Installing the enhanced Feature Pack in a Linux client always prompts for missing kernel header filesDepending on the release, the command line Package Management command installs DKMS build-essential linux-headers-$ (uname-r), and my client is openSUSE, so the command is as follows:Zypper Install dkms build-essential
This article mainly introduces how to install the oracle client in Linux and configure php5.3. For more information about how to compile the oracle client in linux, briefly introduce the steps and detours.
1. download the Oracle client package, which contains related files
Linux ntp time server and client installation and configuration 1. Main file and command:/etc/ntp. conf server configuration file/etc/sysconfig/clock time zone configuration file/bin/date display and set the time command/sbin/hwclock for BIOS clock (hardware clock) the command/usr/sbin/ntpd is mainly used to provide the NTP service program/usr/sbin/ntpdate for the clien
I. Use of VIM The standard editor for Linux is the equivalent of a notepad in the Windows system, which is no less powerful than any of the latest text editors.(1) Vim installation(2) Vim use: Operating modeGeneral mode (default mode, cannot edit document, only view, press I enter edit mode)Edit mode (this mode allows you to edit text, press ESC to exit and go to normal mode)Command mode (press: Enter command mode in general mode)-Q: Safe exit-q!
Zookeeper common command-line operations
To open the ZK client via zkcli.sh:
[[emailprotected] ~]# zkCli.sh[zk: localhost:2181(CONNECTED) 0]
LS and LS2 command:
[zk: localhost:2181(CONNECTED) 0] ls / # ls命令用于查看节点,类似于Linux中的查看目录[zookeeper][zk: localhost:2181(CONNECTED) 1] ls2 / # ls2命令用于查看节点以及该节点状态的详细信息[zookeeper]cZxid = 0x0ctime = Thu Jan 01 08:00:00 CST 1970mZxid = 0x0mtime =
) and any host communication//inaddr_any means that data that can receive any IP address is bound to all IPServer_addr.sin_port=htons (PortNumber); (Convert short data on this machine to short data on the network) port number/* Bundle SOCKFD Descriptor to IP address */if (bind (SOCKFD, struct sockaddr *) (SERVER_ADDR), sizeof (struct sockaddr)) ==-1){fprintf (stderr, "Bind error:%s\n\a", Strerror (errno));Exit (1);} /* Set the maximum number of clients allowed to connect */ if (Listen (sockfd,
servers waiting for messages, while the main process will continue to wait for new connections. The SERVER4 process is waiting for new customers, While 3 client processes are being serviced by 3 server sub-processes. After a 5-second pause, all customers get their results and end up running. The server's child processes are also exited, leaving only the primary server process running.Server programsprocessing multiple customers with the fork function
Linux remote log rsyslog server and client Installation
The reason for using Rsyslog:1. Prevent system crashes unable to get system log share crash reason, with Rsyslog can transfer log to remote log server2. Using the Rsyslog log can reduce system pressure because using Rsyslog can effectively reduce the system's disk IO3.rsyslog using TCP transmission is very reliable, can filter the log, extract the effe
Use a Linux virtual machine to install CentOS6.4 and vspherecentos6.4 In the VMware vSphere Client.
Preface: companies need to prepare virtualization to virtualize physical machines with high configurationsNVirtual machines to provide services for more application services.
1. Connect to the physical machine using the vShere client, select "configuration"> "Stor
Configuration of LDAP authentication server in Linux and client pam network verification instance 1] LDAP introduction LDAP (LightweightDirectoryAccessProtocol) represents Lightweight Directory Access Protocol LDAP is a kind of non-relational database LDAP... configuration of Linux LDAP authentication server and client
I use Linux is startos5.1, blog is i in http://vb2005xu.iteye.com/blog/2119240 My local GCC version iswrote [email protected]:~/softken$ gcc-vUse built-in specs.collect_gcc=gccCollect_lto_wrapper=/usr/lib/gcc/i686-pc-linux-gnu/4.6.3/lto-wrapperTarget: I686-pc-linux-gnuConfigured as:.. /configure--prefix=/usr--sysconfdir=/etc--libdir=/usr/lib--localstatedir=/var--
Preface: to prepare for virtualization, the company will virtualize the physical machines that are relatively high N virtual machines so that more application services can be served. 1, use Vshere client to connect to the physical machine above, select "Configuration"--"Memory"-"data Storage", right click Select "Browse Datastore", you can upload the file, as shown in:?2. Upload the Centos.iso files that need to be installed.3. Right-click to start c
When debugging a distributed system, logs are a good tool, such as logging with Log4j Records. However, if the time of each machine is inconsistent, it is not convenient to judge the order of each event. So time synchronization is useful, and the NTP protocol is widely known. This article explores how to use Win7 as NTP server,linux to do NTP client to make Win7 and Lin
As we all know, since SVN's debut, many people have predicted that CVS will be replaced by it. Just as they predicted that Maven would replace Ant. Visible, SVN's popularity. In Windows, the most commonly used open source free SVN client is tortoisesvn (the Little turtle we see). In Windows, TortoiseSVN is paired with VisualSVN server (the Free SVN Server Management tool), which makes it easy for developers to build a repository of projects.In
# at the end of the file, if you do not add a port,Nrpe will not function properlyNrpe 5666/tcp #nrpeNrep is a xinetd based service, so just turn on the xinetd service .[Email protected]~]#/etc/init.d/xinetd Restart[[Email protected]~]# Netstat-na | grep 5666issue: Unable to detect port 5666 after installation. Problem solving:1, check whether XINETD service is turned onNo, and cannot be turned on. Cause: The XINETD service is not installed. Installing the XINETD service solves the problemYum i
is non-critical data, you can also use the hard method, such as FTP data, so that the session will not be suspended when the remote machine is temporarily unable to connect to or close.
1.2 scan the available NFS Server directory
Create a mountpoint locally on the client and use mount to mount the directory shared by the remote host. Assume that the host name is "www.cao.net", use showmount to view the directories that NFSServer can share, and the
2. Because I am using Remote Installation, and I do not use remote operations like xmanager, I can only use the client. The server only provides ssh management, so I can only use se
2. Because I am using Remote Installation, and I do not use remote operations like xmanager, I can only use the client. The server only provides ssh management, so I can only use se
Oracle10
This article describes how to obtain the mac address of the server and the mac address of the client in php. For more information, see obtain the mac address of the server.
The code is as follows:
/**Obtain the MAC address source code of the NIC. Currently, Windows/LINUX systems are supported.Obtain the physical (MAC) address of the machine Nic**/Class GetmacAddr {Var $ result = array (); // returns a
This article describes how to obtain the mac address of the server and the mac address of the client in php. For more information, see obtain the mac address of the server.
The code is as follows:
/**
Obtain the MAC address source code of the NIC. Currently, Windows/LINUX systems are supported.
Obtain the physical (MAC) address of the machine Nic
**/
Class GetmacAddr {
Var $ result = array (); // returns
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