Fixing a problem with the asm spfile preventing rac 12c from. I check, and the default file name it used is initatsm. Lets assume you made a change to the asm server parameter file that causes an issue. In 12c we also have one spfile which store information for the initialization parameters, its global for the entire cdb. Let us we discuss pfile or spfile recovery technique without using rman or any kind of backup. The parsing software supports a namevalue syntax to enable the. It dont give guarantee for any production database. However, we are provided a virtual filesystem by azure, its called blobfuse. Fixing a problem with the asm spfile preventing rac 12c. The parameter settings used to start the instance can be located from the alert. Ora 00301, ora17502, ora 15005 name is already used by an existing alias errors. Initialization parameters for pdbs ivica arsovs blog. How to move ocr, voting disk file, asm spile to a new. A spfile, server parameter file, is a server managed binary file that oracle uses to hold persistent initialization parameters.
Many people leave it set thinking oracle is saying it is a good idea or best practice to have it set. It is an open source project developed to provide a virtual filesystem backed by the azure blob storage. Server parameter files are binary files that exist only on the server and are called from client locations to start up the database. Converting the spfile to a pfile, editing the pfile and reconverting the corrected pfile to the spfile made oracle happy and me too. The shared server architecture uses a dispatcher process to direct client connections to a common request queue. If you want to make it permanent, change the value in init. I am trying to duplicate production instance into another server. Ora00102, network protocol string cannot be used by dispatchers. Using parameter settings in serverside spfile coracle. Change the name of the controlfile in pfile or spfile with simple.
You can use the oracle enterprise manager database control to view the location of the server parameter file and list all of the initialization parameters, as follows. An idle shared server process from a shared pool of server processes picks up a request from the common queue this approach enables a small pool of server processes to serve a large number of clients. An spfile uses the same formatting for its file name as the pfile, except the word spfile replaces init. I changed a parameter in such a bad way, that oracle did not start anymore. But if i look at the two files theres a lot of difference. The following is an example of how to move your spfile from asm to your file system or vice versa. Single client access name scan this test verifies the single client access name configuration. Its good to have a text file backup of your spfile, since you cant directly edit the spfile you can only change it when the database is mounted. It merely came to existence just to serve as a warning. Operation failed on nodes on aix how to change parameters that must have identical settings on all instances in rac environment. In rac with asm the spfile is placed in the asm shared location maintained by asm so all instances can access it. Oracle database error messages1 just solve the file format.
Rman backup failed ora 19504 failed to create file and ora17502 ksfdcre. Try something like this so you can actually post what is really there and not type it. These entries can be used to created a valid spfile. How to recreate asm spfile after dropping the associated. A significant advantage of the shared server model over the dedicated server. Parameter file is a text or binary to store the database initialization parameters.
Dispatchers configures dispatcher processes in the shared server architecture. How to recreate asm spfile after dropping the associated diskgroup disclaimer. So overall we have 3 different scenarios where 1, spfile created from memory 2, spfile already presented to start duplication 3, spfile restored from backup, only option 2 and 3 has no problem while finally restarting the aux after recovery completes. The shared server architecture enables a database server to allow many user processes to share very few server processes, so the number of users that can be supported is increased. This chapter describes how to configure dispatcher. I have read the sequence of files used during startup, 1 spfile. Ora 1078 ora 1565 errors while starting database with spfile. The dispatcher directs multiple incoming network session requests to a.
If you are using oracle 9i, spfile inplace of init. If you have a valid pfile then you will not need to perform step 1 of the following process. Oracle database dispatcher and shared server process. Jul, 2012 ora 15173 error normally comes when the required directory is unavailable under the asm diskgroup. Doyensys is a fast growing oracle technology based solutions company located in the us and offshore delivery centers in india.
Jan 24, 2020 unable to create spfile ora 15005 doc id 1440742. When the default server parameter file is used by the server, the value of spfile is internally set by the server. Oracle 11gr2 ora32011 cannot restore spfile to location. The spfile has a parameter set which is not allowing the database instance to start using the spfile. Oracle database initializationserver parameter file. How to deletereset a parameter in spfile using alter system. This post demonstrates how to move ocr, voting disk file and.
Ora15309, could not access database spfile in asm instance. Dec 02, 2015 fixing a problem with the asm spfile preventing rac 12c from starting. Nov 16, 2012 i had a situation where the asm instance was started using the pfile. This is a little note to myself on how to fix a corrupt spfile in clustered asm. Without an spfile, oracle can not autotune your database. If the instance is running with spfile parameter and you have changed the dynamic parameter to spfile only. The oracle instance reads the parameter file during startup which are then used to control the behavior of database instance and many other aspects as well. If the parameter is not found in the spfile oracle will return ora 32010. We can say that this file is oracle instance configuration file that all parameters are kept for. All apps dba blog is the blog contributed by doyensys employees, with the view to share the knowledge out of their experience. We can also modify some of the parameters for specific pdb, but does that information is written into the spfile.
This is the very first executable which we need to start our oracle instance. Fixing a problem with the asm spfile preventing rac 12c from starting this is a little note to myself on how to fix a corrupt spfile in clustered asm. Mar 02, 2011 recreating spfile on asm storage from pfile filed under. The cp command failed because the asm file name was not in a form that can be used to create an single file.
The target file name specified is not a valid file name. Shutdown the dev instances in rac as under and before shutdown take backup of controlfile and also create a init file as you might be using spfile under asm srvctl stop instance d xxxdev i xxxdev01 srvctl stop instance d xxxdev i xxxdev02. And in my recent post with spfile being used which works when the spfile is restored from backup. Ora 1078 ora 1565 errors while starting database with spfile on asm amit bansal 14 april, 2009 i was getting following errors while starting a database using spfile on asm. Ora01565 unable to open spfile when spfile is stored on. This post lacks any scientific value whatsoever, and no one can hold the writer accountable for that. A better option for me was to start it with spfile rather than with pfile. This parameter can be defined in a client side pfile to indicate the name of the server parameter file to use. Ora15046 asm file name not in singlefile creation in. As you can tell from the title i have little use of the dispatchers parameter. With spfile you can set oracle database settings with the alter system command that is used in sqlplus to addmodifydelete settings. As spfile is a server side binary file, local copy of the pfile is not required to start oracle from a remote machine. Ask tom after repairing spfile create pfile from spfile.
You can always go back and forth with your spfile and pfile in this manner. Editing an spfile directly will corrupt the file and the start up of the database or instance will not be possible. Spfile should only be modified through alter system set command. Initialization parameter handling for pluggable databases. If the parameter is not found in the spfile oracle will return ora32010. The produciton isntance is in one server and the duplicate instance in another server running suse linux 10. If a parameter is changed using the alter system set command oracle will apply this parameter change to the current spfile. Also, oracle has a preference when it comes to choose spfile over pfile spfilesid. Use the create spfile statement to create a server parameter file from a clientside initialization parameter file. One exciting new feature of oracle is the removal of the init. Rman backup failed ora19504 failed to create file and. The oracle file is a executable which starts the other essential background processes during instance startup.
Oracle database 11gr2 error code ora 32011 description cannot restore spfile to location already being used by the instance. So, when i tried to create an spfile from the pfile. How to recreate the spfile for rac instances where the. How to backup and restore database which is being configured in asm here in this post i have installed and configured 11gr2 grid and database software 11. Recreating spfile on asm storage from pfile dba sensation. As we know that we cant mount azure blob storage as a native share on a virtual machine. At this time it does not validate the new parameter value. Back in the days of the dinosaurs, like myself, we ran databases based on parameters hard coded into the init. Mar 27, 2016 oct 03, 20 the contents in this blog are purely based on personal experience and only meant for test database. The oracle oerr utility note this on the ora 01078 error. This entry was posted in 12cc18c19c20x new features, gi and rac and tagged ora 02097. With shared server, many user processes connect to a dispatcher.