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公开(公告)号：US20090106600A1
公开(公告)日：2009-04-23
申请号：US11874073
申请日：2007-10-17
IPC分类号： G06F11/28
CPC分类号： G06F11/24
摘要： A system that select tests to exercise a given computer system is described. During operation, the system tests the given computer system using a set of tests, where a given test includes a given load and a given cycling time selected from a range of cycling times. Moreover, for the given test, the system monitors a stress metric in the given computer system. Additionally, the system selects at least one of the tests from the set of tests to exercise the given computer system based on the monitored stress metric.
摘要翻译： 描述了选择测试以锻炼给定的计算机系统的系统。 在操作期间，系统使用一组测试来测试给定的计算机系统，其中给定的测试包括给定的负载以及从循环时间范围中选择的给定循环时间。 此外，对于给定的测试，系统监视给定计算机系统中的应力度量。 此外，系统从该组测试中选择至少一个测试，以基于监测的应力度量来锻炼给定的计算机系统。
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公开(公告)号：US08244493B2
公开(公告)日：2012-08-14
申请号：US12494709
申请日：2009-06-30
IPC分类号： G01R23/00
CPC分类号： G06F11/0751 , G01R29/0892 , G06F11/3058 , G06F11/3072 , G06F11/3093
摘要： One embodiment provides a system that analyzes a target electromagnetic signal radiating from a monitored system. During operation, the system monitors the target electromagnetic signal using a set of antennas to obtain a set of received target electromagnetic signals from the monitored system. Next, the system calculates a weighted mean of the received target electromagnetic signals using a first pattern-recognition model. The system then subtracts the received target electromagnetic signals from the weighted mean of the received target electromagnetic signals to obtain a set of noise-reduced signals for the monitored system. Finally, the system assesses the integrity of the monitored system by analyzing the noise-reduced signals using a second pattern-recognition model.
摘要翻译： 一个实施例提供了一种系统，其分析从受监视系统辐射的目标电磁信号。 在操作期间，系统使用一组天线监视目标电磁信号，以从被监视的系统获得一组接收到的目标电磁信号。 接下来，系统使用第一模式识别模型计算接收到的目标电磁信号的加权平均值。 然后，系统从接收的目标电磁信号的加权平均值中减去接收到的目标电磁信号，以获得被监视系统的一组降噪信号。 最后，系统通过使用第二模式识别模型分析降噪信号来评估监控系统的完整性。
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公开(公告)号：US08150655B2
公开(公告)日：2012-04-03
申请号：US12240211
申请日：2008-09-29
IPC分类号： G06F11/30
CPC分类号： G06F1/206 , G06F11/0706 , G06F11/0751 , G06F11/3428 , G06F11/3476
摘要： Some embodiments of the present invention provide a system that characterizes a computer system using a pattern-recognition model. First, values for an environmental parameter are monitored from a set of sensors associated with the computer system. Then, a baseline for the environmental parameter is calculated based on the monitored values from a subset of the set of sensors. Next, the baseline is subtracted from the monitored values from sensors in the set of sensors to produce compensated values. Then, the compensated values are used as inputs to the pattern-recognition model, which produces estimates for the compensated values based on correlations between the compensated values learned during a training phase. Next, residuals are calculated by subtracting the estimates for the compensated values from the compensated values. Then, the residuals are analyzed to characterize the computer system.
摘要翻译： 本发明的一些实施例提供一种表征使用模式识别模型的计算机系统的系统。 首先，从与计算机系统相关联的一组传感器监测环境参数的值。 然后，基于来自传感器组的子集的监视值来计算环境参数的基线。 接下来，从传感器组中的传感器的监视值中减去基线，以产生补偿值。 然后，补偿值被用作模式识别模型的输入，其基于在训练阶段期间学习的补偿值之间的相关性而产生对补偿值的估计。 接下来，通过从补偿值中减去补偿值的估计值来计算残差。 然后，分析残差以表征计算机系统。
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公开(公告)号：US08055594B2
公开(公告)日：2011-11-08
申请号：US11985288
申请日：2007-11-13
IPC分类号： G06F15/18
CPC分类号： G01R31/2846 , G01R31/2853 , Y10S977/852
摘要： One embodiment of the present invention provides a system that proactively monitors and detects metal whisker growth in a target area within a computer system. During operation, the system collects target electromagnetic interference (EMI) signals using one or more antennas positioned in the vicinity of the target area. Next, the system analyzes the target EMI signals to proactively detect the onset of metal whisker growth in the target area.
摘要翻译： 本发明的一个实施例提供了一种主动监视和检测计算机系统内的目标区域中的金属晶须生长的系统。 在运行期间，系统使用位于目标区域附近的一个或多个天线收集目标电磁干扰（EMI）信号。 接下来，系统分析目标EMI信号，主动检测目标区域金属晶须生长的发生。
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公开(公告)号：US07912685B1
公开(公告)日：2011-03-22
申请号：US11656736
申请日：2007-01-22
IPC分类号： G06G7/48
CPC分类号： G06F11/3072 , G06F11/3006 , G06F11/3058 , G06F11/3089
摘要： A system that mitigates quantization effects in quantized telemetry signals. During operation, the system monitors a set of quantized telemetry signals. For a given quantized telemetry signal in the set of quantized telemetry signals, the system uses a set of models to generate a set of estimates for the given quantized telemetry signal from the other monitored quantized telemetry signals, wherein each model in the set of models was initialized using a different randomly selected subset of a training dataset. The system then averages the set of estimates to produce an estimated signal for the given quantized telemetry signal.
摘要翻译： 一种减轻量化遥测信号量化效应的系统。 在操作期间，系统监视一组量化遥测信号。 对于一组量化遥测信号中的给定的量化遥测信号，系统使用一组模型来生成来自其他监测的量化遥测信号的给定量化遥测信号的一组估计，其中该组模型中的每个模型为 使用训练数据集的不同随机选择的子集进行初始化。 然后，系统对该组估计值进行平均，以产生给定量化遥测信号的估计信号。
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公开(公告)号：US07840391B2
公开(公告)日：2010-11-23
申请号：US11871365
申请日：2007-10-12
CPC分类号： G06F11/008
摘要： A computer system to predict a value of a signal from a sensor schedule loads across a set of processor cores is described. During operation, the computer system generates N models to predict the value of the signal based on a set of quantized telemetry signals, where a given model produces a value of the signal using a subset of the set of quantized telemetry signals, and where the subset is selected from the set of quantized telemetry signals based on an objective criterion. Next, the computer system predicts the value of the signal by aggregating the values produced by the N models.
摘要翻译： 描述了一种用于预测来自传感器计划的信号的值在一组处理器核心之间的计算机系统。 在操作期间，计算机系统产生N个模型以基于一组量化遥测信号预测信号的值，其中给定模型使用量化的遥测信号集合的子集产生信号的值，并且其中子集 基于客观标准从该组量化遥测信号中选出。 接下来，计算机系统通过聚合由N个模型产生的值来预测信号的值。
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公开(公告)号：US20100082299A1
公开(公告)日：2010-04-01
申请号：US12240211
申请日：2008-09-29
IPC分类号： G06F15/00
CPC分类号： G06F1/206 , G06F11/0706 , G06F11/0751 , G06F11/3428 , G06F11/3476
摘要： Some embodiments of the present invention provide a system that characterizes a computer system using a pattern-recognition model. First, values for an environmental parameter are monitored from a set of sensors associated with the computer system. Then, a baseline for the environmental parameter is calculated based on the monitored values from a subset of the set of sensors. Next, the baseline is subtracted from the monitored values from sensors in the set of sensors to produce compensated values. Then, the compensated values are used as inputs to the pattern-recognition model, which produces estimates for the compensated values based on correlations between the compensated values learned during a training phase. Next, residuals are calculated by subtracting the estimates for the compensated values from the compensated values. Then, the residuals are analyzed to characterize the computer system.
摘要翻译： 本发明的一些实施例提供一种表征使用模式识别模型的计算机系统的系统。 首先，从与计算机系统相关联的一组传感器监测环境参数的值。 然后，基于来自传感器组的子集的监视值来计算环境参数的基线。 接下来，从传感器组中的传感器的监视值中减去基线，以产生补偿值。 然后，补偿值被用作模式识别模型的输入，其基于在训练阶段期间学习的补偿值之间的相关性而产生对补偿值的估计。 接下来，通过从补偿值中减去补偿值的估计值来计算残差。 然后，分析残差以表征计算机系统。
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18.发明授权Using a genetic technique to optimize a regression model used for proactive fault monitoring 有权使用遗传技术优化用于主动故障监测的回归模型公开(公告)号：US07349823B2
公开(公告)日：2008-03-25
申请号：US11359672
申请日：2006-02-22
IPC分类号： G06F11/00
CPC分类号： G06F11/0751 , G06F11/0748
摘要： Embodiments of the present invention provides a system that optimizes a regression model which predicts a signal as a function of a set of available signals. These embodiments use a genetic technique to optimize the regression model, which involves using a portion of the sample signals used to generate each parent regression model from a pair of best-fit parent regression models to generate a child regression model. In addition, in embodiments of the present invention, the system introduces “mutations” to the set of sample signals used to create the child regression model in an attempt to create more robust child regression models during the optimization process.
摘要翻译： 本发明的实施例提供了一种优化回归模型的系统，该回归模型预测作为一组可用信号的函数的信号。 这些实施例使用遗传技术来优化回归模型，其包括使用用于从一对最佳拟合父回归模型生成每个父回归模型的样本信号的一部分以生成子回归模型。 此外，在本发明的实施例中，系统将“突变”引入用于创建儿童回归模型的样本信号集合，以在优化过程中创建更健壮的儿童回归模型。
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19.发明授权Radio frequency microscope for amplifying and analyzing electromagnetic signals by positioning the monitored system at a locus of an ellipsoidal surface 有权射频显微镜，用于通过将监测的系统定位在椭圆面的轨迹上来放大和分析电磁信号公开(公告)号：US08275738B2
公开(公告)日：2012-09-25
申请号：US12473173
申请日：2009-05-27
IPC分类号： G06F15/00
CPC分类号： G01R29/0871 , G01R31/308
摘要： One embodiment provides a technique for analyzing a target electromagnetic signal radiating from a monitored system. During the technique, the monitored system is positioned at a first locus of an ellipsoidal surface to amplify the target electromagnetic signal received at a second locus of the ellipsoidal surface. Next, the amplified target electromagnetic signal is monitored using an antenna positioned at the second locus of the ellipsoidal surface. Finally, the integrity of the monitored system is assessed by analyzing the amplified target electromagnetic signal monitored by the antenna.
摘要翻译： 一个实施例提供了一种用于分析从被监视系统辐射的目标电磁信号的技术。 在该技术期间，所监视的系统位于椭圆面的第一轨迹处，以放大在椭圆面的第二轨迹处接收到的目标电磁信号。 接下来，使用位于椭圆面的第二轨迹处的天线来监视放大的目标电磁信号。 最后，通过分析由天线监测的放大的目标电磁信号来评估监控系统的完整性。
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公开(公告)号：US20100305892A1
公开(公告)日：2010-12-02
申请号：US12474486
申请日：2009-05-29
CPC分类号： H01Q21/205
摘要： One embodiment provides a system that analyzes a target electromagnetic signal radiating from a monitored system. During operation, the system monitors the target electromagnetic signal using a near-isotropic antenna that includes a set of receiving surfaces arranged in a regular polyhedron. Next, the system obtains a set of received target electromagnetic signals from the receiving surfaces. Finally, the system assesses the integrity of the monitored system by separately analyzing each of the received target electromagnetic signals.
摘要翻译： 一个实施例提供了一种系统，其分析从受监视系统辐射的目标电磁信号。 在操作期间，系统使用包括以普通多面体布置的一组接收表面的近似各向同性天线来监视目标电磁信号。 接下来，系统从接收表面获得一组接收到的目标电磁信号。 最后，系统通过分别分析每个接收到的目标电磁信号来评估所监视系统的完整性。
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