| author | Oleksandr Gavenko <gavenkoa@gmail.com> |
| Mon, 23 Nov 2020 00:32:17 +0200 | |
| changeset 2468 | cab0464c11f4 |
| parent 2228 | 837f1337c59b |
| permissions | -rw-r--r-- |
|
1905
fba288d59662
Include only local subsections into TOC. This prevent duplication of
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
1 |
.. -*- coding: utf-8; -*- |
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fba288d59662
Include only local subsections into TOC. This prevent duplication of
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
2 |
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fba288d59662
Include only local subsections into TOC. This prevent duplication of
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
3 |
============= |
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fba288d59662
Include only local subsections into TOC. This prevent duplication of
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
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4 |
Development |
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fba288d59662
Include only local subsections into TOC. This prevent duplication of
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
5 |
============= |
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fba288d59662
Include only local subsections into TOC. This prevent duplication of
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
6 |
.. contents:: |
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fba288d59662
Include only local subsections into TOC. This prevent duplication of
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
7 |
:local: |
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fba288d59662
Include only local subsections into TOC. This prevent duplication of
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
8 |
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fba288d59662
Include only local subsections into TOC. This prevent duplication of
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
9 |
Numbers everyone should know |
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fba288d59662
Include only local subsections into TOC. This prevent duplication of
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
10 |
============================ |
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fba288d59662
Include only local subsections into TOC. This prevent duplication of
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
11 |
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2228
837f1337c59b
Removed indentation that compiled into <blockquote>.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
1912
diff
changeset
|
12 |
* L1 cache reference 0.5 ns |
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837f1337c59b
Removed indentation that compiled into <blockquote>.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
1912
diff
changeset
|
13 |
* Branch mispredict 5 ns |
|
837f1337c59b
Removed indentation that compiled into <blockquote>.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
1912
diff
changeset
|
14 |
* L2 cache reference 7 ns |
|
837f1337c59b
Removed indentation that compiled into <blockquote>.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
1912
diff
changeset
|
15 |
* Mutex lock/unlock 100 ns |
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837f1337c59b
Removed indentation that compiled into <blockquote>.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
1912
diff
changeset
|
16 |
* Main memory reference 100 ns |
|
837f1337c59b
Removed indentation that compiled into <blockquote>.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
1912
diff
changeset
|
17 |
* Compress 1K bytes with Zippy 10,000 ns |
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837f1337c59b
Removed indentation that compiled into <blockquote>.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
1912
diff
changeset
|
18 |
* Send 2K bytes over 1 Gbps network 20,000 ns |
|
837f1337c59b
Removed indentation that compiled into <blockquote>.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
1912
diff
changeset
|
19 |
* Read 1 MB sequentially from memory 250,000 ns |
|
837f1337c59b
Removed indentation that compiled into <blockquote>.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
1912
diff
changeset
|
20 |
* Round trip within same datacenter 500,000 ns |
|
837f1337c59b
Removed indentation that compiled into <blockquote>.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
1912
diff
changeset
|
21 |
* Disk seek 10,000,000 ns |
|
837f1337c59b
Removed indentation that compiled into <blockquote>.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
1912
diff
changeset
|
22 |
* Read 1 MB sequentially from network 10,000,000 ns |
|
837f1337c59b
Removed indentation that compiled into <blockquote>.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
1912
diff
changeset
|
23 |
* Read 1 MB sequentially from disk 30,000,000 ns |
|
837f1337c59b
Removed indentation that compiled into <blockquote>.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
1912
diff
changeset
|
24 |
* Send packet CA->Netherlands->CA 150,000,000 ns |
|
1905
fba288d59662
Include only local subsections into TOC. This prevent duplication of
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
25 |