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Twitter was down

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Re: Twitter was down

#361
post #279

Earlier quoted context omitted.

#4 I work at Facebook. I worked at Twitter. I worked at CloudFlare. The answer is nothing other than #4. #1 has the right premise but the wrong conclusion. Software complexity will continue escalating until it drops by either commoditization or redefining problems. Companies at the scale of FAANG(+T) continually accumulate tech debt in pockets and they eventually become the biggest threats to availability. Not the ne…

Wow, such certainty. "I worked at these companies that went down, so I knew and still know everything, I can even rule out the possibility of other organizations which I did not work for screwing with them, because I know everything about those too. And yes, these FANGs are complex organizations, but not so complex that a former employee like myself wouldn't know what the cause of an outage is or at least isn't (Hell…

Former employees and current employees talk via unofficial online and offline backchannels at many companies.

Re: Twitter was down

#362
post #279

Ok, this is too many high-profile, apparently unrelated outages in the last month to be completely a coincidence. Hypotheses: 1) software complexity is escalating over time, and logically will continue to until something makes it stop. It has now reached the point where even large companies cannot maintain high reliability. 2) internet volume is continually increasing over time, and periodically we hit a point where…

#4 I work at Facebook. I worked at Twitter. I worked at CloudFlare. The answer is nothing other than #4. #1 has the right premise but the wrong conclusion. Software complexity will continue escalating until it drops by either commoditization or redefining problems. Companies at the scale of FAANG(+T) continually accumulate tech debt in pockets and they eventually become the biggest threats to availability. Not the ne…

Life in tech is like a Quentin Tarantino movie.

Re: Twitter was down

#363
post #279

Earlier quoted context omitted.

#4 I work at Facebook. I worked at Twitter. I worked at CloudFlare. The answer is nothing other than #4. #1 has the right premise but the wrong conclusion. Software complexity will continue escalating until it drops by either commoditization or redefining problems. Companies at the scale of FAANG(+T) continually accumulate tech debt in pockets and they eventually become the biggest threats to availability. Not the ne…

Yep, this also matches what I've heard through the grapevine. Pushing bad regex to production, chaos monkey code causing cascading network failure, etc. They're just different accidents for different reasons. Maybe it's summer and people are taking more vacation?

I actually like the summer vacation hypothesis. Makes the most sense to me - backup devs handling some things they are not used to.

Re: Twitter was down

#364
post #279

Earlier quoted context omitted.

#4 I work at Facebook. I worked at Twitter. I worked at CloudFlare. The answer is nothing other than #4. #1 has the right premise but the wrong conclusion. Software complexity will continue escalating until it drops by either commoditization or redefining problems. Companies at the scale of FAANG(+T) continually accumulate tech debt in pockets and they eventually become the biggest threats to availability. Not the ne…

Yep, this also matches what I've heard through the grapevine. Pushing bad regex to production, chaos monkey code causing cascading network failure, etc. They're just different accidents for different reasons. Maybe it's summer and people are taking more vacation?

I'm more partial to the summer interns hypothesis.

Re: Twitter was down

#365
post #279

Ok, this is too many high-profile, apparently unrelated outages in the last month to be completely a coincidence. Hypotheses: 1) software complexity is escalating over time, and logically will continue to until something makes it stop. It has now reached the point where even large companies cannot maintain high reliability. 2) internet volume is continually increasing over time, and periodically we hit a point where…

#4 I work at Facebook. I worked at Twitter. I worked at CloudFlare. The answer is nothing other than #4. #1 has the right premise but the wrong conclusion. Software complexity will continue escalating until it drops by either commoditization or redefining problems. Companies at the scale of FAANG(+T) continually accumulate tech debt in pockets and they eventually become the biggest threats to availability. Not the ne…

I will observe, without asserting that it is actually the case,

that successful executions of #3 should be indistinguishable from #4.

(And this is maybe a consequence of #1).

Re: Twitter was down

#366

Earlier quoted context omitted.

Yep, this also matches what I've heard through the grapevine. Pushing bad regex to production, chaos monkey code causing cascading network failure, etc. They're just different accidents for different reasons. Maybe it's summer and people are taking more vacation?

I'm more partial to the summer interns hypothesis.

Rule one of having interns and retaining your sanity is that interns get their own branch to muck around in.

Re: Twitter was down

#367

Earlier quoted context omitted.

Sadly, for most people Twitter is mainstream media.

Twitter is not that popular. The problem is that mainstream journalists spend too much time on it and confuse it for the real world. How many "news" stories are just repackaged tweets? A lot.

> Twitter is not that popular.

https://www.similarweb.com/website/twitter.com Global Rank: 6 Country Rank: 9 Visits: 3.93B

https://www.similarweb.com/website/cnn.com Global Rank: 101 Country Rank: 29 Visits: 476.20M

https://www.similarweb.com/website/nytimes.com Global Rank: 180 Country rank: 58 Visits: 278.41M

Re: Twitter was down

#368
post #279

Earlier quoted context omitted.

#4 I work at Facebook. I worked at Twitter. I worked at CloudFlare. The answer is nothing other than #4. #1 has the right premise but the wrong conclusion. Software complexity will continue escalating until it drops by either commoditization or redefining problems. Companies at the scale of FAANG(+T) continually accumulate tech debt in pockets and they eventually become the biggest threats to availability. Not the ne…

Wow, such certainty. "I worked at these companies that went down, so I knew and still know everything, I can even rule out the possibility of other organizations which I did not work for screwing with them, because I know everything about those too. And yes, these FANGs are complex organizations, but not so complex that a former employee like myself wouldn't know what the cause of an outage is or at least isn't (Hell…

geez, tough crowd. do you wanna ten dollar hug?

Re: Twitter was down

#369

Earlier quoted context omitted.

Wow, such certainty. "I worked at these companies that went down, so I knew and still know everything, I can even rule out the possibility of other organizations which I did not work for screwing with them, because I know everything about those too. And yes, these FANGs are complex organizations, but not so complex that a former employee like myself wouldn't know what the cause of an outage is or at least isn't (Hell…

Former employees and current employees talk via unofficial online and offline backchannels at many companies.

Ok, so maybe I overreacted
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