Archive for the ‘Addon Software’ Category
Microsoft 365 Copilot – introducing ‚Researcher‘ and ‚Analyst‘
Mittwoch, März 26th, 2025Split Brain Syndrome – in a Oracle RAC environment all the instances/servers communicate with each other using high speed interconnects on the private network
Montag, März 24th, 2025Split Brain Syndrome – this private network interface or interconnect are redundant and are only used for inter-instance oracle data block transfers. Now talking about split brain concept with respect to oracle RAC systems it occurs when the instance members in a RAC fail to ping/connect to each other via this private interconnect but the servers are all physically up and running and the database instance on each of these servers is also running
Simple Majority Rule according to Oracle “An absolute majority of voting disks configured (more than half) must be available and responsive at all times for Oracle Clusterware to operate” which means to survive from loss of ‘N’ voting disks you must configure at least ‘2N+1′ voting disks. Now we are in a state to understand the use of voting disk in case of heartbeat failure
Microsoft Windows Server 2025 – how to create a Virtual Hard Disk in Hyper-V
Montag, März 24th, 2025Microsoft SQL Server – reduces the size of the backup and restore history tables by deleting the entries for backup sets older than the specified date
Sonntag, März 23rd, 2025
Microsoft SQL Server – more rows are added to the backup and restore history tables after each backup or restore operation is performed therefore we recommend that you periodically execute sp_delete_backuphistory
The following example deletes all entries that are older than January 14, 2023, 12:00 A.M. in the backup and restore history tables
USE msdb;
GO
EXEC sp_delete_backuphistory @oldest_date = ‚2023-01-14‘;
GO
Cisco Secure Endpoint – can help solve your operational challenges and improve your security by providing EDR and XDR capabilities to detect and respond to threats
Sonntag, März 23rd, 2025Cisco Secure Endpoints – Datasheet
Netgear GS105E – is a small managed switch with a monitor port
Donnerstag, März 20th, 2025
Red Hat Certified System Administrator (RHCSA) – die Zeit erforschen mit ‚chronyd‘ #68
Donnerstag, März 20th, 2025Auf neuen PC(s) neuen Laptops und neuen Mini PC(s) – ist praktisch immer Windows 11 vorinstalliert und diese Vorinstallationen von Windows 11 sind erstmal praktisch haben aber einige Nachteile für den Anwender
Mittwoch, März 19th, 2025Microsoft Windows Server 2025 – how to enable Nested Virtualization in Hyper-V Server
Mittwoch, März 19th, 2025Oracle GoldenGate Studio Free – deploys from a Docker container onto laptops on-premises or any cloud
Montag, März 17th, 2025Microsoft Windows Server 2025 – dynamic memory in a Hyper-V virtual machine
Montag, März 17th, 2025Oracle Linux 9 – step by step through the installation
Montag, März 17th, 2025Schweiz Bundesamt für Cybersicherheit (BACS) – warnt vor gefährlichen Captchas
Montag, März 17th, 2025
Microsoft Windows 10 – users are at risk of being exploited by a ‚zero-day exploit‘ named CVE-2025-24983
Samstag, März 15th, 2025Microsoft addresses 56 CVEs including seven zero-day flaws with six of those being exploited in the wild e.g. Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability