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Dell PowerMax and VMAX Family Solutions Design 2023 > PowerMax and VMAX All Flash Solutions Design (PowerMax Models) > Flashcards

PowerMax and VMAX All Flash Solutions Design (PowerMax Models) Flashcards

1
Q

What is the chassis option on PMax 2000?

A

can fit 2 bricks

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2
Q

What is the chassis option on PMax 8000?

A

can fit 4 bricks

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3
Q

What racking option is available on PMax 8000 but not 2000?

A

bay dispersion

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4
Q

What is the service access option available on both PMax 2000 and 8000?

A

onsite connectivity w/ service laptop

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5
Q

What is the service access option available only on PMax 8000?

A

service tray on both bays

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6
Q

What are the host connectivity options available on PMax 2000 and 8000?

A

open systems (OS)

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7
Q

What are the host connectivity options available only on PMax 8000?

A

mainframe (MF)
mixed (OS and MF)

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8
Q

What are the maximum drives per brick on PMax 2000?

A

44

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9
Q

What are the maximum drives per brick on PMax 8000?

A

32

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10
Q

What are the drive options available on PowerMax?

A

NVMe SSD
SCM

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11
Q

What are the power options on PowerMax?

A

three phase delta (50 amp), WYE (32 amp)
single phase (32 amp)

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12
Q

How does vaulting work in PowerMax?

A

vault to flash module in engine

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13
Q

What are the number of cores you can have per brick in PMax 2000?

A

48-96 (2.5GHz)

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14
Q

What are the number of cores you can have per brick in PMax 8000?

A

72-576 (2.8 GHz)

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15
Q

What are the cache options on PMax 2000?

A

512GB
1TB
2TB

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16
Q

What are the cache options on PMax 8000?

A

1TB
2TB

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17
Q

What is the maximum cache per array on PMax 2000?

A

4TB

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18
Q

What is the maximum cache per array on PMax 8000?

A

16TB

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19
Q

What is the minimum capacity on PMax 2000?

A

13TBu

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20
Q

What is the minimum capacity on PMax 8000?

A

54TBu (OS)
13TBu (MF)

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21
Q

What is the maximum effective capacity on PMax 2000?

A

1PBe

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22
Q

What is the maximum effective capacity on PMax 8000?

A

4PBe

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23
Q

What are the RAID group options on PMax 2000?

A

RAID 5 (3+1)
RAID 5 (7+1)
RAID 6 (6+2)

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24
Q

What are the RAID group options on PMax 8000?

A

RAID 5 (7+1)
RAID 6 (6+2)

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25
Q

What are the max FE ports on PMax 2000?

A

64

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26
Q

What are the max FE ports on PMax 8000?

A

256

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27
Q

What is the Inifiniband Fabric on PMax 8000?

A

dual 18 port switches

2000 only has direct inifiniband connections

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28
Q

What are the PowerMax software package options?

A

Essentials
Pro
zEssentials
zPro

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29
Q

What is included in the Essentials software package?

A

PowerMaxOS
eManagement
TimeFinder SnapVX
Data Reduction
Non-Disruptive Migration
AppSync Starter Package

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30
Q

What is true about PowerMaxOS?

A

can also run on VMAX AF arrays

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31
Q

What is eManagement?

A

provides array management tools to run directly on array

negates need for an external host to run management software

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32
Q

What two software tools are included in eManagement?

A

Unisphere for PowerMax
Solutions Enabler

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33
Q

What is TimeFinder SnapVX?

A

enables the creation of space-efficient point in time replicas of production data

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34
Q

What is Non-Disruptive Migration?

A

provides migration of live workloads to new PMax systems from older VMAX/VMAX AF arrays

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35
Q

What is included in the Pro software package in addition to what’s in Essentials?

A

D@RE
SRDF/S
SRDF/A
SRDF 3 site and 4 site
SRDF/Metro
eNAS
Unisphere 360
PowerPath - 75 Hosts
Storage Resource Management (SRM)
AppSync Full Suite

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36
Q

What is SRDF/S?

A

maintains a real-time mirror image of data between devices on local and remote arrays

37
Q

What is the maximum recommended distance for SRDF/S?

A

200km/125mi

38
Q

How does SRDF/S work?

A

host writes are written to cache in both arrays before acknowledgment is sent to the application

39
Q

What is SRDF/A?

A

maintains a dependent write consistent copy between devices in local and remote arrays

has no distance limitation and no impact to application

40
Q

How does SRDF/A work?

A

host writes are collected for a configurable interval and transferred to the remote array in timed cycles

41
Q

What are the multi-site configuration options for SRDF?

A

concurrent SRDF
cascade SRDF
SRDF/Star

42
Q

What is Concurrent SRDF?

A

data on the primary site is concurrently replicated to two secondary sites

43
Q

What is Cascaded SRDF?

A

uses SRDF/S to replicate local data to a remote site

remote site data then replicated using SRDF/A to a third site

44
Q

What is SRDF/Star?

A

3 site disaster recovery solution

primary site synchronously transfers data to the secondary site and asynchronously to the third site

45
Q

What is SRDF/Metro?

A

both the local and remote data is read/write accessible to application hosts

provides A/A DC environment

46
Q

How does SRDF/Metro differ from other SRDF options?

A

SRDF/S, SRDF/A, SRDF Multisite the local data is read/write accessible and the remote data is read only/write disabled

47
Q

What is eNAS?

A

NAS components have been virtualized and embedded into containers on PowerMax

48
Q

What is Unisphere 360?

A

provides users with a single centralized view of all registered instances of Unisphere

49
Q

What is Storage Resource Management (SRM)?

A

provides comprehensive monitoring, reporting, and analysis for heterogenous block, file and virtualized storage environment

can do multi-vendor environments

50
Q

What is AppSync Full Suite?

A

manage the protection, replication and repurposing of databases and applications on PowerMax

51
Q

What is included in zEssentials software package (only on 8000)?

A

PowerMax OS
eManagement
TimeFinder SnapVX
Mainframe Essentials

52
Q

What is Mainframe Essentials?

A

provides greater mainframe integration and more extensive management tools than the standard mainframe capabilities in PowerMax OS

53
Q

What are the optional features you can add to zEssentials software package?

A

SRDF
D@RE
Unisphere 360
zDP
AutoSwap
GDDR
Mainframe Essentials Plus
Product Suite for z/TPF

54
Q

What is zDP?

A

data protector for Z systems

utilizes TimeFinder SnapVX snapshots to rapidly recover from logical data corruption

55
Q

What is AutoSwap?

A

moves workloads from volumes in one set of storage systems to volumes in other storage systems without interruption

56
Q

How does AutoSwap work?

A

uses standard z/OS services to ensure serialization

primarily used w/ consistent groups for z/OS (ConGroup) to maintain consistency

57
Q

What is GDDR?

A

Geographically Dispersed Disaster Restart

automates business recovery for planned outages and disaster situations in z System environments

58
Q

How does GDDR work?

A

manipulates both the storage and z System infrastructure

59
Q

What is required to use GDDR?

A

SRDF/A configurations

60
Q

What is z/TPF?

A

IBM mainframe OS characterized by high volume transaction rates w/ siginficant communications content

61
Q

What is the Product Suite for z/TPF?

A

suite of components that monitors and manages arrays running PowerMax OS from a z/TPF host

62
Q

What is included in the zPro software package?

A

All zEssentials features
SRDF
D@RE
Unisphere 360
zDP
AutoSwap

63
Q

What are the optional features for zPro software package?

A

GDDR
Mainframe Essentials Plus

64
Q

What is a PowerMax brick?

A

building blocks of array

consist of an engine and two 24 drive DAEs

65
Q

What is a DAE?

A

drive shelves that contain up to 24 drives

66
Q

How are DAEs connected?

A

dual link control cards installed in rear of DAEs used for connectivity to back end director modules

67
Q

How are DAEs powered?

A

two power supplies installed in the rear

provide redundant power and cooling

68
Q

What is an Engine?

A

contain two directors that are configured directly within the engine

69
Q

What are Directors?

A

have supporting cache for the system

in the rear of directors modules are used for FE host, BE disk and inter-engine connectivity

70
Q

What are flash modules in Directors used for?

71
Q

What are the three modules that are in Directors?

A

flash module
management module
data reduction module

72
Q

How are Directors powered?

A

fans for cooling

dual power supplies

73
Q

What is an SPS?

A

standby power supply

if a power failure occurs they’re used for battery backup

74
Q

How many SPS are there in a PowerMax?

A

a pair of SPSs supports an engine

75
Q

What is the resiliency of SPSs?

A

each SPS has 2 5-minute backups to support power failure

76
Q

When are Infiniband (IB) switches installed w/ PowerMax?

A

installed in System Bay 1 in 8000 systems when multiple engines are installed

77
Q

How are IB switches connected?

A

dual switches connect redundantly via InfiniBand to each director board for data transfer and to Ethernet switches for communication via Ethernet ports on IB switch

78
Q

What happens to IB switches in the event of a power failure?

A

SPSs provide battery backup to the IB switches

79
Q

When are Ethernet switches installed in PowerMax?

A

installed in every 8000 configuration for communication

80
Q

How are Ethernet switches connected in PowerMax?

A

each switch connects to every director and also to both IB switches for redundancy for multi-engine systems

81
Q

What PowerMax configuration does not have Ethernet switches?

A

PowerMax 2000

direct connections between engines provide communication for 2000

82
Q

What is a Service Tray?

A

provided in the 8000 system bays for connecting a service laptop for maintenance activities

83
Q

How is a Service Tray connected?

A

red Ethernet cable is provided to attach to the service laptop

remote connection can than be made

84
Q

What configuration does not have a Service Tray?

A

PowerMax 2000

red Ethernet cable still provided for service laptop connectivity

85
Q

What is the racking configuration for PowerMax 2000?

A

whether single or dual brick it’s located at the bottom of the rack (leaves upper part of rack for another PowerMax system)

two systems can be configured in a single rack

86
Q

What is required for onsite connectivity on PowerMax 2000 arrays?

A

service laptop (not included)

87
Q

What is the racking options on PowerMax 8000?

A

available in quad-engine bay configurations only

fewer than four engines in a bay is supported

up to 4 bricks and supporting SPSs are installed in the bays

88
Q

Where are Ethernet switches installed in PowerMax 8000?

A

System Bay 1

in multi-engine configurations only IB switches are installed in Bay 1

89
Q

What is installed in both bays on PowerMax 8000?

A

service trays for connectivity

Dell PowerMax and VMAX Family Solutions Design 2023 (34 decks)

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