Emerson ATCA-S201 manual View physical disk properties, Disk view refresh, Re-draw Tree button

RTM-ATCA-SXXX Overview

6.2.1.1Disk view refresh, Re-draw Tree button

The physical disk assignments change as disks become utilized in a RAID definitions. Use the “Re-Draw Tree” button to rescan for physical disks, and refresh the menu view.

Re‐Draw Tree

6.2.1.2Rescan SAS Topology

If the disk configuration is not displaying properly, users can rescan the SAS topology, using the button located on the Maintenance menu page.

Rescan SAS topology

6.2.1.3Software Reset SAS Controller

If the disk configuration is not displaying properly, users can issue a software-reset signal to the embedded SAS controller using the button located on the Maintenance menu page. If users have hot-swapped many disks, this ensures the SAS controller has completely purged internal tables, and is properly presenting the new or remaining disks to the operating system.

Software reset SAS controller

6.2.2View physical disk properties

Additional property informational is available for each physical disk. These may be viewed by clicking the individual device (e.g. /dev/sda), which opens the menu shown below.

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Emerson ATCA-S201 iSCSI

nfs

smb

Shares

LVM2

MD RAID

Hardware RAID

PhysicalDisks

/dev/sda

/dev/sdb

/dev/sdc

Maintenance

ATCA-S201 ATCA-S201 Physical Disk /dev/sda Status

Device	State	Type	Parent	Host	Bus	Target	LUN	Vendor	Model	Rev
Name
/dev/sda	Online	Raw	Unknown	0	0	19	0	ATA	64G SATA	401A
									Flash D

6806800H62B ATCA‐S201 Installation and Use Guide 69