(maintenance details). SSA is a IBM SAN-like disk technology. If that's always true, why is fraud a crime? This paper will serve as a “one-stop shop” for understanding GFS2 … I managed to crash the cluster simply by doing some rsyncs in parallel; the processes crashed one node, when it failed over it promptly crashed the other node bringing an entire 10TB cluster down. Non-plastic cutting board that can be cleaned in a dishwasher, How to implement Lambda expression in Apex. Asking for help, clarification, or responding to other answers. How does one wipe clean and oil the chain? GFS2 is block level vs file level but similar functionality where multiple clients can read and write to the same block device and there is a locking mechanism in GFS2 that prevents to clients … I run a 500 MB Oracle DB for SAP on top of AIX/JFS/SSA disks. Make sure you at least turn the write cache off on all the drives so you don't end up with a corrupted database on power loss. What about Lustre (http://www.lustre.org)? My bad. Copyright © 2021 SlashdotMedia. In the search for infinite cheap storage, the conversation eventually finds its way to comparing Ceph vs. Gluster.Your teams can use both of these open-source software platforms to … Um.. perhaps call your Oracle support people. Remember -- only 10% of anything can be in the top 10%. Plus it consumes all the resources in the system. You made a joke about General Protection Fault. GFS, OCFS, and GPFS - Which Filesystem for Oracle? amani … Unexpected result from PostgreSQL information schema, Choosing the most restrictive open-source license. You can use this snapshot for … 1). Eww. To learn more, see our tips on writing great answers. They also don't have EOL programs- when someone stops developing a program, anyone can continue with it. I've run systems basically the same hardware setup as that and its been fine up to ~100gb of data, (how well you tune your system can make a lot of difference to the performance on this sort of setup), although I wouldn't want to go much larger than that on that sort of kit, (give me a HDS9960 over Fibre and then we can start talking reasonable size database systems). The free in the "free argument" is in the freedom to... aww hell, just read anything RMS has written- enlighten yourself! The company I work for uses it and we have found it to be very stable. By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. depends on how well your projected growth is known. GFS2 more full function, but not proven yet Lustre vs. GPFS (neither in mainline Linux) compete in high end clusters IBM SOFS (Samba/NFS over GPFS/Linux cluster) High performance and availability, … Royally. Thought I would toss my experiences into this thread, though it’s fairly old. – Dan Andreatta Mar 30 '10 at 13:53. proper-care-and-feeding-of-a-high-octane-RDBMS. Please tell me you're not implying RAID5... A couple of points for the grand parent post: The IBM General Parallel File System (GPFS) is a high performance shared-disk file management solution that provides fast, reliable access to data from multiple nodes in a cluster environment. If this method is not … So I ask you, what good are they if they can't even fix their own stuff. That way if they don't like the support from one vendor they can chose another based soley on their support history not on support + software. Can I ask a prospective employer to let me create something instead of having interviews? Can I use GlusterFS volume storage directly without mounting? Re:Why bother... none of those are worth using. This discussion has been archived. Current tips are GFS2 and GlusterFS. GPFS™ includes several enterprise features that provide distinct advantages, such as the capability to take a logical, read-only copy of the file system at any point in time. For one database we have, this is a major boost as the overnight batch jobs were generating a lot of small transactions and the bot. In fact I have … The mkfs.gfs2 command required a number of additional parameters: -p lock_dlm specifies that we want to use the kernel’s DLM. A.1. It sucked. I used to work somewhere it was implemented in an NFS cluster using HACMP. Minumum SAS requirements •ETL –50-75MBs/sec per CPU core •Adhoc analytics –15 … If your company is at all sizable, they probably have support contracts with the companies that provide them their mission-critical software? Global File System 2 (GFS2) is a cluster file system interfacing directly with the kernel VFS layer. RAID on IDE? Reason for trying GlusterFS comparing to GFS2 is simplicity, GFS2 requires RH cluster installation while GlusterFS not. Red Hat’s GFS2 shared file system is a popular shared file system for SAS Grid Manager. Join Stack Overflow to learn, share knowledge, and build your career. Handling possibly unethical disclosures in letter of recommendation. No new comments can be posted. Is it impolite not to announce the intent to resign and move to another company before getting a promise of employment. I hate it. What management will eventually have to realise is that using open source (and getting that freedom) saves money- not just because one doesn't pay licensing fees. Yes, HDS9960's are great, simply because of the write performance. I have the luck of having a 10gb ring between two data centers 100 miles apart, with average … Simple SW raid with 3X 300GB IDE drives for growth ext3, metadata journaling only, Making statements based on opinion; back them up with references or personal experience. The IBM General Parallel File System (GPFS) is a high performance clustered network filesystem. Are there any single character bash aliases to be avoided? This means that the same file system can be mounted and used by multiple cluster nodes simultaneously, … Problem description: For our application (RHEL 5,6) we use shared storage (EVA) and need to find OCFS2 replacement (not supported on RHEL 6) for several FS shared between nodes (2-7).
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