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mrjones
searching PlanetScale…
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3 ms
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by
mrjones
10y ago
Actually, the linked paper discusses 112-115us of total read latency for NVMe SSD, not 14-15 (see Figure 5). 90us of raw device latency, then software overhead of 22-25us (2-3us driver, 6-7us kernel, 14-15us user space). So, the 6us access
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Uber admits to self-driving car 'problem' in bike lanes as safety concerns mount
(theguardian.com)
30 points
by
mrjones
10y ago
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7 comments
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by
mrjones
11y ago
Matt Blaze developed a very cool attack against master-key lock systems: http://www.crypto.com/papers/mk.pdf It requires access to one (non-master) key as well as a lock which is open-able by that key. It also require
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by
mrjones
12y ago
It would be interesting to see the client/benchmarking program. It almost sounds like it could be single-threaded ... which would mean the delay is an artifact of the benchmark only having one op outstanding, rather than something inh
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by
mrjones
12y ago
Interesting fact about liquid nitrogen (that I learned from Dave Arnold's book, which is fantastic): liquid nitrogen is ~700x denser than gaseous nitrogen. So, if you vaporize a moderate amount of liquid in a contained space (e.g. spil
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by
mrjones
14y ago
I was looking at this earlier, there's an API too that seems pretty simple to use: ----- (1) Developer key: http://datamine.mta.info/user/register (2) The data is in Protocol Buffer format, so get that: http://code.google.com/p/protobuf/
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Expecting more from Yelp
(notes.mrjon.es)
30 points
by
mrjones
15y ago
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11 comments
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As many CS degrees were issued in 2009 as in 1985? (Maybe not the whole picture)
(plus.google.com)
2 points
by
mrjones
15y ago
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0 comments