Linux

Ubuntu: HDF5 error: HDF5 header version does not match HDF5 library When executing a python script that uses hdf5 today, the following error occurs: Warning! * ** HDF5 library version mismatched error ***The HDF5 header files used to compile this

Use additional permissions in Linux 1. SET-bit permission: it is mostly used to SET executable programs or script files. SUID indicates adding SET-bit permission to the owner, and SGID indicates adding SET-bit permission to the owner group. After

The Format process of the disk required by ASM on the Solaris Platform The following error occurs recently when an ASM disk is added: SQL> alter diskgroup datadg add disk '/dev/rac/DBdg01' rebalance power 0;Alter diskgroup datadg add disk

Basic Linux exercises and interview questions I sorted out some basic Linux exercises and interview questions and shared them with you. I hope they will be useful to you. 1. How do I change the linux host name?Edit the configuration

Install Emacs in CentOS 6.5 Before installing the emacs software, you need to install some dependent packages first, and then download and decompress the emacs software package before installing it. The specific steps are as follows: 1. The

Linux --- manually release system cache Linux --- manually release system cache Linux:/etc/rc. d # vmstat Procs ----------- memory ---------- --- swap -- ----- io -----system -- ----- cpu ------ R B swpd free buff cache si so bi bo in cs us sy id wa

Ubuntu System log configuration/var/log/messages 1. Problem DescriptionYou need to view the Ubuntu System log File today, but cannot find the/var/log/messages file. You need to configure/etc/syslog. conf. Syslog uses a configurable and unified

Linux system startup process on ARM platform I have been using the Linux system as a learning platform since I started learning embedded development. Now, both PC and ARM development boards can successfully run the Linux system, but I still don't

Install Xen4.3.0 from the source code of Fedora 201. Environment Introduction Linux: Fedora 20 X86_64Xen: Xen 4.3.02. Install Fedora Download the image from the official website, boot the USB flash drive, and complete the installation.For more

Use tsunami-udp to accelerate Network TransmissionOverview Tsunami-udp is a small tool designed for network acceleration. The idea is simple. use TCP for Transmission Control and UDP for data transmission. In this way, data can be transmitted

Install Gnome Flashback on Ubuntu 14.10/Mint7 If you do not like the current Unity desktop, Gnome Flashback desktop environment is a simple and Great choice, so that you can find the classic desktop. Gnome Flashback is based on GTK3 and provides a

Install Python 2.7.9 on CentOS 6.6 CentOS 6.6 comes with Python 2.6.6, while compiling llvm requires Python 2.7 or above. checking for python... /usr/bin/pythonchecking for python >= 2.7... not foundconfigure: error: found python 2.6.6

Install and use Doxygen in Linux I. IntroductionDoxygen is an open-source cross-platform documentation system similar to JavaDoc. It fully supports C, C ++, Java, Objective-C, and IDL languages, some support PHP and C #. The annotation syntax is

Android Studio 1.0.2 sets the memory size Android studio 1.0.2 defaults to a maximum of 750 MB of memory, which is a very card and unbearable. The machine is not a solid state drive. At last, we found that this default value can be modified, in the

Introduction and use of systemd for CentOS7 startup management Systemd provides a better framework to indicate the dependency between system services.Implements parallel startup of services during system initialization and reduces the overhead of

Install and try Wayland easily on Ubuntu 15.04 and Ubuntu 15.04 GNOME Almost all Linux systems still use the old X.org as the default Graphics Server. Both Canonical and Red Hat are thinking about changing this situation. Canonical decided to

Keepalived implements hot standby Principle First, a virtual ip address is exposed to the client. The mac address corresponding to the virtual ip address is a real server, that is, the user sends a request to the virtual ip address, and the request

Install Cloudera Manager5.3.2 in CentOS 6.5 Host hardware configurationOperating Environment software and hardware environment l host operating system: Windows 64 bit, dual-core 4-thread, clock speed 2.2 GB, 8 GB memory Virtual software:

Container age for System Administrators System Management is now in an era of madness and chaos. I am not complaining about old-fashioned system administrators. They still know how to make the system work, how to update the system, and how to

RabbitMQ cluster and network Partition About network partitionNetwork Split Caused by network device failure. For example, five nodes A \ B \ C \ D \ E exist, A \ B is in the same subnet, B \ C \ D is in another subnet, and is connected through A