameters LOCKS 8000000 # Maximum number of locks BUFFERS 2000000 # Maximum number of shared buffers NUMAIOVPS 2 # Number of IO vps PHYSBUFF 64 # Physical log buffer size (Kbytes) LOGBUFF 64 # Logical log buffer size (Kbytes)LOGSMAX 500 # Maximum number of logical log files CLEANERS 127 # Number of buffer cleaner processes SHMBASE 0x0 # Shared memory base address SHMADD 65535 # Size of new shared memory segments (Kbytes) SHMTOTAL 0 # Total shared memory (Kbytes). 0=>unlimited CKPTINTVL 300 # Check point interval (in sec) LRUS 127 # Number of LRU queues LRU_MAX_DIRTY 1 # LRU percent dirty begin cleaning limit LRU_MIN_DIRTY 0 # LRU percent dirty end cleaning limit LTXHWM 50 # Long transaction high water markpercentage LTXEHWM 60 # Long transaction high water mark (exclusive) TXTIMEOUT 0x12c # Transaction timeout (in sec) STACKSIZE 512 # Stack size (Kbytes) # System Page Size # BUFFSIZE - Dynamic Server no longer supports this configuration parameter. # To determine the page size used by Dynamic Server on your platform # see the last line of output from the command, 'onstat -b'. # Recovery Variables # OFF_RECVRY_THREADS: # Number of parallel worker threads during fast recovery or an offline restore. # ON_RECVRY_THREADS: # Number of parallel worker threads during an online restore. OFF_RECVRY_THREADS 10 # Default number of offline workerthreads ON_RECVRY_THREADS 50 # Default number of online workerthreads # Data Replication Variables # DRAUTO: 0 manual, 1 retain type, 2 reverse type DRAUTO 0 # DR automatic switchover DRINTERVAL 30 # DR max time between DR buffer flushes (in sec) DRTIMEOUT 30 # DR network timeout (in sec)DRLOSTFOUND /opt/informix/etc/dr.lostfound # DR lost+found file path # CDR Variables CDR_LOGBUFFERS 2048 # size of log reading buffer pool (Kbytes) CDR_EVALTHREADS 1,2 # evaluator threads (per-cpu-vp,additional) CDR_DSLOCKWAIT 5 # DS lockwait timeout (seconds) CDR_QUEUEMEM 4096 # Maximum amount of memory for any CDR queue (Kbytes) # Backup/Restore variables BAR_ACT_LOG /tmp/bar_act.log BAR_MAX_BACKUP 0 BAR_RETRY 1 BAR_NB_XPORT_COUNT 10 BAR_XFER_BUF_SIZE 31 # Informix Storage Manager variables ISM_DATA_POOL ISMData # If the data pool name is changed, be sure to # update $INFORMIXDIR/bin/onbar. Change to # ism_catalog -create_bootstrap -pool <new name> ISM_LOG_POOL ISMLogs # Read Ahead Variables RA_PAGES 32 # Number of pages to attempt to readahead RA_THRESHOLD 16 # Number of pages left before next group # DBSPACETEMP: # Dynamic Server equivalent of DBTEMP for SE. This is the list of dbspaces # that the Dynamic Server SQL Engine will use to create temp tables etc. # If specified it must be a colon separated list of dbspaces that exist # when the Dynamic Server system is brought online. If not specified, or if # all dbspaces specified are invalid, various ad hoc queries will create # temporary files in /tmp instead. DBSPACETEMP tempdbs1,tempdbs2,tempdbs3,tempdbs4,tempdb