PowerEdge RAID Controller H755 Adapter

This article shows how to add additional disks to a virtual disk or reconfigure a virtual disk.

This article describes the different type of controllers and the ways in which they should be reseated.

Linux host reports reduced storage performance when using PERC or HBA controllers with attached SSD or NVMe devices.

This article provides instructions on how to assign a hard drive as a global hot-spare on a PowerEdge RAID Controller (PERC)

This article provides information about various battery error codes, their possible causes, and examples.

This article explains intermittent single-bit (SBE) and multi-bit (MBE) ECC error messages observed on PERC H750/H755/H755N controllers and one cause of these errors.

This article provides information about how to import a foreign configuration RAID array on the system setup (F2) menu.

When attempting to save the PowerEdge RAID Controller (PERC) controller's event logs from within the Host Integrated Interface (HII), this process may take upwards of 20 minutes to complete.

This article provides information about how to manage the Dell PowerEdge RAID Controller (PERC) using the PERCCLI utility.

When encryption is enabled on BOSS-N1, the system may stop during POST with the message: "No Boot Device Available or Operating System Detected."

The "Predictive failure reported for disk x" error continues to be logged every 24 hours, even after the identified drive has been replaced. The issue only affects drives connected to PERC Controllers in RAID configuration.

Beginning with 15G PowerEdge, servers are offered in configurations that report more drive connections than are physically available.

Slow insertion of a SAS or SATA drive in PowerEdge 15G or 16G Servers with a PERC or HBA controller configuration causes a "No Access" bit to be set, leading to an inability to blink and unblink drives.

Virtual disk order is reversed when deploying disks to any target that contains PowerEdge RAID Controller (PERC) H750 or H755 storage controllers.

PERC11 controllers may report a status of "Needs Attention" in The Human Interface Infrastructure (HII) under Properties.

Questions about Dell PowerEdge RAID controller cards and drive manipulations are answered here with tutorials.

PowerEdge RAID Controller (PERC11, PERC10), Human Interface Infrastructure (HII) configuration utility, and iDRAC do not support array expansion.

Information about how drives behind a PERC are NOT detected in Windows/VMware ESXi Installation if Firmware Device Order (FDO) is enabled.

This article provides information about how to boot past the Driver Health Manager Screen.

This article explains how to export the RAID controller log (TTYlog) directly from OpenManage Server Administrator (OMSA) using the interface or using the command lines.

This article explains how to create a Virtual Disk using the System Settings menu.

This article explains how to download, install, and use the Dell PowerEdge RAID Controller (PERC) Command-Line Interface (CLI) utility to manage your RAID controller. The utility is supported on PERC Series 8 and later family controllers on hosts running Windows, Linux, or ESXi. PERCCLI can also extract RAID controller logs which contain information that allows you or Dell Technical Support to determine the status of RAID controllers and the connected storage devices to narrow down possible sources of error.

This article explains how to use commands to gather smart logs.

This article provides information about how to check Virtual Disk Properties in System Setup for PowerEdge Server.

This article provides information about the battery learn cycle. It consists of a controller performed battery calibration operation to periodically determine the condition of the battery. This operation cannot be disabled.

This article provides information about Double Faults and Punctures in a RAID array and it also advises how to fix the problem.

This article provides information about Intelligent Mirroring and Enhanced RAID 10.

This article provides information about how to delete a virtual disk using the Device Settings menu on a PowerEdge server. If your PowerEdge server is running the UEFI mode as a boot mode, the RAID BIOS is not displayed.

This article explains the procedure to open a Service Request (SR) using the Dell support page. Get help fast for your Dell device. No more waiting on hold. No more tech headaches. Dell makes it simple to fix problems, schedule repairs, or get support—right from your device or our support website.

This article lists the PowerEdge RAID Controllers (PERC) by series family (generation) for Dell systems. There are several types of PERC controllers available depending on internal or external storage connectors, maximum drive support, and RAID support.