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samcrawford commented on StackPath Immediate End of Life   43963146.hs-sites.com/imp... · Posted by u/highclass
J_Shelby_J · 2 years ago
Sad. It was amazing experience working at stackpath as an entry to the industry. Not many cutting edge companies in Dallas and I totally lucked out with the tech and the people! It was an amazing platform when it first rolled out, and if it wasn’t kneecapped, it would be an everyday name in the tech world. After almost a decade of stagnation it was surpassed by every other cloud provider, dev-ops platform, and infrastructure company.

Good luck everyone who needs to migrate on short notice. It’s going to be fun if bootstrap doesn’t have a backup CDN.

samcrawford · 2 years ago
This is indeed sad. We are/were a customer, and one of the earliest edge computing customers. For a long time they've been the only provider truly offering the ability to run native code at the edge. But they've not really taken advantage of their early lead, so others have caught up. Also, reliability and capacity problems have become very commonplace in the past year or so. Hope the team has a safe landing elsewhere.
samcrawford commented on How the Tour de France became a $100M business   huddleup.substack.com/p/t... · Posted by u/yarapavan
metadat · 2 years ago
Note: Available on Amazon Prime Video if you have it.

Lance Armstrong: "It was like a pistachio nut in a dirty bird's nest."

Buahaha. A truly great obscene movie.

samcrawford · 2 years ago
Not included with Prime in the UK
samcrawford commented on 35M Hot Dogs: Benchmarking Caddy vs. Nginx   blog.tjll.net/reverse-pro... · Posted by u/EntICOnc
samcrawford · 3 years ago
Great write-up! One question I had was around the use of keepalives. There's no mention in the article of whether keepalives were used between the client and reverse proxy, and no mention of whether it was used between the reverse proxy and backend.

I know Nginx doesn't use keepalives to backends by default (and I see it wasn't setup in the optimised Nginx proxy config), but it looks like Caddy does have keepalives enabled by default.

Perhaps that could explain the delta in failure rates, at least for one case?

samcrawford commented on Serving Netflix Video Traffic at 800Gb/s and Beyond [pdf]   nabstreamingsummit.com/wp... · Posted by u/ksec
Aissen · 3 years ago
At 15Mb/s for a start-quality 4k stream (5 times higher than the average ISP speed measured by Netflix), that serves 53k simultaneous customers.

In the US, the fastest ISP for Netflix usage seems to be Comcast (https://ispspeedindex.netflix.net/country/us ), with an average speed of 3.6Mbps. That would serve an average of 222k simultaneous customers on a single server.

samcrawford · 3 years ago
That 15Mb/s figure for 4K is out of date by a couple of years. They previously targeted a fixed average bitrate of 15.6Mb/s. They now target a quality level, as scored by VMAF. This makes their average bitrate for 4K variable, but they say it has an upper bound of about 8Mb/s. See https://netflixtechblog.com/optimized-shot-based-encodes-for...
samcrawford commented on The layoffs at Klarna   blog.pragmaticengineer.co... · Posted by u/lauluz
samcrawford · 3 years ago
The same author has been reporting diligently on Pollen, and has said he will do a write-up on the collapse there. I will be very interested to read that.
samcrawford commented on Comcast: Simulating shitty network connections so you can build better systems   github.com/tylertreat/com... · Posted by u/olalonde
NavinF · 3 years ago
He’s probably talking about the web version. Under any other interpretation that comment makes no sense.
samcrawford · 3 years ago
I'm not so sure. If I load a saved map in Google Maps (e.g. someone has saved a route with markers and shared it with me), and then I go offline whilst viewing it, Google Maps on Android will show an error after a while and I'll lose the route and markers entirely. This occurs even if I've marked the area as an offline map. I guess it's just a case that they treat the saved routes in a different way. But it's really annoying for my use case (which is finding crewing points for long distance running events in the middle of nowhere with no mobile coverage).
samcrawford commented on How to fuck up an airport   radiospaetkauf.com/ber/... · Posted by u/danso
AlexAffe · 3 years ago
Can we take a moment and ponder over why the title is censored? Why are we all okay with this? Who are we protecting, who are we trying to deceive? Why is it fine with everyone, that a youtube SNL skit is bleeped out? What THE FUCK has gotten into us? Either use the word, or don't use it. Show the video, or don't show it. We should all stand tall for our (fought for) rights, this isn't the fucking 60s.
samcrawford · 3 years ago
An amusing side effect of this is that even if I search for the exact title on Spotify, their search does not find the podcast.

I eventually found it on Spotify by searching for Berlin airport.

To save others from Spotify's search: https://open.spotify.com/show/1dcDdTZgwicbxkb7OgNLo2?si=tGB6...

samcrawford commented on What do Starlink’s latest Ookla results mean for its RDOF winnings?   fiercetelecom.com/broadba... · Posted by u/PaulHoule
singlow · 4 years ago
Is Ookla an official data source for the RDOF evaluation? How does Ookla know what the average speed is? It only knows the average speed of users that do a speed test and most people only do it when they are suspicious of a problem or testing a new setup that is likely not yet fully configured. Typically I use it when I am installing new hardware and I might get 10 bad results and then 1 good result. Once I get the good result I stop. 100 days go by that I don't need to check it at all until I have a slow connection and then I do a speed check and see that it is slow. Seems like it would be highly biased towards testing under the poorest conditions.
samcrawford · 4 years ago
There isn't an "official data source" for RDOF evaluation. ISPs are required to carry out measurements in the markets where they've accepted funds. Measurements are carried out on a sampled subset of their customers, and a large set of frequent measurements has to be produced from each customer. Measurements have to be conducted to servers in specific locations (you can't just test to a server two miles down the road inside the ISP's network). The requirements are pretty rigorous and not straightforward to meet (e.g. if a customer switches their router off for a day, then that can disqualify their measurements entirely - you need a sample every hour, every day for at least a week in the quarter). They need to submit these measurements to USAC at the end of the quarter, to demonstrate that at least X% of measurements met the target of Y (it varies by metric).

Generally speaking, crowdsourced measurements (whereby you have loads of users but each running very few tests) aren't well suited to these requirements.

I'm oversimplifying things here, but more details on the requirements can be found at https://www.usac.org/high-cost/annual-requirements/performan...

Source: I work in this space

samcrawford commented on Apple Cash   apple.com/apple-cash/... · Posted by u/jeanniesarah
x3ro · 4 years ago
It is true that bank transfers are fast, instant most of the time these days. However, when people want to quickly send me money, they still usually ask for paypal, simply because it’s easier to tell someone a nickname or email address than my IBAN. not that this is an unsolvable issue, just sharing my experience from Germany.
samcrawford · 4 years ago
My experience with Paypal is the opposite. On multiple occasions I've had someone send me money on Paypal, but then it gets held up in checks and verification for 2-4 weeks, during which time I cannot access it. Sometimes it is instant though. There seems to be no pattern to it. This lack of certainty discourages me from using Paypal to receive payments in the future as I now consider it as a risky, slow, last-resort option.
samcrawford commented on Apple Discontinues macOS Server   support.apple.com/en-us/H... · Posted by u/sharjeelsayed
angulardragon03 · 4 years ago
ABE isn't free, sadly (and iirc you need a DUNS number). Two month trial, but then $2.99 per device. Jamf Now is at least free for the first 3 devices, then $2.00 per month per device after that.

Another idea is perhaps Mosyle Business, which gives you the first 30 devices for free [1].

[1] https://business.mosyle.com/pricing

samcrawford · 4 years ago
I'd second Mosyle Business. We pay for about 40 licences. It costs us very little and they provide quick support.

u/samcrawford

KarmaCake day1337April 12, 2013
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Based in London, UK.

Email: samcrawford at Google's mail service.

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