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jvp,num=1$INFORMIXIDR/extend/krakatoa/jre/
$INFORMIXIDR/extend/krakatoa
$INFORMIXDIR/jvp.log1.5$INFORMIXDIR/extend/krakatoa/.jvpprops (platform-specific value)
(platform-specific value)verbose:jni $INFORMIXDIR/extend/krakatoa /krakatoa_g.jar:$INFORMIXDIR/extend /krakatoa/jdbc_g.jar $INFORMIXDIR/extend/krakatoa /krakatoa.jar:$INFORMIXDIR/extend /krakatoa/jdbc.jar
#VPCLASS 11
JVPJAVAHOME 11
JVPHOME11
JVPLOGFILE 11
#JDKVERSION 11
JVPPROPFILE11
JVPJAVALIB 11
JVPJAVAVM 11
#JVPARGS11
#JVPCLASSPATH11
JVPCLASSPATH11
# Initial number of JVPs.# JDK installation rootdirectory.# Krakatoa installation directory.# JVP log file.
# JVP property file.# JRE libraries path fromJVPJAVAHOME.
# Set Java VM options.# Classpath to use at Java™ VM start-up.# Classpath to use a Java VM start-up.
Quick Reference:Configuration Parametersin the onconfig.std FileIBM® Informix® Dynamic ServerVersion 11.50.xC6SC23-9833-01Default settings
Send comments about this card or suggestionsfor additional quick reference topics [email protected]. Put "QRC" in the subjectof the note.
Assess the usability and consumability of IDS bytaking this survey: www.ibm.com/software/data/info/consumability-survey/
OPTCOMPINDDIRECTIVESEXT_DIRECTIVES 11
OPT_GOALIFX_FOLDVIEW 10
AUTO_REPREPARE 11
EXPLAIN_STAT 11
# SQLTRACE 11
210-1011
level=low,ntraces=1000,size=2,mode=global
# Always use cost as the query plan criterion.# Enable optimizer directives.# Disable external directives. # Optimize for all rows that the query returns.# No view folding in join or UNION ALL queries.# Automatically reoptimize after DDL.# Write query statistics to a file.
Optimizer Plans, Directives, and SQL Tracing
# DBCREATE_PERMISSION# DB_LIBRARY_PATH 11
IFX_EXTEND_ROLE 10
SECURITY_LOCALCONNECTION 11
UNSECURE_ONSTAT 11
ADMIN_MODE_USERS 11
ADMIN_USER_MODE_WITH_DBSA 11
SSL_KEYSTORE_LABEL 11
Security
informix # If unset, no restrictions.
# Shared objects.#Enables EXTEND role restrictions.# No security checking for local connections.
# Can be set to relax onstat -g restrictions.# Can specify administration mode users.# Can allow administration mode connections for users.#Label of IDS certificate in SSL protocol.
PLCY_HASHSIZE 11
PLCY_POOLSIZE 11
USRC_HASHSIZE 11
USRC_POOLSIZE 11
3112731127
# 31 hash buckets in security cache.# Up to 127 entries in each bucket.# 31 buckets in credential cache.# Up to 127 entries in each bucket.
Label-Based Access Control
Optical Storage Subsystem
STAGEBLOBOPCACHEMAX
# Set this to the OSS staging area name.# Disables OSS memory cache.
High Availability and Enterprise Replication Security
ENCRYPT_HDR 11
ENCRYPY_SMX 11
ENCRYPT_CDR 11
ENCRYPT_CIPHERS 11
ENCRYPT_MAC 11
ENCRYPT_MACFILE 11
ENCRYPT_SWITCH 11
0
0
# Can enable HDR encryption.# Can set SDS and RSS encryption.# Disables ER encryption. # Ciphers and encryption modes.# Message authentication code (MAC).# Can list paths of MAC key files.# Can set key renegotiation frequency.
CDR_EVALTHREADS
CDR_DSLOCKWAIT
CDR_QUEUEMEMCDR_NIFCOMPRESSCDR_SERIALCDR_DBSPACE 9
CDR_QHDR_DBSPACECDR_QDATA_SBSPACE 9
CDR_MAX_DYNAMIC_LOGS 9
CDR_SUPPRESS_ATSRISWARN 11
# One evaluator and two other threads per CPU VP.# 5 second Datasync wait for database locks.# Up to 4096 KB queue memory.# No link level compression.# Allow duplicate serial keys. # The dbspace for syscdr database.# TX record headers location.# Sbspace list for TX row data.# No dynamic logs. # Datasync codes to suppress.
1,2
5
409600
0
Other Enterprise Replication Features
High Availability Clusters
DRAUTODRINTERVALDRTIMEOUTHA_ALIAS 11
DRLOSTFOUND 11
DRIDXAUTO 11
LOG_INDEX_BUILDS 11
SDS_ENABLE 11
# Disables automatic switchover.# Flush HDR buffer every 30 seconds.# HDR network timeout is 30 seconds.# Server name (for HDR, SDS, and RSS).
# No automatic HDR index repair.# No index page logging.# Can enable (1) or disable (0) SDS server.
03030
$INFORMIXDIR/etc/dr.lostfound0
SDS_TIMEOUT 11
SDS_TEMPDBS 11
SDS_PAGING 11
UPDATABLE_SECONDARY 11
FAILOVER_CALLBACK 11
TEMPTAB_NOLOG 11
DELAY_APPLY11
STOP_APPLY11
LOG_STAGING_DIR11
20
0
000
# Seconds to mark a secondary down. # List of up to 16 temporary SDS dbspaces.# 2 comma-separated buffer-paging file paths.# 2 comma-separated buffer-paging file paths.# Can set failover callback program.# Set to 1 to disable logging on temp tables.# Delay factor for RSS servers.# Halts the apply on an RSS server.# Directory to stage log files.
Logical Recovery Threads
OFF_RECVRY_THREADSON_RECVRY_THREADS
101
# Ten threads for cold restore or fast recovery.# Warm restore worker thread.
Diagnostic Dump Features
DUMPDIR 11
DUMPSHMEMDUMPGCOREDUMPCOREDUMPCNT
# Directory for AF diagnostics.# Dump a copy of all shared memory.# No dumping of a core image using gcore.# Prevents dumping of a core image.# Only one memory or core dump per session.
$INFORMIXDIR/tmp1001
Alarm Program Feature
ALARMPROGRAM 11
ALRM_ALL_EVENTS 10
STORAGE_FULL_ALARM 11
SYSALARMPROGRAM 11
RAS_PLOG_SPEEDRAS_LLOG_SPEED
00
00
QSTATSWSTATS
# Do not change; auto updated.# Do not change; auto updated.
# Disables queue statistics collection.# Disables wait statistics collection.
# Noteworthy events trigger ALARMPROGRAM.# Storage full alarms of severity 3 and higher can only be raised every 600 seconds.
$INFORMIXDIR/etc/alarmprogram.sh 0600,3
$INFORMIXDIR/etc/evidence.sh.
BUFFERPOOL 11
BUFFERPOOL 11
BUFFERPOOL 11
BUFFERPOOL 11
AUTO_LRU_TUNING 11
# These two BUFFERPOOL settings are for 2KB default page size:
# These BUFFERPOOL setting are for a 4KB default page size:
default,buffers=10000,lrus=8,lru_min_dirty=50.00,lru_max_dirty=60.50size=2k,buffers=50000,lrus=8,lru_min_dirty=50,lru_max_dirty=60
default,buffers=10000,lrus=8,lru_min_dirty=50.00,lru_max_dirty=60.50size=4k,buffers=10000,lrus=8,lru_min_dirty=50,lru_max_dirty=60
1 # LRUs are automatically tuned.
Technical Support Parameters
Queue and Wait Statistics
Java Configuration
Buffer-Pool Configuration and LRU Tuning
Scan
RA_PAGES 11
RA_THRESHOLD 11
BATCHEDREAD_TABLE 11
64160
# Sequential scans, read 64 disk pages ahead.# Read next group when 16 pages remain.# Control light scans.
© Copyright IBM Corporation 2009, 2010
IBM Informix Dynamic Server Configuration Parameters in the 11.50 onconfig.std File
Root Dbspace Configuration
ROOTNAMEROOTPATH 11
ROOTOFFSETROOTSIZE 11
rootdbs$INFORMIXDIR/tmp/demo_on.rootdbs # UNIX® only.
0200000
# Path for device containing root dbspace.
# No default on Windows®#Offset into device of root dbspace (KB).# Size of root dbspace (KB).
Disk Mirroring Configuration
If settings are commented out in the file, you must delete the leading comment (#) symbol for that value to take effect. The values shown are defaults.
For details of valid settings for most of these parameters, see the IBM Informix Dynamic Server Administrator's Guide.
MIRRORMIRRORPATH 11
MIRROROFFSET
0$INFORMIXDIR/tmp/demo_on.root_mirror # UNIX
0
# Disable mirroring.
# No default on Windows.#Offset into mirrored device (KB).
Physical Log Configuration
PHYSFILE 11
PLOG_OVERFLOW_PATH 11
PHYSBUFF 11
50000$INFORMIXDIR/tmp128
# Maximum physical log file size (KB).
# Size of the 2 physical log buffers (KB).
Logical Log Configuration
LOGFILESLOGSIZE 11
DYNAMIC_LOGSLOGBUFF 11
610000264
# Number of logical log files.# Logical log size (KB).# Add logical log files dynamically.# Size of the logical log buffer (KB).
Long Transaction Rollback
LTXHWM
LTXEHWM
70
80
# Percentage of available log space filled that triggers a check for a long transaction.# Percentage of filled log space filled that gives a transaction in rollback exclusive access to the logical log.
Server Message File Configuration
CONSOLE 11
MSGPATH 11
$INFORMIXDIR/tmp/online.cononline.con$INFORMIXDIR/tmp/online.logonline.log
# Console message file (UNIX).# Console message file (Windows).# Message log file (UNIX).# Message log file (Windows).
Tblspace tblspace in Root Dbspace
TBLTBLFIRST 10
TBLTBLNEXT 10
TBLSPACE_STATS
001
# Automatically manage first extent size.# Automatically manage next extent size.# Maintain tblspace statistics.
Temporary and Permanent Dbspaces and Sbspaces
DBSPACETEMPSBSPACETEMP 11
SBSPACENAME
SYSSBSPACENAMEONDBSPACEDOWN 2
# Default temporary dbspace.# Default temporary sbspace. # Default sbspace for operations on smart large objects.# Sbspace for collecting system statistics.# If a primary chunk in a noncritical dbspace is disabled, IDS logs its status and waits for user input.
Server Instance Identifiers
SERVERNUMDBSERVERNAMEDBSERVERALIASES 9
0 # Unique ID of the IDS instance.# Name of the default database server.# List of alternate database server names.
Network Configuration
NETTYPE11
LISTEN_TIMEOUT 11
MAX_INCOMPLETE_CONNECTIONS11
FASTPOLL11
ipcshm,1,50,CPU60 10241
# For UNIX; No Windows default.# Seconds to wait for a client connection.
# Fast polling is enabled
CPU and Virtual Processors
MULTIPROCESSORVP_MEMORY_CACHE_KB 10
SINGLE_CPU_VPVPCLASS11
000
# Single-processor.# No virtual-processor memory cache.# Multiple CPU virtual processors.# 1 CPU VP created.
AIO and Buffer Cleaners
#VPCLASS 11
CLEANERS 11
AUTO_AIOVPS 11
DIRECT_IO 11
aio,num=1810
# Suggested value, uncomment to use.# Eight buffer cleaner processes.# Automatically add AIO VPs as needed.# Do not use direct IO of cooked files (UNIX).
Locking and Read-Ahead
LOCKS 11
DEF_TABLE_LOCKMODE 1120000page
# Lock table initially has 20000 rows.# Use page-level locking granularity.
Shared Memory
RESIDENTSHMBASESHMVIRTSIZE11
SHMADDEXTSHMADD
SHMTOTAL
SHMVIRT_ALLOCSEG11
SHMNOACCESS 11
0(platform dependent)32656
8192 8192
0
0,3
0x70000000-0x7FFFFFFF
# No forced residency.# Shared memory base address.# Initial virtual shared memory segment size.# New shared memory segment size (KB).# New extension shared memory segment size.# Total size of shared memory is not limited. # No automatic addition; alarm level = 3.# No inaccessible range (UNIX).# Inaccessible range (Windows).
Checkpoints and System Block
CKPTINTVLAUTO_CKPTS 11
RTO_SERVER_RESTART 11
BLOCKTIMEOUT
300103600
# Seconds between checks for long transactions.# Enables automatic checkpoints. # No recovery time objective.# Seconds allowed for a system block.
Distributed Transactions
TXTIMEOUTDEADLOCK_TIMEOUTHETERO_COMMIT
300600
# Participant recovery begins after 5-minute wait.# Seconds for distributed query to wait on locks.# No heterogeneous commit with Gateway.
Tape Device for Backups and for Logical Logs
TAPEDEV
TAPEBLK 11
TAPESIZE 11
LTAPEDEV 11
LTAPEBLK 9
LTAPESIZE 9
/dev/tapedev\\.\TAPEO32160
# Tape device path (UNIX).# Tape device path (Windows).# Tape block size in KB (2 KB page size).# Tape block size in KB (4 KB page size).# No limit is specified for data capacity.
Backup and Restore
BAR_ACT_LOG 11
BAR_DEBUG_LOG 11
BAR_DEBUG 11
BAR_MAX_BACKUPBAR_RETRYBAR_NB_XPORT_COUNTBAR_XFER_BUF_SIZE
RESTARTABLE_RESTOREBAR_PROGRESS_FREQBAR_BSALIB_PATH 11
BACKUP_FILTER 11
RESTORE_FILTER 11
BAR_PERFORMANCE 11
$INFORMIXDIR/tmp/bar_act.log$INFORMIXDIR/tmp/bar_dbug.log
# Activity log file.# Debug file.
001203115ON0
0
# Display no debugging information. # Unlimited parallel threads for onbar commands.# Retry failed onbar commands only once.# Each onbar_d process has 20 buffers.# Transfer buffer size (2 KB page size).# Transfer buffer size (4 KB page size).# Enables restartable restore.# No messsages to onbar activity log.# No onbar and storage manager shared library path. # No path to a file containing an onbar backup filter. # No path to a file containing an onbar restore filter.# No performance statistics printed.
Informix Storage Manager
ISM_DATA_POOLISM_LOG_POOL
ISMDataISMLogs
# Volume pool for backing up storage spaces.# Volume pool for backing up logical logs.
Data Dictionary, Data Distribution, and UDR Caches
DD_HASHSIZE 11
DD_HASHMAX 11
DS_HASHSIZE 11
DS_POOLSIZE 11
PC_HASHSIZE 11
PC_POOLSIZE 11
31103112731127
# 31 hash buckets or lists in dictionary cache. # Up to 10 tables in each hash bucket.# 31 data distribution pools. # Up to 127 entries in data distribution cache.# 31 user-defined routine pools.# Up to 127 entries in the UDR cache.
SQL Statement Cache
STMT_CACHE 11
STMT_CACHE_HITS 11
STMT_CACHE_SIZE 11
STMT_CACHE_NOLIMIT 11
STMT_CACHE_NUMPOOL 11
0051201
# Disables statement cache.# All statements are cached on first use.# Statement cache size (KB).# Limit is STMT_CACHE_SIZE.# One pool in statement cache.
Operating System and Session Features
USEOSTIMESTACKSIZEALLOW_NEWLINEUSELASTCOMMITTED11
EILSEQ_COMPAT_MODE
000NONE0
# Use DATETIME precision of 1 second.# Use the value from the routine modifier.# No newline characters in quoted strings.# Wait on locks in any isolation level.# Enables Error Message -202.
Index Features
FILLFACTORMAX_FILL_DATA_PAGES 11
BTSCANNER 11
ONLIDX_MAXMEM 10
900num=1,threshold=5000,rangesize=-1,alice=6, compression = default5120
# Use 90% fill factor in building new indexes.# Partially fill variable-length row pages.
# Up to 5120KB of memory per index.
Parallel Database Queries (PDQ)
MAX_PDQPRIORITYDS_MAX_QUERIESDS_TOTAL_MEMORY DS_MAX_SCANS
DS_NONPDQ_QUERY_MEM 10
DATASKIP
100
1048576
128
# All resources are available for PDQ.# No maximum concurrent PDQ# No decision support memory size. # Max concurrent decision-support scans.# 128KB of non PDQ query memory.# List of dbspaces to skip is empty.
Superscripts indicate the last IDS release (version 9, 10, or 11) that the parameter value was updated in onconfig.std or the parameter was added to onconfig.std, whichever was more recent.
/dev/tapedevNUL 32160
# Tape device path (UNIX).# Tape device path (Windows).# Log tape block size in KB (2 KB page size).# Log tape block size in KB (4 KB page size).# No limit is specified for data capacity.
cpu,num=1,noage
Conversion Guard
CONVERSION_GUARD 11
RESTORE_POINT_DIR 11 1$INFORMIXDIR/tmp
# Control conversion guard errors.# Directory for conversion guard files.