'Run level' presentation slideshows

RH133

RH133. Redhat Enterprise Linux System Administration. Unit 1. Installation. Hardware Overview. Kernel Support Core support: CPU, Memory, Process Management , Interrupt/Exception Handling etc. Dynamically Loadable Kernel Modules Device Drivers Additional Functionality

2.01k views • 178 slides

System Administration

System Administration. What is System Administration?. Managing the whole system User accounts Backup Security etc. Services Configuring Starting Stopping. Users and security. Root and su. root Account used by system admin Note: passwd works more leniently for root

910 views • 74 slides

System Administration

1.24k views • 68 slides

779 views • 55 slides

INFO 320 Server Technology I

585 views • 46 slides

The Linux Kernel

The Linux Kernel. About 6 million lines of code Controls memory and process management. The Linux Kernel. Linux & the Kernel. Kernel Version Numbering: 2.6.38.8. A.B.C.D A is the version B is the major revision C is the minor revision D are security and bug fixes

779 views • 42 slides

Linux ????

Linux ????. Chapter 20 ?????????? Loader. ??. Linux ??????? ??????? Boot Loader: Grub ?????????. 20.1 Linux ???????. 20.1.1 ???????. 1. ?? BIOS ?????????????????????????????? 2. ????????????? MBR ? boot Loader ( ??? grub, spfdisk ??? ) ?

554 views • 39 slides

Booting and boot levels

499 views • 30 slides

Chapter 2 Booting Up and Shutting Down

Chapter 2 Booting Up and Shutting Down. Booting Up. Starting up a computer Load kernel into memory and execute it. BIOS load and run the MBR (Master Boot Record) MBR searches for the bootable slice (partition) on the disk and then run the code on the slice to load OS.

451 views • 26 slides

ITI-481: Unix Administration

376 views • 24 slides

Chapter 8 System Startup and Shutdown

Chapter 8 System Startup and Shutdown. Objectives. Define and explain bootstrap procedure Explain single and multi-user run levels Identify and configure system startup files Perform a clean shutdown procedure Explain and define the maintainance mode. Standard Boot Process (LILO).

330 views • 22 slides

Objectives Topic 2.6

289 views • 17 slides

System Startup & Shutdown

System Startup & Shutdown. Objectives to interpret the Unix startup and shutdown configuration files to be able to create a customised run level Contents bootstrap procedure single and multi-user run levels system startup files (rc files) standard system processes clean shutdown procedure

664 views • 17 slides

Linux Initialization

Linux Initialization. Kernel assumes control after Linux loaded Executes first daemon process (init daemon) /etc/inittab: Configuration file for init daemon. init and its Scripts. init program Master control program Starts many other programs Runs scripts to initialize system services

247 views • 16 slides

COP 4343 Unix System Administration

COP 4343 Unix System Administration. Unit 15: file server ftp nfs. File server. Remote access to files ftp put/get files from remote hosts nfs tight integration in Unix environment samba share access to/from Windows systems. File Transfer Protocol.

315 views • 15 slides

Ahren Sadoff CESR/CLEO Orientation Seminar Dec. 11, 12, 2006

dE/dx in CLEO. Bethe Block Equation ----- Depends only on ? Defining the dE/dx variables Resolution The Corrections Hit level Run level Track level Hadronic Separation. Ahren Sadoff CESR/CLEO Orientation Seminar Dec. 11, 12, 2006.

316 views • 13 slides

COP 4343 Unix System Administration

COP 4343 Unix System Administration. Unit 8: at cron. Automating Tasks. at, batch execute command in future controlled by atd daemon crontab execute command repeatedly controlled by crond daemon. at. syntax: at time executes commands from standard input file (-f option)

247 views • 10 slides

COP 4343 Unix System Administration

COP 4343 Unix System Administration. Unit 3: Run levels Installing software Modifying kernel. Run Levels. Linux Initialization Process. Service configuration. /etc/rc3.d or /etc/rc5.d scripts starting with S to start service scripts starting with K to stop service /etc/init.d

194 views • 9 slides

COP 4343 Unix System Administration

COP 4343 Unix System Administration. Unit 3: Run levels Installing software Modifying kernel. Run Levels. Linux Initialization Process. Service configuration. /etc/rc3.d or /etc/rc5.d scripts starting with S to start service scripts starting with K to stop service /etc/init.d

111 views • 9 slides

Linux boot sequence and run levels

Linux boot sequence and run levels. since we are only interested in the phases after the kernel has loaded. To establish your machine's current run level, you can run the /sbin/run level command. (See man run level for further details.)

357 views • 2 slides