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Software Defined Storage – VMware VSAN

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Recently software defined storage is a part of software defined data center concept which we hear so much more. Storage is a pillar in our data center. While naming software define storage concept “the simplified structure of traditional storage systems” becuase of it provides easy installation/usage/management platform. As you know,… Read more »

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SAP SPAM/SAINT Update

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SAP

Before upgrade any packages on SAP ABAP systems, SAP advises to upgrade SPAM/SAINT to the latest version. For upgrade those tools, you can follows steps below. Login client 000 Check package name from Import SPAM/SAINT Update Get package name like “SAPKD740” and check SAP Market for download. Download lasted package… Read more »

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Logon failed for login due to trigger execution

microsoft-sql-server

If there is an damaged logon trigger on your Microsoft SQL Server, all login attempts will fail. Cannot connect to servername ADDITIONAL INFORMATION: Logon failed for login ‘DOMAIN\USERNAME’ due to trigger execution. Changed database context to ‘master’. Changed language setting to us_english. (Microsoft SQL Server, Error: 17892) We need to… Read more »

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STMS connection error after enable SSL Force on HANA

STMS needs additional configuration for connect HANA database via SSL channel. With default configuration, error will be like: “SQLERRTEXT : only secure connections are allowed” R3Trans does not use parameters from SAP profile files. Need to implement encryption options into sidadm’s global environment variables. For SUSE 12: Edit .profile file… Read more »

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VMware VSAN APD Issue – HPE Smart Array Controller Firmware and Driver

Expected VSAN certified driver and firmware for HPE P416ie-m ve P204i-c smart array controller are published. Links are below. You may say ” this is normal situation, any vendor regularly publish a new driver and firmware version”. You are right. But newly published these versions are very important if you… Read more »

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The availability group databases are changing roles from “PRIMARY” to “RESOLVING” during VMWare Snapshot

sqlserver-vmware

After activating Availability Groups, Windows Cluster Failover Service might fail during the snapshot period of VM backup. While Veeam backup is being taken, snapshot holds server and SQL AlwaysOn listener may act like it lost its secondary replica and error messages like below can be received. With the instant effect… Read more »

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No available certificates on SQL Server Configuration Manager

SQL Server Security

For activate encrypted connection between Clients and Microsoft SQL Server, configuration must done from Configuration Manager. But, even SSL certificate imported on operating system, list of certificates can be empty. This will be happen, when a non-administrator service account assigned for SQL Server service on operating system. For see certificates… Read more »

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HPE SPP Bundle – May 2019

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Recently published HPE SPP bundle is including a lot firmware/driver packages for Gen9 and Gen10 servers. Especially this SPP should be care of ITI colleagues who administrating server environment. Becuase of it is carrying out critical BIOS/SmartArrayController/NIC firmwares. I deployed it immediately to my DEV/QA/TEST physical hosts to prevent unexpected… Read more »

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VMware Skyline – Root Password Reset

Root account is used to manage VMware Skyline Appliance via web browser. If you forgot this password, application work without any access issue, because of admin account is used to reach the application not the root. VMware have published a KB, but neverthless I want to detail it with pictures…. Read more »

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vCenter 6.7 U2 – vCenter File Backup with SMB

SMB protocol support for file based vCenter backup comes with vCenter 6.7 U2 package. It is good to hear that! Because of scheduling/creating a backup job was not easy in older versions, you have to be carefull for wording, typo. So it was so sensitive while typing protocol line in… Read more »

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VSAN Witness Host – Update Manager Scan Issue

This post was republished to Tolga ASIK at 22:57:26 16.04.2019 VSAN Witness Host – Update Manager Scan Issue I do not know if you experienced this issue like me but I have been experiencing a Update Manager Scan issue on VSAN Witness host, it can not pass scan step. VSAN… Read more »

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Coming Soon…

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Welcome to our blog! You will find helpful a lot of information regarding IT Infrastructure design and operations in our posts. We as two colleagues are developing and preparing this website for now. Our plan is to start publishing post immediately because we are so exciting to share our knowledge… Read more »