Oct 20, 2014 configuring kernel parameters on oracle solaris 10 on oracle solaris 10, verify that the kernel parameters shown in the following table are set to values greater than or equal to the minimum value shown. This myth is clearly a case of users who have been around since the solaris 4. Not enough space solaris 10 by default places tmp on swap. Or even better, how can i list all running processes sorted by swap space usage.
Please assess cause of failure and verify system integrity before proceeding. Solaris 10 extended support will run thru january 2021. Home live upgrade solaris 10 os patching using liveupgrade. We have allocated 32gb swap space2 times of physical memory. Jul 03, 2012 solaris os patching has been moved far away from the traditional methods from solaris 10 onwards. Monitoring swap resources oracle solaris administration. Howto update your oracle solaris 11 systems using support. It offers classroomstyle training by one of the best and wellknown authors in the solaris world, bill calkins. How to add new swap in solaris 10 on fly july 11, 2012 by lingeswaran r 1 comment rarely we may pushed in a such a situation to add the additional swap space while system is in production. Table 32 general disk space and swap space planning. In a zfs root pool, swap devices are not preallocated to fixedsize slices, so it is fairly easy to modify the swap size later. During installation, oracle solaris 11 usually makes the swap space around one quarter of the ram size. This course provides students with handson experience working with more complex and integrated administration concepts, and builds upon the system administration for the oracle solaris 10 os part 1 course.
Calkins, solaris 10 system administration exam prep 2 pearson. Forscher takes an immense pride in imparting the right knowledge in the areas of virtualization, storage, server systems, cloud, networking based technologies and applications. Initially, swap space is allocated as part of the oracle solaris installation process. How to use solaris live upgrade to install patches oracle. For general guidelines on allocating swap space, see planning for swap space. To extract the oracle patch files, enter the following command. These two factors often give rise to confusion and misinterpretation of the. Configuring additional swap space tasks oracle solaris. I used swap l and swap s, but i am thinking that, i am getting some wrong result. I have a customers that is getting grid alerts that swap is over 95% utilized. Open solaris prstat basically this means that the value includes memory that is currently not accessed yet but is mapped into the address space of a process. Solaris 10 system administration exam prep 2 pearson it. Dear experts, how can i calculate my total size of swap space in solaris.
May 18, 2017 in above example, swap l command used to check the existing swap size space, you can use top command as well but using top command you can not find which swap named file are in used. But when we use df h command it shows following output and swap space size shows more than our allocated space. Here is the procedure we followed to modify the kernel parameters on solaris 10 oracle 10. Solaris 10 os patching using liveupgrade unixarena. Beginners guide to oracle solaris live upgrade the geek diary. Dec 11, 20 it is recommended to install patches before database installation. That means that it is important for solaris administrators to understand the features of the solaris swap. For you information,from solaris 11 onward,zfs will be the default root filesystem. Troubleshooting nfs related issue configuring and administrating of swap space. The minimum recommended cluster patch levels on solaris systems are solaris 10 cluster patches released on apr1707 and sep1609. Solaris does not require any swap space to be configured at all.
The solaris 10 system administrator certification exam prep 2 is the ideal book for both new and seasoned system administrators. On oracle solaris, if you use nonswappable memory, like ism, then you should deduct the memory allocated to this space from the available ram before calculating swap space. This book is for anyone responsible for administering one or more systems that run the oracle solaris 11 release. Solaris swap space and virtual memory softpanorama. To determine the amount of swap space installed on your system, enter the following command. Configuring additional swap space tasks this chapter provides guidelines and stepbystep instructions for configuring additional swap space for a zfs root file system after the oracle solaris os is installed. Swap area changes made from the command line are not permanent and are lost after a reboot. Jul 11, 2012 how to add new swap in solaris 10 on fly july 11, 2012 by lingeswaran r 1 comment rarely we may pushed in a such a situation to add the additional swap space while system is in production. The image shows the relationship between the used swap space, which consists of allocated and reserved swap spaces, and the available swap space. Application of this patch should have succeeded this failure is unexpected. Bill calkins is owner and president of pyramid consulting, a computer training and consulting firm specializing in the implementation and administration of open systems. Hi, also i want to find how much swap space is used by a particular user.
The output lists the physical swap area configured on your system, the total swap space. This book will give you the insight you need into the newest certification exams for system administrators, the 310200 and the 310202. Calkins, solaris 10 system administration exam prep 2. Allocating disk and swap space oracle solaris 10 910 installation. Solaris live upgrade enables system administrators to create and upgrade a boot environment that is initially inactive, without affecting the running system. Reserving swap just exhausts the disk based swap area for no reason and should not be doing this at all.
Follow the steps below to add swap space to a solaris system, this example. Installing oracle solaris os recommended patchsets. Disk space for the second boot environment under oracle solaris zfs. How to add new swap in solaris 10 on fly unixarena. System and, particularly, application requirements can vary for each environment, so its often appropriate to alter the swap space size by adding or removing space. In a zfs root environment, the default swap size is generally in the 512 mb to 2 gb range. Planning for swap space oracle solaris administration. We no need to bring down the server to single user mode if you are using live upgrade method during pathing and b efore choosing live upgrade,make sure you are using zfs as a root filesystem. There were a total of 24 solaris 10 patches, including kernel updates, and 4 patchsets released on mos. How to update oracle solaris 11 systems from oracle support repositories. Installing and migrating to cisco prime lan management. You get lovely fork errors on the shell, and interesting. Solaris 10 system administration exam prep 2 pearson. Sun microsystems solaris jumpstart technology is used to automate the installation of the solaris operating system and other associated software on multiple nodes of.
Forscher education is a firstofakind training, research and development center with offices in chennai, india and cyberjaya, malaysia. The swap command provides a method of adding, deleting, and monitoring the swap areas used by the kernel. Oct 26, 2012 the value of usage of swap in both the cases is different, in zfs list command the value of swap usage is 1. As a workaround,we will add additional swap space to avoid the system hungpanic. Using solaris jumpstart with the solaris 10 os for x86x64 platforms. Do not use a patch that is earlier than the version suggested for your operating system. We have allocated 32gb swap space 2 times of physical memory.
The first step will be creating new boot environment for os patching and i am. This is good for speed, but not so good on a general purpose box where some applications may fill up tmp. If you plan to install oracle database on systems using dism, then available swap space must be at least equal to the sum of the sga sizes of all instances running on the. Bu solaris has a very elegant idea of linking swap space and tmp. The swap s command displays swap space in 1024byte blocks. The versions of ssh and sendmail that ship with solaris 10 will automatically use tcp wrappers to filter access if a hosts. Activated swap devices or files are listed under the swapfile column. Solaris 10, 1009 release solaris 10, 0509 release solaris 10, 1008 release solaris 10, 0508 release solaris 10, 0807 release solaris 10, 1106 release solaris 10, 0910 release solaris zones supported from solaris 10 is a virtualization technology from oracle for more. System administration for the oracle solaris 10 os part 1 new.
How to upgrade and patch with oracle solaris live upgrade. Allocating swap space for zfsbased systems during an initial installation of a zfs root file system, a swap area is automatically created on a zfs volume in the zfs root pool. How to apply a solaris recommended patch cluster solaris. With the release of oracle solaris 10 10 08 it is possible to boot from an oracle solaris zfsmanaged pool. Applying patches to the new boot environment or upgrading the os version in new be.
Install and configure oracle 11gr2 with asm on solaris 10. Check software requirements no additional os patches are required for either hpux 11. Solaris system administrator resume samples and formats. For example, if you were to patch a solaris 10 305 system with the latest recommended patch cluster, many of the patches relate to functionality introduced after solaris 10 305, and therefore, patches with the new functionality would fail to install. Solaris os patching has been moved far away from the traditional methods from solaris 10 onwards.
We no need to bring down the server to single user mode if you are using live upgrade method during pathing and before choosing live upgrade,make sure you are using zfs as a root filesystem. Pca is a perl script which generates lists of installed and missing patches for oracle solaris systems and optionally downloads and installs patches. Solaris 10 swap space we have a sparc system which is running on solaris9 and physical memory size is 16gb. Patches are not necessarily applied in chronological order.
I do not have the top command available and neither prstat nor swap seem to be able to provide information about how much swap space a given process is using. Sun microsystems solaris jumpstart technology is used to automate the installation of the solaris operating system and other associated software on multiple nodes of a network. Scott lynn put together a very informative blog on solaris 10. Installing and migrating to cisco prime lan management solution 4. If you have not installed the cluster patches on solaris 10 system, the following warning messages appear to ensure you install the cluster patches required for solaris 10. Chapter 9 virtual file systems, swap space, and core dumps. The book covers a range of oracle solaris system administration topics related to managing removable media, disks and devices and file systems. This can lead to trouble, run out of physical ram, and new processes may not start. The following packages and patches or later versions must be installed.
You can find only total swap memory available on the solaris server. System administration for the oracle solaris 10 os, part 1 new. 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. See configuring swap for the newboot environment in solaris 10 1008. Use the swap l command to identify a systems swap areas. On my solaris testing machine swap1 file was already created which is currently in used. Solaris live upgrade software enables the operating system to continue to run while upgrades, patch installations, or routine maintenance operations are performed. Short guide to install oracle 10 on sun solaris 10. Certain operations may cause the memory usage to grow dynamically. The entry in the etcvfstab file is added to the swap space at each reboot. Users should upgrade to the latest version of the solaris live upgrade software prior to patching the system, regardless of the version of the solaris os running on the system. Sometimes due to applications,system may in to memory bottle neck. System administrators can patchupgrade a system image rapidly without impacting the boot environment needed by the solaris os to run.
So prerequisite patches failed due to insufficient swap space. It is worth mentioning that, in the x86 version of solaris 10 910 and solaris studio 12. If the print book includes a cdrom, this content is not included within the ebook version. Such memory may be used in the future, and thus may be swapped out i. With the release of oracle solaris 10 1008, it is possible to configure the system to boot from. Solaris 10 swap space we have a sparc system which is running on solaris 9 and physical memory size is 16gb.
By default, if run without any option or operand, pca shows a list of all patches which are not installed in their most recent revision. The value of usage of swap in both the cases is different, in zfs list command the value of swap usage is 1. On modern hardware with 32gb memory or more swap space is rarely used for its primary purpose. Hi, below are the documents we use when configuring the swap before the installation. All transitioning between ram and swap is handled by the solaris os itself. When i do swap l on the machine i get the following results. However, it is a good idea to bring it to single user mode before applying the patch cluster. We will guide you to clear the oracle solaris 10 operating system certification that we are providing is an integrated process that consists of a series of classes and expert lecture sessions. Chapter 2 installing the solaris 10 operating environment. Identifying the fundamentals of oracle solaris 10 os installations defining guidelines for installing oracle solaris 10 os from a dvd. The tutorial you posted predates solaris 11 and doesnt apply to it, i.
To create permanent additions to the swap space, create an entry in the etc. Using solaris jumpstart with the solaris 10 os for x86x64. Solaris 10 has int r oduced the solaris service management facility to start stop services. Patching best practices for the solaris 10 os with sam the sysadmin. Topics are described for both sparc and x86 based systems, where appropriate. A simple solaris live upgrade procedure involves below 4 steps. Abbreviated instructions for installing and configuring. Oracle db on solaris utilizing swap memory when free ram. These two factors often give rise to confusion and misinterpretation of the data, especially when queried via snmp. Virtual memory today consists of the sum total of physical ram and swap space on disk. How can i calculate my total size of swap space in solaris. The usrsbinswap command is used to manage swap areas. If you fill tmp, you essentially reduce the amount of available swap to 0. The reason is that swap l does not include physical memory in its calculation of swap space.
Playing with swap monitoring and increasing swap space. Starting with the solaris 10 1009 release, you can install and boot the solaris os from a disk. Also with that oracle solaris release, the oracle solaris live upgrade tools have been modified to work in an oracle solaris zfs environment. It is reserving swap on an operating system where swap and ram are combined into one virtual memory pool. Solaris live upgrade is designed and compiled to work on the solaris 8, 9, and 10 os releases. In above example, swap l command used to check the existing swap size space, you can use top command as well but using top command you can not find which swap named file are in used. It is recommended to install patches before database installation. To view the current swap space allocation, complete the following steps. Administrating software package like adding, deleting of software packages in solaris.
This book will give you the insight you need into the newest certification exams for system administrators, the 310200 and the. Secure shell is configured at installation for oracle solaris. Two options, l and s, display information about swap resources. Troubleshooting startup rc init scripts solaris 10 patching with.
Increase the swap space the recommended minimum swap space is at least 1gb. Why youre monitoring solaris virtual memory wrong logicmonitor. Oct 26, 2011 install to solaris live upgrade software. Starting with the oracle solaris 10 1009 release, you can install and boot the oracle solaris. Check for operating system patches check with your vendor and apply the latest operating system patches. How to add swap space to solaris zone without reboot. Allocating disk and swap space oracle solaris 10 1 installation. I would like to know what the size of the swap partition on the hard drive is and am concerned that these numbers are including physical memory in their calculations. Beginners guide to oracle solaris live upgrade the geek. Note the swap l command displays swap space in 512byte blocks. In other words tmp in solaris is memory based filesystem and files in it disappear on reboot. Im having a tough time understanding swap space on solaris 10. Table 43 general disk space and swap space planning.
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