Articles about Replication

How the flying snake looks in simulation

The underbelly of simulation science: replicating the results

Replicating computer-simulated science is harder than you think, as a group of aerospace researchers from George Washington University have found. In fact, without decent versioning, documentation, publication of data and rigorous evidence standards, simulations that attract headlines both in academic and general media should …
Woman watches TV with cat, uses remote to change channel. Photo by Shutterstock

Dell Storage Centre: Following more than one of our series? Here's the remote

Dell says its Storage Center OS v7.0 adds deduplication and compression to make more efficient use of flash memory. It also adds common management and cross-replication for SC and PS series kit. SC, or Storage Center, is the operating system software for Dell's SC series arrays, originally branded Compellent, and generally …
Chris Mellor, 19 May 2016

Storage array firmware bug caused Salesforce data loss

Salesforce.com has revealed that a bug in the firmware of its storage arrays was behind last week's data loss incident. The mess started in the company's Washington data centre on May 9th, when admins noticed “a circuit breaker responsible for controlling power into the data center had failed.” “The team engaged the circuit …
Simon Sharwood, 18 May 2016
Precog Minority Report

Tintri debuts storage precog that knows what you'll need in 6 months

Tintri has made a triple-play for its future with enlarged flash capacity, the addition of scale-out and predictive analytics so customers never need get surprised by space running out. The three existing T5000 all-flash arrays now use Samsung 3D V-NAND SSDs, the ones with TLC (3bits/cell) flash, and their raw capacity has …
Chris Mellor, 17 May 2016
EMC_Unity_bezel

EMC Unity or VNX3? You tell me

Opinion The big announcement at the recent EMC World was VNX3 – or EMC Unity as we now have to call it. The EMC marketing Reality Distortion Field is in full effect, with the company at pains to claim that Unity is a brand new product “designed from the ground up”, although your correspondent believes it appears to be significantly …
Chris Evans, 17 May 2016
VMware nutella

VMware plugs Java bugs

VMware has plugged Oracle's Java deserialization mess, which Big Red quashed in April. VMware has issued instructions explaining that Disabling JMX port Manually on Single Sign-On will address the problem in vCenter Server on Windows. vSphere Replication can also be affected by the bug “if its vCloud Tunneling Agent is …
Simon Sharwood, 17 May 2016
Dog and fence, mage via Shutterstock

Dell opens Oracle exit route for SAP data shops

Dell has turned its Oracle database migration suite into an exit out of Larry Ellison’s empire. Dell’s SharePlex Oracle-to-Oracle replication suite has been updated so that SAP customers can now jump from the Big Red One to the ERP giant’s Hana in-memory database. You can also use the Dell suite to move to EnterpriseDB …
Gavin Clarke, 16 May 2016
Newsroom

Exagrid gets Nimble

Nimble and Exagrid are partnering for data protection. Bill Andrews, Exagrid's CEO, said resellers are getting requests from customers for a product threesome: Nimble for primary storage, Veeam for backup software, and ExaGrid for longer-term backup and archive of Nimble snapshots. A Nimble-Exagrid partnership is a response to …
Chris Mellor, 12 May 2016
A plate of horderves

Zerto climbs K2

Kaminario K2 all-flash arrays can use Zerto replication. The Zerto software copies their data to local or remote target systems for disaster recovery. The destination systems can be other suppliers all-flash, hybrid or disk arrays. Zerto's Virtual Replication software runs at the hypervisor level and replicates virtual …
Chris Mellor, 12 May 2016
IBM_FlashSystem_V9000

IBM's FlashSystem looks flashy enough, but peek under the hood...

Storage Architect This week IBM announced three new flash products, two of which are based on existing technology. Mainframe/Power customers got the all-flash DS8888, with the A9000 and A9000R models covering the rest of the market. What’s interesting about these latter two products is that they are based on Spectrum Accelerate, otherwise …
Chris Evans, 03 May 2016
EMC_Unity_bezel

EMC re-engineers its VNX flashy boxen, puts Unity on the label

EMC's mid-range VNX/VNXe arrays have been re-engineered to make better use of flash, producing the Unity array with a starting price of less than $10,000. It is firmly in the active:active, dual-controller mode and comes in all-flash, hybrid flash/disk, and software-only (VSA) configurations. The array is positioned as an SME …
Chris Mellor, 03 May 2016

IBM goes to WANdisco

IBM is OEM’ing WANdisco’s Fusion data replication product. It will be sold as a standard IBM-branded component of IBM storage and analytics products, covering Hadoop or non-Hadoop, and on-premise or cloud environments. IBM will have access to the Fusion Software Development Kit enabling IBM self-sufficiency in extending the …
Chris Mellor, 29 Apr 2016
IBM_FlashSystem_900

IBM bungs deduplication in FlashSystem arrays

IBM launched three new all-flash array products, including an all-flash DS8888 monolithic array. It says the three products each have a minimum latency of 250 microseconds, and use IBM's proprietary format flash drives, called MicroLatency modules. Big Blue says the MicroLatency technology transfers data within the flash …
Chris Mellor, 28 Apr 2016

Sail on SpectraLogic's BlackPearl, right up into the cloudy glory

SpectraLogic has added replication and a cloud gateway to its BlackPearl disk and tape storage combo. Where large-scale content providers need to store their relatively unstructured content (videos, etc) on a tiered disk and tape system for fast front-end disk access and low-cost long-term back-end tape, then BlackPearl …
Chris Mellor, 19 Apr 2016

Gartner's broken out its crystal ball again. Huawei's object storage bods won't be happy

Comment Gartner's gurus have ranked the top twelve object storage suppliers in a Critical Capabilities report, with Cleversafe at the top and Huawei last. The report states: "Object storage is pervasive as the underlying platform for cloud applications that we consume in our personal lives, such as content streaming, photo sharing and …
Chris Mellor, 18 Apr 2016
World View's balloon in space

Cloudian's classier object storage management

Cloudian has lowered the management burden for its S3-compatible HyperStore object storage with automated this, predictive that, and dynamic, pro-active, non-disruptive other stuff. Michael Tso, Cloudian CEO and cofounder, said in a piece of canned quotery: "HyperStore 6.0 automates the whole data management and protection …
Chris Mellor, 12 Apr 2016
Snow White and the Seven Dwarfs restored on Blu-ray

When to trust a startup: Does size count?

Sysadmin blog How big does a company have to be before we can trust them? Does company size or balance sheet even equate in any meaningful fashion to trustworthiness? What does trustworthiness mean in today's data center? I recently attended the SimpliVity Connect analyst shindig in Boston. Some grumpy analyst on the other end of the room …
Trevor Pott, 11 Apr 2016
IBM_FlashSystem_900

Quick as a flash: A quick look at IBM FlashSystem

The Storage Architect IBM completed the acquisition of TMS (Texas Memory Systems) in October 2012. The company (TMS) has a long history of developing memory-based storage products, based initially on DRAM and later SLC and eMLC technology. I looked at the ramsan range years ago as a potential customer and my abiding memory is the relative cost of the …
Chris Evans, 08 Apr 2016
Lenovo_RD450_detail

Nexenta wins Lenovo as server partner

Lenovo and Nexenta are developing combined System X X86 server/DAS/NexentaStor software offerings, joint go-to-market strategies, and Lenovo service and support. Lenovo is the third-largest server shipper worldwide. Nexenta’s NexentaStor offers open source storage software offering file and block access scalable out to …
Chris Mellor, 30 Mar 2016
Godzila

Apeiron reckons it's the Godzilla of upstart flash arrays

Storage upstart Apeiron's array is a Godzilla of all-flash arrays, delivering up to 3PB of capacity, 120-plus million IOPS and less than three microseconds' latency from a rackful of its ADS1000 array built from separate, scale-out, compute and storage nodes. Apeiron Data Systems has boldly stepped out from behind the stealth …
Chris Mellor, 29 Mar 2016

iOS flaw exploited to decrypt iMessages, access iThing photos

Johns Hopkins University professor Matthew Green says a hard-to-exploit zero day vulnerability in iOS encryption allows skilled attackers to decrypt intercepted iMessages. Replication steps for the bug have been withheld until Apple releases a patch for the latest stable iOS 9 version. Green told The Washington Post he and …
Darren Pauli, 21 Mar 2016
bang_648

Pure uncloaks rack-scale FlashBlade object filer for unstructured data crowd

FlashBlade is Pure Storage’s rack-scale flash system for multi-protocol access to unstructured data and the first all-flash object-based unstructured data storage system. Although its rack-scale is differentiated from EMC’s DSSD rack-scale flash system, which is primarily for latency-sensitive structured data. It is a …
Chris Mellor, 14 Mar 2016

Newbie startup Tarmin shines up trendy secondary storage grid

Backgrounder Startup Tarmin has developed an object storage system with a data management system layered on top to provide single and all-embracing access to an enterprise's secondary data. The software is called GridBank and it stores data and derived matadata either in an on-premises grid of systems (X86 servers + DAS) and/or in the …
Chris Mellor, 10 Mar 2016
Parthenon

Commvault visits Nutanix's Acropolis, adds AWS/Azure action

Commvault has extended its Commvault Data Platform (CDP) with support for Nutanix hyper-converged appliances and improved on-premises-to-public-cloud mobility and protection. The Service Pack 3 additions are: IntelliSnap support for NEC and Nutanix API access via S3, REST, and Office 365 Online WOPI Interfaces to CDP …
Chris Mellor, 10 Mar 2016
DAve_Richards

WANdisco boss: 'We're seeing a humongous movement to the cloud'

+Comment WANdisco has active-active replication technology that's been used for disaster recovery and other business continuity-type uses. That's all well and good but not epoch-making or associated with major disruptions ... until now. If what WANdisco CEO and cofounder Dave Richards says is true, the entire on-premises IT …
Chris Mellor, 03 Mar 2016
jigsaw_puzzle_648

Dell-EMC Federation, stardate 11254.7: What about the storage?

Comment With SEC filings describing the top execs heading the intended Dell-EMC federation, the structure of the storage business becomes clearer. Basically – and surprisingly – there is no change yet. Looking at the roles of the level 2 execs reporting to Michael Dell, we now know: Michael Dell runs the whole show, Joe Tucci …
Chris Mellor, 03 Mar 2016

Oracle adds own cloud tier to its mainframe VTL

Oracle has updated VSM 6 to v7 four years after VSM 6 was launched, adding beefier CPUs, greater scale and auto-tiering to Larry’s own cloud. VSM is a deduping virtual tape library (VTL) or disk array with a tape library interface, and up until now has been for mainframes only. It can write data to an attached tape library …
Chris Mellor, 02 Mar 2016
Dyson DC58 Animal

SMBs? Are you big enough to have a serious backup strategy?

One of the TLAs* we come across all the time in IT is CIA. It's not, in this context, a shady American intelligence force: as far as we're concerned it stands for Confidentiality, Integrity and Availability – the three strands you need to consider as part of your security and data management policies and processes. Most …
Dave Cartwright, 02 Mar 2016

We suck at backups. So let's not have a single point of failure any more

Sysdamin blog The more that I move away from front line systems administration and towards data centre architect the more I absolutely convinced that systems administration can cause PTSD. With the exception of a handful of clients, I am no longer the individual responsible for making the computers go. Despite this, I still wake up at least …
Trevor Pott, 02 Mar 2016
Lego wedding by https://www.flickr.com/photos/advedder/  cc 2.0 attribution generic

Two flashy VMAX bridesmaids bare ankles at EMC's DSSD groom

+Comment EMC has two new all-flash VMAX products as a result of re-engineering aspects of the VMAX design to lower latency. The company now has four all-flash array product families; XtremIO for relatively standard all-flash workloads; the DSSD D5 for extreme high-performance; VMAX for high performance and huge capacity inside the VMAX …
Chris Mellor, 29 Feb 2016
EMC Cork's DSSD D5 unit

EMC’s DSSD all-flash array hits the streets, boasting 10m IOPS

+Comment EMC has launched its all-flash, rack-scale DSSD D5 array* offering 10 million IOPS and 144TB in 5U of rack space. Other headline numbers for what EMC calls its rack-scale flash array are 100 microsecond latency and 100GB/sec bandwidth. Consider the D5 product as being suited for “emerging next-generation applications based on …
Chris Mellor, 29 Feb 2016
Nissan Leaf Connect App

Don't take a Leaf out of this book: Nissan electric car app has ZERO authentication

What started as a live demonstration with a student during a training conference has turned to scarlet-faced embarrassment for Nissan: its Leaf 'leccy shopping carts cars come with an unsecured app for checking the charge state and operating the air-con. Troy Hunt, the Microsoft security bod best known for helping hack victims …
Nimble_AF_Series_table_competition

Nimble whips out fat boxen: We're here for the all-flash array market

Nimble has fixed a great hole in its product line with a quartet of all-flash array products, reaching up to 2PB of effective capacity (assuming 5:1 data reduction) and 350,000 read IOPS, beating competition from Pure, EMC and NetApp/SolidFire. These arrays offer more performance, with 0.2ms latency, than Nimble’s CS hybrid ( …
Chris Mellor, 23 Feb 2016
iglu_blaze

X-IO lights a fresh blaze in its iglu, puts it on ISE

X-IO has upgraded its iglu blaze products from the 700 to the 800 series and introduced a 50 per cent faster iglu blaze fx controller. The iglu controller provides data management services - synchronous mirroring, snapshots, replication, data-at-rest encryption and virtualisation - to the underlying ISE (Integrated Storage …
Chris Mellor, 19 Feb 2016
PrimaryIO_2

PrimaryIO first flash cacher with VAIO support

PrimaryIO, once known as CacheBox, has the first VAIO-integrated caching software to the market to speed database apps in vSphere 6. VAIO is VMware’s vSphere APIs for IO filtering – not the Sony notebook brand – and offers a way for third parties to offer caching and replication to virtual machines (VMs) by filtering the …
Chris Mellor, 19 Feb 2016

Hey virtual SANs – say hello to a virtual filer

Startup Infinit has software running in servers that can aggregate local storage and public cloud storage into a virtual filer. The upstart was founded in February 2012 and has had, by modern standards, derisory investment with $100k angel funding that year, another $340k of angel funding in 2013, and a $1.8m seed round in …
Chris Mellor, 18 Feb 2016
2x2 Rubik's cube

Two storage startups walk into a bar. One gulps investor funds, one sips gently

It’s all about secondary storage these days. We are talking about a market that is estimated to grab 80 to 90 per cent of the overall capacity installed and 40/50 per cent of the total storage expenditure in a few years from now. Tellingly, their $/GB is much lower than for primary storage). Part of this storage will be object …
ATLAS (A Toroidal LHC Apparatus) is one of six detector experiments at the Large Hadron Collider (LHC) – image by Maximilien Brice CERN/Science photo library

After all the sound and fury, when will VVOL start to rock?

Comment VMware virtual machines need storage and VVOLs (Virtual Volumes) are a way of automating this process, avoiding delay as VMware admins talk to storage admins to get storage provisioned. Virtually all storage array vendors support VVOLs yet the facility has not been taken up by users’ data centres in any large scale. This poses …
Chris Mellor, 18 Feb 2016
LISA Pathfinder Boxes

LISA Pathfinder drops its gravity-wave-finding golden boxes

Its publicity thunder stolen by last week's announcement that the Laser Interferometry Gravitational-wave Observatory has seen the signal of the waves, the European Space Agency's LISA Pathfinder has passed what the agency calls a “major milestone”. The LISA – Laser Interferometer Space Antenna – Pathfinder is a proof-of- …

EMC's hardware 'quantum leap' is more of a brisk catchup stroll

EMC's VCE converged systems unit is heading into hyperconverged country with new VxRail appliances that look and behave an awful lot like existing products from upstart rivals, but are promised to be simpler and cheaper. The Register foreshadowed the launch of VxRail. Forgive us a little smugness because we mostly got it right …
Simon Sharwood, 16 Feb 2016
Octopus

Another storage upstart pops up: Say hello to OSNEXUS

Comment OSNEXUS is a six-year-old startup making software-defined storage in the shape of QuantaStor, which is based on a grid of up to 32 nodes virtualised into a platform for ZFS, Ceph and Gluster and providing scale-out block, file and object pools of storage. The company was founded in 2010 by CEO Steven Umbehocker and has no …
Chris Mellor, 15 Feb 2016
Mammatus clouds by Craig Linsday, CC 3.0 licence

Tier me up, tier me down: Cohesity adds cloud spill trays to on-premises array

Converged secondary storage startup Cohesity has added public cloud tiering, encryption and replication to its clustered storage arrays. The company wants its hyper-converged C2000 hardware and OASIS software to be a single storage platform for all of an organisation’s secondary data. V2.0 of OASIS adds: Hardware-accelerated …
Chris Mellor, 11 Feb 2016
Robot eye opens. Image via Shutterstock

Don't freak out, but your primary storage has become 'aware'

Comment The term data-aware storage is fairly new to our industry and its definition, as often happens, is not very clear. Of course vendors have their own view of this term. In my personal opinion, data-aware storage means being able to analyse infrastructure and workloads as well as storing the data involved, giving a complete …
Leatherman

VMware adds dedupe tool to VSAN penknife: You don't need no steenkin' array

VMware has updated VSAN, its virtual SAN software, to version 6.2, adding data protection stuff to catch up with Nutanix and Simplivity hyper-converged infrastructure appliances. VSAN combines the direct-attached storage in vSphere server nodes to create an aggregated and shared storage resource called a virtual SAN, doing …
Chris Mellor, 10 Feb 2016
Dragster

Don't Fedex your tapes, people! We're so fast it's SANdulous – WANrockIT

Bridgeworks says it can make communicating with offsite tape libraries vastly faster than physically shipping tapes, and vastly cheaper if you are using a remote Fibre Channel SAN or site-to-site replication before transmitting data to the tape library. The basic pitch is: "Don't do this. Send your data direct to a SCSI tape …
Chris Mellor, 08 Feb 2016

MapR claims big-data wrangling Hadoop patent first

Opensourcer MapR has been granted a patent for technology to reliably herd big data. The Hadoop flinger claims its architecture would safeguard "against data loss with optimised replication techniques and tolerance for multiple node failures in a cluster." MapR is using the filing to try to differentiate against rival Hadoop …

Swiss rolls into HPE: Micro-Veeam clone Trilead gobbled

HPE has bought Switzerland-based Trilead, according to Trilead's home page. Trilead's VM Explorer is a backup product for VMware's ESXi and Microsoft Hyper-V users. It comes in Free, Pro (£520.00 / US$790), and Enterprise (£990.00 / US$1,460) editions. The latest release introduced automatic backup testing, cloud backup, a …
Chris Mellor, 05 Feb 2016
ioSafe BDR 515 Stock Image

ioSafe releases x86 server for the 'we don't have a geek with a screwdriver' crowd

Review ioSafe, which you may remember from a delightful prior experiment in which I set one of its storage units on fire has launched a new product. This delightful new device, the BDR 515, is based on a dual core Intel i5 platform with 16GB of RAM and runs a full version of Windows Server 2012 R2 Standard. BDR in this case can be …
Trevor Pott, 03 Feb 2016
DVD it in many colours

IBM's Spectrum Scale gets see-through cloud tiering

IBM's Spectrum Scale parallel file system offering is going to support direct integration of Cleversafe, SoftLayer cloud, and Amazon S3 object storage. Cleversafe, SoftLayer and S3 become target stores for Spectrum Scale data in the same way, IBM says, as any local disk store. It's at pains to stress that this is not a gateway …
Chris Mellor, 02 Feb 2016
Cloudian Samurai

Cloudian's better at Amazon S3 than anyone else, apparently

Comment Object storage startup Cloudian says it's the most S3-compliant of all object-storage vendors, and this really, really, really matters. We had our ears bent by Cloudian's sales VP, Jon Ash, about this, after asking why on Earth it mattered. First of all, it needs pointing out that there is no industry standard for Amazon S3, …
Chris Mellor, 02 Feb 2016