Remove Cache Remove Exercise Remove Internet Remove Systems
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What Is the Maximum max-age?

CSS Wizardry

If you wanted to cache a file ‘forever’, you’d probably use a Cache-Control header like this: Cache-Control: max-age=31536000 This instructs any cache that it may store and reuse a response for one year (60 seconds × 60 minutes × 24 hours × 365 days = 31,536,000 seconds ). Does Cache-Control say anything different?

Cache 187
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A Decade of Dynamo: Powering the next wave of high-performance, internet-scale applications

All Things Distributed

With these requirements in mind, and a willingness to question the status quo, a small group of distributed systems experts came together and designed a horizontally scalable distributed database that would scale out for both reads and writes to meet the long-term needs of our business. This was the genesis of the Amazon Dynamo database.

Internet 128
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Trade-offs under pressure: heuristics and observations of teams resolving internet service outages (Part II)

The Morning Paper

Trade-offs under pressure: heuristics and observations of teams resolving internet service outages , Allspaw, Masters thesis, Lund University 2015. The process tracing exercise included: Examning IRC transcripts from multiple channels. First look for any correlation to the last change made to the system.

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Bring Your Own Cloud (BYOC) vs. Dedicated Hosting at ScaleGrid

Scalegrid

These are advanced cloud configurations that allow you to protect your databases from the internet. At ScaleGrid we recommend you deploy your clusters on private VPC subnets so that your database is not routable from the internet. This becomes really important for cache solutions like Redis™. Expert Tip. Security Groups.

Cloud 242
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50 ways to leak your data: an exploration of apps’ circumvention of the Android permissions system

The Morning Paper

50 ways to leak your data: an exploration of apps’ circumvention of the Android permissions system Reardon et al., Side-channels are typically an unintentional consequence of a complicated system. The OpenX SDK was found to be using the ARP cache side channel, and the code makes it clear the authors knew what they were doing.

Systems 74
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Taiji: managing global user traffic for large-scale Internet services at the edge

The Morning Paper

Taiji: managing global user traffic for large-scale internet services at the edge Xu et al., Sharing is caring caching. Instead, we propose that popular Internet services such as Facebook, Instagram, Twitter, and YouTube leverage their shared communities of users. SOSP’19. a chance to warm up.

Traffic 42