openshift hostname

Java Get hostname code Support for Windows and Linux: public static String Gethostnameforliunx () { try {return (Inetaddress.getlocalhost ()). GetHostName (); } catch (Unknownhostexception Uhe) { String host = Uhe.getmessage ();//host = "Hostname:hostname" if (host!= null { int colon = host.indexof (': '); if (Colon > 0) {return host.substring (0, colon); } } return "Unknownhost"; } public static String G

Analysis:Because the performance of the load generator is very good, the server responds particularly quickly, causing the load generator's port to be fully occupied before the timeout is reached.Solution One:In the load generator's registry hkey_local_machine/system/currentcontrolset/services/tcpip/parameters, There are two key values: TcpTimedWaitDelayMaxUserPort1, here the TcpTimedWaitDelay default value should be 30s, so here, turn this value to 5s (adjust as needed). 2, you can also turn th

This error is because the configuration file is not configured properly. The solution is as follows:1 Open Profile FileVim/etc/profile2 The content that is added at the end of the document should be as follows (two highlighted sentences are generally missing):Export JAVA_HOME=/USR/JAVA/JDKExport hadoop_home=/itcast/hadoop-2.6.4Export hadoop_common_lib_native_dir= $HADOOP _home/lib/nativeExport hadoop_opts= "-djava.library.path= $HADOOP _home/lib"Export path= $PATH: $JAVA _home/bin: $HADOOP _home

The problem with modifying the host header is simple, as described earlier how to use IP to access your site. The location of the modification is the same. Remember you have a host header when you create a new WEB application? Change your settings now. The operation is as follows.Application Management-----Configure Alternate Access Mappings---Open, click the url--you want to modify in the URL protocol and port to modify and then save it. 3.1 Note To change your access Mapping Collection----in a

The company's business needs may require a better value of 5.5 for mysql5.1. Therefore, the mysql5.5green edition is downloaded at ftp://ftp.ntu.edu.tw/pub/mysql/downloads/website. Tested in Windows Server 2003 R2. 1042-can't get hostname for your address error is reported during remote connection, and the authorization is completed on the server. The solution is as follows: Edit my. iniAdd or modify the following two rows under the [mysqld] node

Download an Ubuntu image file with fedora wget today. The result is always displayed.Resolving xxxxxxxxxxxx (Domain Name)... failed: No address associated with hostname.Wget: Unable to Resolve Host address "xxxxxxxxxx (Domain Name )"I checked some information, most of which are DNS problems. But I have read/etc/resolv. conf. Use grep to search for the complete string about the domain name and find a script containing the export for setting http_proxy = XXXXXXXXX (domain name. It is estimated tha

During the configuration of the MySQL database remote connection, the firewall and authorization have been done, but the connection still cannot be connected, and the error 1042 (hy000) is reported when the connection is found ): can't get hostname for your address, After checking the information, it may be that there is a problem with MySQL DNS resolution, as long as we configure the following in the MySQL configuration file my. CNF:CodeThe connecti

View the error prompt in the system log as 2014/09/19 18:06:55 [4696] name lookup failed for 212.173.9.32:no address associated with hostname The solution is because the main rsync configuration file does not have access to IP settings so access is denied. Find the rsyncd.conf file in your installation directory Hosts allow = Your IP address is like this And then you can save it. Summary, today made a day, one is the firewall to prevent the spec

1. Mount method The virtual machine gives the command when it is mounted2. Sudo adduser yourusername vboxsf (vboxsf is the user group of the Mounted folder, can be seen in/media directory under ls-l command)3. The command to modify the host name issudo gedit/etc/sudoersPressing ENTER will open the/etc/sudoers file, giving the Hadoop user the same permissions as the root user. Add Hadoop all= (All:all) all under root all= (All:all) all4. The command line cannot parse the new host namesudo gedit/e

1. Configure IP Address#vim/etc/sysconfig/network-scripts/ifcfg-eth0Bootproto=staticOnboot=yesipaddr=192.168.1.2netmask=255.255.255.0gateway=192.168.1.254#vim/etc/udev/rules.d/70-persistent-net.rules2. Configure host Name:# vim/etc/sysconfig/networkNetworking=yesHostname=Localhost.localdomain#vim/etc/hosts192.168.1.2 hostname3. Turn off the firewall:(1) Turn off bootOpen: Chkconfig iptables onOFF: Chkconfig iptables off(2) Close the serviceOpen: Service iptables startClose: Service iptables sto

First Open terminal: input instruction Ls-aThen enter the directive: VI. BASHRCFirst press the letter A, enter the writing;In the last line of the document, add:Ps1= ' ${debian_chroot:+ ($debian _chroot)}\[\033[01;31;40m\]\h\[\033[01;00;40m\]@\[\033[01;33;40m\]\h\[\033[01;31 ; 40m\]:\[\033[00;00;40m\]\w \[\033[01;32;40m\]?\[\033[01;32;40m\] 'Save and exit;The above is to modify the ordinary user *********************************Go to root User: Execute sudo su on terminalIn the input command: CD

computer name (some people do not know what the computer name is, the simple explanation is that it is the physical name of the machine instead of the user name you are using) and the login username.Method two (only for IE and the client's IE allows Acitivex to run):Get the computer name, login username, and domain name (if you join a domain, it shows you which domain the machine is in).Reference Link: JS three ways to get an IP address http://www.jbxue.com/article/11338.htmlMethod three (only

I used the hostname (HOSTNAMEA, hostnameb ...) when I was building the solrcloud to make it easier to monitor the node's normal in the admin UI. ) to specify node, so that the location information of the collection that you see in the Admin UI is displayed as a host name. I think the machine name is better than the IP address, so I did it. This is set up, Solrcloud run normally, then the problem came, on the development of the machine (with SOLR not

configuration file (My.ini). In the MYSQL Server configuration file My.ini, add the following two lines: [Mysqld] Skip-name-resolve It will prevent MySQL Server from DNS parsing of external connections, and using this option can eliminate the time for DNS resolution for MySQL. The Third Way to modify MySQL startup service Enter the system service by running "Services.msc", locate the MySQL service, then open the login, select the Local System account instead of this acco

The hostname of the Linux command I used-show or set host nameThis article link: http://codingstandards.iteye.com/blog/804648 (reproduced please specify the source)Description of UseThe hostname command can be used to display or set the hostname (show or set the system's host name). The environment variable hostname al

In the Ubuntu system, there are several ways to quickly view the hostname:One, open a GNOME terminal window, you can see the host name at the command prompt, the hostname is usually after the "@" symbol;Second, enter the command in the terminal window: hostname or UNAME–N, you can view the host name of the current host.2. Temporarily modify host nameCommand line Run command: "

At the Linux command line, enter hostname, view the current hostname, and if you want to modify it, add a new host name directly after hostname (note: The following actions require root user execution), such as: # hostname Newhostname Note, however, that the above hostname

Project error cannot find host name solutionSometimes our project is running locally without problems, but it's a mistake to deploy to a Linux server.Error: Java.net.UnknownHostException: hostname: hostname cannot find host name.Workaround:Modify the/etc/hosts file on the server127.0.0.1 localhost localhost.localdomain Add the desired host nameOr127.0.0.1 localhost Localhost.localdomain127.0.0.1 Add the des

CentOS Modify host name (hostname) CentOS Modify host name (hostname) Two places need to be modified: One is/etc/sysconfig/network, the other is/etc/hosts, and modifying any one of these will cause the system to boot abnormally. First switch to root user. /etc/sysconfig/network Open the file in any of your favorite editors, with a line of Hostname=localhost.lo

hostname commandThe hostname command is used to display and set the host name of the system. The environment variable hostname also holds the current host name. After you use the hostname command to set the hostname, the system does not permanently save the new host name, af