IDS Forum

ONCONFIG comments

Posted By: Bono Vox
Date: Tuesday, 10 May 2005, at 3:00 a.m.

Hi:
Let me begin by saying thanks to all of the frequent posters to this group.
I wanted to offer my config for comments.
thanks

============================================================
Hola:
Muchas gracias por el tiempo y su ayuda. Estoy dejando mi archivo
ONCONFIG para poder recibir comentarios que me permitar optimizar la
performance del motor.

gracias

============================================================
HP-UX 11.11 (64 bits)
4 CPU's
12 GB Memory
Array VA7400
Informix 7.31 FD8
============================================================

ONCONFIG
=======

# Root Dbspace Configuration

ROOTNAME rootdbs # Root dbspace name
ROOTPATH /dev/informix/nazcasysch01 # Path for device containing
root dbspace
ROOTOFFSET 0 # Offset of root
dbspace into device (Kbytes)
ROOTSIZE 204800 # Size of root dbspace
(Kbytes)

# Disk Mirroring Configuration Parameters

MIRROR 1 # Mirroring flag (Yes = 1, No = 0)
MIRRORPATH # Path for device containing mirrored root
MIRROROFFSET 0 # Offset into mirrored device (Kbytes)

# Physical Log Configuration

PHYSDBS phydbs # Location (dbspace) of physical log
PHYSFILE 64000 # Physical log file size (Kbytes)

# Logical Log Configuration

LOGFILES 80 # Number of logical log files
LOGSIZE 32768 # Logical log size (Kbytes)

# Diagnostics

MSGPATH /usr/informix/log/nazca.log # System message log
file path
CONSOLE /usr/informix/log/nazca.msg # System console
message path
ALARMPROGRAM /usr/informix/etc/eventos_nazca.sh # Alarm program path
SYSALARMPROGRAM /usr/informix/etc/evidence.sh # System Alarm
program path
TBLSPACE_STATS 1

# System Archive Tape Device

TAPEDEV /dev/rmt/2m # Tape device path
#TAPEDEV /dev/rmt/2m # Tape device path
TAPEBLK 4000 # Tape block size (Kbytes)
TAPESIZE 40000000 # Maximum amount of data to put
on tape (Kbytes)

# Log Archive Tape Device

LTAPEDEV /dev/rmt/2m # Log tape device path
#LTAPEDEV /dev/rmt/2m # Log tape device path
LTAPEBLK 4000 # Log tape block size (Kbytes)
LTAPESIZE 40000000 # Max amount of data to put on log tape
(Kbytes)

# Optical

STAGEBLOB # Informix Dynamic Server/Optical staging
area

# System Configuration

SERVERNUM 1 # Unique id corresponding to a
Dynamic Server instance
DBSERVERNAME nazca_shm # Name of default database server
DBSERVERALIASES nazca_tcp # List of alternate dbservernames
NETTYPE ipcshm,3,250,CPU # Configure poll thread(s) for nettype
NETTYPE soctcp,3,250,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 1 # 0 for single-processor, 1 for
multi-processor
NUMCPUVPS 3 # 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 1024000 # Maximum number of locks
BUFFERS 850000 # Maximum number of shared buffers
NUMAIOVPS 1 # Number of IO vps
PHYSBUFF 512 # Physical log buffer size (Kbytes)
LOGBUFF 512 # Logical log buffer size (Kbytes)
LOGSMAX 100 # Maximum number of logical log files
CLEANERS 64 # Number of buffer cleaner processes
SHMBASE 0x0 # Shared memory base address
SHMVIRTSIZE 393216 # initial virtual shared memory segment size
SHMADD 131072 # Size of new shared memory segments
(Kbytes)
SHMTOTAL 0 # Total shared memory (Kbytes). 0=>unlimited
CKPTINTVL 300 # Check point interval (in sec)
LRUS 64 # Number of LRU queues
LRU_MAX_DIRTY 10 # 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)
TXTIMEOUT 0x12c # Transaction timeout (in sec)
STACKSIZE 128 # 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 /usr/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)
CDR_LOGDELTA 30 # % of log space allowed in queue memory
CDR_NUMCONNECT 16 # Expected connections per server
CDR_NIFRETRY 300 # Connection retry (seconds)
CDR_NIFCOMPRESS 0 # Link level compression (-1 never, 0 none,
9 max)

# Backup/Restore variables
BAR_ACT_LOG /usr/informix/log/bar_act_nazca.log
BAR_MAX_BACKUP 0
BAR_RETRY 1
BAR_NB_XPORT_COUNT 10
BAR_XFER_BUF_SIZE 31
# BAR_DEBUG 9
BAR_DEBUG_LOG /usr/informix/log/bar_debug.log

# 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 read ahead
RA_THRESHOLD 30 # 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 temporal1,temporl2 # 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 0 # 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 80 # Maximum allowed pdqpriority
DS_MAX_QUERIES 20 # Maximum number of decision support queries
DS_TOTAL_MEMORY 102400 # 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 0 # Dbspace down option: 0 = CONTINUE, 1 =
ABORT, 2 = WAIT
LBU_PRESERVE 1 # 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

# Optimization goal: -1 = ALL_ROWS(Default), 0 = FIRST_ROWS
OPT_GOAL -1

# Optimizer DIRECTIVES ON (1/Default) or OFF (0)
DIRECTIVES 1

# Status of restartable restore
RESTARTABLE_RESTORE on
BAR_BSALIB_PATH /opt/omni/lib/libob2informix_64bit.sl
#-- Parametros no documentados
#-- Diccionario cache y stored procedures
DD_HASHMAX 20
DD_HASHSIZE 503
DS_POOLSIZE 503
PC_POOLSIZE 503

Messages In This Thread

• ONCONFIG comments
  Bono Vox -- Tuesday, 10 May 2005, at 3:00 a.m.
  • Re: ONCONFIG comments
    Jack Parker -- Tuesday, 10 May 2005, at 6:34 a.m.
  • Re: ONCONFIG comments
    Jack Parker -- Wednesday, 11 May 2005, at 5:35 a.m.
  • Re: ONCONFIG comments
    Jack Parker -- Wednesday, 11 May 2005, at 5:55 a.m.

IDS Forum is maintained by Administrator with WebBBS 5.12.