DEV Community

Cover image for How latency numbers changes from 1990 to 2020.

How latency numbers changes from 1990 to 2020.

Sahil Rajput on November 23, 2018

What is Latency In computing,"latency" describes some type of delay. It typically refers to delays in transmitting or processing data, w...
Collapse
 
bgadrian profile image
Adrian B.G. • Edited

table

Collapse
 
Sloan, the sloth mascot
Comment deleted
Collapse
 
bgadrian profile image
Adrian B.G.

You wrote 45 instead of 45000 for "Send 2K bytes over commodity network: 45 ns" 2000, and 98000 in 1998.

Thread Thread
 
sahilrajput profile image
Sahil Rajput

In 1998 it was 91000ns

Collapse
 
sahilrajput profile image
Sahil Rajput

Thank you for updating the picture :)

Collapse
 
phlash profile image
Phil Ashby

Please reference your source, in this case I think it's here:
people.eecs.berkeley.edu/~rcs/rese...

Source by Colin Scott:
github.com/colin-scott/interactive...

which I found via a very informative SO post:

stackoverflow.com/questions/408728...

note that these are interpolated guesstimates from very few data points, hence the silly results for L2 cache in 1990 (4x DRAM access time - err no), and the mention of SSD (in 1990 - also nope).

Thanks for the reminder that the speed of light is a problem in some cases :)

Collapse
 
sudiukil profile image
Quentin Sonrel

Collapse
 
thorstenhirsch profile image
Thorsten Hirsch

Unfortunately the complexity of our operating systems has grown even more, resulting in decreased responsiveness after all.

Collapse
 
aminmansuri profile image
hidden_dude