RE: Maximum Server Connections
Posted in 2004
I'm sorry,
I guess my onconfig file didn't attach. I've included it in the
text here. I have tried the several variations of NETTYPE.
Thanks for any help you can provide.
Jane Vohden
Database Administrator
jvohden@co.fairbanks.ak.us
informix:/apps/informix/etc $ more onconfig.dev
#**************************************************************************
#
# INFORMIX SOFTWARE, INC.
#
# Title: onconfig.dev 1/4/01
# Description: Informix Dynamic Server 2000 Configuration Parameters
#
#**************************************************************************
# Root Dbspace Configuration
ROOTNAME devrootdbs # Root dbspace name
ROOTPATH /dev/vg01/rdevrootdbs # Path for device containing rootdbspace
ROOTOFFSET 0 # Offset of root dbspace into device
(Kbytes)
ROOTSIZE 614400 # Size of root dbspace (Kbytes)
# Disk Mirroring Configuration Parameters
MIRROR 0 # Mirroring flag (Yes = 1, No = 0)
MIRRORPATH # Path for device containing mirrored root
MIRROROFFSET 0 # Offset into mirrored device (Kbytes)
# Physical Log Configuration
PHYSDBS devphydbs # Location (dbspace) of physical log
PHYSFILE 102294 # Physical log file size (Kbytes)
# Logical Log Configuration
LOGFILES 29 # Number of logical log files
LOGSIZE 10240 # Logical log size (Kbytes)
# Diagnostics
MSGPATH /apps/informix/online.dev # System message log file path
CONSOLE /dev/console # System console message path
ALARMPROGRAM /apps/informix/etc/log_full.sh # Alarm program path
TBLSPACE_STATS 1 # Maintain tblspace statistics
# System Archive Tape Device
TAPEDEV /dev/null # Tape device path
TAPEBLK 512 # Tape block size (Kbytes)
TAPESIZE 12500000 # Maximum amount of data to put on tape
(Kbytes)
# Log Archive Tape Device
LTAPEDEV /dev/null # Log tape device path
LTAPEBLK 512 # Log tape block size (Kbytes)
LTAPESIZE 12500000 # Max amount of data to put on log tape
(Kbytes)
# Optical
STAGEBLOB # Informix Dynamic Server 2000 staging area
# System Configuration
SERVERNUM 5 # Unique id corresponding to a OnLineinstance
DBSERVERNAME dev # Name of default database server
DBSERVERALIASES devtcp # List of alternate dbservernames
#NETTYPE ipcshm,2,100,cpu # Configure poll thread(s) fornettype
NETTYPE ipcshm,1,100,CPU # Configure poll thread(s) for nettype
NETTYPE soctcp,1,100,NET # 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 1 # 0 for single-processor, 1 formulti-processor
NUMCPUVPS 3 # Number of user (cpu) vps
SINGLE_CPU_VP 0 # If non-zero, limit number of cpu vps toone
NOAGE 1 # Process aging
AFF_SPROC 0 # Affinity start processor
AFF_NPROCS 0 # Affinity number of processors
# Shared Memory Parameters
LOCKS 30000 # Maximum number of locks
BUFFERS 30000 # Maximum number of shared buffers
NUMAIOVPS 6 # Number of IO vps
PHYSBUFF 128 # Physical log buffer size (Kbytes)
LOGBUFF 128 # Logical log buffer size (Kbytes)
CLEANERS 15 # Number of buffer cleaner processes
SHMBASE 0x0 # Shared memory base address
SHMVIRTSIZE 40960 # initial virtual shared memory segment size
SHMADD 8192 # Size of new shared memory segments
(Kbytes)
SHMTOTAL 0 # Total shared memory (Kbytes). 0=>unlimited
CKPTINTVL 300 # Check point interval (in sec)
LRUS 15 # Number of LRU queues
LRU_MAX_DIRTY 20 # LRU percent dirty begin cleaning limit
LRU_MIN_DIRTY 10 # LRU percent dirty end cleaning limit
LTXHWM 40 # Long transaction high water markpercentage
LTXEHWM 50 # Long transaction high water mark
(exclusive)
TXTIMEOUT 0x12c # Transaction timeout (in sec)
STACKSIZE 32 # Stack size (Kbytes)
# System Page Size
# BUFFSIZE - OnLine no longer supports this configuration parameter.
# To determine the page size used by OnLine 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 1 # Default number of online worker threads
# Data Replication Variables
DRINTERVAL 30 # DR max time between DR buffer flushes (in
sec)
DRTIMEOUT 30 # DR network timeout (in sec)
DRLOSTFOUND /apps/informix/etc/dr.lostfound # DR lost+found file path
# CDR Variables
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
(Kb
ytes)
CDR_NIFCOMPRESS 0 # Link level compression (-1 never, 0 none,9 ma
x)
# 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
RESTARTABLE_RESTORE off
BAR_PROGRESS_FREQ 0
# Informix Storage Manager variables
ISM_DATA_POOL ISMData
ISM_LOG_POOL ISMLogs
# Read Ahead Variables
RA_PAGES 32 # Number of pages to attempt to read ahead
RA_THRESHOLD 20 # Number of pages left before next group
# DBSPACETEMP:
# OnLine equivalent of DBTEMP for SE. This is the list of dbspaces
# that the OnLine SQL Engine will use to create temp tables etc.
# If specified it must be a colon separated list of dbspaces that exist
# when the OnLine 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 devtmp1dbs:devtmp2dbs:devtmp3dbs # 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 OnLine 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
OnLine)
DUMPCNT 1 # Number of shared memory or gcore dumps for
# a single user's session
FILLFACTOR 90 # Fill factor for building indexes
# method for OnLine to use when determining current time
USEOSTIME 0 # 0: use internal time(fast), 1: get timefrom O
S(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 10 # 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 isolatio