Since xsan is interoperable with adics stornext file system, it can be used in heterogeneous environments that include windows, unix and linux server operating system platforms. On solaris, the installation of cvfs adds a startup script to etcinit. The stornext file system snfs dpserver file is a configuration file used to control the snfs stornext distributed lan server also called proxy server or gateway on linux systems. Stornext is shared file system which enables multiple client including windows, linux and osx xsan to access the shared block storage over a fibre channel network san block based or ethernet.
The filesystem hierarchy standard fhs defines the structure of file systems on linux and other unixlike operating systems. Dec 19, 2015 the btree file system also known as butterfs is a file system for linux developed by oracle. Developed and patented by microsoft in the early 1990s. Nearly all serverswhether they are windows, linux, unix, andor mac os via apples xsancan run a stornext client and obtain access to the shared file system. We have encountered a particularly frustrating system problem on all of our machines running centos 7 with ibm tape drives lto7 lto8 and quantums stornext san technology. Examples include gfs2 from red hat, gpfs from ibm, sfs from dataplow, cxfs from sgi and stornext from quantum. It depends on media hdd, ssd, nvme, pendrive, hybrid, usage pattern sequentialrandom, mostly readsmostly writes, bigsmall files, etc, platform amount of ram, class of cpu, type of in. Stornext enables multiple windows, linux and apple workstations to access shared block storage over a fibre channel network. Stornext file system does not support the linux sendfile system call.
Quantum launches stornext storage file system on appliance. I believe it is a system problem related to the linux vfs. With the stornext platform, we now have a single file syste. You can grow a file system by adding stripe groups, but it is a manual process. By extending the stornext file system with stornext ael archive, you can move seldomaccessed data to inexpensive tape media that requires very little power, cooling, or floor space. Data sharing and data archiving software stornext fx.
Stornext file system is a heterogeneous shared file system that allows multiple servers access to a common disk repository regardless of os type. The storage manager component of stornext can only be installed on linux systems. This is only for stornext file systems that do not have the tertiary storage manager tsm component installed. Virtualization platform deployment and administration, linux administrator. How to rename a standalone unmanaged stornext file system. Tuning the mysql database can improve the performance of storage manager and other parts stornext. How to check os version in linux command line nixcraft. Stornext 6 also can now efficiently track changes in files across the data lifecycle and provide reports on who changed a file, when the changes were made, what was changed and whether and to where a file was moved. Thats about all i have time for, but its very specific towards troubleshooting single volume mount issues in stornext environments. To run stornext, the metadata controller must meet all operating system, hardware, and lan requirements. Xsan in mnt or wherever you are attempting to stat the volume to or that the permissions on the folder on the local file system are bad. If youre coming from windows, the linux file system structure can seem particularly alien. Once the stornext file system is installed, you can configure it using the stornext configuration wizard.
Combining xsan controllers and stornext clients client. Make sure that cvfsck says that the file system is clean. This issue causes apache web servers to deliver blank pages when. The ibm digital media solution combines highperformance ibm system storage ds3000, ds4000 and ds5000 arrays used in conjunction with attos celerity line of quaddualsingle port 8gb fc hbas and quantums stornext file system software to provide the infrastructure needed for content developers and video professionals to easily access. To launch the script, access the folder for your operating system on the stornext installation dvd. Stornext storage manager uses a mysql database for storing managed stornext file system information. Stornext file system wikimili, the free encyclopedia. Its a new file system and is in heavy development stages. Nearly all serverswhether they are windows, linux, unix, andor mac os via apples xsancan run a stornext client and obtain access to. Stornext has been deployed in more than 120,000 clients around the world, providing a unique combination of.
To uninstall stornext file system and storage manager on an mdc running unix or linux, run the installation script with the remove or removeall option. To avoid data loss, clients with quantums stornext file system windows, aix, irix, linux, and solaris computers must not access volumes that. Quantum extends stornext data management benefits to. Stornext is designed specifically to optimize the ingest and retrieval of large files that require guaranteed performance. If a linux stornext client is attached to any other.
Install both snfs and snsm for storage systems that require policybased data movement for example, systems that use the replication feature or include tape drives or libraries. Stornext cvfs filesystem started activated but wont. Stornext file system, which provides singlenamespace datasharing functionality, and stornext storage manager, which provides datamovement functionality. Format options the stornext file system uses the xml format for the configuration file see. The linux directory structure, explained howto geek.
A partition is a container for information and can span an entire hard drive if desired. To uninstall the stornext client software, use the appropriate method for your operating system see uninstalling the stornext client software. Stornext file system enables multiple systems to access the shared storage pool in parallel, at high speedshelping provide greater throughput and. If the web gui is not available, the following logs are useful. Lustre is considered by many to be the best file system for storage on the market and is used by many of the top 500 supercomputers in the world. Stornext mdcs and xsan clients must be connected to the same san and be able to see the same luns. With the xsan file system installed, these computers can read and write to. Quantum recommends that the storage manager database and metadata archives are stored on high. With the stornext file system installed, these computers can read and write to the same storage volume at the same time enabling what is known. User quotas and access controls allow administrators to restrict storage usage and file access for maximum data security. Quantum has upgraded its stornext scaleout file system with the addition of replication between discrete instances of the environment and shared access to a single repository for dispersed teams. The file system arbitrates access to that subsystem, preventing write collisions.
Oct 10, 2008 no other file system can support varieties of linux, unix, apple and windows within a single cluster environment. After reboot, the stornext file system is mounted at the mount point you specified. Quantum corporation wikimili, the best wikipedia reader. Since xsan is interoperable with adics stornext file system, it can be used in heterogeneous environments including windows, unix and linux operating system platforms. Zfs sun company zettabyte file system a file system developed for distributed storages of sun solaris os. In order to connect xsan clients to stornext mdcs, verify you are meeting the following requirements. The library encountered an issue where it was trying to insert a tape it had just written to back into its slot but for some reason left it hanging out enought to prevent the robotics picker from moving about in the libary. Stornext enables multiple windows, linux and apple workstations to access. The stornext file system snfs configuration file describes to the file system manager fsm the physical and logical layout of an individual file system format options. Next, check cvadmin and verify that the volume is being hosted by a metadata. The resulting messages appear in the varlogmessages file. With the stornext file system installed, these computers can read and write to the same storage.
This file is required in order to start a proxy server and is consulted when a mount command specifies the proxy server option. Copy the macintosh xsan controllers shared secret file using the same name to the nonmacintosh client. Unmount the file system from all the client systems using it. Stornext software is a parallel file processing system that provides fast streaming performance and data access, a shared file storage environment for apple macintosh, microsoft windows, and linux workstations, and intelligent data management to protect data across its lifecycle. Client systems arent required to have the same operating system to access the file system containing stornext data. With the stornext file system installed, these computers can read and write to the same storage volume at the same time enabling what is known as a file locking san. A shared disk file system is one in which a number of machines usually servers all have access to the same external disk subsystem usually a san. Automated, policybased data management for costeffective tiering across primary disk, object storage, tape and the cloud. Works on linux, freebsd, netbsd, opensolaris and macos. In general, stornext will not install on a strippeddown installation of linux. Quantum extends stornext data management benefits to customers with public cloud accounts and thirdparty object storage. If the hostname is being used in the fsnameservers file, perform an nslookup from the windows or unix command.
Unmount the file system from all the client systems. This topic describes how to install stornext file system snfs and stornext storage manager snsm together as a complete package on a linux metadata controller mdc. To uninstall stornext on a metadata controller mdc, use the installation script see uninstalling snsm and snfs to uninstall the stornext client software, use the appropriate method for your operating system see uninstalling the stornext client software. The stornext file system is a heterogeneous, shared file system with integrated archive capability. The system cannot resolve the ip address or hostname defined in the fsnameservers file. Unix linux file system basics a file system is a logical collection of files on a partition or disk. Its not the most cuttingedge file system, but thats good. From the stornext perspective, a stornext state capture is very helpful. The version of the kernelsource or kerneldevel package must correspond to the version of the booted kernel. Vmfs virtual machine file system developed by vmware company for its vmware esx server. Quantums stornext storage manager data mover is available as an addon.
The stornext file system uses the xml format for the configuration file see gx. Before installing the stornext client software, you must install the kernel source code. In addition, the system must have basic utilities installed such as perl, bash, grep, the bourne shell, etc. The stornext file system and the xsan file system share the same file system layout and the same protocol when talking to the metadata server. Stop the file system in cvadmin run cvfsck with the following parameters. Its an improved version of the older ext3 file system. How to configure a linux service to start automatically. Enable xsan extended attributes in macos server wsparcie apple. To manually mount a file system, at the command prompt, where file system is the name of the stornext file system and is the name of the xsan volume you will use, and is the directory path where you want the file system to be mounted, type. Apart from these two, linux supports a variety of other file system types, such as the relatively new reiser file system, jfs, nfs, fatxx and many other file systems natively available on other proprietary operating systems. From what i understand, ocfs is the oraclesupplied cfs for linux and windows and this is the only cfs that can be used with these platforms. Sunil joshi saint paul, minnesota professional profile.
Apple ships xsan storage area network file system apple. Saint petersburg university of film and television specialist audiovisual communications technologies. Quantum stornext file system and data management named. Stornext is used in environments where large files must be shared, and accessed simultaneously by users without network delays, or where a file must be available for access by. It spreads data over several physical locations servers, which are visible to a user as one resource. Bill yaman, vp of software at adic, says stornext is a heterogeneous file system designed for dataintensive san environments. Moose file system moosefs is a networking, distributed file system. Jan 04, 2005 user quotas and access controls allow administrators to restrict storage usage and file access for maximum data security. You have not specified whether this is for simultaneous access or moving a disk around via usb. Xsan is based on the stornext file system made by quantum corporation. Stornext shared file system setup and configuration. The core principle of btrfs is based around the principle of copyonwrite.
Stornext enables multiple windows, linux and apple clients to access shared block storage over a fibre channel network. Resolving when a stornext file system client fails to mount a stornext file system. Stornext file system snfs, colloquially referred to as stornext is a shared. For windows installation, see windows snfsonly mdc installationconfiguration. Vxvm and stornext oracle cloud fs on oel5 oracle community. Verify that the fsnameservers file contains the correct ip or hostname for the mdc of the target file system. With the stornext file system installed, these comp. Stornexts file system expansion feature enables additional primary tier. Install both snfs and snsm for storage systems that require policybased data movement for example, systems that use the replication feature or include tape drives or libraries or to use the stornext linux gui. Install the stornext file system software on the nonmacintosh client following quantums stornext instructions.
We have a quantum i6 library, which is attached to a stornext v6. Which is the fastest file system for a linux desktop. Collaboration across linux, windows, unix, and mac osx operating systems. An open source linux file system introduced by samsung in 2012. Xsan enables multiple mac desktop and xserve systems to access shared block storage over a fibre channel network. Jul 10, 2017 ext4 is the default file system on most linux distributions for a reason. On linux and solaris these utilities are called by the mount8 utility to mount file systems of type cvfs. By creating an fsports file located in usrcvfsconfig for unixbased clients and c. The process only takes a few minutes, with exception of running the cvfsck command, which can take a long time, depending on the size and number. On a stornext or stornext fx system, you receive the following error. Stornext file system snfs, often referred to as stornext is a shared disk file system made by quantum corporation. To launch the script, access the folder for your operating system on the stornext. Ffs2 presumably preceded by ffs1, one of the earliest flash file systems. Features and benefits proven solutions for stornext big data.
Eugene altshul technical solution architect oknotv. These applications operate in a variety of operating. The following runs a readonly check of the file system. Jffs original log structured linux file system for nor flash media. General operating guidelines and limitations quantum support. This can be obtained by selecting service capture state from the stornext webgui. Apr 18, 2004 user quotas and access controls allow administrators to restrict storage usage and file access for maximum data security. If the above multipath method does not work, check mdadm to see if it is using the stornext luns and consequently blocking it from stornext. Apple introduces xsan storage area network file system. Stornext, a combination of a highspeed, parallel file system and data management software, was created to solve the daunting problem of sharing, preserving, and analyzing massive volumes of unstructured data.
How to configure a linux service to start automatically after a crash or reboot this series gives practical examples of and teaches the theory behind making your applications run like services. The performance of the storage holding the storage manager database and metadata archives has an impact on overall stornext file system performance. The stornext file system is enabled by san clients that are compatible with windows, linux, unix, and mac os operating systems. I have directly observed this problem on machines with 16gb of ram and 128gb of ram. Networks, active directory, windows server, ms exchange, sql server, linux red hat. Use this procedure to change the name of a stornext file system. Quantum stornext file system and data management named network computing product of the year finalist latest industry accolade reflects unique value stornext delivers. They also seem to share a common code base or very close development based on the new features developed for both file systems. Jun 20, 2011 it connects to a storagearea network san through fibre channel, and the metadata controller retrieves the file when users make requests. Stornext s builtin features and tunable parameters make it the only choice for the broad variety of formats and deployment requirements. For simultaneous access you would need either a file server or b clustering.
Heterogeneous os support windows, linux, unix, macos. If a process opens a unix domain socket in a stornext file system and does not close it, umount hangs or fails even though fuser does not show anyone using the file system. Install the client on a linux system to run the stornext client software on red hat linux or suse linux enterprise, first install the client software package, and then configure the client. System engineer state enterprise centre of registers. Suse, opensuse, debian, ubuntu, centos, arch, fedora, rhel all are common linux distribution names. Stornext file system snfs, colloquially referred to as stornext is a shared disk file system made by quantum corporation. Quantum upgrades to stornext 6 with replication and app qos. Changing these to 777 temporarily will likely resolve if it is permissions. In the future, linux distributions will gradually shift towards btrfs. The linux community considers it unstable to use for some. Stornext file system will not mount messages file shows cvfs error file is busy. Apple xsan the apple company evolution of centravision and later stornext file systems. If client can see the metadata controller mdc in the output of cvadmin, but cannot connect to the file system. If a linux stornext client is attached to any other kind of fibreattached storage where multipathing software is used to regulate paths, the stornext file systems will not mount.
Marius kuliesius head of cloud platform team at telia. On sgi irix, sun solaris, ibm aix, and linux stornext clients, put the file in usrcvfsconfig. Kline said stornext speeds performance by separating the metadata from the actual data. Stornext storage manager can run on linux mdcs and requires a storage manager license. Oracle recommends using oracle asm, which uses its own cluster file system acfs. Run this script on the same system it was created since it uses the mount point to the file system.
1170 1073 1160 1123 1068 410 1345 500 679 1108 613 1346 852 310 565 751 1244 6 24 658 174 236 347 265 1504 909 866 685 1545 71 842 1492 1075 936 1145 910 321 1246 53 1376 1326 221