SAP Knowledge Base Article - Preview

2585416 - Disk writes are slow on Linux - SAP ASE

Symptom

  • When performing any write heavy processing, the I/O performance is poor or degraded.
  • Typically seen when using modern SSD or NVME storage or very fast disks.
  • Examples of high write activities that may be impacted:
    • bulk insert operations (BCP)
    • reorg commands
    • dump and load database
    • consistent insert/update/delete operations
  • Problem can happen in on-premise or cloud-based storage (Azure, AWS, etc.)


Read more...

Environment

  • SAP Adaptive Server Enterprise (ASE) 15.x Linux
  • SAP Adaptive Server Enterprise (ASE) 16.x Linux

Product

SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0

Keywords

granularity_ns, kernel, Linux, BCP, sched_min_granularity_ns, sched_wakeup_granularity_ns, bcp slow OS config, insert, updates , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , BC-SYB-ASE-CE , ASE Cluster Edition (Standalone) , How To

About this page

This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP for Me (Login required).

Search for additional results

Visit SAP Support Portal's SAP Notes and KBA Search.