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    • 7. 发明申请
    • Drive based sector initialization
    • 基于驱动的扇区初始化
    • US20060184730A1
    • 2006-08-17
    • US11057292
    • 2005-02-11
    • Joanna BrownPaul HootonKarl NielsenRichard Ripberger
    • Joanna BrownPaul HootonKarl NielsenRichard Ripberger
    • G06F13/00
    • G06F3/064G06F3/0613G06F3/0689
    • A data storage system includes a host computer, a data storage device, and a communication bus connecting the host computer to the data storage device. The host computer is adapted to issue a specialized initiation command, such as a format command with a unique parameter or a unique send diagnostic command. Once received by the data storage device, the specialized initiation command is decoded by a command processor which, in turn, directs a memory controller to execute an internal initiation of target sectors residing on data storage media within the data storage device. The memory controller places sector data in a temporary memory device, such as a random-access memory (“RAM”), including a plurality of zeroes appended to a logical redundancy check (“LRC”) value. Once compiled, this sector data is written to the data storage media. In this way, target sectors of the data storage media are initialized with LRC information without requiring large amounts of data being transmitted over the communication bus.
    • 数据存储系统包括主计算机,数据存储装置和连接主计算机与数据存储装置的通信总线。 主计算机适于发出专门的启动命令,例如具有唯一参数或唯一发送诊断命令的格式命令。 一旦由数据存储设备接收到,专用启动命令由命令处理器解码,命令处理器又引导存储器控制器执行驻留在数据存储设备内的数据存储介质上的目标扇区的内部启动。 存储器控制器将扇区数据放置在诸如随机存取存储器(“RAM”)的临时存储器件中,其包括附加到逻辑冗余校验(“LRC”)值的多个零。 一旦编译,该扇区数据被写入数据存储介质。 以这种方式,数据存储介质的目标扇区用LRC信息进行初始化,而不需要通过通信总线传输大量的数据。
    • 8. 发明申请
    • MAINTAINING ACCESS TIMES IN STORAGE SYSTEMS EMPLOYING POWER SAVING TECHNIQUES
    • 在使用节电技术的存储系统中维护访问时间
    • US20100332750A1
    • 2010-12-30
    • US12769699
    • 2010-04-29
    • Paul Hooton
    • Paul Hooton
    • G06F12/00G06F3/00
    • G06F3/0625G06F1/3221G06F3/0617G06F3/0659G06F3/0689G06F11/1076Y02D10/154
    • An apparatus, method, and computer program for maintaining access times in a data processing system, wherein the data processing system comprises a plurality of storage devices, the apparatus including: a receive component, for receiving a command or an availability message, wherein an availability message indicates whether the storage device is available; an evaluate component for evaluating a plurality of first relationships between the storage devices and a plurality of first values, wherein each of the first values indicates whether a related storage device is a redundant; a send component, for sending a power message to one or more of the storage devices; and an update component for updating a second relationship between the redundant storage device and a plurality of second values, wherein each of the second values indicates whether a related redundant storage device is available.
    • 一种用于维护数据处理系统中的访问时间的装置,方法和计算机程序,其中所述数据处理系统包括多个存储设备,所述设备包括:接收组件,用于接收命令或可用性消息,其中可用性 消息指示存储设备是否可用; 用于评估所述存储装置之间的多个第一关系和多个第一值的评估部件,其中,所述第一值中的每一个指示相关的存储装置是否是冗余的; 发送组件,用于向一个或多个存储设备发送电力消息; 以及用于更新所述冗余存储设备与多个第二值之间的第二关系的更新组件,其中所述第二值中的每一个指示相关冗余存储设备是否可用。
    • 9. 发明申请
    • Method and Apparatus for Detection of Port Name in a Loop Network
    • 用于检测环路网络中端口名称的方法和装置
    • US20070183316A1
    • 2007-08-09
    • US11735554
    • 2007-04-16
    • Reginald BeerPaul CashmanPaul HootonNeil MorrisRobert MaddockRobert Nicholson
    • Reginald BeerPaul CashmanPaul HootonNeil MorrisRobert MaddockRobert Nicholson
    • H04J1/16
    • H04L12/42H04L12/423H04L12/437
    • A method and apparatus for detection of a port name in a loop network is provided, particularly a loop network in the form of a Fibre Channel Arbitrated Loop (FC-AL). The loop network (100) has a plurality of devices (120) each device (120) having at least one port (211, 212) on the loop network (100). The method includes determining which ports (211, 212) are populated with devices (120) for which the unique port name (WWPN) is not known. The populated ports are then all bypassed and a mode is entered on the loop network (100) in which idle frames are transmitted around the loop network (100). One port is un-bypassed at a time and the port name from the un-bypassed port is received and recorded. The port name is received from the un-bypassed port in a Loop Initialisation Select Master (LISM) frame transmitted by the un-bypassed port.
    • 提供了用于检测环路网络中的端口名称的方法和装置,特别是以光纤通道仲裁环路(FC-AL)形式的环路网络。 环路网络(100)具有多个设备(120),每个设备(120)在环路网络(100)上具有至少一个端口(211,212)。 所述方法包括确定哪些端口(211,212)填充有唯一端口名称(WWPN)未知的设备(120)。 填充的端口然后被旁路,并且在循环网络(100)上输入模式,其中空闲帧在环路网络(100)周围传输。 一个端口一次未旁路,并且从未旁路端口的端口名称被接收和记录。 在未旁路端口发送的循环初始化选择主站(LISM)帧中,从未旁路端口接收端口名称。
    • 10. 发明申请
    • Method And Apparatus For Recovery From Faults In A Loop Network
    • 循环网络故障恢复方法与装置
    • US20070053285A1
    • 2007-03-08
    • US11553056
    • 2006-10-26
    • Reginald BeerPaul CashmanPaul HootonIan JuddRobert MaddockRobert NicholsonBarry Whyte
    • Reginald BeerPaul CashmanPaul HootonIan JuddRobert MaddockRobert NicholsonBarry Whyte
    • H04J1/16
    • H04L45/28H04L12/437
    • A method and apparatus for recovery from faults in a loop network (500) is provided. The loop network (500) has a plurality of ports (520, 530, 532, 534) serially connected with means for bypassing the ports (520, 530, 532, 534) from the loop network (500). A control device (522, 524) is provided with bypass control over at least one of the ports (530, 532, 534). A host means (502) sends a command to the control device (522, 524) at regular intervals and the control device (522, 524) has a counter which restarts a time period at the receipt of each command. If the time period expires, the control device (522, 524) activates the means for bypassing all the ports (530, 532, 534) under its control. The loop network (500) may have two loops (516, 518) with at least some of the ports (520, 530, 532, 534) common to both loops (516, 518).
    • 提供一种用于从循环网络(500)中的故障中恢复的方法和装置。 环路网络(500)具有与环路网络(500)旁路端口(520,530,532,534)的装置串联连接的多个端口(520,530,532,534)。 在至少一个端口(530,532,534)中,控制设备(522,524)被提供有旁路控制。 主机装置(502)以规则的间隔向控制装置(522,524)发送命令,并且控制装置(522,524)具有在接收到每个命令时重新开始一段时间的计数器。 如果时间段到期,则控制装置(522,524)激活旁路其控制下的所有端口(530,532,534)的装置。 环路网络(500)可以具有两个环路(516,518),其中至少一些端口(520,530,532,534)对于两个环路(516,518)是公共的。