Specifications

stsadm.exe -o backup -directory "F:\SharePointBackup" -backupmethod [Full | Differential] -overwrite
-item databasename
Site Collection Backup - PowerShell Command
At a command prompt enter the following command, and then press :Return
Backup-SPSite -Identity -Path [-Force] [-NoSiteLock] [-UseSqlSnapshot] [-Verbose]
Site Collection Backup - STSADM Command
At a command prompt, enter the following command, and then press :Return
stsadm.exe -o setsitelock -url url_of_sitecollection -lock readonly
stsadm.exe -o backup -filename "F:\SharePointBackup\filename_for_sitecollection" -overwrite -url
sitecollection_url
stsadm.exe -o setsitelock -url sitecollection_url -lock none
Export Site, List or Document Library Backup - PowerShell Command
At a command prompt enter the following command, and then press :Return
Export-SPWeb -Identity -Path [-ItemUrl ] [-IncludeUserSecurity] [-IncludeVersions] [-NoFileCompression]
[-GradualDelete] [-Verbose]
Export Site Backup - STSADM Command
At a command prompt enter the following command, and then press :Return
stsadm -o export -url -filename [-overwrite] [-includeusersecurity] [-haltonwarning] [-haltonfatalerror]
[-nologfile] [-versions] <1-4> [-cabsize] [-nofilecompression] [-quiet]
Service Application and Shared Services Provider Backup - PowerShell Command
At a command prompt enter the following command, and then press :Return
Backup-SPFarm -Directory -BackupMethod [Full | Differential] -Item [-Verbose]
Service Application and Shared Services Provider Backup - STSADM Command
At a command prompt enter the following command, and then press :Return
stsadm -o backup -directory F:\backup -backupmethod [Full | Differential] -item SSP_NAME
Web Application Backup - PowerShell Command
At a command prompt enter the following command, and then press :Return
Backup-SPFarm -Directory -BackupMethod [Full | Differential] -Item [-Verbose]
Web Application Backup - STSADM Command
At a command prompt enter the following command, and then press :Return
stsadm.exe -o backup -directory "F:\SharePointBackup" -backupmethod [Full | Differential] -overwrite
-item web_application_name
Understanding IBM Domino Server Backup
Site Lock
For a site collection, you must manage the site lock to block updates or deletions to the site collection during a backup.
Use the parameter to specify no file compression during export to reduce resource usage.NoFileCompression