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shr1.sql for MTS or Shared server configuration

Posted on 27-Sep-2006 By Admin No Comments on shr1.sql for MTS or Shared server configuration

set lines 120 pages 200 select status, count(1) from v$shared_server group by status; select * from v$shared_server_monitor; select dispatcher, count(1) from v$circuit group by dispatcher; select * from v$sgastat where name like ‘%free memory%’;

Oracle, SQL scripts

sess1.sql

Posted on 27-Sep-2006 By Admin No Comments on sess1.sql

column osuser format a10 column username format a30 column machine format a30 column program format a40 column sid format 99999999 column serial# format 99999999 column TOT format 999999 heading “Total Sessions” break on report compute sum of TOT on report set lines 141 set pages 500 select machine, osuser, username, count(1) “TOT” from v$session group…

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Oracle, SQL scripts

currwait.sql

Posted on 27-Sep-2006 By Admin No Comments on currwait.sql

set lines 120 pages 200 column event format a30 column object_type format a14 column object_name format a30 column owner format a10 column sql_text format a120 accept event_name prompt ‘Enter fraction of event to trace : ‘ select distinct a.event, s.sql_id, s.sql_text, s.executions from v$session a, v$sqlarea s where s.sql_id = a.sql_id and lower(a.event) like lower(‘%&event_name%’)…

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Oracle, SQL scripts

Vivek’s egrep commands to trace problem. (on linux x86-64)

Posted on 13-Sep-2006 By Admin No Comments on Vivek’s egrep commands to trace problem. (on linux x86-64)

dbaltxprod51->WEBP18F@(/oracle/app/oracle/admin/WEBP18F/bdump/BACKUP)egrep -i “INSERT” /tmp/v1aa|awk -F”trc” ‘{print $2}’|sort |uniq -c dbaltxprod51->WEBP18F@(/oracle/app/oracle/admin/WEBP18F/bdump/BACKUP)egrep -i “Select” /tmp/v1aa|awk -F””trc ‘{print $2}’|sort |uniq -c|sort -nr dbaltxprod51->WEBP18F@(/oracle/app/oracle/admin/WEBP18F/bdump/BACKUP)egrep -i “Select” /tmp/v1aa|awk -F”:” ‘{print $2}’|sort |uniq -c|sort -nr dbaltxprod51->WEBP18F@(/oracle/app/oracle/admin/WEBP18F/bdump/BACKUP)egrep -i “Select” /tmp/v1aa|awk ‘{print $2}’|more|sort |uniq -c dbaltxprod51->WEBP18F@(/oracle/app/oracle/admin/WEBP18F/bdump/BACKUP)egrep -i “Delete” /tmp/v1aa|awk ‘{print $2}’|more|sort |uniq -c dbaltxprod51->WEBP18F@(/oracle/app/oracle/admin/WEBP18F/bdump/BACKUP)egrep -i “Update” /tmp/v1aa|awk ‘{print $2}’|more|sort |uniq -c dbaltxprod51->WEBP18F@(/oracle/app/oracle/admin/WEBP18F/bdump/BACKUP) dbaltxprod51->WEBP18F@(/oracle/app/oracle/admin/WEBP18F/bdump/BACKUP)egrep…

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Linux/Unix, shell

mutex in Oracle 10.2.0.2 or Oracle 10g

Posted on 13-Sep-2006 By Admin No Comments on mutex in Oracle 10.2.0.2 or Oracle 10g

######### # _kks_use_mutex_pin # # Enables use of more efficient mutex mechanism for # implementing library cache pins. # ######### _kks_use_mutex_pin=TRUE Apparently, Oracle is migrating some of its serialization protection from latches to mutexes. For example, the structures previously protected by the Library Cache Pin latch are now protected by a mutex and evidenced by…

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Oracle, SQL scripts

tuning commmand for cpu, ip and memory stats

Posted on 12-Sep-2006 By Admin No Comments on tuning commmand for cpu, ip and memory stats

SQL> !mpstat Linux 2.6.9-34.ELsmp (dbaltxprod51) 09/12/2006 05:45:41 PM CPU %user %nice %system %iowait %irq %soft %idle intr/s 05:45:41 PM all 1.34 0.00 4.17 0.47 0.02 0.11 93.89 1413.67 SQL> !vmstat procs ———–memory———- —swap– —–io—- –system– —-cpu—- r b swpd free buff cache si so bi bo in cs us sy id wa 7 0 86476…

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Linux/Unix, shell

oracle 10g on linux

Posted on 12-Sep-2006 By Admin No Comments on oracle 10g on linux

http://www.dbspecialists.com/presentations/oracle10glinux.html

Linux/Unix, shell

Linux CPU info.

Posted on 12-Sep-2006 By Admin No Comments on Linux CPU info.

The following commands can be used to identify the processor architecture on your database server: $ uname -m $ grep “model name” /proc/cpuinfo

Linux/Unix, shell

ipcs -l

Posted on 12-Sep-2006 By Admin No Comments on ipcs -l

dbaltxprod51->WEBP18F@(/home/oracle/paresh)ipcs -l —— Shared Memory Limits ——– max number of segments = 4096 max seg size (kbytes) = 4002706 max total shared memory (kbytes) = 8388608 min seg size (bytes) = 1 —— Semaphore Limits ——– max number of arrays = 128 max semaphores per array = 250 max semaphores system wide = 32000 max…

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Linux/Unix, shell

Renaming Global Name GLOBAL_NAME

Posted on 06-Sep-2006 By Admin No Comments on Renaming Global Name GLOBAL_NAME

Problem: ——– I cannot create a db_link on my database that does not have the fuly qualified domain.name. eg. if I create a db_link called fred as follows: create database link fred connect to ITU604SP4B identified by using ‘sup9206_hippo’ a link called fred.intec.co.za is created, I just want fred. I have set global_names= FALSE db_domain=””…

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Oracle, SQL scripts

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