Ora 27046 spfile dispatchers

Try something like this so you can actually post what is really there and not type it. Larry catt leave a comment oracle provides the use of a password file and initialization parameters in order to control who can access the database with sysdba privileges. You can always go back and forth with your spfile and pfile in this manner. With shared server, many user processes connect to a dispatcher. Many people leave it set thinking oracle is saying it is a good idea or best practice to have it set. Specifies the network name of an address or address list of the oracle net listeners with which the dispatchers will register. Then you can use that pfile to generate a new spfile as already mentioned. What happens and what to do when the spfile has been. But after creating the spfile when i tried starting the database using srvctl i started getting error. Oracle database 11gr2 error code ora27046 description file size is not a multiple of logical block size.

Now, pfile is still there but database used to use spfile a binary version of file. It says that one of the reasons to use spfile is if i use oemoms to startstop database, the pfile needs to be on the machine where oms is installed or pfile should be accessible to the machine running oms. I just installed oracle database 12cr2 and am trying to startup a database. The syntax for the dispatchers parameter is incorrect. So create a backup spfile from memory value and restart the database with the new spfile. Spfile in oracle play a role for parameter file which is used at time of instance start and defines databaes behavior on the basis of values given to the parameters.

This attribute specifies the appropriate listeners with which the dispatchers will register. In lower version of database database used to start with text version of file called as pfile. This entry was posted in oracle database backup, oracle recovery manager and tagged aix, ora19625, ora27092. In one case it happened during a test, in the other case it happened during a live fallback after the data guard broker has interfered with the upgrade causing real trouble. 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. The file was on an nfs partition and either reading the mount tab file failed or the partition was not mounted with the correct mount option. Ora 27046 file size is not a multiple of logical block size answer. Furthermore, the command alter system set dispatchers has a mad behaviour, if you are using a multithreaded server setup and you are configuring the dispatchers init parameter in the appropriate way. The dispatcher directs multiple incoming network session requests to a. I had a situation where the asm instance was started using the pfile. As per metalink serach it seems the spfile has previously been manually edited when the instance was opened and the spfile has gone corrupted. The network specified in dispatchers does not have the functionality required by the dispatchers. Ora01565 unable to open spfile when spfile is stored on. Also your ora 27046 suggests youve edited your spfile, what did you put in it.

The shared server architecture uses a dispatcher process to direct client connections to a common request queue. Last week a former client experienced a severe hardware failure. If multi threaded server option is installed, connect to the oracle instance through the dispatcher. Ora01565 ora27041 ora01078 failure in processing system. Clusterware startup sequence 11gr2 dont let this picture scare you too much. Ora27046 file size is not a multiple of logical block size the gruffdba. Usually i want to create pfile from spfile just run this command, but in asm environment, the above command raises an error, solution i found after googling. 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. I was looking which search engine queries forwarded people to my blog and was quite surprised that most of them were like this one. Oracle database tips by donald burlesonapril 5, 2015. The original incident occurred when a disk subsystem failed. Database startup fails with errors ora01078 and ora27046. For solution, you need to restore required archive log file, or you can crosscheck archive logresync catalog. As you can tell from the title i have little use of the dispatchers parameter.

A significant advantage of the shared server model over the dedicated server. The spfile initialization parameter the spfile initialization parameter contains the name of the current server parameter file. An invalid entry in the spfile may prevent the instance from starting up. With oracle 11g we can create a spfile based on the data in memory but it wouldnt allow you to create a spfile with the name of the spfile currently used by the database. Sql create pfile from spfile create pfile from spfile error at line 1. Detailed error ora27046 cause information and suggestions. The listener attribute facilitates administration of multihomed hosts. I have checked premissions and stuff like that, everythig is as it should be nothing was changed on the system. This chapter describes how to configure dispatcher. Oracle database dispatcher and shared server process.

Dispatchers description dispatchers configures dispatcher processes in the shared server architecture. Im pretty new to oracle and having issues with starting xe 11g. 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. The parsing software supports a namevalue syntax to enable the specification of attributes in a positionindependent caseinsensitive manner. The process is going great until the creating the database controlfile. Ora19598 can not backup spfile because the instance was not started with. Ora00102 network protocol string cannot be used by dispatchers. This looks like control file corruption, common on windows pcs running oracle. Tom i am going through your book effective oracle by design. Ora01565 ora27041 ora01078 failure in processing system parameters in rac with asm doc id 577732. A better option for me was to start it with spfile rather than with pfile.

Database startup fails with errors ora 01078 and ora 27046 or ora 01078. Hi, i could not be take a backup through brtools, its giving me a below message. Ora27046 file size is not a multiple of logical block size. Oracle 11gr2 ora27046 file size is not a multiple of. Im trying to install an oracle ebs 11i on an oracle linux release 5 update 5 media pack v1 for x86 32 bit from stage. It says that its unable to create a pfile from spfile because of this ora27041 unable to open the file. Also your ora27046 suggests youve edited your spfile, what. I am trying to create a pfile from spfile using following query. Nfs file system where the file is created or resides is not mounted with correct options cause.