If a device is taken offline due to a failure that causes errors to be listed in the. Consider the following points when taking a device offline. Create a zfs pool with 1 disk and 1 disk as seperate zil zfs intent log. To do so, the storage devices must be disconnected from the original system and reconnected to the destination system. I believe the best way to do a clone is to export the disks before cloning then import again once you. Zfs zpool and file system version numbers and features. Recently we found that 2 tb wasnt enough, so we extended the lun from 2 tb to 3 tb. Then send the zpool to the other computer with command 2 and then destroy the snapshot on my old zpool and on my new zpool. The game takes place in the solaris space station, as is described in the book solaris by stanislaw lem and tarkovskys film. Although they are supported from zfs version 31 and 21 respectively on solaris 11 they arent supported on solaris 10 at all even though it supports up to version 32. The os is based off of system v unix and its first release was known internally as sunos 5.
Sysadmin institute of scientific computing, university of vienna. 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. Get project updates, sponsored content from our select partners, and more. Documentation home oracle solaris zfs administration guide chapter 4 managing oracle solaris zfs storage pools managing devices in zfs storage pools. I decided to take this opportunity to set up a mirror to migrate the syspool rpool to another disk. 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. Filesystem size used available capacity mounted on rpoolrootsolaris8 55g 5. It shows the version of the pool or file system, even if it is an older zfs pool.
In this article i will provide solution how to migrate data between different storage luns inrange one zfs pool in solaris 10. Apparently there is incompatibility between solaris 11 and solaris 10 zfs encryption and zfs deduplication. Check repository should be point to file which we change in step 2. Zpool command used to configure the storage pools in zfs.
If you have difficulties installing or using the product, please join the users mailing list to get a helping hand. Solaris is known for its scalability, especially on sparc systems, and for originating many innovative features such as dtrace, zfs and time slider. When the disks are reinserted, i can then online them again with. Solaris is registered as compliant with the single unix specification historically, solaris was developed as proprietary software. Youll need the solaris update 2 release dated june 2006 or later, as zfs was not in the earlier standard releases of solaris 10. The following command creates a zfs mirrored pool called mpool with a mirrored vdev. On more than 350 million devices around the world, people are reading, listening to, watching, and sharing the bible everyday using the youversion bible. This is a brief example of setting up a zfs storage pool and a couple of filesystems datasets on solaris 10. To install or update package in solaris 11 from repo file offline just simple follow these steps.
World wide name wwn are unique 8 byte 64bit identifiers in scsi or fibre channel similar to that of mac addresses on a network interface card nic. How to installupdate package from iso file in solaris 11. These solaris servers still have mostly ufs file systems. This involves moving the pool from zfs version 31 down to zfs version 28. How to setup zfs filesystem on linux with zpool command. In solaris 10 1008 and later, zpool and zfs have the version option. A storage pool is a collection of devices that provides physical storage and data replication for zfs datasets. As expected, the new pool mpool is about half the capacity of dstripe. A pool in the online state is running fine without any issues detected. Onlining and offlining devices in a storage pool oracle.
So zfs knowledge is must for all of the solaris administrator who is going to work on solaris 11. Display detailed zfs io statistics every 2 seconds. Zfs does not send any requests to an offline device. On over 400 million devices around the world, people are reading, listening to, watching, and sharing the free youversion bible app. To eliminate these kind of situations,its better to keep. For example, you cannot take offline two devices in a raidz1 configuration, nor can you take offline a toplevel virtual device. Devices do not need to be taken offline in order to replace them. Ucertify 1z0821 questions are updated and all 1z0821 answers are verified by experts. Oracle solaris 11 administration command cheat sheet. Name state read write cksum app online 0 0 0 c0d1 online 0 0 0 c1d0 online 0 0 0 c1d1 online 0 0 0 errors. An analysis of data corruption in the storage stack pdf. Solaris 11 creating and maintaining zfs pools the urban.
Onlining and offlining devices in a storage pool oracle docs. Zoss offers much more flexibility because you can store solaris zones on shared storage. Update current repository point to file repo download. Updated 21 feb 2012 for solaris 10 811 and solaris 11.
Something changed in the zfs import in oracle solaris zpool version 35 was hoping to find someone here that might have an idea. Oracle solaris zfs is the default root file system on oracle solaris 11. How to find the wwn world wide name in sun solaris sun. As mentioned in the beginning of the article, opensolaris is no longer open source since 2010, thus, there is no compatibility between openzfs and. How to upgrade zfs version and migrate zfs between. In zfs, you can not extend the root pool by adding new disks. For an example,if you are having more than one harddisk in root zpool, loss of one disk result be unbootable system. How to check zpool status in solaris the geek diary. Agree its not a bug, its a feature that zfs should support, but doesnt. Solaris zfs command line reference cheat sheet by admin. Bible offline holy bible application is used by christians from more than 200 countries in 40 languages to. A possible rfe would be to add p to the zfs list subcommand as well. Solaris is a graphic adventure created and developing by blender. For more information about clearing zpool errors, see clearing transient errors.
Create a zfs pool with 3 disks in a raidz configuration single parity. All datasets within a storage pool share the same space. 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. By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. Once you have completely prepared with our 1z0821 exam prep kits you will be ready for the real 1z0821 exam without a problem. You cannot take a pool offline to the point where it becomes faulted. No known data errors to fix this annoyance, i first exported the pool. When something doesnt work like expected, one of the first commands to find whats wrong is svcs a. Zfs is a combined file system and logical volume manager designed by sun microsystems.
Solaris is a unix based operating system created by sun microsystems now purchased by oracle in 2010. The pool dstripe is a concatenation of two disks of the same capacity, and mpool is a mirror of a disk of the same capacity. Upgrading solaris what happens to zpoolzfs versions. First alternative solaris 10 zfs pool basic example. How to offline online detach replace device in a storage pool. We have an issue in zfs the next generation filesystem as well. This document is intended to assist field engineers and customers assisting configure solaris 10 zfs.
I can see the uberblock structure changed, but there is more because even taking that into account, zpool import is still not happy. Zpool, like zfs, have global properties that can be set onto the pool. The distribution is a point of integration for several current projects on, including those to make the installation experience easier, to modernise the look and feel of opensolaris on the desktop, and to introduce a networkbased package management system into solaris. Oracle is continuously developing zfs and they brought some of the nice features in to solaris 11 zfs too. Solaris zfs command line reference cheat sheet the. This article describes some new features of zfs and its usage in real production environment. Zfs allows individual devices to be taken offline or brought online. This os was typically used on sparc based processors, up until 1994 when it began to. Click on your computer operating system to download the solaris installer. In this tutorial we look at the zpool and zfs commands but the focus and concentration will be on zpool. Occasionally, you might need to move a storage pool between systems. Oracle took a brave decision by making zfs as default root filesystem in solaris 11 onwards.
After you have downloaded a bible to your device, that bible version will be available to read offline, i. It is the successor to sunos and was released initially in june of 1992. 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 really simple. During the installation of solaris 11 the root file system will be created on the pool called rpool. Adding a physical disk as a mirror to an existing zpool.
It doesnt matter if i copy or move the zpool to the new zpool. When hardware is unreliable or not functioning properly, zfs continues to read data from or write data to the device, assuming the condition is only temporary. If a toplevel virtual device is faulted or offline, then the pool is also faulted. For instance, the following command will show only disabled and offline services, which quite often is exactly what we want. At this point i can do whatever i want with format and zpool import and it will be much faster. World wide port name wwpn, a wwn assigned to a port on a fabric which is what you would be looking for most of the time.
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