A method for efficient dispatch/completion of a work element within a multi-node data processing system. The method comprises: selecting specific processing units from among the processing nodes to complete execution of a work element that has multiple individual work items that may be independently executed by different ones of the processing units; generating an allocated processor unit (APU) bit mask that identifies at least one of the processing units that has been selected; placing the work element in a first entry of a global command queue (GCQ); associating the APU mask with the work element in the GCQ; and responsive to receipt at the GCQ of work requests from each of the multiple processing nodes or the processing units, enabling only the selected specific ones of the processing nodes or the processing units to be able to retrieve work from the work element in the GCQ.

A system and method for detecting, filtering, prioritizing and reporting shared memory hazards are disclosed. The method includes, for a unit of hardware operating on a block of threads, mapping a plurality of shared memory locations assigned to the unit to a tracking table. The tracking table comprises initialization information for each shared memory location. The method also includes, for an instruction of a program within a barrier region, identifying a potential conflict by identifying a second access to a location in shared memory within a block of threads executed by the hardware unit. First information associated with a first access and second information associated with the second access to the location is determined. Filter criteria is applied to the first and second information to determine whether the instruction causes a reportable hazard. The instruction is reported when it causes the reportable hazard.

A system, method and computer program product for allocating shared resources. Upon receiving requests for resources, the cost of bundling software in a virtual machine (VM) image is automatically generated. Software is selected by the cost for each bundle according to the time required to install it where required, offset by the time to uninstall it where not required. A number of VM images having the highest software bundle value (i.e., highest cost bundled) is selected and stored, e.g., in a machine image store. With subsequent requests for resources, VMs may be instantiated from one or more stored VM images and, further, stored images may be updated selectively updated with new images.

Embodiments of the invention are directed to a system, method, or computer program product for providing an information technology build service for building a platform in response to a service request. The invention receives a service request for the platform build from a requester, receives a plurality of platform parameters from the requester, determines whether the service request requires one or more physical machines or one or more virtual machines, and if the service request requires one or more virtual machines, initiates build of the one or more virtual machines. The invention also provisions physical and virtual storage based on received parameters, provisions physical and virtual processing power based on received parameters, and manages power of resources during the build, the managing comprising managing power ups, power downs, standbys, idles and reboots of one or more physical components being used for the build.

In mainframe computer system, workload tasks are accomplished using a logically partitioned data processing system, where the partitioned data processing system is divided into multiple logical partitions. In a system and method managing such a computer system, each running workload tasks that can be classified based on time criticality, and groups of logical partitions can be freely defined. Processing capacity limits for the logical partitions in a group of logical partitions based upon defined processing capacity thresholds and upon an iterative determination of how much capacity is needed for time critical workload tasks. Workload can be balanced between logical partitions within a group, to prevent surplus processing capacity being used to run not time critical workload on one logical partition when another logical partition running only time critical workload tasks faces processing deficit.

A system for protecting an electronic device against malware includes a memory, an operating system configured to execute on the electronic device, and a below-operating-system security agent. The below-operating-system security agent is configured to trap an attempted access of a resource of the electronic device, access one or more security rules to determine whether the attempted access is indicative of malware, and operate at a level below all of the operating systems of the electronic device accessing the memory. The attempted access includes attempting to write instructions to the memory and attempting to execute the instructions.

Methods include receiving at a receiving device a plurality of reports, each corresponding to at least one item and comprising data associated with one or more performance metrics. The methods further include identifying events for each report corresponding to at least one item using the data in the report. In addition, the methods include determining a report score for each report based on a number and type of the identified events. The methods also include outputting the report scores.

The systems and methods described herein may be used to implement a shared dynamic-sized data structure using hardware transactional memory to simplify and/or improve memory management of the data structure. An application (or thread thereof) may indicate (or register) the intended use of an element of the data structure and may initialize the value of the data structure element. Thereafter, another thread or application may use hardware transactions to access the data structure element while confirming that the data structure element is still part of the dynamic data structure and/or that memory allocated to the data structure element has not been freed. Various indicators may be used determine whether memory allocated to the element can be freed.

A system and method for reconfiguring a computing environment comprising a consumption analysis server, a placement server, an infrastructure management client and a data warehouse in communication with a set of data collection agents and a database. The consumption analysis server operates on measured resource utilization data to yield a set of resource consumptions in regularized time blocks, collects host and virtual machine configurations from the computing environment and determines available capacity for a set of target hosts. The placement server assigns a set of target virtual machines to the target set of hosts in a new placement. In one mode of operation the new placement is nearly optimal. In another mode of operation, the new placement is “good enough” to achieve a threshold score based on an objective function of resource capacity headroom. The new placement is implemented in the computing environment.

Methods and systems for managing a removal of a passthrough device from a guest managed by a hypervisor in virtualized computing environment. A hypervisor receives a request from the guest for access to a passthrough device. The hypervisor sets, in a memory, a last accessed state associated with a virtual machine executing the guest. The hypervisor forwards the request to the passthrough device and configures the host CPU to send a subsequent access request directly to the passthrough device. In response to a virtual machine reset, the hypervisor clears the last accessed state and instructs the host CPU to send a post-reset access request to the hypervisor.

Method and system are provided for managing components of a storage operating environment having a plurality of virtual machines that can access a storage device managed by a storage system. The virtual machines are executed by a host platform that also executes a processor-executable host services module that interfaces with at least a processor-executable plug-in module for providing information regarding the virtual machines and assists in storage related services, for example, replicating the virtual machines.

There is provided a parallel computer system for performing barrier synchronization using a master node and a plurality of worker nodes based on the time to allow for an adaptive setting of the synchronization time. When a task process in a certain worker node has not been completed by a worker determination time, the particular worker node performs a communication to indicate that the process has not been completed, to a master node. When the communication has been received by a master determination time, the master node performs a communication to indicate that the process time is extended by a correction process time, in order to adjust and extend the synchronization time. In this way, it is possible to reduce the synchronization overhead associated with the execution of an application with a relatively large variation in the process time from a synchronization point to the next synchronization point.

Methods and apparatus are provided for evaluating potential resource capacity in a system where there is elasticity and competition between a plurality of containers. A dynamic potential capacity is determined for at least one container in a plurality of containers competing for a total capacity of a larger container. A current utilization by each of the plurality of competing containers is obtained, and an equilibrium capacity is determined for each of the competing containers. The equilibrium capacity indicates a capacity that the corresponding container is entitled to. The dynamic potential capacity is determined based on the total capacity, a comparison of one or more of the current utilizations to one or more of the corresponding equilibrium capacities and a relative resource weight of each of the plurality of competing containers. The dynamic potential capacity is optionally recalculated when the set of plurality of containers is changed or after the assignment of each work element.

The present invention is directed to a combination reactor system for exothermic reactions comprising a trickle-bed reactor and a shell-and-tube reactor. This combination allows the system to efficiently remove heat while also providing the ability to control both the temperature and/or reaction progression. The trickle-bed reactor removes heat efficiently from the system by utilizing latent heat and does not require the use of a cooling or heating medium. The shell-and-tube reactor is used to further progress the reaction and provides a heat exchanger in order to introduce fluid at the desired temperature in the shell-and-tube reactor. Also, additional reactant or reactants and/or other fluids may be introduced to the shell-and-tube section of the reactor under controlled temperature conditions.

Emulsions, and processes for making the emulsions, useful for imparting water resistance to gypsum products are disclosed. Process for making the emulsion and gypsum products made from the emulsion are also disclosed. The emulsions of the invention include at least one paraffin wax and a hydrophilic metallic salt. The emulsions of the invention may further include a saponifiable wax substitute for montan wax. The emulsions of the invention may further include a biocide.

Emulsions, and processes for making the emulsions, useful for imparting water resistance to gypsum products are disclosed. Process for making the emulsion and gypsum products made from the emulsion are also disclosed. The emulsions of the invention include at least one paraffin wax and a hydrophilic metallic salt. The emulsions of the invention may further include a saponifiable wax substitute for montan wax. The emulsions of the invention may further include a biocide.

An aqueous delivery system is described including at least one surfactant and at least one water insoluble wetting agent. Further described are low surface energy substrates, such as microporous polytetrafluoroethylene, coated with such an aqueous solution so as to impart a change in at least one surface characteristic compared to the surface characteristics of the uncoated low surface energy substrate.

A data processing system and method are disclosed. The system comprises an instruction-fetch stage where an instruction is fetched and a specific instruction is input into decode stage; a decode stage where said specific instruction indicates that contents of a register in a register file are used as an index, and then, the register file pointed to by said index is accessed based on said index; an execution stage where an access result of said decode stage is received, and computations are implemented according to the access result of the decode stage.

A system and method for controlling restarting of instruction fetching using speculative address computations in a processor are provided. The system includes a predicted target queue to hold branch prediction logic (BPL) generated target address values. The system also includes target selection logic including a recycle queue. The target selection logic selects a saved branch target value between a previously speculatively calculated branch target value from the recycle queue and an address value from the predicted target queue. The system further includes a compare block to identify a wrong target in response to a mismatch between the saved branch target value and a current calculated branch target, where instruction fetching is restarted in response to the wrong target.

Methods and systems for optimizing generation of natively executable code from non-native binary code are disclosed. One method includes receiving a source file including binary code configured for execution according to a non-native instruction set architecture. The method also includes translating one or more code blocks included in the executable binary code to source code, and applying an optimizing algorithm to instructions in the one or more code blocks. The optimizing algorithm is selected to reduce a number of memory address translations performed when translating the source code to native executable binary code, thereby resulting in one or more optimized code blocks. The method further includes compiling the source code to generate an output file comprising natively executable binary code including the one or more optimized code blocks.

A technique for activating processor cores within a computer system is disclosed. Initially, a value representing a number of processor cores to be enabled within the computer system is received. The computer system includes multiple processors, and each of the processors includes multiple processor cores. Next, a scale variable value representing a specific type of tasks to be optimized during an execution of the tasks within the computer system is received. From a pool of available processor cores within the computer system, a subset of processor cores can be selected for activation. The subset of processor cores is activated in order to achieve system optimization during an execution of the tasks.

A leading thread and a trailing thread are executed in parallel. Assuming that no transient fault occurs in each section, a system is speculatively executed in the section, with the leading thread and the trailing thread preferably being assigned to two different cores. At this time, the leading thread and the trailing thread are simultaneously executed, performing a buffering operation on a thread local area without performing a write operation on a shared memory. When the respective execution results of the two threads match each other, the content buffered to the thread local area is committed and written to the shared memory. When the respective execution results of the two threads do not match each other, the leading thread and the trailing thread are rolled back to a preceding commit point and re-executed.

A hypervisor and one or more guest operating systems resident in a data processing system and hosted by the hypervisor are configured to selectively enable or disable branch prediction logic through separate hypervisor-mode and guest-mode instructions. By doing so, different branch prediction strategies may be employed for different operating systems and user applications hosted thereby to provide finer grained optimization of the branch prediction logic for different operating scenarios.

In a multiprocessor system, in general, a processor assigned with a larger amount of tasks is apt to perform a larger amount of communication with other processors assigned with tasks, than a processor assigned with a smaller amount of tasks. Thus in order for each processor to be able to perform the routing process efficiently, tasks are assigned such that, when there are a first processor and a second processor, the number of processors each assigned with one or more tasks and directly connected with the second processor being smaller than the number of processors each assigned with one or more tasks and directly connected with the first processor, the amount of tasks assigned to the first processor is equal to or larger than the amount of tasks assigned to the second processor.

A method for activating processor cores within a computer system is disclosed. Initially, a value representing a number of processor cores to be enabled within the computer system is received. The computer system includes multiple processors, and each of the processors includes multiple processor cores. Next, a scale variable value representing a specific type of tasks to be optimized during an execution of the tasks within the computer system is received. From a pool of available processor cores within the computer system, a subset of processor cores can be selected for activation. The subset of processor cores is activated in order to achieve system optimization during an execution of the tasks.

A data accessing method, and a storage system and a controller using the same are provided. The data accessing method is suitable for a flash memory storage system having a data perturbation module. The data accessing method includes receiving a read command from a host and obtaining a logical block to be read and a page to be read from the read command. The data accessing method also includes determining whether a physical block in a data area corresponding to the logical block to be read is a new block and transmitting a predetermined data to the host when the physical block corresponding to the logical block to be read is a new block. Thereby, the host is prevented from reading garbled code from the flash memory storage system having the data perturbation module.

An adaptable integrated circuit is disclosed having a plurality of heterogeneous computational elements coupled to an interconnection network. The interconnection network changes interconnections between the plurality of heterogeneous computational elements in response to configuration information. A first group of computational elements is allocated to form a first version of a functional unit to perform a first function by changing interconnections in the interconnection network between the first group of heterogeneous computational elements. A second group of computational elements is allocated to form a second version of a functional unit to perform the first function by changing interconnections in the interconnection network between the second group of heterogeneous computational elements. One or more of the first or second group of heterogeneous computational elements are reallocated to perform a second function by changing the interconnections between the one or more of the first or second group of heterogeneous computational elements.

A multiprocessor system includes a first microprocessor and a second microprocessor. A first signaling pathway is configured to send message transmission coordination signals from the first microprocessor to the second microprocessor. The first signaling pathway may be coupled to at least two flag registers associated with the second microprocessor. A second signaling pathway is configured to send message transmission coordination signals from the second microprocessor to the first microprocessor. The second signaling pathway may be coupled to at least two flag registers associated with the first microprocessor. The first signaling pathway is independent of the second signaling pathway.

In accordance with embodiments, there are provided mechanisms and methods for controlling a process using a process map. These mechanisms and methods for controlling a process using a process map can enable process operations to execute in order without necessarily having knowledge of one another. The ability to provide the process map can avoid a requirement that the operations themselves be programmed to follow a particular sequence, as can further improve the ease by which the sequence of operations may be changed.

A system and method is disclosed for communicating with sensors/loggers in integrated radio frequency identification (RFID) tags. An RFID reader uses a Communicate With Data Logger Command to communicate with a data logger in an RFID tag. The RFID reader performs data access processes using an Index Register and a Data Register of the RFID tag. The RFID reader selects one of (1) Index Read access (2) Index Write access (3) Data Write access (4) Data Read access with parity and (5) Data Read access with cyclic redundancy check (CRC). The RFID tag performs the requested data access and then performs an error detection process.

A computer-implemented method is provided for evaluating team performance in a product development environment. The method includes receiving a plurality of points of effort made by a team over a plurality of days in a time period, computing a slope associated with a line of best fit through the plurality of points of effort over the plurality of days, computing a deviation of the slope from an ideal slope corresponding to a desired performance rate for the team, and generating a display illustrating at least one of the slope, the ideal slope or the deviation.

Disclosed is a novel system and method to select software components. A set of available software components are accessed. Next, one or more dimensions are defined. Each dimension is an attribute to the set of available software components. A set of coherence distances between each pair of the available software components in the set of available software components is calculated for each of the dimensions that have been defined. Each of the coherence distances are combined between each pair of the available software components that has been calculated in the set of the coherence distances into an overall coherence degree for each of the available software components. Using the overall coherence degree, one or more software components are selected to be included in a software bundle.

A method for recommending at least one artifact to an artifact user is described. The method includes obtaining user characteristic information reflecting preferences, particular to the artifact user, as to a desired artifact. The method also includes obtaining first metadata about each of one or more candidate artifacts, and scoring, as one or more scored artifacts, each of the one or more candidate artifacts by evaluating one or more criteria, not particular to the artifact user, applied to the first metadata. The method further includes scaling, as one or more scaled artifacts, a score of each of the one or more scored artifacts, by evaluating the suitability of each of the one or more scored artifacts in view of the user characteristic information. The method lastly includes recommending to the artifact user at least one artifact from among the one or more scaled artifacts based on its scaled score.

An information processing system, computer readable storage medium, and method for automatically generating human readable and meaningful documentation for one or more source code files. A processor of the information processing system receives one or more source code files containing source code artifacts (SCA) and infers semantics therefrom based on predefined rules. The processor, based on the inferred semantics, extracts documentation from another source code file. The extracted documentation and the inferred semantics are used to generate new human readable and meaningful documentation for the SCA, such new documentation being previously missing from the SCA. The generated new documentation is included with the SCA in one or more source code files.

A system and method may generate unit tests for source code concurrently with API documentation. The system may receive a source code file including several comments sections. Each comments section may include a description of a source code unit such as a class, method, member variable, etc. The description may also correspond to input and output parameters the source code unit. The system and method may parsing the source code file to determine a source code function type corresponding to the unit description and copy the unit description to a unit test stub corresponding to the function type. A developer or another module may then complete the unit test stub to transform each stub into a complete unit test corresponding to the source code unit. Additionally, the system and method may execute the unit test and generate a test result indication for each unit test.

A deployment system provides the ability to deploy a multi-node distributed application, such as a cloud computing platform application that has a plurality of interconnected nodes performing specialized jobs. The deployment system includes a release management system that builds and manages versioned releases of application services and/or software modules that are executed by the plurality of nodes of the cloud computing platform application. The release management system utilizes specification files to define a jobs and application packages and configurations needed to perform the jobs. The jobs and application packages are assembled into a self-contained release bundle that may be provided to the deployment system. The deployment system unwraps the release bundle and provides each job to deployment agents executing on VMs. The deployment agents apply the jobs to their respective VM (e.g., launching applications), thereby deploying the cloud computing platform application.

A system and method for efficient compilation and invocation of function type calls in a virtual machine (VM), or other runtime environment, and particularly for use in a system that includes a Java Virtual Machine (JVM). In accordance with an embodiment, the system comprises a virtual machine for executing a software application; a memory space for the application byte code comprising callsites generated using a function type carrier; a bytecode to machine code compiler which performs MethodHandle invocation optimizations; a memory space for the compiled machine code; and a memory space for storing software objects as part of the software application. The system enables carrying the function type from the original MethodHandle to a callsite in the generated bytecode, including maintaining generics information for a function type acquired from a target function, and generating a callsite based on the generics information for the function object invocation.

Computer-implemented methods for analyzing computer programs written in semi-structured languages are disclosed. The method is based on unification of the two classic forms of program flow analysis, control flow and data flow analysis. As such, it is capable of substantially increased precision, which increases the effectiveness of applications such as automated parallelization and software testing. Certain implementations of the method are based on a process of converting source code to a decision graph and transforming that into one or more alpha graphs which support various applications in software development. The method is designed for a wide variety of digital processing platforms, including highly parallel machines. The method may also be adapted to the analysis of (semi-structured) flows in other contexts including water systems and electrical grids.

Transferring files to a baseboard management controller (‘BMC’) in a computing system, including: receiving, by the BMC, a request to initiate an update of the computing system; identifying, by the BMC, an area in memory within the computing system for storing an update file; and transmitting, by the BMC, a request to register the BMC as a virtual memory device.

Transferring files to a baseboard management controller (‘BMC’) in a computing system, including: receiving, by the BMC, a request to initiate an update of the computing system; identifying, by the BMC, an area in memory within the computing system for storing an update file; and transmitting, by the BMC, a request to register the BMC as a virtual memory device.

Embodiments of the present disclosure provide a method and a system for upgrading software. The method includes: a client reports a software upgrade request to a server, wherein the upgrade request carries file information of the local software to be upgraded; the server determines the difference with the latest version software according to the file information of the software to be upgraded in the upgrade request, and generates upgrade instruction information according to the difference and sends it to the client; the client downloads and updates the relevant files and performs the relevant local upgrade operations according to the instructions in received upgrade instruction information. Technical solutions of the present disclosure can save bandwidth resources and reduce the workload for upgrading software.

An electronic system and method of operation thereof includes: a control unit for receiving a patterned signal; a recognizer module, coupled to the control unit, for recognizing an unique trigger from the patterned signal; an operation module, coupled to the recognizer module, for detecting an operational mode from the unique trigger; and a change module, coupled to the operation module, for configuring a system state change of a memory sub-system based on the operational mode.

Embodiments provide various techniques for dynamic adjustment of a number of threads for execution in any domain based on domain utilizations. In a multiprocessor system, the utilization for each domain is monitored. If a utilization of any of these domains changes, then the number of threads for each of the domains determined for execution may also be adjusted to adapt to the change.

Methods and systems to identify and reproduce concurrency bugs in multi-threaded programs are disclosed. An example method disclosed herein includes defining a data type. The data type includes a first predicate associated with a first thread of a multi-threaded program that is associated with a first condition, a second predicate that is associated with a second thread of the multi-threaded program, the second predicate being associated with a second condition, and an expression that defines a relationship between the first predicate and the second predicate. The relationship, when satisfied, causes the concurrency bug to be detected. A concurrency bug detector conforming to the data type is used to detect the concurrency bug in the multi-threaded program.

An improved method for program building uses predefined source files and predefined build scripts comprising a sequence of build commands; wherein each build command comprises an origin command line interpretable by an operating system and addressed to at least one compiling tool.

A firmware update method and apparatus of a set-top box for a digital broadcast system is provided. A firmware update method of a set-top box for a digital broadcast system includes determining whether a newly received Code Version Table (CVT) following a public CVT which has been previously received and stored is the public CVT or a filtering CVT; and updating, when the newly received CVG is the filtering CVT, the firmware of the set-top box with a filtering firmware indicated by the filtering CVT.

Absorbent articles provided with an odor control system. The odor control system includes at least two classes of odor control materials, wherein one class acts on malodors or a malodorous substance in the absorbent article and a second class acts on nose receptors. The classes of odor control materials may be selected to provide a synergistic effect in terms of malodor reduction.

Long-lasting fragrance delivery systems and uses of the systems to provide fragrance-emitting articles with a long-lasting fragrance are disclosed herein. The long-lasting fragrance delivery systems include an emulsion of silicone-based polyurethane, fragrance, and a carrier.

The present application relates to perfume raw materials, perfume delivery systems and consumer products comprising such perfume raw materials and/or such perfume delivery systems, as well as processes for making and using such perfume raw materials, perfume delivery systems and consumer products. Such perfume raw materials and compositions, including the delivery systems, disclosed herein expand the perfume communities' options as such perfume raw materials can provide variations on character and such compositions can provide desired odor profiles.

The present application relates to perfume raw materials, perfume delivery systems and consumer products comprising such perfume raw materials and/or such perfume delivery systems, as well as processes for making and using such perfume raw materials, perfume delivery systems and consumer products. Such perfume raw materials and compositions, including the delivery systems, disclosed herein expand the perfume communities' options as such perfume raw materials can provide variations on character and such compositions can provide desired odor profiles.