Ask the Experts
Ask the Experts
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When is the right time to switch from tape to disk-based backup?
Before moving from tape to disk-based backups, you need to consider recovery objectives, the age of your current tape investment, backup and restore performance, and data protection. Continue Reading
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RAID 10 vs. RAID 1: Mirrored drives matter
While RAID 10 and RAID 1 are both mirroring technologies that utilise half the available drives for data, a crucial difference is the number of drives they can use in a RAID group. Continue Reading
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Is data deduplication a good way to cut backup times from remote offices?
Greg Gawthorpe, technical operations manager at CMC Markets, says data deduplication can be expensive, so try real-time replication as an alternative. Continue Reading
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RAID 10: How many disk drives should you use?
The minimum number of drives required for RAID 10 is four. RAID 10 should not be confused with RAID 0+1, which involves creating two RAID 0 stripe sets and then mirroring them. Continue Reading
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Can replication and CDP replace a traditional backup regime?
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How does search engine malware spread?
Expert Richard Brain explains how malware can take advantage of Web crawlers and spread malicious code to a number of vulnerable websites. Continue Reading
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When to use a unified threat management system
Network security expert Peter Wood explains why a unified threat management product may be only one of many tools that an organization should use to fight off malware threats. Continue Reading
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How do you defragment NAS?
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How to detect and remove Sinowal and repair a master boot record
Expert Richard Brain reviews how to repair an operating system after malware has damaged a master boot record. Continue Reading
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Cloud computing network security best practices
In this expert response, Peter Wood reveals the security mechanisms that are needed from a cloud computing provider. Continue Reading
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Active-active array vs active-passive array: Storage arrays explained
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How do you calculate the space available when you configure three disks of different capacity to RAI
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What type of server would have the capacity to service an office of 50 people?
If you're thinking about housing a backup server in a small office/home office (SOHO) environment, make sure backups are automated and consider backup to the cloud. Continue Reading
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Can I monitor and manage a calculated RPO and RTO?
Data backup expert W. Curtis Preston answers this question about monitoring a calculated recovery point objective (RPO) and recovery time objective (RTO). Continue Reading
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Do I need to intervene when manually updating apps replicated as part of a DR plan?
When I'm manually updating production servers and applications replicated as a part of a disaster recovery (DR) plan, do I need to do any manual intervention to apply the updates to DR? Continue Reading