Gluster 3.8 Release Notes Gluster Community Version Maintenance InstructionsThe GlusterFS 3.8 version is the original stable version of the 3.8.X series, which is a long-term stable version (Long-term-stable versions), updated every month, and these updates will only fix bugs and improve stability without any new features. This version can be safely installed in the production environment.According to the community program, the long-term stable versi
Client-Side Debugging methodsYou can add the-o log-level=debug parameter to view detailed debugging information. Usage examples:Mount-t Glusterfs-o Log-level=debug 192.168.1.120:/tank/mntServer-Side debugging methodsYou can change the log level:Diagnostics.brick-log-level # Brick process log level, default to info diagnostics.client-log-level # Client log level, default to infoDiagnostics.brick-sys-log-level # Default value is CRITICAL, do not move,
Preliminary discussion on glusterfs-use summary FAQ2015/11/4 Time 17:581. Example of a process for quickly establishing a volume to provide a service "data disk partitioning" If the partition is already mounted, uninstall and delete the existing system first. Yuminstalllvm2xfsprogs-ypvcreate/dev/sdbvgcreatevg0 /dev/sdblvcreate-l100%FREE-nlv01vg0mkfs.xfs-f-i size=512/dev/vg0/lv01mkdir/datacatPreliminary discussion on
Job Responsibilities:Participate in building cloud storage services, including development, design, and operational work?Requirements for employment:1, Bachelor degree or above, more than 3 years of storage system development, design or operation and maintenance work experience;2, familiar with the Linux system and understanding of the kernel, cloud computing, virtualization have some knowledge;3, have Ceph, Glusterfs and other distributed storage of
SPRINGMVC configuration of alternatives custom Dispatherservlet configurationThe three methods we wrote earlier in Spittrwebappinitializer are simply the abstract methods that must be overloaded. However, there are many more ways to overload, allowing for additional configuration.For example, Customizeregistration (). This method is called after Abstractannotationconfigdispatcherservletinitializer will dispatcherservlet the main lane servlet container
In the past two days, I wanted to develop the android development environment in Linux, But I encountered a big problem when installing Sun's Java 6.
The source cannot be found.
The final installation method is to download the binfile of Java 6 on the official website, modify the/etc/profile file, and specify the location of Java, so that the Java command is available.
Then you need a command to specify which software the Java command is provided, that is, the default software. The reason for th
Personal blog Address: http://www.cnblogs.com/wdfwolf3/Update-alternatives is a command that Ubuntu systems use for software version switching. For example, there are several versions of the JDK in the system that map the directories of these commands to a system directory as a link, then manage them through update-alternatives and set the default startup version. With update-
Use the update-alternatives command in Linux, updatealternatives
Personal blog address: http://www.cnblogs.com/wdfwolf3/
Update-alternatives is a command used by the ubuntu system to switch the software version. For example, if there are several jdk versions in the system, map the directories where these commands are located to a unified system directory as links, and then manage them through update-
In Java, it is forbidden List to define this list array structure.However, there are some other ways to implement a list array.First, use node to list
Wrap it up.
public class GenericArray {static class Node { public ArrayListSecond, let node inherit
List
static class nodenode extends ArrayListThird, the use
ListStructure
Slightly
Several alternatives to implementing list arrays in Java
Tags: blog http file ar 2014 problem div html logHome: http://hddb.xp-zed.com/index.htmlTo put it simply, Hddb is a file search tool for NTFS disks, which initially mimics everything, but solves some of everything's most unpleasant problems:
Everything usually rebuilds the index when the program starts (if it feels it needs to be rebuilt), but we open the program to find the file, often just when we need it, it doesn't let us search. HDDB Rebuild index is completely manual trigger, if you
As the saying goes, same. Just as former independent software developers (independent Software VENDOR,ISV) have extended the software portfolio from a single product to an integration suite in an effort to gain a stronger market position, today's software is the service (software-as-a-service, SaaS) Vendors are also leveraging a range of new SaaS platforms to launch the same strategy.
As more and more organizations are willing to adopt SaaS alternatives
This blog post lists 5 tools that can replace putty, some of which do not implement putty. As follows:PuTTy is the most popular SSH clients for windows-based systems. It's very small is size and easy to use. Most of the people in the Linux world prefer to use putty. But they is aware that there is many tools available to provides many features which Putty doesn ' t has. I have used many SSH clients and adding 5 alternatives of PuTTY client below which
On multiple nodes after glusterfs is successfully installed, you can manage each node through the gluster Management Console. After successful addition, the public key can be automatically installed, however, if manual installation is required, you can configure the public key on each node according to the following steps.
1. First modify the/etc/hosts file to include the names and IP addresses of all nodes in the cluster;
For example, 192.168.1.1
consistency.To learn more about server quorum, view server quorum test method: Http://www.gluster.org/community/documentation/index.php/Features/Server-quorum
Problem
Client quorum and server-side quorum that good?If server-side quorum is enabled, data can still be written to the volume when a split-brain condition occurs. Server-side quorum for more efficient avoidance and volume configuration conflicts, the volume set, peer probe, and so on are forbidden when the quorum becomes
Under a replicated volume, a single server node is offline and can be recovered by deleting all of the configuration files.1, stop gluster related services, and kill all gluster related processes.2, the configuration file only retains glusterd.info.3, start the service.DescriptionIf the service fails to start because the Vol profile cannot be successfully loaded, you can delete the corresponding configuration file.Because the node cannot communicate, it can be resolved by deleting the correspond
GlusterFS for UbuntuBase installationdeb://ppa.launchpad.net/gluster/glusterfs-3.5/ubuntu precise maindeb-src http://ppa.launchpad.net/gluster/glusterfs-3.5/ubuntu precise mainServer# apt-get install glusterfs-serverClient# apt-get install glusterfs-client There are a variet
Install JDK 6 first
Sudo apt-Get install sun-java6-jdk
Then you need to set the default JavaProgramSudo Update-alternatives -- config JavaEnter the corresponding options as prompted, and set them to JDK 6.
The following settingsSudo Vim/etc/environment
Add the following two lines:Classpath =/usr/lib/JVM/Java-6-sun/libJava_home =/usr/lib/JVM/Java-6-sunIf classpath and java_home are already set, change them to the above format and press ZZ
On June 18, MarkShuttleworth met with the chairman of the China OSS Promotion alliance and said: "Ubuntu is not a DOS alternative ". What does this sentence mean? Let's ask, what is Mark's purpose in China this time? The fact is that Mark's visit to China was not designed to visit the OSS alliance, but to negotiate with the Ubuntu OEM (I will not talk about it here. Only in this context can we correctly understand the exact meaning of "Ubuntu does not use DOS
February 15 message: Today, Red Hat officially announced the official launch of Red Hat Enterprise Virtualization 3.0. This product greatly expands its strength in server and desktop virtualization management tools and kernel-based Virtual Machine management programs. According to RedHat, RedHat Enterprise Virtualization 3.0 balances the virtualization management features, performance, and scalability of new enterprises under Linux and Windows loads, and the cost is much lower than that of propr
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