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    • 41. 发明申请
    • Computer system sharing an I/O device between logical partitions
    • 计算机系统在逻辑分区之间共享I / O设备
    • US20050235068A1
    • 2005-10-20
    • US11105481
    • 2005-04-14
    • Toshiomi MorikiYuji Tsushima
    • Toshiomi MorikiYuji Tsushima
    • G06F9/46G06F13/28
    • G06F13/28
    • Provided is a computer including a physical computer that includes CPU's (1a and 1b), a memory (5), a PCI bus (7) for interconnecting I/O devices (#0 to #3), and a south bridge (6) for controlling the PCI bus (7), a hypervisor that divides the physical computer into a plurality of LPAR's and controls resource allocation of the physical computer, an I/O device allocation unit that sets a correlation between the I/O device and the plurality of LPAR's based on a command from the hypervisor, and a parallel process issuing unit that issues a processing request (for DMA transfer or interruption processing) received from the I/O device in parallel to the plurality of LPAR's set by the I/O device allocation unit. Thus, complexity of an on-board circuitry is prevented while dynamic changing of an I/O device of a virtual computer is enabled.
    • 提供一种包括物理计算机的计算机,其包括CPU(1a和1b),存储器(5),用于互连I / O设备(#0至#3)的PCI总线(7)和南桥( 6),用于控制PCI总线(7),管理程序将物理计算机划分为多个LPAR并控制物理计算机的资源分配; I / O设备分配单元,其设置I / O设备与 所述多个LPAR基于来自所述管理程序的命令,以及并行处理发布单元,其从所述I / O设备发送与由所述I / O设备设置的所述多个LPAR并行的处理请求(用于DMA传送或中断处理) O设备分配单元。 因此,在启用虚拟计算机的I / O设备的动态改变时,防止了板上电路的复杂性。
    • 42. 发明授权
    • Virtual machine system
    • 虚拟机系统
    • US08214559B2
    • 2012-07-03
    • US13197919
    • 2011-08-04
    • Toshiomi MorikiKeitaro UeharaYuji Tsushima
    • Toshiomi MorikiKeitaro UeharaYuji Tsushima
    • G06F3/00G06F5/00G06F13/28G06F13/12
    • G06F13/28G06F13/36
    • Arbitration of IO accesses and band control based on the priority of virtual servers is enabled while curbing performance overhead during IO sharing among the virtual servers. A virtual machine system includes a CPU, a memory, a hypervisor that generates plural virtual servers, and an IO controller that controls an IO interface. The IO controller includes: a DMA receiving unit that receives DMA requests from the IO interface; a decoder that decodes received DMA requests and locates the corresponding virtual servers; a DMA monitoring counter that monitors DMA processing status for each of the virtual servers; a threshold register set in advance for each of the virtual servers; and a priority deciding unit that compares the DMA monitoring counter and the value of the threshold register, and based on processing priority obtained as a result of the comparison, decides the priority of processing of the received DMA requests.
    • 基于虚拟服务器优先级的IO访问和频带控制的仲裁功能得以启用,同时在虚拟服务器之间的IO共享过程中抑制性能开销。 虚拟机系统包括CPU,存储器,生成多个虚拟服务器的管理程序以及控制IO接口的IO控制器。 IO控制器包括:DMA接收单元,其从IO接口接收DMA请求; 解码器,其解码所接收的DMA请求并定位相应的虚拟服务器; 一个DMA监视计数器,用于监视每个虚拟服务器的DMA处理状态; 预先为每个虚拟服务器设置的阈值寄存器; 以及比较DMA监视计数器和阈值寄存器的值的优先级确定单元,并且基于作为比较结果获得的处理优先级,决定接收的DMA请求的处理的优先级。
    • 45. 发明申请
    • COMPUTER SYSTEM AND A CHIPSET
    • 电脑系统和电脑
    • US20080162734A1
    • 2008-07-03
    • US11769072
    • 2007-06-27
    • Keitaro UEHARAToshiomi MorikiYuji Tsushima
    • Keitaro UEHARAToshiomi MorikiYuji Tsushima
    • G06F3/00
    • G06F13/387G06F11/004
    • When the entire system is split into plural partitions on chipsets connecting plural processors, IO hubs, and memory controllers, and an OS is operating on each of the partitions, the present invention prevents a failure in a partition from propagating to other partitions. Based on address information or issuer information included in a packet inputted to a chipset, a partition from which the packet was issued is identified, and an identified partition identifier is added to the packet. Based on the added partition identifier, a partition initializing part selectively deletes the packet issued from the partition in which a failure occurred, thereby preventing the influence of the failure in the failure-causing partition from propagating to other partitions.
    • 当整个系统被分割成连接多个处理器,IO集线器和存储器控制器的芯片组上的多个分区,并且OS在每个分区上操作时,本发明防止分区中的故障传播到其他分区。 基于输入到芯片组的分组中包含的地址信息或发行者信息,识别发行分组的分区,并将识别的分区标识符添加到分组。 基于添加的分区标识符,分区初始化部分选择性地删除从发生故障的分区发出的分组,从而防止故障分区中的故障的影响传播到其他分区。
    • 47. 发明申请
    • System and method for resource accounting on computer network
    • 计算机网络资源计费系统和方法
    • US20050010667A1
    • 2005-01-13
    • US10751434
    • 2004-01-06
    • Toshiomi MorikiKeitaro UeharaYuji TsushimaTsuyoshi Tanaka
    • Toshiomi MorikiKeitaro UeharaYuji TsushimaTsuyoshi Tanaka
    • G06F11/34G06F1/00G06F9/50G06F15/173G06F21/22
    • G06F11/3423G06F9/5011G06F11/3476G06F11/3495G06F2201/865G06F2201/875
    • A sever includes an SVP 206 which is a control device capable of executing processing independent of a CPU, and an interrupt 314 is periodically applied to the CPU. An SVP device driver 303, being triggered by the interrupt 314, acquires an amount of server resources used, such as CPU operating time and memory capacity, and user information used by using an API provided by an OS, and delivers such information to an SVP 206. The SVP 206 transmits resource information thus delivered to an accounting server via an NIC 211. The accounting server accounts an amount of server resource used on a user basis and bills the users according to the quantity of server resource used. With such arrangement, it is possible to accurately grasp the usage status of server resource regardless of server loading, and further, it is possible to execute accounting of server resources and billing based on such accounting regardless of types of OS or CPU.
    • 服务器包括SVP 206,其是能够独立于CPU执行处理的控制装置,并且中断314周期性地应用于CPU。 由中断314触发的SVP设备驱动器303获取使用的服务器资源量,例如CPU操作时间和存储器容量,以及使用由OS提供的API使用的用户信息,并将这些信息传送到SVP 206. SVP 206经由NIC211发送这样传送给计费服务器的资源信息。计费服务器根据用户的用户数量来计算使用的服务器资源量,并根据所使用的服务器资源的数量向用户收费。 通过这样的配置,无论服务器负载如何,都能够准确地掌握服务器资源的使用状态,而且,无论OS或CPU的种类如何,都可以基于这样的计费来执行对服务器资源的计费和计费。
    • 48. 发明授权
    • Virtual machine system
    • 虚拟机系统
    • US08010719B2
    • 2011-08-30
    • US11771176
    • 2007-06-29
    • Toshiomi MorikiKeitaro UeharaYuji Tsushima
    • Toshiomi MorikiKeitaro UeharaYuji Tsushima
    • G06F3/00G06F5/00
    • G06F13/28G06F13/36
    • Arbitration of IO accesses and band control based on the priority of virtual servers is enabled while curbing performance overhead during IO sharing among the virtual servers. A virtual machine system includes a CPU, a memory, a hypervisor that generates plural virtual servers, and an IO controller that controls an IO interface. The IO controller includes: a DMA receiving unit that receives DMA requests from the IO interface; a decoder that decodes received DMA requests and locates the corresponding virtual servers; a DMA monitoring counter that monitors DMA processing status for each of the virtual servers; a threshold register set in advance for each of the virtual servers; and a priority deciding unit that compares the DMA monitoring counter and the value of the threshold register, and based on processing priority obtained as a result of the comparison, decides the priority of processing of the received DMA requests.
    • 基于虚拟服务器优先级的IO访问和频带控制的仲裁功能得以启用,同时在虚拟服务器之间的IO共享过程中抑制性能开销。 虚拟机系统包括CPU,存储器,生成多个虚拟服务器的管理程序以及控制IO接口的IO控制器。 IO控制器包括:DMA接收单元,其从IO接口接收DMA请求; 解码器,其解码所接收的DMA请求并定位相应的虚拟服务器; 一个DMA监视计数器,用于监视每个虚拟服务器的DMA处理状态; 预先为每个虚拟服务器设置的阈值寄存器; 以及比较DMA监视计数器和阈值寄存器的值的优先级确定单元,并且基于作为比较结果获得的处理优先级,决定接收的DMA请求的处理的优先级。
    • 49. 发明授权
    • Data processing system for keeping isolation between logical partitions
    • 用于在逻辑分区之间保持隔离的数据处理系统
    • US07797466B2
    • 2010-09-14
    • US12453110
    • 2009-04-29
    • Toshiomi MorikiKeitaro UeharaYuji Tsushima
    • Toshiomi MorikiKeitaro UeharaYuji Tsushima
    • G06F3/00G06F13/12G06F12/00G06F11/00
    • G06F9/5077
    • When a subject of access of a transaction from an IO device is not any resource allocated to a logical partition to which the device having issued the transaction belongs, a report as an error is sent to a CPU, while the transaction is finished on the IO bus. To prevent a transaction between IO devices from gaining access to any resource in another logical partition, one access permission bit is provided for each combination of all the IO devices, and the access is permitted only when the bit has a predetermined value. A reset signal is provided by IO slot so that only an IO slot allocated to a specific logical partition can be reset without affecting any other logical partition. A transaction issued from an IO device in one logical partition is prevented from gaining access to a resource in another logical partition, while proper error handling can be performed.
    • 当来自IO设备的事务的访问主体不是分配给发送了该事务的设备所属的逻辑分区的任何资源时,作为错误的报告被发送到CPU,而事务在IO上完成 总线。 为了防止IO设备之间的事务获取对另一个逻辑分区中的任何资源的访问,为所有IO设备的每个组合提供一个访问权限位,只有当该位具有预定值时才允许访问。 由IO插槽提供复位信号,这样只有分配给特定逻辑分区的IO插槽可以被重置而不影响任何其他逻辑分区。 在一个逻辑分区中从IO设备发出的事务被阻止获得对另一个逻辑分区中的资源的访问,同时可以执行适当的错误处理。
    • 50. 发明申请
    • Cluster system and failover method for cluster system
    • 群集系统的群集系统和故障转移方法
    • US20100017643A1
    • 2010-01-21
    • US12585734
    • 2009-09-23
    • Tsunehiko BabaYuji TsushimaToshiomi Moriki
    • Tsunehiko BabaYuji TsushimaToshiomi Moriki
    • G06F11/14
    • G06F11/2048G06F11/0712G06F11/0757G06F11/1482G06F11/1484G06F11/2028G06F11/2097G06F2201/815
    • Provided is a failover method for a cluster system for realizing smooth failover of the guest OS's, even when there are many guest OS's, while reducing consumption of computer resources of a server. Smooth failover is realized by preventing competition during failover even when the number of guest OS's is increased. In a cluster configuration in which a slave/master cluster program is operated in a guest OS/host OS, the master cluster program (510) collects and transmits heartbeats of the slave cluster program, thereby realizing failure monitoring through the certain amount of heartbeats without depending on the number of guest OS's. Further, when the master cluster program monitors failures of the slave cluster program of its own computer to find a normal operation of the guest OS, the amount of communication through heartbeats is reduced by eliminating the necessity of communication to a standby system slave cluster program.
    • 提供了一种集群系统的故障转移方法,即使客户操作系统有很多客户操作系统也能实现客户操作系统的平滑故障切换,同时降低服务器计算机资源的消耗。 即使客户操作系统的数量增加,也可以通过防止故障切换期间的竞争来实现平滑的故障切换。 在从机/主机集群程序在客户OS /主机OS中运行的集群配置中,主集群程序(510)收集并发送从属集群程序的心跳,从而通过一定数量的心跳来实现故障监视,而没有 取决于客户操作系统的数量。 此外,当主集群程序监视其自己的计算机的从属集群程序的故障以查找客户OS的正常操作时,通过消除与备用系统从属集群程序的通信的必要性来减少通过心跳的通信量。