Redefining Data Storage…
Achieve the scalability and performance you need and significantly reduce your latencies without the high costs or the hardware vendor lock-ins.
Unleash the SDM Data Center
Enable the Software Defined Memory (SDM) data center by converging both Storage and Memory. Run your applications entirely in memory with ease.
About
A collection of open source and enhanced Linux RAM drive and caching modules, the RapidDisk collection of software offers nothing but lightning speed performance. No additional hardware necessary! Just use existing DRAM and data storage drives. Breathe new life into older or existing hardware. Give it the extra boost in performance without the need to spend a single dime. Simple. Energy efficient. Cost effective.
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Increase Performance
by as much as 20-30x or more .
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Reduce Power and Cooling Costs
when you offload your data requests from your slower mechanical drives and to your stateless system memory.
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Enable High Availability
with our proven resource agents to limit and reduce down time
Latest news
Announcing RapidDisk 5.0!
kernel: Remove kernel mainline specific code (intended for brd replacement). kernel: Change spinlock types to work better with virtio (github issue #13). test: Updated tests to a work with the modern version of RapidDisk. utility: Add JSON output for RapidDisk configuration (requires libjansson). www: remove fat-free (f3) RESTful API. Learn more here: https://github.com/pkoutoupis/rapiddisk/wiki/Downloads-and-Installation
RapidDisk migrated to Github
So, I decided to migrate RapidDisk to GitHub. Be sure to update your remote server entries in .git/config I have also updated the project site and all future visits to bugs.rapiddisk.org will redirect to the issues page on the github project.
RapidDisk / RapidDisk-Cache 4.2 now available.
Updates include: kernel: Added Write-Around support to rapiddisk-cache. kernel: Fixed LINUX_VERSION check for rapiddisk-cache to accommodate changes in 3.8.3. utility: Added a NOCRYPT build flag. utility: Added user definable keys for encryption setup. You can pull it from the git, yum, apt, zypp repos or download it from the SourceForge project page. Note – Please[…]
RapidDisk Version 4 Featured in Linux Journal
RapidDisk Version 4 has been featured in the New Products section of the May 2016 issue of Linux Journal (265). You can check the snippet out here.
New openSUSE Leap 42.1 ZYpp repo available
A new openSUSE Leap 42.1 repository has been added to the list with prebuilt binaries and kernel DKMS installation support. Please follow the setup instructions here: http://www.rapiddisk.org/?incsub_wiki=rapiddisk/downloads-and-installation
New Ubuntu 16.04 LTS APT repo available
Now that the latest Ubuntu 16.04 LTS release is publicly available, I have built binary DEB packages and am now hosting them for immediate download/installation. Please follow the setup instructions here: http://www.rapiddisk.org/?incsub_wiki=rapiddisk/downloads-and-installation
RapidDisk / RapidDisk-Cache 4.0 now available.
Updates include: Fixed libcryptsetup build error for RHEL6. Renamed rxdsk/rxcache modules. Did massive cleanup of administration utility code. Converted most (if not all) return codes to POSIX.1 error numbers. Code cleanup in RESTful API. RapidDisk volumes now show up as non-rotational. Cleaned up ioctls in both module and utilies. You can pull it from the[…]
RapidDisk / RapidCache 3.7 now available.
Updates include: Cleaned up kernel module code. Fixed stack overflow bug in administration utility. Fixed error print statement in administration utility. Updated copyright years. Cleaned up build environment, including Makefiles. Fixed bug in configuring encryption on device. You can pull it from the git, yum, apt, zypp repos or download it from the SourceForge project[…]
A Trip Down Memory Lane
I was cleaning up around my desk in my home office and came across this little piece of storage technology. It is a 4 Gigabyte Pocket Drive. Yes, it is a spinning magnetic external disk drive. This was the disk drive used when developing and testing the RapidCache component of the RapidDisk suite on my[…]
SMR Drives: Are they too late to the game?
The sudden popularity over NAND Flash has spelled doom for traditional magnetic Hard Disk Drives (HDD). For years we have been hearing how HDDs are reaching the end of their life. We have also heard the same about Tape drives, long before that. Although, it would seem that the prediction on HDDs may become a[…]