smu opt

memory, corresponding to-Xmx Runtime. getRuntime (). maxMemory (); // The current JVM idle memory Runtime. getRuntime (). freeMemory (); // The total memory occupied by the current JVM. The value is equivalent to the memory used by the current JVM and the total Runtime of freemory. getRuntime (). totalMemory ();Configure Tomcat to start with catalina. sh to configure JVM memory To sum up, we have explained some precautions for JVM memory. The following describes how Tomcat starts to configure J

versionGo version go1.6 linux/amd64[Root@yum-down src]# mkdir/gopath/src/golang.org/x[Root@yum-down src]# Go get GITHUB.COM/TOOLS/GODEP[Root@yum-down src]# Vim/etc/profileExport path= $PATH:/usr/local/go/binExport Goroot=/usr/local/goExport path= $PATH:/gopath/bin[Root@yum-down local]# Source/etc/profileYou can also install Yum: [Root@yum-down local]# yum-y install gcc gcc-c++ make git wget go[Root@yum-down codis]# cat/etc/profile.d/go.shExport Gopath=/gopathExport path= $GOPATH/bin: $JAVA _ho

Compile and install LNMP in CentOS 6.5 Production Environment I. Environment preparation1. Operating System installation: CentOS 6.5 64-bit minimal installation.2. Configure IP, DNS, gateway, and host name3. configure the firewall and enable ports 80 and 3306Vim/etc/sysconfig/iptables-A RH-Firewall-1-INPUT-m state -- state NEW-m tcp-p tcp -- dport 80-j ACCEPT # Allow port 80 through the firewall-A RH-Firewall-1-INPUT-m state -- state NEW-m tcp-p tcp -- dport 3306-j ACCEPT # Allow port 3306 throu

system set LOG_ARCHIVE_DEST_STATE_2 = DEFER; # -------- Configure the parameters of the standby role for role conversion*. FAL_SERVER = DGDB*. FAL_CLIENT = VSGPDB*. DB_FILE_NAME_CONVERT = '/opt/ora10g/oradata/vsgpdb','/opt/dgdb/oradata/dgdb'*. LOG_FILE_NAME_CONVERT = '/opt/ora10g/oradata/vsgpdb','/opt/dgdb/oradata/dgd

SYS @ orcl # shutdown abort;The Oracle routine has been disabled.SYS @ orcl #Oracle @ oracle :~ /Product/10.2/db_1/dbs> rman target/Recovery MANAGER: Release 11.1.0.6.0-Production on Wednesday June 5 23:13:10 2013Copyright (c) 1982,200 7, Oracle. All rights reserved.Connected to the target database (not started)RMAN> startup nomount;Oracle instance startedThe system's global region consists of 805875712 bytes.Fixed Size 2148720 bytesVariable Size 520095376 bytesDatabase Buffers: 276824064 bytesR

First, please download the latest version of XAMPP from www.xampp.org.installationIf it is a xampp compressed fileCopy the Xampp compressed file to the/OPT and unzip it. If your computer does not have a/opt directory, use the "sudo mkdir/opt" command to create the directory.If the computer does not have the sudo command, use the SU command and enter the superuser

limits. conf file is actually the configuration file of pam_limits.so in Linux PAM (plug-in authentication module, Pluggable AuthenticationModules) and is only applicable to a single session (2) How limits. conf works Limits. conf is the configuration file of pam_limits.so, and the application under/etc/pam. d/calls the pam _ ***. so module. For example, when a user accesses the server, the service program sends the request to the PAM module. The PAM module sends the request to/etc/pam accordin

the class named Classnamemost commands Prin T help when invoked w/oParameters. You can step through each step of a complete crawl process to form a holistic process.When using the crawl command to crawl a task, its basic process steps are as follows:(1) InjectorjobStart the first iteration(2) Generatorjob(3) Fetcherjob(4) Parserjob(5) Dbupdaterjob(6) SolrindexerjobStart a second iteration(2) Generatorjob(3) Fetcherjob(4) Parserjob(5) Dbupdaterjob(6) SolrindexerjobStart a third iterationFor each

The target database version is oracle8.1.7, the directory database version is oracle9.2.0, and all data files (including control files and On-line log files) are lost. Examples of using RMAN for backup and recovery are as follows: Tutorial steps: 1. Create a tablespace in the directory database to restore the directory: SQL> Create tablespace rmants datafile '/opt/Oracle/DB02/oradata/orcl/rmants. dbf' size 100 m autoextend on next 1 m maxsize unlimit