How to remove a device from a zpool oracle community. Check the basic storage pool information zpool list command. On your quest for data integrity using openzfs is unavoidable. Fortunately, you can use the command zpool import or format to discover the device on the new host for the zone. Upgrading solaris what happens to zpoolzfs versions. A virtual device is a collection of physical disks, partitions, images, or zfs software rain devices. Part 1 this video shows many basic commands you will need to know as a solaris systems administrator.
Zfs has integrated volume management, preserves the highest levels of data integrity and includes a wide variety. Solaris 11 creating and maintaining zfs pools the urban penguin. I followed the steps above, and zpool list shows the same size 2 tb before and after, whereas luxadm display now shows. Solaris zfs command line reference cheat sheet the. Managing storage pools solaris 10 zfs essentials book. At you can find a detailed list one of the significant new features, and the most significant new feature releated to oracle solaris zones, is casually called zones on shared storage or simply zoss rhymes with moss. As mentioned in the beginning of the article, opensolaris is no longer open source since 2010, thus, there is no compatibility between openzfs and. In chapter 5, i cover advanced configuration topics in zfs pool administration. Part 8 mirroring the zfs root pool oracle community.
Hi after doing a live upgrade from solaris 10 update 8 to solaris 10 update 9 the alternate boot environment i created is no longer bootable. A zpool is a storage made of a collection of vdevs. For pools larger than 5tb, the amount of free space can be relaxed to 10 % but never less than 5%. When you patch or upgrade oracle solaris, a new version of the zpool. Exploring zpool advanced concepts in this chapter, you will explore techniques for creating the best possible pool configurations. In this tutorial we look at the zpool and zfs commands but the focus and concentration will be on zpool. Default pool during the installation of solaris 11 the root file system will be created on the pool called rpool. The simplest way to request a quick overview of pool health status by zpool status x command. Jul 24, 20 oracle took a brave decision by making zfs as default root filesystem in solaris 11 onwards. Use a recent solaris release and check to actual pool version from it. Solaris zfs command line solaris admin reference by ramdev published february 10, 2014 updated july 2, 2015 the zfs file system is a new kind of file system that fundamentally changes the way file systems are administered, with the below mentioned features. Solaris 10 zfs essentials is the perfect guide for learning how to deploy and manage zfs file systems. If you are new to solaris or are using zfs for the first time, you will find it very easy to get zfs up and running on your home system or your business it infrastructure by following the simple instructions in this book. Chapter 1 oracle solaris zfs file system introduction.
The boot disk is usually in a zfs root pool called rpool. In a data warehouse environment, data is inserted in the db and normally stays present for long. The zpool command tries to prevent you from accidentally creating a pool with mismatched levels of redundancy. The pool can still be used, but some features are unavailable. Zfszetta byte filesystem is introduced on solaris 10 release. This was developed originally by sun microsystems for the solaris platform. I raised an sr and a feature request for this but to my knowledge, nothing has been done yet. It shows the version of the pool or file system, even if it is an older zfs pool. Here is the command to see the maximum zfs version supported on this machine. Shrinking zpool hello experts, i have a solaris 10 sunos 5.
The following sections describe different scenarios for creating and destroying zfs storage pools. Since oracle bought sun and went closed source with their versioning system after v28 the open source community went to a flagged approach. You can use the zpool split command to detach disks from a mirrored zfs storage pool to create a new pool with one of the detached disks. Zfs command line reference cheat sheet download free cheat. If in automatic configuration mode, use netcfg network virtualization adds many new capabilities and continuing to overload ifconfig is the wrong management approach limited virtualization. A mirrored zfs storage pool can be quickly cloned as a backup pool by using the zpool split. Migration to an oracle solaris zone on an oracle solaris 11 host. The latest update of the solaris os helps customers alleviate common enterprise problems such as virtualization, resource management, and system performance. Name state read write cksum tets online 0 0 0 c0d1 online 0 0 0 c1d0 online 0 0 0 c1d1 online 0 0 0 errors. File systems basic zfs administration oracle solaris zfs is the default root file system on oracle solaris 11. People who have a basic knowledge of oracle solaris and raid. I describe the steps here without demonstrating them. A mirrored zfs storage pool can be quickly cloned as a backup pool by using the zpool split command.
These solaris servers still have mostly ufs file systems. Configuring oracle solaris zfs for an oracle database. Displaying storage pool virtual device information. Basic operations for oracle solaris 11 administration. The zfs promote command enables you to replace an existing zfs file system with a clone of that file system. I now need to move some of the devices in usrpool to another zpool which is running out of room. Zfs quick command reference with examples unixarena. Older version pools can be read by newer solaris updates, not the other way around hopefully. Sep 12, 2007 solaris 10 update 807 has been released and available for download. Oracle solaris zfs is the default root file system on oracle solaris 11.
To develop this filesystem cum volume manager,sun microsystems had spend lot of years and some billion dollars money. Oracle solaris 11 administration command cheat sheet. Solaris 10 811 u10 added zfs speedups and new features, oracle database optimization, faster reboot on sparc system. In solaris 10 10 08 and later, zpool and zfs have the version option. Creating and destroying zfs storage pools oracle solaris. While this operation can take some time, the recipe for doing it is relatively simple. There is need to increase the voulme, this was done on the san and this reflect on solaris format command. Using oracle solaris live upgrade to migrate or upgrade a system with zones at least solaris 10 509 supported zfs with zone root configuration information at least solaris 10 509 how to create a zfs be with a zfs root file system and a zone root at least solaris 10 509 how to upgrade or patch a zfs root file system with zone roots at.
The first steps create the virtualbox guests and the shared disk drive. For my final words on zfsfuse, im going to list the software version history for zpool and zfs. While the cheat sheet showed already two examples, the nscfg command isnt limited to these scenarios. Download virtualbox and install it using a method normal for your host os. I have worked on many volume manages like svm solaris volume manager,vxvm veritas volume manager and lvm logical volume manager but zfs is onestep ahead. How to setup zfs filesystem on linux with zpool command examples. How to check zpool status in solaris the geek diary. Solaris delivers builtin investment protection and new technologies that are even better suited to data intensive environments where price. The first task will be creating of different type of zpools. Chapter 2 getting started with oracle solaris zfs zfs hardware and software requirements and recommendations creating a basic zfs file system. This article and joergs cheat sheet reproduce some command examples from isaacs cheat sheet. Display detailed zfs io statistics every 2 seconds. Execute the following yum commands to install zfs on redhat centos. Solaris zfs command line reference cheat sheet solaris zfs command line reference cheat sheet.
Zfs will not allow the system to have 2 pools with the same name. The examples shown in this chapter are from the zfs configuration selection from solaris 10 zfs essentials book. It is possible that you may have to manage 2 pools that have the same name. If in manual configuration mode use new ipadm and dladm commands. I have worked on many volume manages like svmsolaris volume manager,vxvm veritas volume manager and lvm logical volume manager but zfs is onestep ahead compare to other volume. The nscfg commands allow you to import the content of legacy files into the smf. In fact, it would be quite unfortunate if you are using anything but zfs for storing your valuable data. The results from this command are similar to the following. Part 8 mirroring the zfs root pool in many environments, its advisable that the boot disk be mirrored to minimize the risk of loss. Migration to an oracle solaris zone on an oracle solaris 10 host. So zfs knowledge is must for all of the solaris administrator who is going to work on solaris 11. Oracle solaris 10 811 oracle solaris 11 oracle solaris 11 benefits. Solaris zfs command line reference cheat sheet the geek diary.
However, a lot of people are reluctant to try it out. The f flag to the zpool create command can override the failsafe in case datapool is no longer being used, but use that option with caution. Upgrading the zfs filesystem and zpool versions is a oneway operation. Yeah, you can work out whats wrong and run the proper mpathadm commands to fix it. Isaac rozenfeld, a principle product manager in the oracle solaris group, wrote a separate oracle solaris 11 cheat sheet dedicated to ai commands called installation and deployment administration. You may wish to import this second pool with the same name to your system. This will prevent booting from older boot environments if support for the upgraded zpool filesystem version is not available within those boot environments.
The post describes few basic commands to check the health of a zfs pool. For solaris 11, you no need to run installgrub command. In this article i will provide solution how to migrate data between different storage luns inrange one zfs pool in solaris 10. I need to split it to have a quick way to backout in case of failure make splitted mirror side bootable for a quick revert, like booting from it. I have a volume from san which is managed by zfs zpool on solaris 10 box. Introduction to oracle solaris 11 zfs zettabyte file system. Currently, this feature cannot be used to split a mirrored root pool. During the installation of solaris 11 the root file system will be created on the pool called rpool. The below is demostration for extend file system on solaris 11. For example, if you have a pool name datapool and you have another from some other storage array called datapool.
Jul 11, 2012 zfszetta byte filesystem is introduced on solaris 10 release. Replacing a zfs file system with a zfs clone zfs promote solaris 10 1106 release. How to use zpool split to split rpool in solaris 11 sparc. Adding a physical disk as a mirror to an existing zpool. But i have seen solaris 10 multipathing get a little bolluxed up at times, so if you can do a reconfigure reboot you might get better results.
But a reconfigure reboot is a lot easier and faster. The zpool list command may not be able to check the effective capacity, depending on the raid configuration. This feature is helpful when you want to run tests on an alternative version of a file system and then make that alternative version the active file system. Take one of the mirrored drives and stick it on another machine, boot from a solaris 11. In this solaris release, each zfs storage pool has an associated process, zpool poolname. I tried this on one of our solaris 10 servers sunos name 5. You will not be able to access a pool of a later version on a system that runs an earlier software version. Thus it is important to chcek the zpool version before the upgrade. I already know that since my zpool is not mirrored i need to destroy and recreate the zpool. How to setup zfs filesystem on linux with zpool command. Zfs zpool and file system version numbers and features. Analysis of the oracle solaris configuration, including networking, storage, and oracle solaris operating system features in use.
Below are the steps in creating a pool and making configurations using zfs. Dec 07, 20 in this tutorial we look at the zpool and zfs commands but the focus and concentration will be on zpool. If you try to create a pool with such a configuration, you see errors similar to the following. Part 2 monitoring tools, network, packagespatches, run levels, broadcast messages, services, noteable files, vi tricks.
This file maintains an ondisk view of the imported zfs pools and is read at boot time to populate the incore zfs storage pool configs without having to delay the boot by scanning and reading all the disks presented to the host. Zfs has integrated volume management, preserves the highest levels of data integrity and includes a wide variety of data services such as data deduplication, raid and data encryption. The pool is formatted using an older ondisk format. Creating a new pool by splitting a mirrored zfs storage pool. Migrate zfs pool from solaris to freenas ixsystems community. The threads in this process are the pools io processing threads to handle io tasks, such as compression and checksumming, that are associated with the pool. How to find zpool version and filesystem version in solaris. Once this is done, the pool will no longer be accessible on older software versions. A while back, we added a new 2 tb lun from the san to one of the servers and started using it as a zpool with one zfs file system defined on it. Configuring oracle solaris zfs for an oracle database 4 for smaller pools up to 1tb, we advise an initial free space target value of 20%. If the zpool is mirrored, make sure that you are running the installgrub for both the disks. Zfs has many cool features over traditional volume managers like svm,lvm,vxvm. Solaris 11 creating and maintaining zfs pools the urban.
In this chapter, i cover the basic concepts, configurations, and administrative tasks of zfs pools. Installing the latest version of live upgrade from the update 9 iso. I accidentially named a pool tets rather than test. Aug 05, 2015 oracle solaris zfs is the default root file system on oracle solaris 11. Home solaris 10 zfs quick command reference with examples. Step by step migration ufs to zfs file system on solaris 10. The zpool split sub command was introduced to provide an ability to clone a mirrored zpool by creating a new pool using the detached device. You can combine multiple disks, images to create a pool. Fujitsu m10 is sold as sparc m10 systems by fujitsu in japan. Solaris 10 update 9 live upgrade issues with zfs oracle.894 1063 916 52 1317 1451 593 529 579 1197 304 151 1249 1257 1225 547 1478 829 836 52 256 1270 1214 1075 719 944 748 251 1125 826 516 1132 794 861 1530 1247 1155 492 1013 948 747 522 582 378 1151 1064 976