Abstract: A data storage center comprising a plurality of cabinets configured with one or more racks. The racks are configured for accommodating one or more appliances. At least one of said cabinets is displaceable to facilitate access to the respective racks of said cabinet and to racks of a neighboring cabinet of said cabinets.

Abstract: Disclosing a storage system, method of operating thereof and data structures usable for the operating. The method includes: accommodating a plurality of data structures informative of location of allocation chunks, each allocation chunk characterized by a predefined number K of available consecutive physical addresses; wherein the predefined number K is equal for all allocation chunks indicated by the same data structure and wherein there are at least two data structures informative of location of allocation chunks with a different predefined number K; identifying, prior to writing a data chunk, a data structure associated with respective logical group and informative of location of allocation chunks with the predefined number K equal to number M of consecutive physical addresses required for storing the data chunk; and allocating for the data chunk M consecutive physical addresses in accordance with the location of the allocation chunk, the location obtained from the identified data structure.

Abstract: A computerized system capable of continuous data protection (CDP) and method of operating thereof are provided. A CDP data structure is stored in memory. The CDP data structure includes a base snapshot acquired at a first point in time and a log. The log includes a first log region and a second log region. The log is associated with an index, which includes a first index region stored on a secondary memory and associated with the first log region, a second index region stored on a primary memory and associated with the second log region. The first log region and the second log region are updated responsive to an update of a dynamic checkpoint when the checkpoint update criterion is met. The first index region is updated responsive to the update of the first log region and the second log region, and the second index region is updated upon the update of the first index region.

Abstract: A method for deploying a data-path-related plug-in for a logical storage entity of a storage system, the method comprising: deploying the data-path-related plug-in for the logical storage entity, wherein the deploying includes creating a plug-in inclusive data-path specification and wherein the plug-in inclusive data-path specification includes operation of the data-path-related plug-in; and creating a verification data path specification, wherein the verification data-path specification does not include operation of the data-path-related plug-in and wherein a task executed in a verification data path, having the verification data-path specification, generates verification data that enables validation of given data generated by the task being executed in a plug-in inclusive data-path having the plug-in inclusive data-path specification.

Abstract: There are provided a computer node configured to operate in a distributed storage system (DSS) comprising interconnected computer nodes and storage-related resources and a method of operating thereon. The method comprises: detecting by the computer node in the DSS an unconnected storage-related resource connectable to the computer node; searching by a computer node a plug-in required to meet Service Level Specification (SLS) associated with the computer node, thereby giving rise to a found plug-in; and upon associating, by the computer node, the unconnected storage-related resource with the found plug-in, connecting the unconnected storage-related resource to the computer node.

Abstract: A distributed storage system comprising interconnected computer nodes; each one of the computer nodes comprising at least one processing resource configured to execute a Unified Distributed Storage Platform (UDSP) agent; at least one of the computer nodes comprising one or more resources including at least one cache resource configured to cache objects and having corresponding cache-related parameters; at least one UDSP agent of a respective computer node having the at least one cache resource is configured to: monitor cache-related parameters of the at least one cache resource connected to the respective computer node, for determining whether the cache-related parameters meet at least one first SLS criteria; and in the case the at least one first SLS criteria is not met, initiate handoff of at least part of one or more cache object spaces of the at least one cache resource to at least one other computer node, which after receiving the at least part of one or more cache object spaces, its cache-related parame

Abstract: Method and system for asynchronously dispersing Disaster Recovery (DR) enabling data between a plurality of storage sites. The method comprises: receiving, at a primary storage site, a written block and a write frequency counter associated with the written block. In case the write frequency counter is below a threshold: receiving information dispersal parameters including number indicative of a size difference between said written block and DR enabling data based on said written block; number of slices to slice said DR enabling data into and data indicative of DR storage sites of said plurality of storage sites for storing said slices. Further calculating DR enabling data based on written block, wherein DR enabling data is larger than said written block by size difference; slicing DR enabling data in accordance with number of slices; and dispersing slices in accordance with data indicative of DR storage sites.

Abstract: A method for deploying a data-path-related plug-in for a logical storage entity of a storage system, the method comprising: deploying the data-path-related plug-in for the logical storage entity, wherein the deploying includes creating a plug-in inclusive data-path specification and wherein the plug-in inclusive data-path specification includes operation of the data-path-related plug-in; and creating a verification data path specification, wherein the verification data-path specification does not include operation of the data-path-related plug-in and wherein a task executed in a verification data path, having the verification data-path specification, generates verification data that enables validation of given data generated by the task being executed in a plug-in inclusive data-path having the plug-in inclusive data-path specification.

Abstract: A method for deploying a data-path-related plug-in for a logical storage entity of a storage system, the method comprising: deploying the data-path-related plug-in for the logical storage entity, wherein the deploying includes creating a plug-in inclusive data-path specification and wherein the plug-in inclusive data-path specification includes operation of the data-path-related plug-in; and creating a verification data-path specification, wherein the verification data-path specification does not include operation of the data-path-related plug-in and wherein a task executed in a verification data path, having the verification data-path specification, generates verification data that enables validation of given data generated by the task being executed in a plug-in inclusive data-path having the plug-in inclusive data-path specification.

Abstract: A method of controlling volatile memory (VM) and VM controller operatively connectable to VM. The method includes: intercepting reset signal intended to cause reset of, at least, VM; assessing transfer-related (TR) state related to the VM; blocking the intercepted reset signal from reaching VM if the assessed TR state does not meet predefined criterion, and transferring the reset signal to VM if the assessed TR state meets the predefined criterion. The VM controller is configured to: receive a reset signal originating in computer system and intended to cause reset of, at least, the VM; detect if the VM has been powered-up during a predetermined timeframe prior to the receipt of the reset signal; and block the received reset signal from reaching the VM if the VM powering-up has not been detected and transfer the reset signal to the VM if the VM powering-up has been detected.

Abstract: Method and system for asynchronously dispersing Disaster Recovery (DR) enabling data between a plurality of storage sites. The method comprises: receiving, at a primary storage site, a written block and a write frequency counter associated with the written block. In case the write frequency counter is below a threshold: receiving information dispersal parameters including number indicative of a size difference between said written block and DR enabling data based on said written block; number of slices to slice said DR enabling data into and data indicative of DR storage sites of said plurality of storage sites for storing said slices. Further calculating DR enabling data based on written block, wherein DR enabling data is larger than said written block by size difference; slicing DR enabling data in accordance with number of slices; and dispersing slices in accordance with data indicative of DR storage sites.

Abstract: A distributed storage system comprising interconnected computer nodes; each one of the computer nodes comprising at least one processing resource configured to execute a Unified Distributed Storage Platform (UDSP) agent; at least one of the computer nodes comprising one or more resources including at least one cache resource configured to cache objects and having corresponding cache-related parameters; at least one UDSP agent of a respective computer node having the at least one cache resource is configured to: monitor cache-related parameters of the at least one cache resource connected to the respective computer node, for determining whether the cache-related parameters meet at least one first SLS criteria; and in the case the at least one first SLS criteria is not met, initiate handoff of at least part of one or more cache object spaces of the at least one cache resource to at least one other computer node, which after receiving the at least part of one or more cache object spaces, its cache-related parame

Abstract: A method for configuring an asynchronous Disaster Recovery (DR) process over a storage system comprising a plurality of storage sites, the method comprising: receiving data indicative of the storage sites; calculating information dispersal parameters that enable dispersing slices of DR enabling data based on original data written to a primary storage site out of the storage sites between at least two DR storage sites out of the storage sites, wherein at least one of the DR storage sites is a remote storage site, wherein each of the slices of DR enabling data is smaller than the original data and wherein the DR enabling data is larger than the original data; and configuring the asynchronous DR process in accordance with the calculated information dispersal parameters.

Abstract: A distributed storage system comprising interconnected computer nodes; each one of the computer nodes comprising at least one processing resource configured to execute a Unified Distributed Storage Platform (UDSP) agent; at least one of the computer nodes comprising one or more resources including at least one cache resource configured to cache objects and having corresponding cache-related parameters; at least one UDSP agent of a respective computer node having the at least one cache resource is configured to: monitor cache-related parameters of the at least one cache resource connected to the respective computer node, for determining whether the cache-related parameters meet at least one first SLS criteria; and in the case the at least one first SLS criteria is not met, initiate handoff of at least part of one or more cache object spaces of the at least one cache resource to at least one other computer node, which after receiving the at least part of one or more cache object spaces, its cache-related parame

Abstract: A method of controlling volatile memory (VM) and VM controller operatively connectable to VM. The method includes: intercepting reset signal intended to cause reset of, at least, VM; assessing transfer-related (TR) state related to the VM; blocking the intercepted reset signal from reaching VM if the assessed TR state does not meet predefined criterion, and transferring the reset signal to VM if the assessed TR state meets the predefined criterion. The VM controller is configured to: receive a reset signal originating in computer system and intended to cause reset of, at least, the VM; detect if the VM has been powered-up during a predetermined timeframe prior to the receipt of the reset signal; and block the received reset signal from reaching the VM if the VM powering-up has not been detected and transfer the reset signal to the VM if the VM powering-up has been detected.

Abstract: A method for configuring an asynchronous Disaster Recovery (DR) process over a storage system comprising a plurality of storage sites, the method comprising: receiving data indicative of the storage sites; calculating information dispersal parameters that enable dispersing slices of DR enabling data based on original data written to a primary storage site out of the storage sites between at least two DR storage sites out of the storage sites, wherein at least one of the DR storage sites is a remote storage site, wherein each of the slices of DR enabling data is smaller than the original data and wherein the DR enabling data is larger than the original data; and configuring the asynchronous DR process in accordance with the calculated information dispersal parameters.

Abstract: A distributed storage system comprising interconnected computer nodes; each one of the computer nodes comprising at least one processing resource configured to execute a Unified Distributed Storage Platform (UDSP) agent; at least one of the computer nodes comprising one or more resources including at least one cache resource configured to cache objects and having corresponding cache-related parameters; at least one UDSP agent of a respective computer node having the at least one cache resource is configured to: monitor cache-related parameters of the at least one cache resource connected to the respective computer node, for determining whether the cache-related parameters meet at least one first SLS criteria; and in the case the at least one first SLS criteria is not met, initiate handoff of at least part of one or more cache object spaces of the at least one cache resource to at least one other computer node, which after receiving the at least part of one or more cache object spaces, its cache-related parame

Abstract: A distributed storage system comprising: an infrastructure layer including interconnected computer nodes, wherein: each one of the interconnected computer nodes comprising processing resources configured to execute a Unified Distributed Storage Platform (UDSP) agent configured to: receive a task having assignments, calculating grades for assignments such that each grade is indicative of a suitability to execute assignments while meeting at least one Service Level Specification (SLS) requirement. The grade is calculated based on storage related resources parameters data. The task is routed to a more suitable computer node based on the calculated grades. The updated infrastructure layer is created in response to adding interconnected computer nodes and executing assignments of following tasks or routing the following tasks to a more suitable computer node based on the calculated grades.