DFS and DFS-R troubleshooting and resources

Hi folks, here are web resources to implement and  troubleshoot MS DFS and MS DFS-R: DFS Replication in Windows Server 2012 R2 : http://blogs.technet.com/b/filecab/archive/2013/08/20/dfs-replication-in-windows-server-2012-r2-if-you-only-knew-the-power-of-the-dark-shell.aspx DFS Replication Initial Sync in Windows Server 2012 R2: http://blogs.technet.com/b/filecab/archive/2013/08/21/dfs-replication-initial-sync-in-windows-server-2012-r2-attack-of-the-clones.aspx DFS Replication in Windows Server 2012 R2: Restoring Conflicted, Deleted and PreExisting files with Windows PowerShell: http://blogs.technet.com/b/filecab/archive/2013/08/23/dfs-replication-in-windows-server-2012-r2-restoring-conflicted-deleted-and-preexisting-files-with-windows-powershell.aspx Understanding DFS (how it works):Continue reading “DFS and DFS-R troubleshooting and resources”

AD – Windows home drive mapping methods

Link to web resources to map home drive on Windows computers: – AD user account properties – GPO settings: group policy setting called “Set user home folder” and is found under Computer Configuration > Policies > Administrative Templates > System > User Profiles. http://www.grouppolicy.biz/2012/07/how-to-set-users-home-folder-via-group-policy-in-windows-8/ https://community.spiceworks.com/how_to/83883-configure-user-home-folders-and-folder-redirection – GPO preferences http://www.alexcomputerbubble.com/using-group-policy-preferences-gpp-to-map-user-home-drive/  

Free Tools for System and Network or DB Administrators

Free tools for Windows sysadmin   – Find string if files on Windows: using findstr /s /i findstr /s /i /C:”provider=sqloledb” d:\dir\*.* Find and replace string in file (Find and Replace == fnr) : http://findandreplace.io/download other tool requiring also JAVE: FAR https://sourceforge.net/projects/findandreplace/ – Test SSL and TLS: https://www.qualys.com/sslchecker _Well-known online tools for network engineers: https://dnschecker.org https://www.whois.net/ https://mxtoolbox.com/ https://whatismyipaddress.com/ http://ping-test.org/ https://www.portcheckers.com/Continue reading “Free Tools for System and Network or DB Administrators”

Recommendations concerning NTFS cluster size

Microsoft’s file systems organize storage devices based on cluster size. Also known as the allocation unit size, cluster size represents the smallest amount of disk space that can be allocated to hold a file. Because ReFS and NTFS don’t reference files at a byte granularity, the cluster size is the smallest unit of size thatContinue reading “Recommendations concerning NTFS cluster size”

SQL Server and Databases resources

Resources: SQL Server performance: http://wp.me/p15Zft-8h SQL Server Video archive: https://technet.microsoft.com/en-us/dn912438 Database tasks: https://technet.microsoft.com/en-us/library/ms165730(v=sql.105).aspx T-SQL reference: https://technet.microsoft.com/en-us/library/ms189826(v=sql.90).aspx SQL performance and troubleshooting: http://sqlnexus.codeplex.com/ Microsoft companion (MOC): http://www.microsoft.com/en-us/learning/companion-moc.aspx Web sites: http://guimberteau.net http://sqlpro.developpez.com http://sqlmag.com Tips and tricks: PowerShell: import-module SQLPS Placement of tempdb in a dedicated disk (Raid 1) ,  same for log files  (RAID 1 or 10) andContinue reading “SQL Server and Databases resources”

Event Logging policy settings in Windows Server/Computer

http://blogs.technet.com/b/askds/archive/2008/08/12/event-logging-policy-settings-in-windows-server-2008-and-vista.aspx

DFS dirty-shutdown stopping DFS replication

DFS dirty-shutdown stopping DFS replication: DFSR event ID 2213 in Windows Server 2008 R2 or Windows Server 2012: https://support.microsoft.com/fr-fr/kb/2846759 How to disable the Stop Replication functionality in AutoRecovery To have DFSR perform AutoRecovery when a dirty database shutdown is detected, edit the following registry value after hotfix 2780453 (http://support.microsoft.com/kb/2780453) is installed in Windows Server 2008Continue reading “DFS dirty-shutdown stopping DFS replication”

How to list, create, remove a reparse point (symlink)?

A reparse point is what linux calls a symbolic link ( http://en.wikipedia.org/wiki/NTFS_reparse_point). Reparse point = NTFS symbolic links, directory junction points, volume mount points https://technet.microsoft.com/en-us/library/cc754077%28v=ws.10%29.aspx “Remote-to-remote describes a computer accessing a remote symbolic link that points to a remote UNC path using SMB.“ https://technet.microsoft.com/en-us/library/cc785435.aspx In general: hard link: link to a file (MFT entry) TheContinue reading “How to list, create, remove a reparse point (symlink)?”

DFS-R: AD DS – How to troubleshoot missing SYSVOL and Netlogon shares

Web reference links: http://support.microsoft.com/kb/2958414 https://support.microsoft.com/en-us/help/2218556/how-to-force-an-authoritative-and-non-authoritative-synchronization-fo http://jackstromberg.com/2014/07/sysvol-and-group-policy-out-of-sync-on-server-2012-r2-dcs-using-dfsr/   KB2846759 – DFSR event ID 2213 in Windows Server 2008 R2 or Windows Server 2012 KB2958414 – DFS Replication: How to troubleshoot missing SYSVOL and Netlogon shares