As a graduate of 2 years of computer science students, now only know the concept of 100Mbps and 100mb/s, is really slag.MBPS=MBIT/S is megabits per second. Million bits per second The abbreviated transfer rate refers to the device's data exchange
1.1 Bandwidth
The unit of bandwidth is "bit/s", which is the number of bits per unit time.
We often say such as 100M bandwidth, the full name should be 100mbit/s, or 100Mbps. 1.2 How data is sent
The transmission of data is generally through the
First simulate the broken fast partition tableDD If=/dev/zero OF=/DEV/VDB bs=512 count=1Then use parted to try to fixParted/dev/vdbGNU Parted 2.1Using/dev/vdbWelcome to GNU parted! Type ' help ' to view a list of commands.(parted)
Turn from:http://blog.csdn.net/mindfloating/article/details/8622930performance evaluation and analysis of Netty and Mina in the popular NIO FrameworkTest method
Using Mina and Netty to implement a echoserver based on NIO to test the
Why is there a limit to the minimum frame length and maximum frame length in traditional Ethernet?Ethernet (IEEE 802.3) frame format:1, Preamble code: 7 byte 0x55, a string of 1, 0 interval, for signal synchronization2, Frame starting delimiter: 1
Scenario: The partition of Linux system is always fascinated by the boundless, or practice less, the foundation is not solid.Prior to the first knowledge of Linux, the Linux system installation of the choice of partition, a little did not understand,
How to view system startup time and run time under Linux
1. View/proc/uptime file Computing system startup time:
Cat/proc/uptime
Output: 5113396.94 575949.85
The first number is the system has been running for 5,113,396,.94 seconds, using the
This article mainly introduces the PHP array memory utilization low and weak type detailed interpretation, with a certain reference value, interested in small partners can refer to.
This two-day task is completed ahead of time, you can take a
Ext2,ext3,ext4,gpt of Linux partitions2013-07-10 12:00:24Tags: ext3 GPT original works, allow reprint, when reproduced please be sure to use hyperlinks in the form of the original source of the article, author information and this statement.
The test method uses both Mina and Netty to implement a echoserver based on NIO, testing the performance of different sizes of network messages
Test environment Client-server: Model Name:intel (R) Core (TM) i5-2320 CPU @ 3.00GHz cache size:61
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