raggi

37 ms·

511.
by raggi 4y ago
Looks like it's DWiki, which is a python wiki. An uncached page load took 571ms, ICMP latency is 100ms. Frontend server is Apache, forcing a Connection:close on every serve (may actually be an advantage against the bot, unless it is al
512.
by raggi 4y ago
It is not possible to staff a team with perfect humans. Better tools remove the need for perfect humans.
513.
by raggi 4y ago
You use many tools in a house. Most are designed with implicit safety measures. You should use knives for specific tasks that warrant the use of a knife. You should not run around a house knife in hand using it for everything.
514.
by raggi 4y ago
what is new about coroutines or executor interfaces?
515.
by raggi 4y ago
We’re not ignoring 30 years of improvements, they’re just irrelevant because the statistics show that they are. Sure write some more planned improvements, double down, that’s fine, but if you’re presented with the kind of history and data w
516.
by raggi 4y ago
When every house has a teleporter, perhaps your model might work.
517.
by raggi 4y ago
Yes, absolutely. Also to be clear: people aren't implicitly at fault for asking questions rooted in fud. Caring is a good thing, and so is trusting your intuition, and speaking up. The challenge is working through it all quickly and co
518.
by raggi 4y ago
This is a really good thing, and having been through this in other Google projects, a sincere congratulations to the folks who demonstrated the tenacity to keep pushing forward despite both I'm sure a lot of genuine hard questions bein
519.
by raggi 4y ago
Not once ever. Once per toolchain version and unique argument set. Perhaps the toolchain starts by attempting to never offer arguments, and perhaps it has lofty goals to release on day 1 with a perfect compilation model. All of my experienc
520.
by raggi 4y ago
As long as things like embedded coprocessors (IME, TXT, PSP, etc) are kept out of view.
521.
by raggi 4y ago
Netlink is becoming common, but it's also messy because well, it started as a single purpose interface and is now among other things a misnomer as it's not limited to network link controls. kdbus could probably provide richer inte
522.
by raggi 4y ago
++ don't ioctl / sockopt unless you absolutely have to for backward compatibility. It's an old hazardous design. We have oodles of space for symbols even on modern embedded systems.
523.
by raggi 4y ago
The big problem with pipelining in http 1.x is that a response can break the pipeline part way through and there is no way to know what the server processed. A response night for example, mid pipeline be connection:close and that’s that, di
524.
by raggi 4y ago
https://datatracker.ietf.org/doc/html/draft-ietf-ntp-roughti... roughtime has been in development since agl proposed it in 2016. It'd be nice to see it get over the line - until then tlsdate is easy to apply
525.
by raggi 4y ago
Absolutely multiqueue is on the list. What that would in theory allow us to solve well is rss/xss. As mentioned above, we would still have to fan out crypto, which means we need to solve for numa aware queue processing, which isn’t imm
526.
by raggi 4y ago
One of the authors here: it could, all the kernel code is present. Right now the android selinux policy blocks some of the necessary ioctls (at least on the pixel builds I tested).
527.
by raggi 4y ago
One of the authors here: yeah, it's very interesting. The flame graphs here don't do a great job at highlighting an aspect of the challenge which is that crypto fans out across many CPUs. I think the hunch that 20-30gbps is attain
528.
by raggi 4y ago
One of the authors here: What I was going for with the title is that singular read/write switching (the before case) is very slow (for packet sized work), and batching (~ >=64kb) is much faster - it's about amortizing the cost
529.
by raggi 4y ago
Correct, it is too simple. The problem is very broad though. CA/B forum is very effective for what it does, but equivalents for other uses are less so. Most places crib and slightly rework the Mozilla CA pack with highly variable level
530.
by raggi 4y ago
WireGuard is a recent and prominent example of a system that has been formally verified ( https://www.wireguard.com/formal-verification/ ). There are implementations in a variety of languages due to integration considera
531.
by raggi 4y ago
True, but what is said is: We continue to invest in tools to improve the safety of our C/C++. Over the past few releases we’ve introduced the Scudo hardened allocator, HWASAN, GWP-ASAN, and KFENCE on production Android devices. We’
532.
by raggi 4y ago
You can do some basic analysis about your assumption: go pick out a bunch of the CVEs and look at the age and style of the source code. Another approximation is to look at the Android source tree to see what proportion of it is as old as yo
533.
by raggi 4y ago
> We should not bury C++ prematurely before answering the question - "what else is as fast and efficient as to replace it for OOP?" We have an answer: Rust. It's no longer premature, bury it.
534.
by raggi 4y ago
The “manager” they name who the contractor reported to is the CTO of the CA, and has been since 2014. On Reddit they were begging for community developer help during that time, and talking about how their team was only a few people. They al
535.
by raggi 4y ago
trigger warning: possible rust advocacy. I hope the warning can help some folks relax, and stave off the usual repeating meta discussion. I've looked at a lot of rust generated outputs from iterator usage in godbolt. If you have tried
536.
by raggi 4y ago
It’s not Netflix specific, but access to hardware counters is more rare among instances than you might realize if you only scan the table on Intels pages.
537.
by raggi 4y ago
they can run vtune on their aws nodes, what a privilege!
538.
by raggi 4y ago
the at&t unix video marketed this idea by way of composing a spell checker in a shell script. even at the time, many users did not follow this pattern because the ergonomics for spell checking in this manner were already sub-par. what y
539.
by raggi 4y ago
Now if only gmail, hotmail and friends would all close accounts who's passwords are on public lists, this would all make a dent.
540.
by raggi 4y ago
I get red all the time in Firefox, chrome is healthy. I have cake configured on my border router.

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