A snapshot is a readonly copy of a file system or volume. System administrators can patch a system image rapidly without impacting the boot. Even though the server is down,xscf will be always available until power supply coming to the server. You can use the zfs snapshot command to create a snapshot, which takes as its only argument the name of the snapshot that you want to create. Solaris using live upgrade to upgrade solaris 10 u9 to u10. This is having zfs filesystem and 10 sparseroot zones are there. I want to install solaris 10 recommended patch cluster on it, but not sure, how to go ahead with procedure. But we have to make sure backup everything include create zfs snapshot and splitting zfs mirror for rollback plan. How to install a zfs boot block in solaris the geek diary. How to apply os kernel patch on solaris 10 server which. Helios sun solaris 10 zfs offers blazing filesystem. Xscf has its own processor to monitor the server hardware.
How to create and check lu live upgrade boot environment. Im not sure if sun supports this process, so dont use on a production server until you have tested patching. Use this procedure when you need to upgrade or patch a zfs root file system with zone roots in at least the solaris 10 509 release. Patching a live solaris 10 system without live upgrade. Oddly, the book doesnt address the use of zfs with solaris 10 zones containers. I was trying to upgrade to the latest patch level, but in single user mode while updating patch cluster i get.
The following tables summarize differences between oracle solaris 10 and 11 with emphasis on the benefits of oracle solaris 11. If you are using zfs snapshots as a way to rollback from patches, try checking the contents of varsadmpatch before patching, post patching, and post rollback. Recommended zfs configurations and practices oracle life in. If you are using zfs snapshots as a way to rollback from patches, try checking the contents of varsadmpatch before patching, post patching, and post rollback if you are not already using the feature, investigate alternate boot environments for. Patching on the local solaris target machine with direct access to the internet is the most straight forward process and this document will describe this scenario. These updates can either be a system upgrade or the application of patches. Solaris 10 patching issue i have a t5220 server and the patch level is. How to recreate a zfs root pool and restore root pool snapshots. I did it by hand so i knew exactly where it would be. Solaris 10 live upgrade with zfs is really simple compared to some of the messes you could get into with svm mirrored root disks. For you information,from solaris 11 onward, zfs will be the default root filesystem. Solaris live upgrade software enables the operating system to continue to run while upgrades, patch installations, or routine maintenance operations are performed. Sep 17, 2015 regarding to oracle security alert cve list, we need to apply solaris recommended bundle patch instead of apply one by one patch. New boot environments bes are created using zfs file system snapshot clones, and are created almost instantly.
But pressure to release more significant cool feature enhancements such as zfs, containers zones, newboot grub, ldoms hardware vitualization for sparc, etc. First alternative solaris 10 zfs migration from ufs example. Demonstration zfs snapshots on solaris july 12, 2012 by lingeswaran r leave a comment zfs snapshot is one of the cool features in solaris. 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. Regarding to oracle security alert cve list, we need to apply solaris recommended bundle patch instead of apply one by one patch. Zfs patching with zones using lu liveupgrade in solaris. Jul 21, 2018 solaris 10 branded zone kernel patching procedure solaris 10 branded zone kernel patching procedure this blog explains the steps to create a new boot environment in a oracle solaris 10 branded zone on oracle solaris 11. Patching a live solaris 10 system with lu, zfs, and pca probably. The beadm command is the user interface for managing zfs boot environments bes. Zfs datasets for which snapshot and clone will be created for be are. Create snapshot for all of the datasets for all zpools other than rootpool as we have. 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. From extensive googling, ive managed to understand that there arewere some automated services to do this, like.
In this tutorial, i will show you step by step how to work with zfs snapshots, clones, and replication. Zfs, the first modern open source file system, was released years ago. Solaris 10 os patching using liveupgrade unixarena. Hi, i am working on network management software product. Solaris 10 ldom kernel patching using live upgrade. The first step in this process is to ensure that solaris 10 operating system is installed, followed by the installation of any optional solaris 10 contributed software. The other feature that is related to zfs snapshot is the zfs clone, which. Sun have done some work in recent times with liveupgrade the last time i looked at it, a few years back now, it was rubbish. In this example, a zfs be zfsbe, which was created on a solaris 10 10 09 system with a zfs root file system and zone root in a non root pool, is upgraded to the oracle solaris 10 9 10 release. Solaris 10 uses varsadmpkg and varsadmpatch to track package and patch versions. You need to mount the zfs root pool so you can install the boot block that corresponds to the patch. Because zfs is a 128bit file system, its theoretical limits are truly mindboggling2128 bytes of storage and 264 for everything else, including file systems, snapshots, directory entries, devices, and more.
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. This is how solaris 7, solaris 8, and solaris 9 update releases worked. Mar 04, 2016 zfs is both a file system and a volume manager but with one simple interface so you dont have to learn separate products just to manage your data. Snapshots can be created almost instantly and initially consume no additional disk space within the pool. My home directory in opensolaris 0906 is part of the zpool rpool. I want to install solaris10 recommended patch cluster on it, but not sure, how to go ahead with procedure. In the previous solaris release, a snapshot could only be destroyed by using the zfs destroy command if it had no clones. Here a notes for solaris 10 patching update that can be used as reference and i hope it is useful. It is only when changes are made to the files that the current active environment starts to differ from the snapshot. In otherwords, if the systems root filesystem is zfs,then you have to use liveupgrade and no other way to do it. Snapshot is one of the most powerfull features of zfs, a snapshot provides a readonly, pointintime copy of a file system or volume that does not consume extra space in the zfs pool. In the previous tutorial, we learned how to create a zpool and a zfs filesystem or dataset.
Sun solaris 10 zfs offers blazing filesystem performance. 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. Clarification on the two and a recommendation on which to use for patching or best practices. This is supported both windows and solaris platform. I thought it was about time i took another look, since a lot of the updates in opensolaris were looking good. Recommended zfs configurations and practices oracle life. All helios ub based products and tools have successfully passed performance and reliability testing using the new sun zfs file system. For you information,from solaris 11 onward,zfs will be the default root filesystem. Mar 18, 2015 solaris 10 live upgrade with zfs is really simple compared to some of the messes you could get into with svm mirrored root disks. Are certain filesdirectories backed up by one and not the other. Patching a live solaris 10 system without live upgrade ive used this procedure for patching a live solaris system with a zfs root. Below is a simple live upgrade be creation and patching example. Here im telling zoneadm not to create a zfs dataset with x nodataset.
Patching a live solaris 10 system with lu, zfs, and pca. The content is drawn from transitioning from oracle solaris 10 to oracle solaris 11 and other sources in the oracle solaris documentation. From the research ive done the best method for just patching not upgrading is to follow these steps. Then i created the zone manually and then customized the zone. Im trying to enable automatic zfs snapshotting on a solaris 10 server. Students will have access to both sparc and x86based solaris servers to perform their labs. Mar 17, 2014 how to create and check lu live upgrade boot environment on solaris10 10. With oracle solaris, the snapshot is created in a matter of seconds. Here is the procedure to upgrade the kernel patches in solaris 10 with zfs filesystem using live upgrade method 1. Using the snapshot, we can take the online backup and using zfs send feature we can send the zfs snapshot stream to any remote location and receive from there as well. Solaris os patching has been moved far away from the traditional methods from solaris 10 onwards. The snapshot uses only space when the block references are changed.
How to create and check lu live upgrade boot environment on solaris10 10. Solaris 10 kernel patching q2 2018 linuxtab a man page. Differences between solaris 11 and solaris 10 oracle. Jul 03, 2012 solaris os patching has been moved far away from the traditional methods from solaris 10 onwards. The idea of upgrading and patching has prompted me to make sure i can do this on a live system. How to upgrade or patch a zfs root file system with zone. This utility is intended to be used by system administrators who want to manage multiple oracle solaris instances. For you information,from solaris 11 onward,zfs will be the default root. Both sparcbased and x86based versions of solaris are covered in this course. After the zone was successfully created i took the zfs snapshot using zfs send command as given below and then created the file.
In this solaris release, the snapshot must also have a zero userreference count. Overview of zfs snapshots oracle solaris zfs administration. We have performed patching for solaris os under zfs with zones using live. An oracle solaris zfs snapshot is a readonly copy of an oracle solaris zfs file system or volume. My discussion of ufs snapshot capabilities is partially based on the article free snapshots by peter baer galvin in sys admin. I can use zfs list and see a list of the snapshots ive taken. I want to patch one side of the mirror and keep intact another side safe in case of roll back is required. Here a notes for solaris 10 patching update that can be used as reference. Solaris 10 live upgrade with zfs and nonglobalzones fail the goal was to consolidate 40 or so physical servers onto a m4000.
Sep 22, 2014 patching zfs based sparc system with live upgrade solaris patching with live upgrade, zfs makes it so much easier solaris live upgrade is a superb tool that lets your operating system create an alternate boot environment. I tell it where to find the solaris image i brought over from the virtualbox with d, and u tells zoneadm to do a sysunconfig once the zone is installed you can also supply a v flag to get a fair bit of debugging. The snapshot is placed within an existing file system or. Oracle solaris 10 811 oracle solaris 11 oracle solaris 11 benefits. We saw in my previous article that zfs snapshot is a readonly copy of a dataset which can be used as a backup mechanism to rollback the system to its previous state, this can be useful before application upgrade or patching. Solaris 10 zfs essentials is the perfect guide for learning how to deploy and manage zfs file systems. Solaris 11 installing a version control system march 3 february 2 2017 45. Also, solaris live upgrade works the same as in previous releases when you use zfs. The operating system will be oracle solaris 10 sunos 5. Solaris 10 606 introduces zfs or zettabyte file system and the sata framework and xorg 6. Solaris 10 edition 1106, all patches installed as of january 15, 2007. The copy on write cow capability of the file system offers distinct capabilities, such as inherent capability to understand the state of the file system over time. Zfs is both a file system and a volume manager but with one simple interface so you dont have to learn separate products just to manage your data.
Some people managed to use the previous zfs automatic snapshot implementation on solaris 10. I need to take the snapshot of the solaris server which installed our product, like vmware in windows. I used three machines in the preparation of this article, a sunblade 100 with 2 gb of ram, 2 80 gb hard disks, a dual channel scsi hba, an xvr100 64 mb frame buffer, an internal ide dvdrom drive and two. Recovering the zfs root pool or root pool snapshots oracle docs.
Sun solaris 10 zfs offers blazing filesystem performance helios. How to create and check lu live upgrade boot environment on. The post discusses about how to install zfs boot block on a system running a zfs root filesystem. Jun 06, 2015 the beadm command is the user interface for managing zfs boot environments bes. If you are transitioning your systems running solaris 10 to solaris 11, your task is simplified because zfs is basically the same on both releases. But before we do send and receive see that no rsync and no sftp interface process should run and if found kill the rsync and sftp process.
Solaris is a proprietary unix operating system originally developed by sun microsystems. I have done this with svm and vxvm mirrored root fss by splitting them to keep one safe partition as a backout plan for the future purpose just incase the patching gives any issues. Automatic zfs snapshots on solaris 10 server fault. We have downloaded the latest recommended patch cluster from sun site and tested the patching on abe while all services are up and running on be current booted environment without any.
It looks like the solaris 10 os cannot find zfs filesystem and keeps on rebooting in normal solaris os mode, but when i go to safe mode and type. In the example below, you are creating a snapshot of datapoolhomeuser that is. Solaris has a very elegant implementation of snapshots both in ufs and zfs. Patching zfs based sparc system with live upgrade solaris patching with live upgrade, zfs makes it so much easier solaris live upgrade is a superb tool that lets your operating system create an alternate boot environment. How to create rename rollback destroy a zfs snapshot. I think using zfs files system, we can take the snapshot in solaris 10 but. For that level of detail, one must refer to the zfs administration guide on the sun web site no charge. Sun solaris 10 zfs offers blazing filesystem performance the new sun file system zfs represents a previously unseen breakthrough in file system performance and management. Creating solaris 11 guest vm using zfs snapshot vmware. Jul 02, 2015 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. On a bare metal x86 64 bit server i have installed solaris 11. How to use snapshots, clones and replication in zfs on linux. Upgrading to a new release this example explains how to upgrade an oracle solaris 10 305 system to the oracle solaris 10 106 release. Image packaging system ips a state of the art, network repositorybased.
In the steps that follow, zfs2be, is the example name of the boot environment that is upgraded or patched. In 2010, after the sun acquisition by oracle, it was renamed oracle solaris solaris is known for its scalability, especially on sparc systems, and for originating many innovative features such as dtrace, zfs and time slider. How to upgrade and patch with oracle solaris live upgrade. Solaris 10 branded zone kernel patching procedure solaris 10 branded zone kernel patching procedure this blog explains the steps to create a new boot environment in a oracle solaris 10 branded zone on oracle solaris 11. If in manual configuration mode use new ipadm and dladm commands.
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