Oninit cdi / Archive
Talk to an expert →

IDS 9.49 UC2 -> UC7 PDQ changes?

Posted in 2007

Topics: Logging & Checkpoints, Platform-Specific Issues, Versions, Editions & End-of-Life

Schuran, Sven — — source: IIUG Forums & Mailing Lists

Hi, We changed from UC2 to UC7 on a Linux box with 2.4 kernel. With the same configuration, UC7 runs out of memory, but I don't know why. PDQ is enabled. When I disable PDQ everything works fine. One thing, the working sessions nearly all have threads up to 300 opened. Thanks Sven LOCKS 200000 # Maximum number of locks BUFFERS 800000 # Maximum number of shared buffers NUMAIOVPS 5 # Number of IO vps PHYSBUFF 512 # Physical log buffer size (Kbytes) LOGBUFF 64 # Logical log buffer size (Kbytes) CLEANERS 4 # Number of buffer cleaner processes#SHMBASE 0x41000000L # Shared memory base address SHMBASE 0x12000000L SHMVIRTSIZE 400000 # initial virtual shared memory segment size SHMADD 32000 # Size of new shared memory segments (Kbytes) SHMTOTAL 3000000 # Total shared memory (Kbytes). 0=>unlimited CKPTINTVL 300 # Check point interval (in sec)NOFUZZYCKPT 1 # NO FUZZY Checkpoints LRUS 4 # Number of LRU queues LRU_MAX_DIRTY 4.000000 # LRU percent dirty begin cleaning limit LRU_MIN_DIRTY 2.000000 # LRU percent dirty end cleaning limit TXTIMEOUT 0x12c # Transaction timeout (in sec) STACKSIZE 32 # Stack size (Kbytes) # Parallel Database Queries (pdq) MAX_PDQPRIORITY 100 # Maximum allowed pdqpriority DS_MAX_QUERIES 60 # Maximum number of decision support queries DS_TOTAL_MEMORY 600000 # Decision support memory (Kbytes) DS_MAX_SCANS 1048576 # Maximum number of decision support scans DATASKIP off

↪ replying to Schuran, Sven
Obnoxio The Clown — — source: IIUG Forums & Mailing Lists

Schuran, Sven said: > Hi, > > We changed from UC2 to UC7 on a Linux box with 2.4 kernel. > > With the same configuration, UC7 runs out of memory, but I don't know why. > > PDQ is enabled. When I disable PDQ everything works fine. > One thing, the working sessions nearly all have threads up to 300 opened. > > Thanks > Sven > > LOCKS 200000 # Maximum number of locks > BUFFERS 800000 # Maximum number of shared buffers > NUMAIOVPS 5 # Number of IO vps > PHYSBUFF 512 # Physical log buffer size (Kbytes) > LOGBUFF 64 # Logical log buffer size (Kbytes) > CLEANERS 4 # Number of buffer cleaner processes> #SHMBASE 0x41000000L # Shared memory base address > SHMBASE 0x12000000L > SHMVIRTSIZE 400000 # initial virtual shared memory segment size > SHMADD 32000 # Size of new shared memory segments (Kbytes) > SHMTOTAL 3000000 # Total shared memory (Kbytes). 0=>unlimited > CKPTINTVL 300 # Check point interval (in sec)> NOFUZZYCKPT 1 # NO FUZZY Checkpoints > LRUS 4 # Number of LRU queues > LRU_MAX_DIRTY 4.000000 # LRU percent dirty begin cleaning limit > LRU_MIN_DIRTY 2.000000 # LRU percent dirty end cleaning limit > TXTIMEOUT 0x12c # Transaction timeout (in sec) > STACKSIZE 32 # Stack size (Kbytes) I don't know about the rest, but 32K is far too small a stack size. > # Parallel Database Queries (pdq) > MAX_PDQPRIORITY 100 # Maximum allowed pdqpriority > DS_MAX_QUERIES 60 # Maximum number of decision support queries > DS_TOTAL_MEMORY 600000 # Decision support memory (Kbytes) > DS_MAX_SCANS 1048576 # Maximum number of decision support scans > DATASKIP off> > > ******************************************************************************* > Forum Note: Use "Reply" to post a response in the discussion forum. > > > -- > This message has been scanned for viruses and > dangerous content by OpenProtect(http://www.openprotect.com), and is > believed to be clean. > -- Bye now, Obnoxio "I'm astonished anyone pays real money for this crap." -- Cosmo -- This message has been scanned for viruses and dangerous content by OpenProtect(http://www.openprotect.com), and is believed to be clean.

↪ replying to Schuran, Sven
Amitava Chakraborty — — source: IIUG Forums & Mailing Lists

Sven, Please try this by changing : SHMVIRTSIZE 1200000 And let me know ....... Also please provide me the onstat -m output also ... Thanks, Amitava "Schuran, Sven" <sschuran@maske.d e> To Sent by: ids@iiug.org ids-bounces@iiug. cc org Subject IDS 9.49 UC2 -> UC7 PDQ changes? 26/02/2007 19:16 [8505] Please respond to ids@iiug.org Hi, We changed from UC2 to UC7 on a Linux box with 2.4 kernel. With the same configuration, UC7 runs out of memory, but I don't know why. PDQ is enabled. When I disable PDQ everything works fine. One thing, the working sessions nearly all have threads up to 300 opened. Thanks Sven LOCKS 200000 # Maximum number of locks BUFFERS 800000 # Maximum number of shared buffers NUMAIOVPS 5 # Number of IO vps PHYSBUFF 512 # Physical log buffer size (Kbytes) LOGBUFF 64 # Logical log buffer size (Kbytes) CLEANERS 4 # Number of buffer cleaner processes#SHMBASE 0x41000000L # Shared memory base address SHMBASE 0x12000000L SHMVIRTSIZE 400000 # initial virtual shared memory segment size SHMADD 32000 # Size of new shared memory segments (Kbytes) SHMTOTAL 3000000 # Total shared memory (Kbytes). 0=>unlimited CKPTINTVL 300 # Check point interval (in sec)NOFUZZYCKPT 1 # NO FUZZY Checkpoints LRUS 4 # Number of LRU queues LRU_MAX_DIRTY 4.000000 # LRU percent dirty begin cleaning limit LRU_MIN_DIRTY 2.000000 # LRU percent dirty end cleaning limit TXTIMEOUT 0x12c # Transaction timeout (in sec) STACKSIZE 32 # Stack size (Kbytes) # Parallel Database Queries (pdq) MAX_PDQPRIORITY 100 # Maximum allowed pdqpriority DS_MAX_QUERIES 60 # Maximum number of decision support queries DS_TOTAL_MEMORY 600000 # Decision support memory (Kbytes) DS_MAX_SCANS 1048576 # Maximum number of decision support scans DATASKIP off ******************************************************************************* Forum Note: Use "Reply" to post a response in the discussion forum.

Related threads

Glossary