| Patent application number | Description | Published |
|---|
| 20080262638 | Apparatus and Method to Integrate Hardware Adapter Diagnostics with a Host OS Diagnostics Through Signaling - The present invention provides a system and method for controlling diagnostic functions on a remote device. The system includes a host, and a network adapter in communication with the host. The system performs a method comprising receiving a diagnostic signal from the host device on the remote device, associating the diagnostic signal with a diagnostic state of the remote device, and performing a diagnostic function indicated by the diagnostic signal. | 10-23-2008 |
| 20080263408 | APPARATUS AND METHOD TO INTEGRATE HARDWARE ADAPTER TRACING WITH A HOST OS TRACING THROUGH SIGNALING - The present invention provides a system and method for controlling tracing functions on a remote device. The system includes means for receiving a diagnostic signal from a host device on the remote device and means for associating the diagnostic signal with a tracing state of the remote device. In addition, the system includes means for performing a tracing function indicated by the diagnostic signal. The present invention can also be viewed as a method for controlling tracing functions on a remote device. The method operates by receiving a diagnostic signal from a host device on the remote device and associating the diagnostic signal with a tracing state of the remote device. Then, the method performs a tracing function indicated by the diagnostic signal | 10-23-2008 |
| 20090259743 | DYNAMICALLY CALCULATING AN INBOUND BLOCKING FACTOR USING OPERATING-SYSTEM-LEVEL CONDITIONS - A current value of a changing operating-system-level condition can be determined, wherein the operating-system level condition is a condition of a host related to an operating system resource utilization or an operating system experienced latency. The operating-system level condition can be a condition of a layer of the OSI model above the Data Link Layer. An inbound blocking factor algorithm can execute that uses the determined current value as a variable. A value for an inbound blocking factor can be generated as a result of executing the inbound blocking factor algorithm. The generated value can be utilized as the inbound blocking factor to determine a manner in which incoming messages are to be conveyed from a network adaptor, through an adaptor interface boundary, to an operating system of the host. | 10-15-2009 |
| 20100088708 | DATA ISOLATION IN SHARED RESOURCE ENVIRONMENTS - A data connection of a shared resource is placed in isolation mode to remove its ability to communicate with other data connections of the shared resource. This ability to isolate the data connection is dynamic in that it can be turned on/off at any time. This provides increased data security for the entities using the data connection. | 04-08-2010 |
| 20100138567 | APPARATUS, SYSTEM, AND METHOD FOR TRANSPARENT ETHERNET LINK PAIRING - A solution for reducing latency in a host computing device communicating with network-attached devices over a network. The host includes two network adapters that each support bidirectional communications with the host. The solution includes a dual module that represents the two network adapters as a single logical interface to both the host and the network-attached devices. An inbound module directs inbound data sent to the interface by the devices through one of the network adapters, while an outbound module directs outbound data sent to the interface by the host through the other. In one embodiment, the outbound module is responsible for intercepting data sent to the interface and sending it through the network adapter dedicated to outbound communications. The solution also includes a mode module to enable the latency reduction apparatus, and a collapse module that enables bidirectional communications through the remaining network adapter if a network adapter fails. | 06-03-2010 |
| 20100138579 | NETWORK ADAPTOR OPTIMIZATION AND INTERRUPT REDUCTION - A method and system are disclosed for network adaptor optimization and interrupt reduction. The method may generate an immediate I/O interrupt notification to a host device driver in response to receiving data from a network. The method may also update an inbound buffer list based on the received data in the inbound buffer queue. Furthermore, the method may set the buffer state from an empty state to a primed state to indicate that the received data is available for processing. The method may also build an outbound buffer list based on outgoing data and add the outgoing data to an outbound buffer queue. Furthermore, the method may set a buffer state from an empty state to a primed state to indicate that the outgoing data is prepared for transmitting and signal a network adaptor with a notification signal. | 06-03-2010 |
| 20110126194 | SHARED SECURITY DEVICE - A mechanism is provided for sharing one or more security appliances. A trusted system component associated with an application of a plurality of applications in a logically partitioned data processing system sets a destination address of a received packet to an address of a security appliance shared by the plurality of applications. The trusted system component sends the received packet to the security appliance. The trusted system component receives a response from the security appliance. The trusted system component determines whether the response indicates permitting the received packet to proceed to the intended recipient. The trusted system component sends the received packet to the recipient in response to the response indicating permitting the received packet to proceed. | 05-26-2011 |
| 20110153771 | DIRECT MEMORY ACCESS WITH MINIMAL HOST INTERRUPTION - Data received over a shared network interface is directly placed by the shared network interface in a designated memory area of a host. In providing this direct memory access, the incoming data packets are split, such that the headers are separated from the data. The headers are placed in a designated area of a memory buffer of the host. Additionally, the data is stored in contiguous locations within the buffer. This receive and store is performed without interruption to the host. Then, at a defined time, the host is interrupted to indicate the receipt and direct storage of the data. | 06-23-2011 |
| 20120020214 | TRANSPARENT QUALITY OF SERVICE - A method, computer program product, and device are provided for transparent separation of traffic. A communication interface is configured to transmit and receive traffic over a network. A stack is configured to dynamically identify the traffic as interactive traffic and non-interactive traffic. When the stack identifies the non-interactive traffic, the stack is configured to move the non-interactive traffic to a non-interactive queue. | 01-26-2012 |
| 20120110154 | INTEGRATION OF HETEROGENEOUS COMPUTING SYSTEMS INTO A HYBRID COMPUTING SYSTEM - An integrated hybrid system is provided. The hybrid system includes compute components of different types and architectures that are integrated and managed by a single point of control to provide federation and the presentation of the compute components as a single logical computing platform. | 05-03-2012 |
| 20120110155 | MANAGEMENT OF A DATA NETWORK OF A COMPUTING ENVIRONMENT - An integrated hybrid system is provided. The hybrid system includes compute components of different types and architectures that are integrated and managed by a single point of control to provide federation and the presentation of the compute components as a single logical computing platform. | 05-03-2012 |
| 20120144369 | TRACKING OWNERSHIP OF MEMORY IN A DATA PROCESSING SYSTEM THROUGH USE OF A MEMORY MONITOR - Ownership of a memory unit in a data processing system is tracked by assigning an identifier to each software component in the data processing system that can acquire ownership of the memory unit. An ownership variable is updated with the identifier of the software component that acquires ownership of the memory unit whenever the memory unit is acquired. | 06-07-2012 |
| 20120198542 | Shared Security Device - A mechanism is provided for sharing one or more security appliances. A trusted system component associated with an application of a plurality of applications in a logically partitioned data processing system sets a destination address of a received packet to an address of a security appliance shared by the plurality of applications. The trusted system component sends the received packet to the security appliance. The trusted system component receives a response from the security appliance. The trusted system component determines whether the response indicates permitting the received packet to proceed to the intended recipient. The trusted system component sends the received packet to the recipient in response to the response indicating permitting the received packet to proceed. | 08-02-2012 |
| 20120215921 | INTEGRATION OF HETEROGENEOUS COMPUTING SYSTEMS INTO A HYBRID COMPUTING SYSTEM - An integrated hybrid system is provided. The hybrid system includes compute components of different types and architectures that are integrated and managed by a single point of control to provide federation and the presentation of the compute components as a single logical computing platform. | 08-23-2012 |
| 20120317289 | Transparent heterogenous link pairing - A method, system and computer program product for managing at least two physical links. A TCP/IP stack configures a first interface with attributes. The TCP/IP stack activates the first interface. The TCP/IP stack detects a channel path identifier (CHPID). The TCP/IP stack creates a second interface. The TCP/IP stack associates the second interface with the first interface. The first interface and the second interface are logically linked to exchange traffic corresponding to a single internet protocol address. The TCP/IP stack configures the second interface with at least one attribute. The TCP/IP stack activates the second interface. The two physical links may rely on two different physical link types. | 12-13-2012 |
| 20120317567 | VIRTUAL NETWORK CONFIGURATION AND MANAGEMENT - A Hardware Management Console (HMC) configures virtual networks. The HMC extends Internal Queued Direct I/O to an intra-ensemble data network (IEDN) within a cluster of virtual servers to define a single channel path identifier, and to define a channel parameter. The HMC defines at least one virtual network. The HMC defines a bridge port within each CPC that supports at least one of the virtual servers. The HMC defines a network interface for each virtual server within each cluster. The HMC grants access to a corresponding virtual network for each virtual server. | 12-13-2012 |
| 20130007182 | FACILITATING COMMUNICATION BETWEEN ISOLATED MEMORY SPACES OF A COMMUNICATIONS ENVIRONMENT - Automatically converting a synchronous data transfer to an asynchronous data transfer. Data to be transferred from a sender to a receiver is initiated using a synchronous data transfer protocol. Responsive to a determination that the data is to be sent asynchronously, the data transfer is automatically converted from the synchronous data transfer to the asynchronous data transfer. | 01-03-2013 |
| 20130080561 | USING TRANSMISSION CONTROL PROTOCOL/INTERNET PROTOCOL (TCP/IP) TO SETUP HIGH SPEED OUT OF BAND DATA COMMUNICATION CONNECTIONS - A transport layer connection is established between a first system and a second system. The establishment of the transport layer connection includes identifying a remote direct memory access (RDMA) connection between the first system and the second system. After establishing to transport layer connection, the first and second systems exchange data using the RDMA connection identified in establishing the transport layer connection. | 03-28-2013 |
| 20130080562 | USING TRANSMISSION CONTROL PROTOCOL/INTERNET PROTOCOL (TCP/IP) TO SETUP HIGH SPEED OUT OF BAND DATA COMMUNICATION CONNECTIONS - A method establishes a transport layer connection between a first system and a second system. The establishment of the transport layer connection includes identifying a remote direct memory access (RDMA) connection between the first system and the second system. After establishing to transport layer connection, the first and second systems exchange data using the RDMA connection identified in establishing the transport layer connection. | 03-28-2013 |
| 20130111037 | MANAGEMENT OF A DATA NETWORK OF A COMPUTING ENVIRONMENT | 05-02-2013 |
| 20130138762 | FACILITATING COMMUNICATION BETWEEN ISOLATED MEMORY SPACES OF A COMMUNICATIONS ENVIRONMENT - Automatically converting a synchronous data transfer to an asynchronous data transfer. Data to be transferred from a sender to a receiver is initiated using a synchronous data transfer protocol. Responsive to a determination that the data is to be sent asynchronously, the data transfer is automatically converted from the synchronous data transfer to the asynchronous data transfer. | 05-30-2013 |
| 20130151743 | NETWORK ADAPTOR OPTIMIZATION AND INTERRUPT REDUCTION - A method and system are disclosed for network adaptor optimization and interrupt reduction. The method may also build an outbound buffer list based on outgoing data and add the outgoing data to an outbound buffer queue. Furthermore, the method may set a buffer state from an empty state to a primed state to indicate that the outgoing data is prepared for transmitting and signal a network adaptor with a notification signal. | 06-13-2013 |
| 20130204985 | TRANSPARENT HETEROGENOUS LINK PAIRING - A method, system and computer program product for managing at least two physical links. A TCP/IP stack configures a first interface with attributes. The TCP/IP stack activates the first interface. The TCP/IP stack detects a channel path identifier (CHPID). The TCP/IP stack creates a second interface. The TCP/IP stack associates the second interface with the first interface. The first interface and the second interface are logically linked to exchange traffic corresponding to a single internet protocol address. The TCP/IP stack configures the second interface with at least one attribute. The TCP/IP stack activates the second interface. The two physical links may rely on two different physical link types. | 08-08-2013 |
| 20130227094 | VIRTUAL NETWORK CONFIGURATION AND MANAGEMENT - A Hardware Management Console (HMC) configures virtual networks. The HMC extends Internal Queued Direct I/O to an intra-ensemble data network (IEDN) within a cluster of virtual servers to define a single channel path identifier, and to define a channel parameter. The HMC defines at least one virtual network. The HMC defines a bridge port within each CPC that supports at least one of the virtual servers. The HMC defines a network interface for each virtual server within each cluster. The HMC grants access to a corresponding virtual network for each virtual server. | 08-29-2013 |
| 20130332557 | REDUNDANCY AND LOAD BALANCING IN REMOTE DIRECT MEMORY ACCESS COMMUNICATIONS - A method for managing communications to add a first Remote Direct Memory Access (RDMA) link between a TCP server and a TCP client, where the first RDMA link references first remote memory buffer (RMB) and a second RMB, and further based on a first remote direct memory access network interface card (RNIC) associated with the TCP server and a second RNIC associated with the TCP client. The system determines whether a third RNIC is enabled. The system adds a second RDMA link, responsive to a determination that the third RNIC is enabled. The system detects a failure in the second RDMA link. The system reconfigures the first RDMA link to carry at least one TCP packet of a session formerly assigned to the second RDMA link, responsive to detecting the failure. The system communicates at least one packet of the at least one session on the first RDMA link. | 12-12-2013 |
| 20130332677 | SHARED PHYSICAL MEMORY PROTOCOL - A computer implemented program product and data processing system for receiving data to a targeted logical partition. A computer locates buffer element in reliance on a connection status bit array. The computer copies control information to the targeted logical partition's local storage. The computer updates a targeted logical partition's local producer cursor based on the control information. The computer copies data to an application receive buffer. The computer determines that an application completes a receive operation. Responsive to a determination that the application completed the receive operation, the computer a targeted logical partition's local consumer cursor to match the targeted logical partition's producer cursor. | 12-12-2013 |
| 20130332678 | SHARED PHYSICAL MEMORY PROTOCOL - A computer implemented method for receiving data to a targeted logical partition. A computer locates buffer element in reliance on a connection status bit array. The computer copies control information to the targeted logical partition's local storage. The computer updates a targeted logical partition's local producer cursor based on the control information. The computer copies data to an application receive buffer. The computer determines that an application completes a receive operation. Responsive to a determination that the application completed the receive operation, the computer a targeted logical partition's local consumer cursor to match the targeted logical partition's producer cursor. | 12-12-2013 |
| 20130332696 | SHARED PHYSICAL MEMORY - A computer implemented method for sharing physical memory among logical partitions. A computer reserves physical memory of a Central Electronic Complex (CEC) for communication within the CEC as a shared memory pool. The computer creates a first logical partition using resources of the CEC that are not reserved as the shared memory pool. The computer creates a second logical partition using resources of the CEC that are not reserved as the shared memory pool. The computer creates a virtual local area network (VLAN) having at least two addresses within the CEC. The computer allocates a portion of the shared memory to the VLAN as the shared memory pool. | 12-12-2013 |
| 20130332767 | REDUNDANCY AND LOAD BALANCING IN REMOTE DIRECT MEMORY ACCESS COMMUNICATIONS - A system for managing communications to add a first Remote Direct Memory Access (RDMA) link between a TCP server and a TCP client, where the first RDMA link references first remote memory buffer (RMB) and a second RMB, and further based on a first remote direct memory access network interface card (RNIC) associated with the TCP server and a second RNIC associated with the TCP client. The system determines whether a third RNIC is enabled. The system adds a second RDMA link, responsive to a determination that the third RNIC is enabled. The system detects a failure in a failed RDMA link. The system reconfigures the first RDMA link to carry at least one TCP message of a connection formerly assigned to the failed RDMA link, responsive to detecting the failure. The system communicates at least one message of the at least one connection on the first RDMA link. | 12-12-2013 |
| 20130339639 | TRACKING OWNERSHIP OF MEMORY IN A DATA PROCESSING SYSTEM THROUGH USE OF A MEMORY MONITOR - Ownership of a memory unit in a data processing system is tracked by assigning an identifier to each software component in the data processing system that can acquire ownership of the memory unit. An ownership variable is updated with the identifier of the software component that acquires ownership of the memory unit whenever the memory unit is acquired. | 12-19-2013 |
| 20140090082 | DATA ISOLATION IN SHARED RESOURCE ENVIRONMENTS - A data connection of a shared resource is placed in isolation mode to remove its ability to communicate with other data connections of the shared resource. This ability to isolate the data connection is dynamic in that it can be turned on/off at any time. This provides increased data security for the entities using the data connection. | 03-27-2014 |
| 20140376556 | SELECTIVELY REFRESHING ADDRESS REGISTRATION INFORMATION - Facilitating communications within a processing environment. Inbound traffic and outbound traffic on one or more virtual interfaces of the processing environment are monitored for a predefined amount of time. Based on the monitoring, a determination is made as to whether for a selected component of a virtual interface of the one or more virtual interfaces an inbound frame has been received but an outbound frame has not been transmitted for the predetermined amount of time. Based on determining that the inbound frame has been received but the outbound frame has not been transmitted, a generated outbound frame is forwarded to cause address registration information for the virtual interface to be refreshed. | 12-25-2014 |
| 20150026287 | NETWORK RESOURCE MANAGEMENT SYSTEM UTILIZING PHYSICAL NETWORK IDENTIFICATION FOR CONVERGING OPERATIONS - The disclosed network resource management system employs a hardware configuration management (HCM) information handling system (IHS) that may couple to a single administered IHS or to multiple administered IHSs via an administrative network. An HCM tool in the HCM IHS may generate, modify and store hardware configuration information, including physical network identifications (PNet IDs), in an HCM database and share the HCM database with the administered IHSs. The administered IHS may be a remote direct memory access (RDMA) enabled network interface controller (RNIC) converging IHS. An RNIC converging tool may extract hardware configuration information, including PNet IDs, from the HCM database. The RNIC converging tool may utilize the hardware configuration information, including PNet IDs, to enable the RNIC converging IHS to communicate over a network with RDMA protocols. | 01-22-2015 |
| 20150026314 | NETWORK RESOURCE MANAGEMENT SYSTEM UTILIZING PHYSICAL NETWORK IDENTIFICATION FOR BRIDGING OPERATIONS - The disclosed network resource management system employs a hardware configuration management (HCM) information handling system (IHS) that may couple to a single administered IHS or to multiple administered IHSs via an administrative network. An HCM tool in the HCM IHS may generate, modify and store hardware configuration information, including physical network identifications (PNet IDs), in an HCM database and share the HCM database with the administered IHSs. The administered IHS may be a bridging IHS. A bridging tool may extract hardware configuration information, including PNet IDs, from the HCM database. The bridging tool may utilize the hardware configuration information, including PNet IDs, to enable the bridging IHS to bridge networks internal to the bridging IHS with networks external to the bridging IHS. | 01-22-2015 |
| 20150026339 | NETWORK RESOURCE MANAGEMENT SYSTEM UTILIZING PHYSICAL NETWORK IDENTIFICATION FOR PRIVILEGED NETWORK ACCESS - The disclosed network resource management system employs a hardware configuration management (HCM) information handling system (IHS) that may couple to a single administered IHS or to multiple administered IHSs via an administrative network. An HCM tool in the HCM IHS may generate, modify and store hardware configuration information, including physical network identifications (PNet IDs), in an HCM database and share the HCM database with the administered IHSs. The administered IHS may be a privileged network access (PNA) IHS. The PNA IHS may receive a privileged network access management (PNAM) database from a PNAM IHS via the administrative network. The PNA tool may extract hardware configuration information, including PNet IDs, from the HCM database and privileged network access information, including PNet IDs, from the PNAM database. The PNA tool may utilize the information, including PNet IDs, to enable the PNA IHS to limit access to privileged networks. | 01-22-2015 |
| 20150026419 | OPERATING SYSTEM VIRTUALIZATION FOR HOST CHANNEL ADAPTERS - A host information handling system (IHS) provides virtualization of host channel adapters (HCAs). A hypervisor partitions a system memory of the host IHS into multiple logical partitions (LPARs). A particular LPAR includes a single instance of an operating system. The single instance of the operating system includes a common layer that provides virtualization of physical HCAs and sharing of the physical HCAs by multiple virtual HCAs. | 01-22-2015 |
| 20150026677 | NETWORK RESOURCE MANAGEMENT SYSTEM UTILIZING PHYSICAL NETWORK IDENTIFICATION FOR LOAD BALANCING - The disclosed network resource management system employs a hardware configuration management (HCM) information handling system (IHS) that may couple to a single administered IHS or to multiple administered IHSs via an administrative network. An HCM tool in the HCM IHS may generate, modify and store hardware configuration information, including physical network identifications (PNet IDs), in an HCM database and share the HCM database with the administered IHSs. The administered IHS may be a load balancing IHS. A load balancing tool may extract hardware configuration information, including PNet IDs, from the HCM database. The load balancing tool may utilize the hardware configuration information to enable the load balancing IHS to balance adapter loads in the load balancing IHS. The load balancing tool may also utilize the hardware configuration information to enable the load balancing IHS to failover from a failing adapter to other adapters in the load balancing IHS. | 01-22-2015 |
| 20150058851 | OPERATING SYSTEM VIRTUALIZATION FOR HOST CHANNEL ADAPTERS - A host information handling system (IHS) provides virtualization of host channel adapters (HCAs). A hypervisor partitions a system memory of the host IHS into multiple logical partitions (LPARs). A particular LPAR includes a single instance of an operating system. The single instance of the operating system includes a common layer that provides virtualization of physical HCAs and sharing of the physical HCAs by multiple virtual HCAs. | 02-26-2015 |
| 20150078176 | SELECTIVELY REFRESHING ADDRESS REGISTRATION INFORMATION - Facilitating communications within a processing environment. Inbound traffic and outbound traffic on one or more virtual interfaces of the processing environment are monitored for a predefined amount of time. Based on the monitoring, a determination is made as to whether for a selected component of a virtual interface of the one or more virtual interfaces an inbound frame has been received but an outbound frame has not been transmitted for the predetermined amount of time. Based on determining that the inbound frame has been received but the outbound frame has not been transmitted, a generated outbound frame is forwarded to cause address registration information for the virtual interface to be refreshed. | 03-19-2015 |
| 20150089167 | TRACKING OWNERSHIP OF MEMORY IN A DATA PROCESSING SYSTEM THROUGH USE OF A MEMORY MONITOR - Ownership of a memory unit in a data processing system is tracked by assigning an identifier to each software component in the data processing system that can acquire ownership of the memory unit. An ownership variable is updated with the identifier of the software component that acquires ownership of the memory unit whenever the memory unit is acquired. | 03-26-2015 |
