Linux

What should we do when we know the name of a service, need to look at the port, or know the port needs to see the service name in Linux? Know service Look port [[email protected] ~]# netstat -lntup |grep httpdtcp         0      0 :::80 

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Program 1: Notification mode with new thread residencyProgram 2: Notification mode for signal processing mode#include #include #include #include #include #include #define Clockid Clock_realtimevoid Sig_handler (int signo){printf ("Timer_signal

Network model of the container:Closed container:There is only one interface: LoopbackNot participate in network communication, only for applications without network communication, such as backup, program debugging, etc.--net NoneBridged

1. Check the memory of Linux:Free-m2. See how to open a large page:Cat/proc/meminfo |grep-i Hugepageanonhugepages:276480 KBhugepages_total:0hugepages_free:0hugepages_rsvd:0hugepages_surp:0hugepagesize:2048 KBMeaninghugepages_total:0 total number of

=========================================================================# Test Write 20Gb fileSync && time-p bash-c "(dd If=/dev/zero of=test.dd bs=1000k count=20000;sync)"The following is the test data for 10.10.14.199:20000+0 Records in20000+0

One, do not hang up the background Run command1.nohupRun command without hanging upSyntax: Nohup Command [Arg ...] [&]2.&After adding a command, you can put this command in the background to runFor

Fill in IP and port, name can be customized 650) this.width=650; src= https://s4.51cto.com/ Oss/201711/05/b54d8652fc322c157fdca4751551d97c.png-wh_500x0-wm_3-wmp_4-s_2014523908.png "title=" Clipboard.png " alt= "B54d8652fc322c157fdca4751551d97c.png-

LL is a pre-defined nickname (alias). An alias is a name that gives a command or a list of commands. You can use aliases as synonyms for abbreviations.On my Ubuntu system, there is such a statement in the ~/.BASHRC file as alias ll= ' Ls-alf ',

1, RPM package is divided into installed and not installed two major categories,2, to generate RPM package, must have a spec file, this file is used to specify the RPM package of the meta-array.3. View installed RPM packagesQuery installed RPM

First, study notesWhen the following command appears in the code:int $0x80The system will immediately be transferred to this location, and the next command startsENTRY (System_call) ring0_int_frame# can ' t unwind into user space ANYWAYASM_CLACPUSHL_

Learn Linux Commitment planMy name is Chang, from Henan province Dengzhou, after the old boy education operation 5 months study, I must achieve the salary target is 11000 yuan, in order to achieve this goal I will take the following 10 major actions

Linux File System ManagementLinux File system: Ext2,ext3,ext4,xfs,btrfs,reiserfs,jfs,swapSwap: Swap partitionDisc: iso9660Windows:fat32,ntfsUnix:ffss,ufs,jfs2Network File system: Nfs,cifsCluster file system: GFS2,OCFS2Distributed File System:

First, batch new users1, you first need to define a variable2, select that looping statement to create the script.3, what command to use to perform "echo RedHat | passwd--stdin $user "[Email protected] ~]# VI user.sh#!/bin/bash#auth by Tony#date 2017

First, install the PYTHON-3.6.2.TGZ Install dependent environments Minimized installation Redhat6.4 EnvironmentYum-y install gcc make zlib-devel bzip2-devel ncurses-devel readline-devel(yum-y install gcc make zlib-devel bzip2-devel

This article describes how to configure the Springboot project service under a Linux server1. Create a new. service file (my side named Test.service, where test is the service name)The contents are as follows[Unit]Description=testAfter=syslog.target[

Zabbix 2.2.20 installation instructions (Centos6.9), zabbix2.2.20Environment Description [root@centos ~]# cat /etc/redhat-release CentOS release 6.9 (Final)[root@centos ~]# uname -aLinux lb02 2.6.32-696.el6.x86_64 #1 SMP Tue Mar 21 19:29:05 UTC 2017

Jumpserver installation details, jumpserver detailsEnvironment Description The host is centos6.9 x86_64 with minimal installation. 1 [root@m01 ~]# cat /etc/redhat-release 2 CentOS release 6.9 (Final)3 [root@m01 ~]# uname -a4 Linux m01 2.6.32-696.el6.

Establish HTTP service steps on vmwarevm, vmwarevm 1. Use xshell to connect to the VM. You can also directly run the command on the VM. The commands on xshell are as follows: First install the HTTPD package [Root @ one ~] # Mount/dev/sr0/mnt[Root @

Common gdb commands, Find./-name "*. SQL" | awk '{pai_str = "\" "$0" \ ""; print pai_str}' | xargs grep-rn IFUSEDESTROUTE Dir/v8t/ngtf/server/trade_server: $ cdir: $ cwdBreak commit_mq_thread.cpp: 59 if (processing_idx =