Skip to main content

What is latches in sql server

Microsoft SQL Server provides counters to monitor internal SQL Server resource called latches.Monitoring the latches to determine user activity and resource usage can help you to identify performance bottlenecks like Average Latch Wait Time,Waits/sec

We can monitor the performance by using cpu usage and memory usage what is use of latch.
Latches are light weight locks which SQL server acquires for pages in buffer.

Latch is a synchronization mechanism between threads.Latch protects access to in memory data structures. latches are lightweight as compare to locks. the best example to understand latch is TEMP DB LATCH CONTENTION.

Comments

Popular posts from this blog

Resolved : Power BI Report connection error during execution

Getting Below Power BI Report connection error during execution . Error: Something went wrong Unable to connect to the data source undefined. Please try again later or contact support. If you contact support, please provide these details. Underlying error code: -2147467259 Table: Business Sector. Underlying error message: AnalysisServices: A connection cannot be made. Ensure that the server is running. DM_ErrorDetailNameCode_UnderlyingHResult: -2147467259 Microsoft.Data.Mashup.ValueError.DataSourceKind: AnalysisServices Microsoft.Data.Mashup.ValueError.DataSourcePath: 10.10.10.60;T_CustomerMaster_ST Microsoft.Data.Mashup.ValueError.Reason: DataSource.Error Cluster URI: WABI-WEST-EUROPE-redirect.analysis.windows.net Activity ID: c72c4f12-8c27-475f-b576-a539dd81826a Request ID: dfb54166-c78f-4b40-779f-e8922a6687ad Time: 2019-09-26 10:03:29Z Solution: We found report connection not able to connect to SQL Analysis service so tried below option. Re

Song- Khamoshiyan Piano keyboard Chord,Notation and songs Lyrics

All songs notation and chords at one place

Song : O Saathi Re Film : Mukhathar Ka Sikkandhar Uses : C D D# E G A Note : The numbers at the end of the lines indicate line numbers. Pallavi: O saathi re, tere binaa bhi kya jina, tere binaa bhi kya jina A- C D D#....,D D C DD E...C..CA-...,D D C DD E...CC.......1 Play line 1 again phulon men khaliyon men sapnom ki galiyon men GGG...GAGE.. GGG G A G E.................................................2 tere bina kuchh kahin naa E A G E D C D D#.......................................................................3 tere binaa bhi kya jina, tere binaa bhi kya jina D D C DD E....C..CA-..., D D C DDE....CC.............................4 Charanam: har dhadkan men, pyaas hai teri, sanson men teri khushboo hai CCC C D C A-, CCC C D C A-, DDD DED CD EE.. CCCC......................5 is dharthi se, us ambar tak, meri nazar men tu hi tu hai CCC C D C A-, CCC C D C A-, DDD DED CD EE.. CCCC......................6 pyaar yeh tute naa GGG... GAG D#......E.........................