The Roles of Symmetry And Orthogonality In Designimplies high predictability and consistent behavior (once pattern is recognized) Enables system scaling (in size and complexity)Charley Bay - charleyb123 at gmail dot com The Roles of Symmetry And Orthogonality 2021 The Phi Scaling Angle In Nature https://cosmometry.net/phi-scaling-angle Spruce tree is fractal scaling based on phi angle Pelicans in flight with phi angle Tree bark scaling at phi angle Benefits: • Less complexity • Fewer edge cases • Increased stability • Greater reuse • Better scaling Make things “unrelated” • Orthogonal design: • Associated with simplicity (the more orthogonal0 码力 | 151 页 | 3.20 MB | 6 月前3
Back to Basics: Concurrencyin a chip will approximately double every 24 months." --Gordon Moore, Intel co-founderDennard Scaling (1/3) "The number of transistors incorporated in a chip will approximately double every 24 months tightly together • Heat becomes a problem • Energy consumption increases • (i.e. Dennard Scaling)Dennard Scaling (2/3) "The number of transistors incorporated in a chip will approximately double every • (i.e. Dennard Scaling) So the hardware industry has adapted (effectively keeping Moore’s Law accurate) We have more smaller cpus (i.e., cores) on our machinesDennard Scaling (3/3) "The number0 码力 | 141 页 | 6.02 MB | 6 月前3
超大规模高可用性云端系统构建之禅-蔡超instances Spot Fleet Auto Scaling ElastiCache SQS Volume Processing Service instances Spot Fleet Auto Scaling RTB Advertise r Cloud Computing Quick Scaling Low Cost High Reliable On-Demand u i c k r e s t a r t fault tolerance c haos engineering Reserved Instance Spot Fleet Auto Scaling Fault and Recovery Oriented Architecture Spot Instance Multi-Clouds Ecosystem Multi-Clouds Foundation Cloud Solution Mobvista Cloud Platform Spot Instance Mgr Logging Monitoring CI/CD Pipeline Auto Scaling High Reliability AWS API Ali API AWS CLI Ali CLI Alarm Cost Optimization Smart Load Balance0 码力 | 40 页 | 6.52 MB | 1 年前3
2.2.3 Go语言的抢占式调度https://www.figma.com/proto/JYM6TcdzBx7WtanhcJX0rP/bootstrap-Copy?page-id=5106%3A2&node- id=5106%3A3&scaling=scale-down 何时需要抢占 什么时候 我们需要抢占⼀个 正在执⾏(running)的 G 呢? 抢占的触发时机-GC STW gcStart STW preemptall preemptone 037524838000535965&scaling=contain 信号式抢占 https://www.figma.com/proto/JYM6TcdzBx7WtanhcJX0rP/bootstrap-Copy?page-id=5189%3A2&node- id=5189%3A12&viewport=-105%2C318%2C0.047865282744169235&scaling=contain 对于⽤户来说是这样的: 0rP/bootstrap-Copy?page-id=5187%3A0&node- id=5187%3A1&viewport=446%2C382%2C0.028840554878115654&scaling=contain markroot -> allgs[i] -> g -> suspendG(g) -> scan g stack -> resumeG 信号式抢占-栈扫描抢占 信号式抢占-后台监控抢占0 码力 | 44 页 | 7.43 MB | 1 年前3
Modern C++ for Parallelism in High Performance Computingparallel, with fairly predictable performance. The D2D bench- mark explores to what extent we achieve scaling for different parallelization strategies: C-style programming with OpenMP, native mechanisms in modern parallel execution is that this code is bandwidth-limited, so we expect parallel efficiency to stop scaling at a certain core count. It is an interesting question whether some parallelism models have other large class of numerical analysis algorithms. It comprises the following operations: • An array scaling, which is a perfectly parallel operation. • A norm computation. This is a ‘reduction’, which would0 码力 | 3 页 | 91.16 KB | 6 月前3
PyMuPDF 1.12.2 documentationannotation. This could e.g. be a rectangle rect = Annot.rect * M with a suitable Matrix M (only scaling and translating will yield the expected effect). setBorder(value) PDF only: Change border width Method / Attribute Description Matrix.preRotate() perform a rotation Matrix.preScale() perform a scaling Matrix.preShear() perform a shearing (skewing) Matrix.preTranslate() perform a translation (shifting) replaced with the inverted m. Parameters: m (Matrix) – Matrix to be inverted. Return type: int a Scaling in X-direction (width). For example, a value of 0.5 performs a shrink of the width by a factor of0 码力 | 387 页 | 2.70 MB | 1 年前3
MuPDF 1.22.0 Documentationa transformation matrix for the zoom and rotation desired. */ /* The default resolution without scaling is 72 dpi. */ ctm = fz_scale(zoom / 100, zoom / 100); ctm = fz_pre_rotate(ctm, rotate); /* Render color (default 303030). -C hex-color Set white tint color (default FFFFF0). -Y factor Set UI scaling factor (default calculated from screen DPI). [page] The initial page number to show. Example usage Identity The identity matrix, short hand for [1,0,0,1,0,0]. Methods Scale(sx, sy) Returns a scaling matrix, short hand for [sx,0,0,sy,0,0]. Returns [a,b,c,d,e,f]. Translate(tx, ty) Return a translation0 码力 | 175 页 | 698.87 KB | 8 月前3
PyMuPDF 1.24.2 Documentationarbitrarily “morphed”, i.e. its appearance can be changed via a Matrix, to achieve effects like scaling, shearing or mirroring, – independently from morphing and in addition to that, text can be rotated statements: >>> m = fitz.Matrix(1, 0, 0, 1, 0, 0) # specify the values >>> m = fitz.Matrix(1, 1) # use scaling by factor 1 >>> m = fitz.Matrix(0) # use rotation by zero degrees >>> m = fitz.Matrix(fitz.Identity) Method / Attribute Description Matrix.prerotate() perform a rotation Matrix.prescale() perform a scaling Matrix.preshear() perform a shearing (skewing) Matrix.pretranslate() perform a translation (shifting)0 码力 | 565 页 | 6.84 MB | 1 年前3
Practices of Go Microservices on Post-Kubernetes-Wei Zhenginterceptor Traffic Management - Canary Scaling • Based on Kubernetes • User manage service resource configuration(CPU/MEM) by themself • User Scaling-up/Scaling-down replicate manually or via Kubernetes0 码力 | 59 页 | 5.66 MB | 1 年前3
MuPDF 1.23.0 Documentationa transformation matrix for the zoom and rotation desired. */ /* The default resolution without scaling is 72 dpi. */ ctm = fz_scale(zoom / 100, zoom / 100); ctm = fz_pre_rotate(ctm, rotate); /* Render color (default 303030). -C hex-color Set white tint color (default FFFFF0). -Y factor Set UI scaling factor (default calculated from screen DPI). [page] The initial page number to show. Example usage float rotate); Create a transform matrix to draw a page at a given resolution and rotation. The scaling factors are adjusted so that the page covers a whole number of pixels. Resolution is given in dots0 码力 | 245 页 | 817.74 KB | 8 月前3
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