Jun, 2016 comparing hardware raid vs software raid setups deals with how the storage drives in a raid array connect to the motherboard in a server or pc, and the management of those drives. Mar 22, 20 jump start a raid configuration solaris 10contents introduction 1. What are the different raid levels for linux unix and windows server. Describing raid and solaris volume manager software the solaris volume manager software can be run from the command line or a graphical user interface gui tool to simplify system administration tasks on storage devices.
Jul 02, 20 software raid is one of the greatest feature in linux to protect the data from disk failure. Today when pull a disk out, solaris does not say anything. Raid1 and raid0 volume requirements and guidelines. Mar 10, 2020 this post is an attempt to explain how raid 5 recovers data by using elementary school math. This course teaches basic topics in solaris system administration. Solaris volume manager svm how to mirror the boot root. You should use the solaris os raidctl 1m command to configure the volumes. Hi, i have t5120 sparc and i have 2 146 g drives in the system. I try make software raid on x86 server with solaris 10. Jump start a raid configuration solaris 10contents introduction 1. Jump start a raid configuration solaris10 yuvalinux. Its been a long time since ive done a solaris 10 svm raid disk replacement, im afraid. Oracle group is perfect as this is an oracle software question.
Solaris 10 raidctl raid 1 vol inactive linux forum spiceworks. The sun fire v215 and v245 servers support raid 0 and raid 1 configurations. We left 1 percent of the drives left for the meta dbs, the other partition was. Of course, there have been a few happenings since then, most notably the release of oracle solaris 11 and 11. Hello all, i have read enough of texts on raid 01 and raid 10 on solaris. This guide explains how to set up software raid1 on an already running lvm system debian etch. The nixcraft takes a lot of my time and hard work to produce. After format and label the disk, still not able to detect u the unix and linux forums. Because this system is a v440, im using the hardware mirroring for the os. Which one is recommended for file server and database server. Cannot access storage area networks through sunwsanwith solaris 10 software 27 solaris management console 2. Setting up raid 5 software on solaris 10 in sunfire v250, having 6 hard disk. This post is an attempt to explain how raid 5 recovers data by using elementary school math.
In this post, i will recap raid 4 and raid 5, then talk about the math behind the raid. Use synonyms for the keyword you typed, for example, try application instead of software. We have just received a sun ultra 40 box that has 6 drives 2x250gb and 4x500gb i m trying to setup a software raid 5 on the 500gb drives with one spare and also mirror the 250gb drives. Solaris 10 installation steps using serial port youtube. Install software raid 1 on sun solaris 9 solutions. Hopefully never, but suppose you have 6 disks and 2 four port raid controller cards. Solaris 10 raid 1 setup help solutions experts exchange. Now solaris volume manager software is integrated with the solaris operating environment solaris oe and does not require additional license fees. Os solaris 10 using the command raidctl c c1t0d0 c1t1d0, this took about 4 mins to return to the prompt with volume c1t0d0 is created successfully. I make mirroring all data partitions it normally working. The other two drives in the system i am using for a database, and so, will configure software raid on them. Software raid is used exclusively in large systems mainframes, solaris risc, itanium, san systems found in enterprise computing. With solaris 10 807 os release, the raidctl1m command has been updated.
The raidctl command is for specific raid controllers, see. Solaris volume manager software features enhance storage management capabilities beyond what is handled by intelligent storage arrays with hardware raid. Man page for raidctl opensolaris section 1m the unix and linux forums if all your disks are just normal scsi, fcal or ide attached disks in the system or in a chassis that is a jbod just a bunch of disks then you need to look at solaris volume manager, take a look at. Once that is done tell solaris what to use for the root device the next time you boot. When we install, we are given the option to use ufs or zfs, but when we select a place to install were only given the option of installing on one single disk. Beginning with the solaris 10 106 release, the grand unified bootloader grub has replaced the device configuration assistant dca for boot processes and configurations in x86 based systems. Idealy ive got two identical drives on there for raid 1 so for the entire machine to be using zfs would be the ideal setup, running in headless with just ssh to connect. How to create a raid 1 volume from the root file system by using dca. I will be installing solaris 10 and also want the system mirrored using hardware raid 1 the system did. If everyone who reads nixcraft, who likes it, helps fund it, my. Solaris svm changing raid 1 volume options youtube. Unless you know for certain that zfs cant work for you, you should be using zfs for any solaris 10. The custom jumpstart installation method and live upgrade support a subset of the features that are available in the solaris volume manager software.
Find answers to solaris 10 raid 1 setup help from the expert community at experts exchange. Raid z is the worlds first software only solution to the raid 5 write hole. The operating system will be oracle solaris 10 sunos 5. If you see this video definitely you are able to install solaris 10 update 11 os in serial port db9. I have also tested this method on solaris 8 and the process. It has been fixed, so i do run hardware raid 1 with solaris 10. This software is licensed for use only in conjunction with intel. Jan 11, 2009 from wikipedia, solaris volume manager svm. Solaris volume manager provides a powerful way to reliably manage your disks and data by using volumes.
Understanding the internal will help you understand why the raid layout with a lot of drives would take longer to recover data. When creating a raid1 volume from an existing file system built on a slice, only the. The solaris fundamentals course or an equivalent unix svr4 fundamentals course is recommended. For earlier solaris versions than solaris 10 x86 update 1 1 06 refer to solaris volume manager administration guide x86. Software raid 10 in solaris 11, multipath, and a few related questions showing 1 3 of 3 messages.
I have found some info on how to mirror the 250gb drives but i havent been able to find very detailed on how to setup the raid 5. Mar 06, 2018 older raid controllers disable the builtin fast caching functionality of the ssd that needed for efficient programming and erasing onto the drive. Or you could set up raid 01 with a 3 disk raid 0 stripe set on each controller, and a software raid 1. Solaris 10 and software mirroring oracle community. Creating a raid1 volume solaris volume manager administration. This document describes how to setup a software raid 1 on a solaris 10 machine. The solaris management console smc comes with the solaris 9 distribution, and allows you to configure your software raid, among other things. Install software raid 1 on sun solaris 9 solutions experts. A redundant array of independent drives or disks, also known as redundant array of inexpensive drives or disks raid is an term for data storage schemes that divide andor replicate data among multiple hard drives.
Earlier solaris versions are not covered by this document. We are running the console remotely, so to run smc on our workstation we have to run. Hp proliant command line array configuration utility for solaris 10 x86x64 systems. I have seen some of the environments are configured with software raid and lvm volume groups are built using raid devices. Find answers to install software raid 1 on sun solaris 9 from the expert community at experts exchange.
What happen if one disk fails and solaris does not tell raidctl. Both sparcbased and x86based versions of solaris are covered in this course. You should use the solaris os raidctl1m command to configure the volumes with solaris 10 807 os release, the raidctl1m command has been updated. In this post, i will recap raid 4 and raid 5, then talk about the math behind the raid 5.
Software raid is one of the greatest feature in linux to protect the data from disk failure. This is the foundation for a range of new support capabilities for oracle solaris and oracle systems customers. Software raid in solaris 10 ars technica openforum. Software raid 10 in solaris 11, multipath, and a few. Chapter 10 raid 1 mirror volumes tasks solaris volume. How to choose the configuration of the system disk for solaris 10 sparc.
The solaris custom jumpstart and solaris live upgrade installation methods use the solaris volume manager technology to create raid1 volumes that mirror a file system. The reason for this is that grub was introduced with solaris 10 x86 update 1 1 06 release. Chapter 8 creating raid 1 volumes mirrors during installation overview this chapter discusses the advantages of creating raid 1 volumes mirrors for the root file system. This design is possible only because zfs integrates file system and device management in such a way that the file systems metadata has enough information about the underlying data redundancy model to handle variablewidth raid stripes. Is it possible to create a software raid 10 across all of the disks and install the os on that. In a hardware raid setup, the drives connect to a special raid controller inserted in a fast pciexpress pcie slot in a motherboard. You could set up raid 10 with 3 raid 1 sets 2 on one controller and 1 on the other and then a software raid 0 stripe set. This would give me 2gb of cache from the controller 1gb per 3 raid 1 groupings and then use zfs to create the striping groups. Solaris volume manager reports status information on raid 1 volumes and submirrors so a system administrator can determine what, if any, maintenance action is required. We have lvm also in linux to configure mirrored volumes but software raid recovery is much easier in disk failures compare to linux lvm. Hey folks, im attempting to configure software mirroring on a solaris 10 system. There is nothing in the question about sun hardware, so that is not applicable. The solaris volume manager software lets you manage large numbers of disks and the data on those disks.
Scopeforemost describe how to do this on solaris 10 606. Its one of task list before configuration and installation oracle in solaris 10. When you are working with raid 1 volumes mirrors and raid 0 volumes singleslice concatenations, consider the following guidelines. But i wonder if there is any way to see disk health from solaris. The solaris volume manager administration guide provides instructions on using solaris volume manager to manage disk storage, including creating, modifying, and using raid 0 concatenation and stripe volumes, raid 1 mirror volumes, raid 5 volumes, and soft partitions. On a side note, if youre using software raid its about a million times easier to setup a zfs pool, if you have solaris 10 1106 or later installed. Software raid on top of hardware raid unix and linux forums. Some one pls tell me how to do or post some link if that helps. Plan to use software raid veritas volume mgr on c1t2d0 disk. If you can afford it i would recomend using identically sized drives. Customers can view the results of continuous system health checks and easily obtain system and software component certification information.
Solaris 10 raidctl raid 1 vol inactive linux forum. Now solaris volume manager software is integrated with the solaris operating environment solaris oe. Introducing oracle solaris 10 1 oracle solaris blog. Since these controllers dont do jbod my plan was to break the drives into 2 pairs, 6 on each controller and create the raid 1 pairs on the hardware raid controllers.
Disk mirroring using solaris disk manager raid 1 volumes. If you are running solaris 10 u5, you can only have mirroring using svm. Explination about raid levels in solaris 10 describing raid and solaris volume manager software the solaris volume manager software can be run from the command line or a graphical user interface gui tool to simplify system administration tasks on storage devices. The m series does not support hardware raid, but only software, and this article do the brief of creating the software raid in. Software raid 10 in solaris 11, multipath, and a few related questions showing of 3 messages. Just to note up front i used identical maxtor 80gb drives for this raid setup. How to set up software raid1 on a running lvm system incl. The grubbased installation program of the solaris 10 106 software and. This chapter also describes the solaris volume manager components that are required to create mirrors for file systems.