Start netconsole to send the kernel message to the remote syslog server
Netconsole could kernel printk messages sent via UDP to a remote host, but also to send a message to the remote host syslogd in.
General system kernel compiled netconsole module, can be used directly.
The custom kernel only needs to open the following kernel options (for the module).
Copr.fedoraproject.org provides third party building devtoolset-3/4 warehouse, can be added directly to the yum source repo after devtoolset-3 (gcc-4.9.2) devtoolset-4 (gcc-5.2.1), () removed from their own to build the compiler GCC trouble:)
VMware under fusion windows with VMware Workstation OSX almost, are using the VM tool to generate a physical hard disk vmdk /USB mapping file, and then load the vmdk boot can be.
First view disk
Diskutil list bash-3.2$
#: TYPE NAME SI...
VMnet1 & VMnet8 configuration file is located in the "Fusion.app/Contents/Library /Applications/Vmware", you can modify the default address, VMnet8 can also add the mapping port.
Funsion VMware version is 8...
VMware fusion of virtual machine using NAT sharing network often is not absolutely network every time you need to turn off the virtual organs, re start the VMware Funsion can open the network.
Research, and found that the actual can also be done through the command line to restart the NAT, no need to exit Funsion. VMware
NAT start command
/Applications/VMware\ Fusion.app/Contents/Library/vmnet-nat sudo...
-zxf patchelf-0.8.tar.bz2 tar
Make & & make install...
--with-isl=system --with-isl-prefix=/opt/gcc-4.8.5/builddir/isl-install --prefix=/opt/gcc-4.8.5/builddir/cloog-install./configure
Compile cloog encountered a link error
Make: directory `/mnt/gcc/cloog-0.18.0 Entering...
In putty, if you do not support the Chinese character set monospace font, the general selection can not enter the chinese. UTF8 encoding is the configuration character set, but GB2312's ANSI & BIG5 character set has not been supported, unless you choose to support the font GB2312&BIG5 character set, such as "Fixedsys" "NSimSun" and other Chinese fonts. The following patch is added to the GB2312 putty & BIG5 character set support, with the VC compiler to select the desired word...
Build ConnectX-3 EN 10/40 Gbps Mellanox DPDK running environment...
Upgrade ConnectX-3 EN 10/40 Gbps Mellanox card firmware...
From a few of them in the journal magazine "TCP/IP" quiz, feeling summary is better here to do a merge.
Q: in syn-received
In the state and then received SYN
How to deal with the message?
A: in order to ensure that customers may occur SYN
Retransmission, a variety of implementation and the experimental environment processing mechanisms are different, the basic process ideas are as follows:
Status of the server in SYN+ACK
Retransmission timer does not have a timeout did not receive the client ACK, and then...
* Godbach Author:
* this article can be freely reproduced, but please indicate the source, and to ensure the integrity of this paper.
For the test and calculation of the data package, a lot of books about the TCP/IP agreement have been said, RFC1071 is to discuss the calculation of the test and documentation. The traditional calculation method is the whole packet data (IP packet is calculated IP header data) of a two's complement sum.
But in practical applications, the existence of the...
Mount HDFS using FUSE to
Posted on June
3, 2012 by Dan
Distributed File System is (HDFS) a distributed scalable, filesystem developed Hadoop as the back-end stor...
There 's been a lot of buzz lately around the go programming language. A lot of cool tools have been written using it. One in part...
"Design philosophy of the Internet architecture"...