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Frequently Asked Questions

Which third party backup products support ZFS?

ZFS FAQ at OpenSolaris.org
IBM Tivoli Storage Manager client software (5.4.1.2) backs up and restores ZFS file systems with both the CLI and the GUI. ZFS ACLs are also preserved. Computer Associates' BrightStor ARCserve product backs up and restores ZFS file systems, but ZFS ACLs are not preserved. Yes, ZFS works with either direct-attached devices or SAN-attached devices. However, if your storage pool contains no mirror or RAID-Z top-level devices, ZFS can only report checksum errors but cannot correct them.
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How can I get ZFS?

ZFS FAQ at OpenSolaris.org
Projects are under way to port ZFS to FreeBSD and to Linux (using FUSE). For more information on CDDL, see the licensing FAQ.
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What types of backup does NTBACKUP.EXE support?

Environment settings set by a batch file are not working.
Incremental backup - Backs up files that have changed since the last backup. Once the files have been backed up the files are marked as backed up. Differential backup - Same as above, backs up files that have changed since the last backup but does not mark the files as backed up Daily backup - Backs up selected files that have been modified on that day, the files are not marked as backed up
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What does ZFS stand for?

ZFS FAQ at OpenSolaris.org
Originally, ZFS was an acronym for "Zettabyte File System." The largest SI prefix we liked was 'zetta' ('yotta' was out of the question). Since ZFS is a 128-bit file system, the name was a reference to the fact that ZFS can store 256 quadrillion zettabytes (where each ZB is 270 bytes). Over time, ZFS gained a lot more features besides 128-bit capacity, such as rock-solid data integrity, easy administration, and a simplified model for managing your data.
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Why does ZFS have 128-bit capacity?

ZFS FAQ at OpenSolaris.org
File systems have proven to have a much longer lifetime than most traditional pieces of software, due in part to the fact that the on-disk format is extremely difficult to change. Given the fact that UFS has lasted in its current form (mostly) for nearly 20 years, it's not unreasonable to expect ZFS to last at least 30 years into the future. At this point, Moore's law starts to kick in for storage, and we start to predict that we'll be storing more than 64 bits of data in a single filesystem.
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What limits does ZFS have?

ZFS FAQ at OpenSolaris.org
The limitations of ZFS are designed to be so large that they will never be encountered in any practical operation. ZFS can store 16 Exabytes in each storage pool, file system, file, or file attribute. ZFS can store billions of names: files or directories in a directory, file systems in a file system, or snapshots of a file system. ZFS can store trillions of items: files in a file system, file systems, volumes, or snapshots in a pool.
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What can I do if ZFS panics on every boot?

ZFS FAQ at OpenSolaris.org
ZFS is designed to survive arbitrary hardware failures through the use of redundancy (mirroring or RAID-Z). Unfortunately, certain failures in non-replicated configurations can cause ZFS to panic when trying to load the pool. This is a bug, and will be fixed in the near future (along with several other nifty features, such as background scrubbing).
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Can devices be removed from a ZFS pool?

ZFS FAQ at OpenSolaris.org
You can remove a device from a mirrored ZFS configuration by using the zpool detach command. Removal of a top-level vdev, such as an entire RAID-Z group or a disk in an unmirrored configuration, is not currently supported. This feature is planned for a future release.
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Can I split a mirrored ZFS configuration?

ZFS FAQ at OpenSolaris.org
Currently, ZFS does not support the ability to split a mirrored configuration for cloning or backup purposes. The best method for cloning and backups is to use ZFS clone and snapshot features. For information about using ZFS clone and snapshot features, see the ZFS Admin Guide. See RFE 6421958 to recursively send snapshots that will improve the replication process across systems.
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Is ZFS supported in a clustered environment?

ZFS FAQ at OpenSolaris.org
SunCluster 3.2 supports a local ZFS file system as highly available (HA) in the Solaris 10 11/06 release. This support allows for live failover between systems, with automatic import of pools between systems. If you use SunCluster 3.2 to configure a local ZFS file system as highly available, review the following caution: Do not add a configured quorum device to a ZFS storage pool.
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How do you support your products?

Frequently Asked Questions
We don't have a written warrantee, but we will replace anything defective within a reasonable period. After all, the amount of time that people take to complete their kits varies immensely. We have replaced pieces 5 years old. Can I get names of people who have built your kits? Of course. We can frequently find someone right in your area so that you can look at the "real thing" locally. Most owners are willing to talk at length about their experience.
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What Protocols Do the MPR Products Support?

WJ Communications - RFID Frequently - Asked Questions
The MPR Series RFID Cards currently support EPC Class 0/0+, EPC Class 1 and EPC Gen 2. ISO 18000-6B and others can be added at a later date. User downloadable utility programs allow upgrades for new capabilities and features.
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Are CrypKey products affected by disk defragmentation, compression or backup utilities?

CRYPKEY - Leading Global Provider Of Software Copy Protectio...
No. CrypKey products are generally immune to these types of programs; however, in the case of SpeedDisk, steps must sometimes be taken to ensure that the CrypKey licensing files (hidden system files) remain unaffected. This simple procedure is documented in the CrypKey Program Manual (Instant manual page 76, section 10.3 and CrypKey SDK manual, page 79, section 10.3). Back to Top This response depends on your policy and how much you value the customer relationship.
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I've heard a lot of good reports about ZFS. Are you going to support it?

FAQ - Nexenta Project Wiki
I tried to set my system's default locale by putting LANG=ko (or ko_KR.UTF-8)in /etc/default/init file as documented elsewhere, but it does not work and I always get the default locale 'C' when I echoed $LANG after the login. I've also tried /etc/profile or /etc/default/gdm without much success. When I try to boot from LiveCD it stops with "power0 is /pseudo/power@0". I also get the message "DMA buffer allocation fail". I am running a 450mhz P3 with 192MB RAM.
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What backup and support is available?

GALENA - Slope Stability Analysis
We provide assistance to ensure GALENA will run for you. We can be contacted by telephone, facsimile and e-mail for questions you may have on using GALENA, and can assist you when your model definition does not seem to be 'going right'. If requested we can generally arrange or recommend a consultant to assist you or get you started with analysis of your difficult problems - standard consulting rates would generally apply, but most problems would rarely take more than a few hours.
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Will you ever charge for telephone backup and support?

Questions on Shrink Wrapping Machinery - Shrink Films and Sh...
NEVER ! Surprisingly some companies do try and charge for this type of backup, again on the basis that around 80% of any issues can be atleast identified over the telephone. Whether you bought your shrink wrapper from YPS or not, if you needed technical assistance we would always try to help, so there will never be a charge for technical help over the telephone.
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What kind of backup and support is available?

Made to Measure Computer Systems
All support is by telephone, email and the website forum. Any help you need to get our software installed and running is included in the price, unless there are hardware / Windows complications that may require a local technician. Once up and running few users require further support. Included in the software is an online training manual, which is updated whenever new versions and updates for the software become availabe. As such, the online manual is always as up to date as the software.
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Why doesn't ZFS have an fsck-like utility?

ZFS FAQ at OpenSolaris.org
Verify file system integrity - Many times, administrators simply want to make sure that there is no on-disk corruption within their file systems. With most file systems, this involves running fsck while the file system is offline. This can be time consuming and expensive. Instead, ZFS provides the ability to 'scrub' all data within a pool while the system is live, finding and repairing any bad data in the process. There are future plans to enhance this to enable background scrubbing.
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Why doesn't ZFS have user or group quotas?

ZFS FAQ at OpenSolaris.org
ZFS file systems can be used as logical administrative control points, which allow you to view usage, manage properties, perform backups, take snapshots, and so on. For home directory servers, the ZFS model enables you to easily set up one file system per user. ZFS quotas are intentionally not associated with a particular user because file systems are points of administrative control.
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Can I use ZFS as my root file system? What about for zones?

ZFS FAQ at OpenSolaris.org
Currently, ZFS file systems cannot be used as a root file system on Solaris 10 releases. However, a small subset of ZFS root and boot support is available in the SX community release for x86 systems. For more information, see ZFS Boot. Please stay tuned for the Solaris 10 ZFS boot schedule. ZFS can be used as a zone root path in the Solaris Express release, but it cannot be patched or upgraded until those tools recognize ZFS file systems. For more information, see the Zones FAQ.
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Is there 3rd party support for cbm4win?

Spiro's homepage - CBM4WIN
VICE will have support for cbm4win in the next version. There is an internal version of YAPE which supports cbm4win, too. Other people have already showed interest in supporting cbm4win in their products, too.
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Do you provide or support third-party interfaces?

Gallagher Financial Systems Frequently Asked Questions
NetOxygen is bundled with a number of embedded interfaces to third parties, including credit, mortgage insurance, AUS, and flood providers. Additionally, all data points in the MISMO Logical Data Dictionary (LDD) are pre-mapped to their appropriate location in the Gallagher database and their appropriate position in the NetOxygen Objects. We provide out-of-the-box support for any third-party service that supports a MISMO interface.
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Do you support third-party ad serving?

MediaKit : _FAQ
One of the most common questions we used to get is whether we support third-party ad serving. Interestingly, in the past year or so, this question has become much less common. Third-party ad serving is when one company serves content (like in the ZATZ magazines) but another serves the ads inside the content. As a result, for a reader to see a given page of content, data is assembled both from the content provider and the ad-serving service provider.
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I made my support payment directly to the other party - what can I do?

Frequently Asked Questions
All support orders in the State of Ohio require that support be paid through a Child Support Enforcement Agency (CSEA). Ohio law states that direct payment is considered a gift. If you have paid in this fashion, or received direct payments, you should not do it again. You will need to contact the Agency for further instruction about what to do. The Agency may require you to petition the Court at your own expense to request credit for the direct payment.
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Which operating systems do CrypKey products support?

CRYPKEY - Leading Global Provider Of Software Copy Protectio...
CrypKey protection intelligently manages network licensing on Microsoft networks. CrypKey protection products do not support Mac, Novell or Unix operating systems, although some users report successful operation using simulated PC environments on those platforms. CrypKey products do not support Mac or Unix operating systems, although some users report successful operation using simulated PC environments on those platforms. Back to Top
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Do CrypKey products support distribution via CD-ROM?

CRYPKEY - Leading Global Provider Of Software Copy Protectio...
Yes. CrypKey products can be utilized if you install your executable from a CD-ROM to your hard drive or if your executable remains resident on the CD-ROM. In the latter case, the problem that arises concerns the inability of CrypKey to write its license files, which are created dynamically to the read-only CD-ROM. Circumvent this issue by storing CrypKey license files on your hard drive. CrypKey stores license files where you specify.
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How long will training and support be available for Macromedia products?

Adobe - Adobe completes acquisition of Macromedia
Adobe is committed to Macromedia customers and believes both training and support are critical components of providing a complete customer solution. Adobe plans to continue this philosophy.
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