Linux

Web website performance stress testing tool WebBench is a well-known test tool for website stress developed by Lionbridge. Official homepage: http://home.tiscali.cz /~ In the O & M work of cz210552/webbench.html, website stress and performance

Add and delete swap temporary files. just solved the swap depletion problem. Temporarily added a swap file creation method dd if =/dev/zero of =/tmp/swap_temp bs = 1024 count = 500000 create a M file www.2cto.comThen activate the swap file:

Write userwall write is used to send information to a user who has logged on to the system, wall can send information to all users logging on to the system. The user parameter www.2cto.com is the user example of the user who needs to send the

Using livecd to fix linux grub today I tried burg, which is really good. Unfortunately, theme resolution cannot be adjusted, probably due to the relationship between core and core. Of course, this is not the key, the key is that I just compiled and

How to maintain Linux and Unix Server Linux/Unix server maintenance 1. Unix server maintenance (the server is fully maintained by us and is also the most reassuring service for you, WEB server environment configuration, other application

In a municipal migration project, when creating a tablespace and specifying the file path, my colleague added a space after the file name lv_temp_02, as a result, the data file is created under oradata on the server's local hard disk. After the

SUSE Linux-related operation commands 1. Compress tar-cvf xxx.tar xxx2, decompress tar-xvf xxx.tar 3, clear files> files 4. Exit upon timeout, log on to the system as the root user, enter the vi/etc/profile command to edit the profile file. Search

How does AIX implement system LVM images with two hard disks for mutual Mirroring, protects the operating system www.2cto.com 1, # zookeeper rootvg activehdisk1 1_none 2, and adds hdisk1 to rootvg www.2cto.com # smitty extendvg Add a Physical Volume

In linux, The Listener Configuration uses the netca command to call the graphical interface for configuration [oracle @ localhost bin] $ netca www.2cto.com Oracle Net Services configuration: Xlib: connection to ": 0.0" refused by serverXlib: no

Deb package installation method in Ubuntu deb is the debian linus installation format, which is very similar to the red hat rpm. The most basic installation command is: dpkg-I file. deb dpkg is short for Debian Package. It is a suite management

Putty encountered ctrl + s Problem description: when using putty to play linux, as I used to write things in windows, press ctrl + s to save it, however, when putty is pressed, it cannot be entered any more. Www.2cto.com later found that ctrl + s is

In Linux, how does one execute the program www.2cto.com atd service at required for a specific task at a specific time? 1. start atd # service atd restartatd stop/waitingatd start/running, process 11031 must be executed under root, otherwise the

Self-check and guidanceBecause the file system format of the operating system is different, a boot management program is required to process the loading.The core is the BOOT Loader, which exists in the first sector, that is, MBR (mainBoot records ).

# Count the current network connection statusNetstat-n | awk '/^ tcp/{++ S [$ NF]} END {for (a in S) print a, S [a]}'# View the current port 80 connection status:Netstat-tn | grep ": 80" | awk '{print $6}' | sort | uniq-cStatus description:CLOSED:

1. On the Grub boot loader menu, select the entry you want to enter and type "e" to enter the editing mode.2. In the second line (similar to kernel/vmlinuz-2.6.15 ro root =/dev/hda2), Type e to enter edit mode;3. Add "init =/bin/bash" at the end of

Install rpc. rstatd in linux1. the rpc service must be supported by rsh. Generally, rsh has been installed. View rpm-qa rsh.2.your rpc.rstatd-4.0.1.tar.gz can be downloaded directly from the attachment in this article, or.3. Run the following

1. (including the character '22') insert the text koko = "gggggggggggggg" on the current line"Sed-I '/22/I \ koko = "gggggggggggg"'/root/soft/iptables 2. Insert the text koko = "gggggggggggg" under the current line (containing the character '22"Sed-

Screenshot tool in Linux Common usage: $ Import test.jpgRange selected with the mouse $ Import-frame test.jpgTruncate the mouse-clicked window $ Import-window root test.jpgCaptures the entire Screen and serves as the Print Screen key. $ Xdotool

When configuring the Nginx server today, the configuration file check reports:Cocould not build the server_names_hash, you shocould increase server_names_hash_bucket_size: 32Check a WIKI and see the following content:The hash table that saves the

You may not have noticed the powerful screen commands in Linux. The following describes the powerful screen commands in Linux.Because of the second generation sequencing analysis, it is often necessary to run a long time program. Because of the long