MSGPATH /u/informix/online.log # System message log file path
CONSOLE /dev/console # System console message path
ALARMPROGRAM /u/informix/etc/log_full.sh # Alarm program path
SYSALARMPROGRAM /u/informix/etc/evidence.sh # System Alarm program path
TBLSPACE_STATS 1
# System Archive Tape Device
TAPEDEV /dev/null # Tape device path
#TAPEDEV /dev/st0 # Tape device path
TAPEBLK 32 # Tape block size (Kbytes)
TAPESIZE 80000000 # Maximum amount of data to put on tape (Kbytes)
# Log Archive Tape Device
#LTAPEDEV /dev/null # Log tape device path
LTAPEDEV /dev/null # Log tape device path
LTAPEBLK 32 # Log tape block size (Kbytes)
LTAPESIZE 80000000 # Max amount of data to put on log tape (Kbytes)
# Optical
STAGEBLOB # Informix Dynamic Server/Optical staging area
# System Configuration
SERVERNUM 18 # Unique id corresponding to a Dynamic Server instance
DBSERVERNAME on_nbtcp7 # Name of default database server
DBSERVERALIASES on_nbtcp7_intra # List of alternate dbservernames
NETTYPE soctcp,1,150,NET # Configure poll thread(s) for nettype
NETTYPE ipcshm,1,50,CPU # Configure poll thread(s) for nettype
DEADLOCK_TIMEOUT 60 # Max time to wait of lock in distributed env.
RESIDENT 0 # Forced residency flag (Yes = 1, No = 0)
MULTIPROCESSOR 0 # 0 for single-processor, 1 for multi-processor
NUMCPUVPS 4 # Number of user (cpu) vps
SINGLE_CPU_VP 0 # If non-zero, limit number of cpu vps to one
NOAGE 0 # Process aging
AFF_SPROC 0 # Affinity start processor
AFF_NPROCS 0 # Affinity number of processors
# Shared Memory Parameters
LOCKS 120000 # Maximum number of locks
BUFFERS 280000 # Maximum number of shared buffers
NUMAIOVPS 2 # Number of IO vps
PHYSBUFF 128 # Physical log buffer size (Kbytes)
LOGBUFF 128 # Logical log buffer size (Kbytes)
###LOGSMAX 128 # Maximum number of logical log files
LOGSMAX 200 # Maximum number of logical log files
CLEANERS 1 # Number of buffer cleaner processes
SHMBASE 0x401b7000 # Shared memory base address
###SHMVIRTSIZE 1064 # initial virtual shared memory segment size
SHMVIRTSIZE 1024000 # initial virtual shared memory segment size
SHMADD 307200 # Size of new shared memory segments (Kbytes)
###SHMADD 128000 # Size of new shared memory segments (Kbytes)
SHMTOTAL 2500000 # Total shared memory (Kbytes). 0=>unlimited
CKPTINTVL 7200 # Check point interval (in sec)
LRUS 12 # Number of LRU queues
LRU_MAX_DIRTY 50 # LRU percent dirty begin cleaning limit
LRU_MIN_DIRTY 5 # LRU percent dirty end cleaning limit
###LTXHWM 50 # Long transaction high water mark percentage
###LTXEHWM 60 # Long transaction high water mark (exclusive)
LTXHWM 45 # Long transaction high water mark percentage
LTXEHWM 50 # Long transaction high water mark (exclusive)
TXTIMEOUT 0x258 # Transaction timeout (in sec)
STACKSIZE 64 # 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 worker threads
ON_RECVRY_THREADS 1 # Default number of online worker threads
# 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 /u/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)
# 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_LOG_POOL ISMLogs
# Read Ahead Variables
RA_PAGES 12 # Number of pages to attempt to read ahead
RA_THRESHOLD 8 # 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 tempdbs # Default temp dbspaces
# DUMP*:
# The following parameters control the type of diagnostics information which
# is preserved when an unanticipated error condition (assertion failure) occurs
# during Dynamic Server operations.
# For DUMPSHMEM, DUMPGCORE and DUMPCORE 1 means Yes, 0 means No.
DUMPDIR /tmp # Preserve diagnostics in this directory
DUMPSHMEM 1 # Dump a copy of shared memory
DUMPGCORE 0 # Dump a core image using 'gcore'
DUMPCORE 0 # Dump a core image (Warning:this aborts Dynamic Server)
DUMPCNT 1 # Number of shared memory or gcore dumps for
# a single user's session
FILLFACTOR 90 # Fill factor for building indexes
# method for Dynamic Server to use when determining current time
USEOSTIME 0 # 0: use internal time(fast), 1: get time from OS(slow)
# Parallel Database Queries (pdq)
MAX_PDQPRIORITY 100 # Maximum allowed pdqpriority
DS_MAX_QUERIES # Maximum number of decision support queries
DS_TOTAL_MEMORY # Decision support memory (Kbytes)
DS_MAX_SCANS 1048576 # Maximum number of decision support scans
DATASKIP off # List of dbspaces to skip
# OPTCOMPIND
# 0 => Nested loop joins will be preferred (where
# possible) over sortmerge joins and hash joins.
# 1 => If the transaction isolation mode is not
# "repeatable read", optimizer behaves as in (2)
# below. Otherwise it behaves as in (0) above.
# 2 => Use costs regardless of the transaction isolation
# mode. Nested loop joins are not necessarily
# preferred. Optimizer bases its decision purely
# on costs.
OPTCOMPIND 2 # To hint the optimizer
ONDBSPACEDOWN 2 # Dbspace down option: 0 = CONTINUE, 1 = ABORT, 2 = WAIT
LBU_PRESERVE 0 # Preserve last log for log backup
OPCACHEMAX 0 # Maximum optical cache size (Kbytes)
# HETERO_COMMIT (Gateway participation in distributed transactions)
# 1 => Heterogeneous Commit is enabled
# 0 (or any other value) => Heterogeneous Commit is disabled
HETERO_COMMIT 0
MULTIPROCESSOR 0 # 0 for single-processor, 1 for multi-processor
NUMCPUVPS 4 # Number of user (cpu) vps
SINGLE_CPU_VP 0 # If non-zero, limit number of cpu vps to one
This statement cannot be executed because no current database exists.
Either no current database has been established yet, or the current
database was closed with a CLOSE DATABASE statement. You execute the
DATABASE or CREATE DATABASE statement to establish a current database.
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发表于 2007-12-08 19:33
