IT Disaster Recovery Quick Start Guide

If you've ever spent a few nervous days- Human error, such as a data deletion or data
awaiting the recovery of critical information, youentry error
know that when your technology is down, your- File corruption, such as viruses
business goes down with it. From fires to floods,- Storage loss, such as RAID controller failure
from a computer virus to the intern who just- Server failure, including computer failure, error,
spilled coffee all over the server - you need aor theft
plan that will get you up and running again, with no- Site disaster, such as fires, floods, and
hassles and minimal downtime.hurricanes
A good data recovery plan can save youA simple chart can organize your RPO and RTO
thousands of dollars in lost productivity, losttimes for all business function and data by priority
profits, and costly last-minute informationfor each type or class of disaster. When you
recovery. It's the best insurance you can have socomplete this step, you have analyzed and
that when disaster strikes, your business isprioritized your company's business requirements
protected. This plan of action will help you keepand established a timeline for restoring critical
your information safe and prepare you for anybusiness processes after any type of disaster.
type of technology failure or office calamity.Armed with information, now it is time to write a
Follow these five simple steps to create yourplan.
own IT data disaster recovery and continuity plan.Step 4: Take Action; Make a Plan You know
It's a great start to ensuring that your vitalwhat's important. You understand how long you
information is protected, come wind, rain, fire - orcan go without important business processes and
double espresso.how long it's going to take to get it back, whether
Step 1: Know Your Priorities To get started, youyour office has been hit by a hurricane or a
need to identify the most important businesscompany-wide computer virus. Now, it's time to
functions, including critical data and equipment thatturn that information into your official business
runs your business. Take a step back and askdata recovery plan. A good recovery plan should
yourself: If you were forced to do business withinclude step-by-step instructions for recovering
limited equipment, minimal staff, and less-than-idealyour critical information and getting back to
working conditions, what would you absolutelybusiness after a disaster. Of course, this plan will
have to have to keep your company going? Startvary depending on the needs of your business,
taking an inventory of "must haves." They'llyour company's specific system requirements,
generally fall into three main categories:and information priorities. As you write your
- Mission Critical Information: Manyrecovery plan, it's important to look at your
customer-facing activities like payroll andcurrent data backup and recovery procedures.
accounting software, email, customer invoicing,Most companies use tape, disk-to-disk, remote
contracts, and files for current projects fall intobackup services, or some combination of the
this category. This is the information that yourthree. Your plan of action should be tailored to
business can't live without, even for a few days.work with the type of data storage procedures
Critically important to your daily businessthat you use, including instructions for:
operations, this information requires continuous- How often each set of information is scheduled
data protection with zero loss and zero downtime.to backup
- Business Critical Information: Loss of this- Which computer systems need to be backed
information won't put you out of business. Doingup, including backups for full systems or data only,
business without it will make your company'sdocumented for each server
operations more difficult. Information such as- How often restores are tested
departmental databases and secondary software- The number of generations of data that need
often fall into this category. A day or two withoutto be stored for each computer and data set
Business Critical Information won't put you out of- Information for restoring to virtual servers and
commission, but your ability to service customersseparate servers, including hardware changes
will be seriously impacted.- For data only backups - locating media with
- Operationally Important Information:operating systems, programs, passwords, and
Operationally important Information and equipmentlicense keys
includes things like departmental files, file servers,- Contacting the primary and secondary people
or printers. The items in this category are usuallyresponsible for information restores
easy to replace or rarely accessed, making themIf you are using a tape-based system to store
a lower priority for data recovery. Keep in mindyour information, your plan will also need to
that just because data is rarely accessed doesn'tconsider:
mean it is not important. Historic and support- How often and how far tapes are rotated
information for things such as tax returns,off-site
personnel files, and medical records may be rarely- Tape drive cleaning procedures and expected
accessed, but this information is extremelylife of your media
valuable during an audit or a lawsuit.- Replacing media regularly
Step 2: Develop a Recovery Timeline to- Protocol for emergency tape retrieval from
Determine the Acceptable Level of Data Lossoff-site location
Once you've identified the business functions and- Weekly tape testing and information restoring
information you need to keep your business- Keeping at least a 20 tape backup rotation
running, it's time to figure out how long you can- Making sure data is fully encrypted before being
go without it. This section of your data recoverywritten to tape
plan should address two key points:- Storing tapes between 41 and 89 degrees at 20
- Recovery Time Objective (RTO): RTO is theto 60 percent relative humidity
amount of time you can operate without yourExamine your tape rotation schedule and your
information. The RTO can fall anywhere betweencompany's exposure to business loss. For
a couple of minutes to a few days, depending oninstance, if you rotate tapes off-site every Friday,
the type of data failure. For example, your RTOyou are at risk of losing seven days of business
will allow more time to recover data after aactivities. The cost of recreating this information
hurricane than it will after a computer virus. Theafter a seven-day loss can be devastating. On the
RTO is also relative to your information priorities:other hand, if you rotate tapes off-site every
Mission Critical data, for instance, will always haveday, you are only at risk for losing one day's
a shorter RTO than Business Critical orworth of information, which is generally a
Operationally Important data.best-case scenario for tape-based backup
- Recovery Point Object (RPO): RPO is thesystems. Recovering from even one day can be
amount of minutes, hours, days, and weeks'too costly for some businesses, but it might be
worth of information that your business canacceptable for others.
afford to lose. For example, if your businessOne of the best ways to minimize information
generates a significant paper trail before dataloss associated with tape-based systems is to use
re-entering lost data may not be too difficult. Ifa managed backup service provider. A remote
you enter data directly into computersbackup service can reduce your risk of loss to
(paperless), it is impossible to recreate the lostonly a few hours, or, in some cases, zero data
data. Since no data loss is acceptable in thisloss. The important role of this exercise is to
scenario, you will need a reliable disk or remoteunderstand the risks associated with your current
backup system with continuous data protection. Itinformation recovery system.
is important to note that RPO is also dependentStep 5: Identify the Players (and the
upon industry and government regulatoryBenchwarmers) Once you have a plan, you need
requirements, like those associated with HIPPAa reliable team who can take action if disaster
and Sarbanes-Oxley.strikes. Will your IT manager restore your
Step 3: Consider the Possibilities Define your RTOserver's after a disaster? Your remote backup
and RPO for every data loss scenario. Differentservice provider? A combination of the two?
scenarios result in different recovery times. ForAdditionally, you will need to designate alternates
example, it may take several days to recoveryfor these players. In cases of larger disasters, like
after a building fire, which requires the executiona tornado or a flood, some of your emergency
of a broad disaster recovery plan that includes ateam members may be unavailable or unable to
new physical location, employee management andreach your site. Appointing alternates for these
phone service set up. Compared to a serverkey members and exercising your DR plan,
failure, which often means several minutes to anassures that someone is ready to get your
hour of downtime, your RTO and RPO will bebusiness up and running. Make sure you managed
considerably longer for a site disaster. The mostbackup service provider has a DR plan as well.
common types of data loss scenarios are: