How to view the kernel shmmax paramiter value in solaris 10. Set this value to the total amount of ram installed on the hadb host machine, expressed as a hexadecimal value, but no more. Asap can be installed on oracle solaris, oracle linux, aix, or hpux itanium. Increase memory size of oracle 8i running on solaris 10. How can i set shmmax shmmni semsml semmni semopm on solaris 10. In solaris 10 you are not required to make changes in etcsystem and set kernel parameters example 4gb share max. The kernel parses the etcsystem file during autoconfiguration and overrides the default value for the parameters specified in this file. To specify new values for the parameters, add lines similar to the following to the etc system file, or edit the lines if the file already contains them. Solaris now defaults to a shmmax of onequarter of system ram. Solaris 10 etcsystem parmeters configuration solutions. Oracle solaris system tuning in the solaris 10 release.
Rebuild the operating system in the event of a disaster. Im installing oracle 10g on a solaris 10 508 x86 and set the kernel parameters exactly as you said but but oracle installer says. Setting shmmax to its maximum value does not effect the kernel size no kernel resources get allocated based on shmmax, so this can be tuned to its maximum value of 4 gb 0xffffffff. Ignoring incompleteincorrect entry for devdskc0t0d0 in etcfstab.
Oracle solaris 11 kernel parameters are configured in the etc system file in the global zone. Newer versions of solaris use resource control settings to configure shared memory. Do i need to reboot solaris 10 server for changes in etc. View and change kernel parameter values on solaris 10 to view the current values of the resource control, enter the following commands. Maximum size of system v shared memory segment that can be created.
Out of memory problems on oracle 10 solaris 10 akadia. When configuring a new system, it is recommended that they be used, even though the etc system settings are still available. When a system is upgraded from an old solaris version, the etc system settings may still be present, so it is important to. Solaris is a unix operating system originally developed by sun microsystems.
It gives information about the default values and the uses of a lot of system parameters. Remove any existing parameter setting for max shared memory shmsys. Kernel parameters configuration commvault documentation. How to get started with ibm websphere application server. After setting shmmax, rebuild the kernel etc confbinidbuild b. Solaris 10 has shifted to a new method of controlling system resources. Solaris 8 solaris is the unixbased operating system of sun microsystems with roots in the bsd operating system family. Just put these settings in etcsystem, however you probably dont need to set most if not.
Kernel parameters on solaris 10 on oracle solaris 10, all system v ipc facilities are either automatically configured or can be controlled by resource controls. Tuning the oracle solaris kernel oracle solaris tunable. Sometimes youre just not sure what shmmax is set to on your current running. Progress kb how can i set shmmax shmmni semsml semmni. On solaris systems, update the shared memory maximum in the etcsystem file by changing the following line. Implement one of these tuning methods as suitable for the installation environment.
Only manual entering with adb kw has immediate result arnold. Short guide to install oracle 10 on sun solaris 10 akadia. If you still have an entry for it in etc system it will work. Restart the computer to allow the changes to take effect. Assuming the bug id you mentioned is the right one, the changes you listed would have to be put into the etc system, and a reboot would be necessary. Create a backup copy of the etcsystem file, for example. To further adjust this setting, use a project setting associated with the postgres user. The following etcsystem entry sets the number of readahead blocks that are read for file systems mounted using nfs version 2 software. Unlike earlier releases of solaris, most of the system parameters needed to run oracle are already set properly, so the only one you need is the maximum shared memory parameter. In previous versions of solaris, kernel parameters were amended by adding entries to the etc system file, followed by a system reboot. Find answers to solaris 10 etcsystem parmeters configuration from the expert community at experts exchange. Use the following steps to modify the kernel parameters using system management homepage smh. Hello, i m an oracle dba trying to understand the impacts that shmmax can have in a solaris 10 system.
Because solaris 10 is shifting to a new method of controlling system. On solaris systems, update the shared memory maximum in the etc system file by changing the following line. Sybase software uses network software even if adaptive server and sybase client. You can change kernel values by editing the etc system file for solaris 8 or 9 or etc project file solaris 10 and 11 then rebooting the operating system.
How to configure shared memory parameters in solaris 10,11. The recommended procedure is to preserve the original system file before modifying it. Sep 04, 2007 im installing oracle 10g on a solaris 10 508 x86 and set the kernel parameters exactly as you said but but oracle installer says. Changes to these properties do not require a system reboot. For the most current list of supported operating systemspecific software, refer. A truss output of session shows it fails on shmget call.
The unix mediaagentidataagent uses the operating systems kernel resources, such as shared memory, semaphores, etc. It is best to use only 1 method to configure shared memory. The following is an example of the recommended value. This document describes how ibm websphere application server was v6. After updating the values of the kernel parameters in the etcnf file, either restart.
The logic here is that under the etcsystem tunings you might have wanted the maximum number of segments of the maximum size so the system has to be able to handle that. Jun 28, 2012 solaris 10 has shifted to a new method of controlling system resources. However, the new method requires an additional entry to the file etc project. This parameter is an upper limit that is checked before the system sees if it actually has the physical resources to create the requested memory segment. Oracle 10g on solaris 10 sparc installation notes daves. An example could be download go to the directory where the. Check current value of shmmax on solaris oracle, unix and. In 2010, after the sun acquisition by oracle, it was renamed.
Press the return key to accept the default values until the name of the etc system file is requested. Do i need to reboot solaris 10 server for etcsystem changes. Oracle makes available the solaris tunable parameters guide as a part of the documentation for each release of solaris. Execute following commands to configure system settings for oracle. Solaris 10 10 08 also includes virtualization enhancements including the ability for a solaris container to automatically update its environment when moved from one system to another, logical domains support for dynamically reconfigurable disk and network io, and paravirtualization support when solaris 10 is used as a guest os in xenbased. What shmmax value do you suggest for our environment. There are still ways to set it but the default one 14 or ram should work. The following kernel parameters are removed or commented out from etc system. Create a backup copy of the etcsystem file, by using a command similar to the following. Projects and tasks in the solaris 10 system administrators guide for more information on projects and prctl. Since the shmmax is depreciated we could not set it.
See software requirements for a list of supported operating systems. Changes to these properties do not require a system. The following table displays the possible range of values for each parameter for solaris 10 and above. Shmmax, defines the maximum allowable size of one shared memory segment, 0 4294967295 available. After changing the shared memory maximum, reboot the system for changes to take effect. This command causes the system to ask for the name of various files used in the boot process. To override this issue i have done following changes in etcsystems. To configure shared memory and semaphores on solaris sun. You can change kernel values by editing the etcsystem file for solaris 8 or 9 or etcproject file solaris 10 and 11 then rebooting the operating system. The system file is used for customizing the operation of the operating system kernel.
Instead you should use the resource manager in solaris 10. While the number of software bundled with solaris 10 is no where near that offered by gnulinux such as debian, it. Oracle universal installeroui will give a warning on kernel parameter because oui is looking at etcsystem to. How can i get started with websphere application server on solaris 10. In solaris 10, some kernel values have been modified into resource management controls, which can be tied to projects or solaris zones. Im kind of new, tried finding some info and this is what i was told but no luck, the os is solaris 10. With solaris 10 you set this by modifying a resource. For production database systems, oracle recommends that you tune these. File systems full system recovery solaris file system agent rebuilding the solaris operating system. Using etcsystem on solaris oracle alan hargreaves blog. Solaris 10 uses the resource control facility for its implementation. Oracle solaris 11 kernel parameters are configured in the etcsystem file in.
How to get started with ibm websphere application server on. The etc hosts file must contain a fully qualified name for the server. There are still ways to set it but the default one 14 or ram should work for most if not all cases. Ibm websphere application server network deployment nd v6. We know that the following kernel values can be set in solaris 10 for oracle. Solaris 10 resource controls etc system vs etc projects jonnys3 may 28, 2012 1. Supported oracle solaris 11 releases for sparc 64bit supported oracle solaris. How to deploy oracle rac on oracle solaris 11 zone clusters. Implement one of these tuning methods as suitable for the. Oracle solaris 10 uses the resource control facility for its implementation. Apr, 2007 create a backup copy of the etc system file, for example. Adjusting the operating system shared memory parameters.
Installation of oracle 11g release 2 on solaris 10. In the solaris 8 release, one pass is made to set all the values before the configuration parameters are calculated. Since solaris 10 shared memory settings for oracle in etcsystem is obsolete. Check current value of shmmax on solaris oracle, unix. In solaris 10 and later, and opensolaris, the default shared memory and semaphore settings are good enough for most postgresql applications. Refer to solaris 10 and solaris 11 tuning using etc project. Alan hargreaves senior principal technical support engineer. File systems full system recovery solaris file system agent rebuilding. To display the current default, minimum and maximum values, in bytes of shmmax, run etcconfbinidtune g shmmax.
Also, see the details on using direct io for oracle on solaris. On solaris, configure the semaphore settings by editing the etc system file. They are either removed from or obsolete in solaris 10. How to view the kernel shmmaxparamiter value in solaris 10. While the number of software bundled with solaris 10 is no where near that offered by gnulinux such as debian, it does come with a useful set of programs such as the text editor, music player, web browser and so on which makes it a practical solution as a desktop os. Now when we try to start with 3gb of sga it is failing. To display the current default, minimum and maximum values, in bytes of shmmax, run etc confbinidtune g shmmax. For example, the solaris tunable parameters reference manual.
The etcsystem file is read only once, at boot time. Since solaris 10 shared memory settings for oracle in etc system is obsolete. Press the return key to accept the default values until the name of the etcsystem file is. Progress kb how to configure shared memory on unix. With solaris 10 you set this by modifying a resource control.
Solaris 10 only uses the semmni maxsemids, semmsl mxsemnsems and semopm maxsemops parameters as other parameters are dynamic within the solaris 10 ipc model. Jan 22, 20 the end result being a system that grinds to a halt until it can free up some resources. End user access command center commcell disaster recovery client recovery full system recovery. Kernel parameters solaris tunable parameters reference. Oracle 10g is going to be installed in the local zone at our solaris 10 server. Install oracle 10r2 on sun solaris 10 x8664 blogger. Just put these settings in etc system, however you probably dont need to set most if not all of them. For more information about setting up the solaris system, see the sun microsystems documentation.
Hi, i have upgraded my solaris 10 2005 to solaris 10 2007. On oracle solaris 10, you are not required to make changes to the etc system file. However, we dont see the etc system at the global zone or local zone. In earlier versions this was called shmmax and was set by editing the etcsystem file and rebooting. How to complete preinstallation tasks manually oracle docs.
1353 127 697 1488 195 1161 16 275 1319 1071 1260 1278 840 73 16 456 1270 1405 1320 1291 1244 1161 1111 149 1352 875 53 12 795 1221 187 1250 1447 484 324 407