Hi phillip, with the 6000er series there is no option between hardware based and software based disk ownership. You can correctly cable the sas connections from each controller to each stack in an ha pair or in a singlecontroller configuration by understanding that sas disk shelves use software based disk ownership. Data storage software data management platforms netapp. File distribution by size helps the customer to identify workloads based. They had my resume in front of them and asked me about every skill and experience that i had written on my resume, and how it compares and can contribute to working at netapp as a software engineer. Explain disk ownership software based and hardware based. Software disk ownership netapp storage controllers rely on ownership labels written to disk rather than physical. Changing disk ownership all current netapp storage controller systems can assume ownership of any disks it can see regardless of physical cabling through the use of software based ownership. The easiest way to do this is to install netapp system manager which you can download from the now. If the controllers are already close to cpu capacity, and the existing aggregate disks are highly utilized, the volume reallocate may need to be held off until a. Netapp cloud manager formerly oncommand cloud manager. All of these used the same chassis, disk type, the only different between the filer and disk.
After you have assigned ownership to a disk, you can add that disk. This command will remove the sanown information on all the disks note that this command will not work on disks that are owned by another system. If disk ownership automatic assignment is on, turn it off. Talons software will integrate with netapp cloud volumes ontap, cloud volumes service and azure netapp files solutions and give customers a faster path to the public cloud at a better total cost of ownership. Netapp software products and license keys are available for immediate download. If the node is configured in a software based disk ownership. So far its only been the phone interview and it went really well.
Once you have the disk name of the unowned disk you assign ownership with this command. Fas storage systems simplify your storage with leading data management, quickly responding to changing storage needs across flash, disk. Install one or more disks according to the hardware guide for your disk shelf or the hardware and service guide for your storage system. Otherwise, disk ownership is software based, and you must assign disk ownership. How disk ownership works for platforms based on data ontapv technology. Where is the host adapter and is the drive number do i need to update the disk qualification package after disk. Manually erasing software based disk ownership information if you are moving disks from a storage system using software based disk ownership to a system that does not, and the target system is running a version of data ontap earlier than 6. If your system uses softwarebased disk ownership, you must assign the attached disk shelves to the appropriate pools.
Before you initialize and clean the configuration, enter maintenance mode on both nodes and type. Netapp assumes that the reader has working knowledge of the following. Jun 09, 2017 expanding an adpv2 rd2 aggregate i recently ran into a situation with a customer where we were attempting to add a small subset of ssds into an existing netapp a200 configuration that leveraged the lastest version of advanced disk partitioning adp. The capacity numbers in this table do not take into account the 10 percent of disk space that data ontap reserves for its own use. Remove the software ownership information from the disk. Netapp shared storage follows the software based ownership model. Netapp clustered data ontap storage aggregate part 9. Manually erasing softwarebased disk ownership information if you are moving disks from a storage system using softwarebased disk ownership to a system that does not, and the target system is running a version of data ontap earlier than 6. If you need to resize command line let me know and i will assist.
Results scale deployed new digital marketing capabilities to support maturing programs kpis boosted sitewide engagementmeasured by. If adding 2 x 14 disk raid groups to an existing 14 disk raid group, theyll be no hotspot caused by adding the new disks. Enterprise storage leader uses adobe marketing cloud to gain datadriven insights and develop tests to improve digital experiences. Data ontap assigns and makes use of four different disk categories to support data storage, parity protection, and disk replacement. This option specifies whether disks are automatically assigned on systems with software disk ownership. I was able establish a jbod on my netapp ds14mk4 14 x 450gb using an hp qlogic qle2462 hba on an ubuntu 16.
Assigning disks also enables you to keep your disk firmware up to date. Technical report a continuousavailability solution for. If the disks were to be spilt, each disk has to be assigned manually, or through a script. You will be able to see them with disk show n which shows all unassigned disks and then reassign them with disk. Apr 05, 2010 through all that it looks as if we have a linux box we could do a direct attach to the server and do a software raid on the drives without having to use the netapp controller and software. Visualizing netapp disk performance and latency logicmonitor.
The raid group size input in the calculator is only for disk space calculations and this is ignored for the raid group. Controllertostack connection rules netapp documentation. Dont forget to assign ownership to disks on your netapp. To assign ownership to the disks ssh into your filer and do the following. Add disk space to volume in netapp solutions experts exchange. Removing ownership from a disk netapp documentation. New netapp software and flash systems simplify data. You will need to locate the disks that dont have any owners. Offers premium onsite and remote support while meeting security requirements. Connollys team developed a solution that incorporates netapp allflash fas hybrid storage with full disk encryption and netapp ontap data management software. We replaced two entire racks of our legacy disk based storage system with one shelf of netapp all flash fas, and we cut our power and. Manually assigning disk ownership if your cluster is not configured to use automatic disk ownership assignment, you must assign ownership manually. Background disk firmware update and takeover, giveback, and aggregate relocation types of disk ownership system administration deciding whether to use this guide cluster and svm administrators.
To optimize the performance, dgkcc leverages netapp flash technology. You cannot reassign ownership of a disk that is in use in an aggregate. Reusing disks configured for softwarebased disk ownership. Nov 30, 2016 we recently had a need to zero out and reinstall a netapp fas 8080 in order to move it from test to production. To verify whether software or hardware ownership is in use, run the storage show command, or look at the contents of the storage section of the filers autosupport email. How to determine if a filer is using hardwarebased or. Mar 06, 2017 the opportunity for netapp to join the open compute project ocp program this year as the only storage and data management systems provider is a real privilege. Aug 09, 20 to remove disk ownership without going into maintenance mode, you can use these commands. If the option is set to on, then turn the option off. Netapp disk drives netapp hardware express computer systems. Disk size rightsized capacity available blocks fc disks fc 18 gb 17 gb 34,816,000 fc 35 gb 34 gb 69,632,000.
Solution is similar of course except i cant tell the customer told you so and point them to this thread to justify my refusing to send them hp branded replacements this way around. Enable qlogic hba bios using on system bootup disabled by. The data ontap operating system assigns unassigned disks to the system and pool based upon the disk loop. On 2 the volume reallocate adds load to the system. On systems using software based disk ownership, you assign disks to a controller and pool to make the disks available for use in an aggregate. If your cluster is not configured to use automatic disk ownership assignment, you must assign ownership manually.
The college now benefits from backup capabilities, flash storage, more disk. Adding disks to a storage system home university of. Manually assigning disk ownership netapp documentation. Express computer systems is your source for used cisco, ibm, sun, netapp, and hp hardware at up to 95% off retail.
If needed, repeat the previous step for the nodes ha partner. These diagnostic commands are for use by netapp personnel only. Now i have all disks in spare pool, no disk is marked as partner. Firmware is uptodate on all disk drives to update singleselective disk manually. Repeat the previous step on the nodes ha partner if it has one.
Netapp software engineer interview questions glassdoor. After adding a disk, the storage system automatically takes ownership. Your filer is set up with software disk ownership, presumably so that clustered filer heads can share the same shelves. Hi eugene, i booted fas to maintenance mode, upgrade disk ownership to software, then removed ownership on all disk on 0a channel by. Delivering data management across flash, disk, and cloud. To verify whether software or hardware ownership is in use, run the storage show command, or look at the contents of the storage section of the filers autosupport email if a sanown not enabled message does appear at the bottom of the storage show command output, it means that the filer is using hardware based disk ownership. With the new netapp system, ichthus college now has a futureproof, multiprotocol storage system with the technology and tools in place to plan and take operations forward. Once assigned, storage systems use reservations to keep other storage systems from touching the disk. It will take considerable amount of time to copy the data. Access now for required documentation, tools, and equipment. Once the ownership is removed then you run option 4 and initialize and clean the configuration. If an entire disk fails, the parity disk prevents any data from being lost. But i was not aware of hard ware base disk ownership and when i connected the fc cable from both the filer to both esh4 module of new disk. If a disk shelf or loop contains a mix of disks owned by node a and node b, you must use this procedure to move the data.
It also completes a circle for netapp as a leading voice for the role of software in an open hardware ecosystem. Manual pool assignment with software based disk ownership spare disks partitioned and nonpartitioned pane is not loaded in oncommand. The disk category can be one of the following types data disk. Perform cabling for activeactive controller configurations.
This allows the system to automatically assign disks based on the loop. How to show failed disks on a netapp filer this netapp howto is useful for the following. Netapp delivered a solution that creates a classified cloud that is totally isolated from other networks, with one separate piece that functions as a file share. Netapp disk sanitization 12162010 wade leave a comment go to comments the disk sanitize feature performs a disk format operation and uses 3 successive byte overwrite patterns per cycle and a default 6 cycles per operation, for a total of 18 complete disk. If software based disk ownership is enabled on a filer that has hardware based disk ownership. Disks must be owned by a node before they can be used in an aggregate. As a sideeffect, you must set the disk ownership of disks after you replace them. Buy, sell and lease your netapp with express computer systems. This section describes how to assign and remove disk ownership. Pity you addressed the solution as hp disk in netapp san rather than the way i asked it as in netapp disk in hp san. Netapp has supplied replacement disks, which have been inserted and have gone green.
I smell a project here in trying to attach to an openfiler box. Software disk ownership all new storage controllers rely on ownership labels written to disk rather than physical connections like the fas900 and earlier models. The following sample output of the disk show v command on an activeactive configuration using software based disk ownership shows disks 0b. Netapp remove disk ownership without reboot fordodone. For the latest information on supported disk drives, see the system configuration guide on the now site now. Technical report a continuousavailability solution for vmware vsphere and netapp using vmware high availability and fault tolerance and netapp metrocluster netapp and vmware, inc. Also this includes a new feature called raid group size estimator where you key in disks values, raid type and disk type the software will attempt to provide the best rg size values either based on netapp recommendations or optimal capacity. On configurations using softwarebased disk ownership both automatic and manual downloads update firmware only for those disks owned by the local filer. Network appliance toasters software ownership query. Is not automatically downloaded to unowned disks on filers configured to use software based disk ownership. If a sanown not enabled message does appear at the bottom of the storage show command output, it means that the filer is using hardwarebased disk ownership. Dont remove ownership from disks in an online aggregate, such as the one with your root volume in it.
Disk failed to initialize hi all, not sure if my brain has decided to give up on me due to the sheer amount of drives ive tested in the last week but weve had 25 x294ar5 drives come through the door and every single one failed in both an exn and a ds14mk2at, is there a way to get over this or is it something else. Discover what you can do with netapp cloud services. Assign all the disks to pool 0 by running the disk assign all p 0 command. Categories clustered data ontap 8,clustered data ontap triage. The option is turned on by default, and autoassigns disks on systems with softwarebased disk ownership. Netapp data management software empowers you to manage your dataon premises and across private, and public cloudswith unprecedented flexibility.
Solution is similar of course except i cant tell the customer told you so and point. When you use the storage disk firmware update command, the firmware is. Netapp changing disk ownership 07232011 05292015 by eddiethiers when adding a disk shelf to a loop on an existing filer there is a need to change the ownership of the disks contained within the disk shelf so that the new filer has ownership. Is not automatically downloaded to unowned disks on nodes configured to use software based disk ownership. Visualizing netapp disk performance and latency if you have decent netapp monitoring, you should of course be monitoring the thing that matters and for most applications that is the latency of requests on a volume or lun. I interviewed at netapp raleigh, nc in february 2018. Netapp storage administrators to plan a highly available and easytomanage sql server environment and to meet stringent slas. I was given the task to attach the new fc mk14 disk shelf with 7 disk to the existing environment, and was told to give the new disk ownership to the filer6. Does a netapp fiber shelf have to be connected to a filer. Their virtual disks are located on data stores and mount directly from the netapp storage. The following procedure applies to any controller that has softwarebased disk ownership enabled. Release notes see the release notes for uptodate information about the clustered data ontap 8. Computershares customer service department may be reached at.
See the power guides for instruction about completing key tasks for advanced configurations, using netapp best practices. For storage systems using software based disk ownership. The originator of softwaredefined storage who knew. Assigning disk pools if you have softwarebased disk. Aug 11, 2014 assigning ownership to disks for netapp ontap 8.
Ensuring uniform disk ownership within disk shelves and loops in the system. Fas storage systems resources netapp documentation. Netapp also sell the filler based on these disk shelf. Manually erasing softwarebased disk ownership information. With the data ontap functionality of netapp flash pool intelligent caching, it is possible to handle solidstate drives ssds and hard disk. Using raid 4, if one disk block goes bad, the parity disk in that disks raid group is used to recalculate the data in the failed block, and then the block is mapped to a new location on the disk. Now netapp on the web site for updated information. Ontap run your most demanding apps with confidence on the industrys leading enterprise data management software. Manual pool assignment with software based disk ownership spare disks. Do not use the owner or the sysid parameter with the all parameter. Updated on every disk regardless of whether it is on the aloop, the bloop, or in an ha environment. When the copyownershipfrom parameter is specified with the node parameter, it assign disk ownership based on the copyownershipfrom parameter. After that, when you receive a correct size replacement from netapp, you need to exchange the downsized 2tb hard drive with the delivered 1tb spare.
Memory accelerated data max data metrocluster business continuity. Dear spiceworks friends, i am in a panic situation. If not, you may want to copy anything key off those disks now. Data ontap stores ownership information directly on the disk. The netapp nearstore thus created the nearline storage market segment. If you are moving disks from a storage system using softwarebased disk ownership to a system that does not, and the target system is running a version of data ontap earlier than 6. So removing the ownership of the disks will result in loosing disks.
From there you can add the filers and right click on the volume and resize. How disk ownership autoassignment works if your configuration follows some basic rules to avoid ambiguity, data ontap can automatically assign disk ownership and pool membership softwarebased disk ownership guidelines when you assign disk ownership, follow these guidelines to keep autoassignment working and to maximize fault isolation when a storage system uses software based disk. You can explicitly assign disks on the attached disk shelves to the appropriate pool with the disk. For filers using software based ownership, check the option disk. All questions regarding ownership of netapp stock should be addressed to our transfer agent, computershare investor services. The company chose netapp to implement a futureproof system. Unowned disks cannot be used for data or as spares without being assigned ownership. Software based disk ownership was unintentionally enabled by the administrator or the filer if the system was upgraded from data ontap 6. That decision prompted netapp to release in 2001 the first enterpriseclass storage array based on ata technology at new price points previously unavailable to the online storage market. Ontap run your most demanding apps with confidence on the industrys leading enterprise data management software for shared environments.1595 252 157 1463 239 257 822 1168 448 159 791 996 477 769 630 1130 621 151 1527 1180 1180 43 864 817 162 298 87 1178 894 320 628 1432 1016 1283 680 785 1134 604 1345 608 1438 1287 1154 1027 1448 1027