All Things Distributed

NOVEMBER 26, 2013

About 5 years ago, I introduced you to AWS Availability Zones, which are distinct locations within a Region that are engineered to be insulated from failures in other Availability Zones and provide inexpensive, low latency network connectivity to other Availability Zones in the same region.

Cloud 108

Cloud AWS Traffic Latency 108

Brendan Gregg

FEBRUARY 28, 2023

My personal opinion is that I don't see a widespread need for more capacity given horizontal scaling and servers that can already exceed 1 Tbyte of DRAM; bandwidth is also helpful, but I'd be concerned about the increased latency for adding a hop to more memory. Ford, et al., “TCP

Performance 103

Performance Latency Cache Google 103

All Things Distributed

JULY 11, 2011

By Werner Vogels on 11 July 2011 07:22 AM. As a part of that process, we also realized that there were a number of latency sensitive or location specific use cases like Hadoop, HPC, and testing that would be ideal for Spot. All Things Distributed. Werner Vogels weblog on building scalable and robust distributed systems. Comments ().

AWS 69

AWS Storage Cloud Big Data 69

All Things Distributed

AUGUST 16, 2011

By Werner Vogels on 16 August 2011 06:40 AM. There are different considerations when deciding where to allocate resources with latency and cost being the two obvious ones, but compliance sometimes plays an important role as well. All Things Distributed. Werner Vogels weblog on building scalable and robust distributed systems.

AWS 88

AWS Government Big Data Cloud 88

Brendan Gregg

JULY 4, 2021

## References I've reproduced the talk references below, so you can click on links: - [Gregg 08] Brendan Gregg, “ZFS L2ARC,” [link] Jul 2008 - [Gregg 10] Brendan Gregg, “Visualizations for Performance Analysis (and More),” [link] 2010 - [Greenberg 11] Marc Greenberg, “DDR4: Double the speed, double the latency? Ford, et al., “TCP

Performance 52

Performance Latency Hardware Storage 52

Alex Russell

MARCH 6, 2021

If those specs sound eerily familiar, it's perhaps because they're identical to 2016's $200USD Moto G4 , all the way down to the 2011-vintage 28nm SoC process node used to fab the chip's anemic, 2012-vintage A53 cores. Sadly, data on latency is harder to get, even from Google's perch, so progress there is somewhat more difficult to judge.

Performance 127

Performance Network Mobile Metrics 127

Brendan Gregg

FEBRUARY 28, 2023

My personal opinion is that I don't see a widespread need for more capacity given horizontal scaling and servers that can already exceed 1 Tbyte of DRAM; bandwidth is also helpful, but I'd be concerned about the increased latency for adding a hop to more memory. Ford, et al., “TCP

Performance 52

Performance Latency Cache Google 52

Alex Russell

SEPTEMBER 11, 2018

I can count on one hand the number of teams I’ve worked with who have goals that allow them to block launches for latency regressions, including Google products. Few teams I’ve encountered have actionable metrics associated with the real experiences of their users. That unzips to roughly 2MB of script.

Development 73

Development Government Mobile Network 73

Abhishek Tiwari

NOVEMBER 3, 2018

Using CDN for the whole website, you can offload most of the website traffic to your CDN which will handle not only large traffic spikes but also reduce the latency of content delivery. In 2011, the Obama campaign started using Jekyll extensively to power their fundraising platform.

Systems 63

Systems Cache Website Network 63

Brendan Gregg

MAY 8, 2021

Something like: It's called "[flying height]" or "fly height," and (from that reference) was about 5 nanometers for 2011 drives. From these outputs I try to determine if the problem is: - **The workload**: High-latency disk I/O is commonly caused by the workload applied. Particles of dust can be 1000x bigger. Hit Ctrl-C to end.

Performance 40

Performance Latency Speed Systems 40

Brendan Gregg

MAY 8, 2021

Something like: It's called "[flying height]" or "fly height," and (from that reference) was about 5 nanometers for 2011 drives. From these outputs I try to determine if the problem is: - **The workload**: High-latency disk I/O is commonly caused by the workload applied. Note the sdb latencies range from 32 ms to over 2 seconds!

Performance 40

Performance Latency Speed Systems 40

Percona

MAY 2, 2023

example.net --port=27017 --username=user --authenticationDatabase=admin --db=demo --collection=events --out=/opt/backup/mongodump-2011-10-24 Note : If we don’t specify the DB name or Collection name explicitly in the above “mongodump” syntax then the backup will be taken for the entire database or collections, respectively.

Best Practices 52

Best Practices Database Storage Servers 52

Smashing Magazine

SEPTEMBER 29, 2021

CDN servers are often located closer to users than origin servers and can have a shorter round-trip times (RTT), improving network latency. Google created the WebP format in 2011 as an image format that would help to make the web faster. Note: Image CDNs are mentioned a few times in this article.

Open Source 145

Open Source Speed Website Google 145