All Things Distributed

OCTOBER 2, 2017

We were pushing the limits of what was a leading commercial database at the time and were unable to sustain the availability, scalability and performance needs that our growing Amazon business demanded. We had an advanced team of database administrators and access to top experts within Oracle. million requests per second.

Internet 128

Internet Internet AWS Performance 128

Brendan Gregg

JANUARY 17, 2018

It is used for capacity planning and scalability analysis. OSes usually show you virtual memory and resident memory, shown as the "VIRT" and "RES" columns in top. My tool does this using /proc/PID/clear_refs and the Referenced value from /proc/PID/smaps, which were added in 2007 by David Rientjes (thanks).

Cache 71

Cache Latency C++ Programming 71

Brendan Gregg

JANUARY 16, 2018

It is used for capacity planning and scalability analysis. OSes usually show you virtual memory and resident memory, shown as the "VIRT" and "RES" columns in top. My tool does this using /proc/PID/clear_refs and the Referenced value from /proc/PID/smaps, which were added in 2007 by David Rientjes (thanks).

Cache 40

Cache Latency C++ Programming 40

O'Reilly Software

MARCH 7, 2018

Build a more scalable, composable, and functional architecture for interconnecting systems and applications. WebServices, unfortunately, failed to deliver on the distributed systems front by having virtually all implementations using synchronous/blocking calls—which we all know is a recipe for scaling disaster.

Transportation 72

Transportation Java Programming Architecture 72