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204.2 - Adjusting Storage Device Access

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Description: Candidates should be able to configure kernel options to support various drives. This objective includes software tools to view & modify hard disk settings including iSCSI devices.

Key Knowledge Areas:

  • Tools and utilities to configure DMA for IDE devices including ATAPI and SATA
  • Tools and utilities to configure Solid State Drives including AHCI and NVMe
  • Tools and utilities to manipulate or analyse system resources (e.g. interrupts)
  • Awareness of sdparm command and its uses
  • Tools and utilities for iSCSI
  • Awareness of SAN, including relevant protocols (AoE, FCoE)

Terms and Utilities:

  • hdparm, sdparm
  • nvme
  • tune2fs
  • fstrim
  • sysctl
  • /dev/hd*, /dev/sd*, /dev/nvme*
  • iscsiadm, scsi_id, iscsid and iscsid.conf
  • WWID, WWN, LUN numbers

Piste : • RH12409 - Gestion de l'Archivage et de la Compression • Topic 105: Shells and Shell Scripting • SO303 - Storage Administration • LCF501 - Gestion des Utilisateurs • DOF607 - Gestion de la Sécurité de Docker • AWS500 - Amazon Web Services - Architecte • LRF407 - System Hardening • RES400 : Introduction aux réseaux • RH13401 - Les Scripts Shell • 204.2 - Adjusting Storage Device Access

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