Dell PowerStore Service Scripts Guide

PDF

System diagnostics (svc_diag)

This service script is used as your first tool, when diagnosing issues with your system. The script enables you to check for specific issues and gather system information. This information includes the current system topology, key configuration information, and the statuses of certain major system components.

Usage

Function	Diagnostic
Mode	Normal and Service
Usage	General use
Requires service user password?	No
Requires root privileges?	No
May cause data unavailability?	No
May cause data loss?	No
Scope	Appliance
Prerequisites	None

Format

svc_diag [-h] [-v] {run,list}

Optional arguments

Qualifier	Description
-h, --help	Show the help message and exit.
-v, --verbose	List additional content.

Actions

Action	Description
run	Run a diagnostic check. For detailed subcommand usage, use the help flag (svc_diag run --help).
list	List diagnostic information. For detailed subcommand usage, use the help flag (svc_diag list --help).

Available options for diagnostic checks (run)

Option	Description
-h, --help	Show the help message and exit.
--cw_hardware	Run the diagnostics to check for any hardware-related issues that may cause the initial configuration to fail.
--network	Run the diagnostics to check the network configuration. To check the management network cabling, specify --mgmt_cabling_check as an additional argument.
--workloads	Run the diagnostics to check whether an appliance contains any workloads such as storage or virtual machines.

Available options for listing diagnostic information (list)

Option	Description
--basic	List a high-level topology of the cluster and its state along with the appliances and nodes that are found in the cluster.
--alerts	List the last ten active, unacknowledged alerts. Use the following additional arguments to list further specific information: --closed—List the alerts that were closed in the last 24 hours. --acknowledged—List the last ten acknowledged alerts. To view alerts, closed and acknowledged, in the last 24 hours, you can specify both these arguments together. For example, --alerts --closed --acknowledged
--hardware	List all information that is related to the hardware. You can specify the following additional arguments to list information about specific components: --fault_status—List information from the fault status register --inventory—List the hardware inventory --sensors—List sensor information --sel—List serial log (SEL) information --firmware—List firmware information --local_drive—List local drive Smartdata information --dimm—List DIMM information
--storage	List all information that is related to the storage. To view information about the RAID configuration on the appliance, specify --raid as an additional argument.
--nvme_drive	List all information about the nonvolatile memory express (NVMe) drives in the appliance.
--network	List network configuration information. To view information about management network cabling, specify --mgmt_cabling as an additional argument.
--icw_hardware	List all information that is related to the hardware checks during initial configuration.
--workloads	List information about the workloads, such as storage resources, hosts, and virtual machines, on the appliance. You can specify the following additional arguments to list specific workloads: --jobs --sdnas --volume --hosts --host_groups --vm_vvols
--hypervisor	List diagnostic information for the hypervisor. This information includes information about the vSphere Installation Bundles (VIBs) and changes that are made after the installation.
--show_drives	List the drives on the system.
--expansion_resume	Show the output for any attached expansion shelves (DAEs) that are connected.
--cluster	Show information about the cluster.
--services	List all system services across nodes and containers.
--info	Get information such as the node ID, appliance name, service tag, model, IP, and so on.
--energy_star	List all the Energy Star-related information for the appliance.

Example

Use the following command to view local drive Smartdata:

svc_diag list --hardware --sub_options local_drive

Hardware: ========== Local Drive Smartdata  ===========
 
smartctl 7.0 2018-12-30 r4883 [x86_64-linux-4.14.19-coreos-r9999.1551750807-541] (local build)
Copyright (C) 2002-18, Bruce Allen, Christian Franke, www.smartmontools.org
 
=== START OF INFORMATION SECTION ===
Model Family:     SMART Modular Technologies mSATA XR+ M.2 2280 SafeData MLC
Device Model:     SHM2S86Q240GLM22EM            118000653
Serial Number:    SPG18040AR2
Firmware Version: FW1146
User Capacity:    240,057,409,536 bytes [240 GB]
Sector Size:      512 bytes logical/physical
Rotation Rate:    Solid State Device
Form Factor:      M.2
Device is:        In smartctl database [for details use: -P show]
ATA Version is:   ACS-2 (minor revision not indicated)
SATA Version is:  SATA 3.1, 6.0 Gb/s (current: 6.0 Gb/s)
Local Time is:    Tue Apr  2 19:25:58 2019 UTC
SMART support is: Available - device has SMART capability.
SMART support is: Enabled

Example

Use the following command to list all the Energy Star-related information for the appliance:

svc_diag list --energy_star

***** System Energy Star Information *****
Base Enclosure:
    Air Inlet Temperature (Celsius) : 22.00 (valid)
    Input Power (Watts)             : 1360.00 (valid)
Total Appliance InputPower (Watts)  : 1360 (valid)