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Achieving 100Gbps intrusion prevention on a single server

The Morning Paper

When used in prevention mode (IPS), this all has to happen inline over incoming traffic to block any traffic with suspicious signatures. This makes the whole system latency sensitive. The baseline for comparison is Snort 3.0 , “the most powerful IPS in the world” according to the Snort website. MPSM: First things first.

Servers 128
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The Speed of Time

Brendan Gregg

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. Since instances of both CentOS and Ubuntu were running in parallel, I could collect flame graphs at the same time (same time-of-day traffic mix) and compare them side by side. But I'm not completely sure. How long is each time call?

Speed 126
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Why you should benchmark your database using stored procedures

HammerDB

With a simple example such as this, it would not necessarily be expected for the additional network traffic to be significant between the 2 approaches. Stored Procedures and Client SQL comparison To test the stored procedures and client implementations, we ran both workloads against a system equipped with Intel Xeon 8280L.

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Mobile browser testing – what is it and when is it done?

Testsigma

Each smartphone comes with various screen sizes and resolutions, operates on different network speeds, and has different hardware capabilities. Test how user-friendly an application is: Google search engine gives high priority to websites in comparison to desktop apps. Google ranks applications based on how user friendly it is.

Mobile 52
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The Speed of Time

Brendan Gregg

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. Since instances of both CentOS and Ubuntu were running in parallel, I could collect flame graphs at the same time (same time-of-day traffic mix) and compare them side by side. But I'm not completely sure. us on Centos and 0.68

Speed 52
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The Speed of Time

Brendan Gregg

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. Since instances of both CentOS and Ubuntu were running in parallel, I could collect flame graphs at the same time (same time-of-day traffic mix) and compare them side by side. But I'm not completely sure. us on Centos and 0.68

Speed 40
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Hobson's Browser

Alex Russell

Meanwhile, on Android, the #2 and #3 sources of web traffic do not respect browser choice. On Android today and early iOS versions, WebViews allow embedders to observe and modify all network traffic (regardless of encryption). Hardware access APIs, notably: Geolocation. Basic navigation and window management features to (e.g.

Google 121