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Starting with ONTAP 9.5 capacity utilization triggering tiering from hot tier can be adjusted. SVM-DR also supported by FlexGroups. FabricPool, first available in ONTAP 9.2, is a NetApp Data Fabric technology that enables automated tiering of data to low-cost object storage tiers either on or off-premises.
NetApp FAS3240-R5. Modern NetApp FAS, AFF or ASA system consist of customized computers with Intel processors using PCI.Each FAS, AFF or ASA system has non-volatile random access memory, called NVRAM, in the form of a proprietary PCI NVRAM adapter or NVDIMM-based memory, to log all writes for performance and to play the data log forward in the event of an unplanned shutdown.
In May 2018, NetApp announced its first end-to-end NVMe array called All Flash FAS A800 with the release of ONTAP 9.4 software. [13] NetApp claims over 1.3 million IOPS at 500 microseconds per high-availability pair. [14] In January 2019, Dave Hitz announced his retirement from NetApp.
Starting with ONTAP 9.4 maximum number of snapshots supported for each FlexVol is 1024, while for previous versions max limit was 255. Starting with ONTAP 9.5 snapshot sharing functionality were added to run deduplication scan across Active file system and snapshots, and deduplication savings is a magnitude of number of snapshots.
Invented by NetApp, it is offered as RAID-DP in their ONTAP systems. [3] The technique can be considered RAID 6 in the broad SNIA definition [ 4 ] and has the same failure characteristics as RAID 6. The performance penalty of RAID-DP is typically under 2% when compared to a similar RAID 4 configuration.
NetApp's Data ONTAP, the operating system for NetApp filers, is a customized version of FreeBSD with the ONTAP architecture built on top. m0n0wall, a FreeBSD distribution tweaked for usage as a firewall. pfSense free open source FreeBSD based firewall/router. OPNsense, firewall, a fork of pfSense
WAFL in NetApp's ONTAP 7.2 operating system has a command called reallocate that is designed to defragment large files. XFS provides an online defragmentation utility called xfs_fsr . SFS processes the defragmentation feature in almost completely stateless way (apart from the location it is working on), so defragmentation can be stopped and ...
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