Comment on Oracle 11g: Reading alert log via SQL by Read rdbms and listener...
[...] A documented method consists in using adrci (ADR command interpreter) but I wanted an easier method, so I searched on the net and found this thread in Tanel Poder’s Blog...
View ArticleComment on Dropping and creating tables in read only tablespaces?! by Praveen N
Thanks for the post . I have a question about sharing tablespaces using transportable TS :- I share same read-only tablespace (same data files) between two different databases . When I drop a table...
View ArticleComment on Performance Stories from Exadata Migrations by Som Shekhar
Hi, Very nice and informative presentation. Well i have not worked on Oracle Exadata, but gathering what all is available on net and trying to compare with the NoSQL data bases like Cassandra, HBASE,...
View ArticleComment on Good blogs to read by AWR Generator on demand for Many Node...
[...] Node Cluster Filed under: Basics, Performance, RAC — coskan @ 11:34 am Since I got turbo boost (over 1000 hits a day-wooow) from Tanel Poder the Great, better I write something to deserve the [...]
View ArticleComment on Oracle 11g internals part 1: Automatic Memory Management by gk
When we set a value for PGA_AGGREGATE_TARGET parameter, oracle can use more OS memory for PGA than what we set in PGA_AGGREGATE_TARGET when it is required, with 11g AMM does this work same way? Can...
View ArticleComment on What the heck is the SQL Execution ID – SQL_EXEC_ID? by Ganesh
Tanel, ” but basically what it shows is that the SQL_EXEC_ID consists of the query coordinator’s instance_id value and the execution number for a SQL_ID in the instance where the query coordinator...
View ArticleComment on Advanced Oracle Troubleshooting Guide, Part 5: Sampling V$ stuff...
Tanel, I get the following error message when I run it on Solaris. Any idea? It works fine on Linux or AIX. SQL> @snapper ash 5 1 ALL Sampling SID ALL with interval 5 seconds, taking 1 snapshots… –...
View ArticleComment on Training & Seminars by vikram sharma
Tanel, Do we have any dates for online trg (Advanced Oracle Troubleshooting v2.0 Part 1 & part 2) after 2nd dec. I am planning to take both , but need to get budget approved from my company for...
View ArticleComment on ORA-04031 errors and monitoring shared pool subpool memory...
[...] ORA-04031 errors and monitoring shared pool subpool memory utilization with sgastatx.sql [...]
View ArticleComment on Finding the reasons for excessive logical IOs by Dynamic tracing...
[...] The tool can be especially helpful in 11g because x$kcbsw (x$kcbuwhy in 11g) is not populated properly there. Note: Examples of using view x$kcbsw: – Investigating Logical I/O by Jonathan Lewis –...
View ArticleComment on Advanced RAC Training by Oracle RAC expert Riyaj Shamsudeen by...
I have seen your awareness about this theme when you post it and it really gives an informational message to us readers. I am hoping that you will continue writing this kind of blog. Thanks for sharing...
View ArticleComment on My UKOUG 2011 appearances by goryszewskig
Tanel, are You planning to share presentation slides ? Regards GregG
View ArticleComment on Transportable tablespaces and ROWID uniqueness by pafke
Does someone know a way to duplicate a database and keeping the original rowid ?
View ArticleComment on Oracle 11g internals part 1: Automatic Memory Management by Rafi
Good post.With very nice explanation… Best regards, Rafi.
View ArticleComment on Advanced Oracle Troubleshooting Guide, Part 8: Even more detailed...
Hi Tanel we have plsql code calling java which is stored in database. i see the plsql code many times waiting on latches such as library cache pin or ‘latch: row cache objects’ I tried LatchProf but...
View ArticleComment on How to CANCEL a query running in another session? by Mladen Gogala
I had no luck on 11.2.0.3 on Linux: 1 begin 2 dbms_resource_manager.switch_consumer_group_for_sess( 3 27,25,’CANCEL_SQL’); 4* end; SQL> / begin * ERROR at line 1: ORA-29366: invalid CONSUMER_GROUP...
View ArticleComment on What the heck is the SQL Execution ID – SQL_EXEC_ID? by Paul Janda
Very interesting. I wonder what it’s used for and why it was exposed to v$ views. I’ve troubleshot lots of problems involving spinning processes, unexpected loops, bad sql plans, etc. In those...
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