Difference between revisions of "Hardware"

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39 bytes added ,  16:39, 7 April 2017
Split SAS/SATA drives with power failure protection into separate sections for SAS and SATA
(Add Crucial M600 and mark various Crucial and Intel drives as SATA)
(Split SAS/SATA drives with power failure protection into separate sections for SAS and SATA)
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Flash drives used for top-level vdevs or SLOG devices should have power failure protection to protect both their own metadata and flushed data. Protection of unflushed data does not occur on mechanical drives and therefore is not a requirement of filesystems in general, which include ZFS.
Flash drives used for top-level vdevs or SLOG devices should have power failure protection to protect both their own metadata and flushed data. Protection of unflushed data does not occur on mechanical drives and therefore is not a requirement of filesystems in general, which include ZFS.


=== SAS/SATA drives with power failure protection ===
=== SAS drives with power failure protection ===


A non-exhaustive list of SAS/SATA drives with power failure protection is as follows:
A non-exhaustive list of SAS drives with power failure protection is as follows:


* Crucial MX100/MX200/MX300 (SATA)
* Samsung PM1633/PM1633a
* Crucial M500/M550/M600 (SATA)
* Samsung SM1625
* Intel 320 (SATA)
* Samsung PM853T
* Toshiba PX05SHB***/PX04SHB***/PX04SHQ***
* Toshiba PX05SLB***/PX04SLB***/PX04SLQ***
* Toshiba PX05SMB***/PX04SMB***/PX04SMQ***
* Toshiba PX05SRB***/PX04SRB***/PX04SRQ***
* Toshiba PX05SVB***/PX04SVB***/PX04SVQ***
 
=== SATA drives with power failure protection ===
 
A non-exhaustive list of SATA drives with power failure protection is as follows:
 
* Crucial MX100/MX200/MX300
* Crucial M500/M550/M600
* Intel 320
** Early reports claimed that the 330 and 335 had power failure protection too, but they do not.[http://blog.nordeus.com/dev-ops/power-failure-testing-with-ssds.htm]
** Early reports claimed that the 330 and 335 had power failure protection too, but they do not.[http://blog.nordeus.com/dev-ops/power-failure-testing-with-ssds.htm]
* Intel 710 (SATA)
* Intel 710
* Intel 730 (SATA)
* Intel 730
* Intel DC S3500/S3510/S3610/S3700/S3710 (SATA)
* Intel DC S3500/S3510/S3610/S3700/S3710
* Samsung PM1633/PM1633a
* Samsung PM863/PM863a
* Samsung PM863/PM863a
* Samsung SM1625
* Samsung SM843T (do not confuse with SM843)
* Samsung SM843T (do not confuse with SM843)
* Samsung SM863/SM863a
* Samsung SM863/SM863a
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* Samsung 845DC Pro
* Samsung 845DC Pro
** High sustained write IOPS[http://www.anandtech.com/show/8319/samsung-ssd-845dc-evopro-preview-exploring-worstcase-iops/5]
** High sustained write IOPS[http://www.anandtech.com/show/8319/samsung-ssd-845dc-evopro-preview-exploring-worstcase-iops/5]
* Samsung PM853T
* Toshiba HK4E/HK3E2
* Toshiba HK4E/HK3E2 (SATA)
* Toshiba HK4R/HK3R2/HK3R
* Toshiba HK4R/HK3R2/HK3R (SATA)
* Toshiba PX05SHB***/PX04SHB***/PX04SHQ*** (SAS)
* Toshiba PX05SLB***/PX04SLB***/PX04SLQ*** (SAS)
* Toshiba PX05SMB***/PX04SMB***/PX04SMQ*** (SAS)
* Toshiba PX05SRB***/PX04SRB***/PX04SRQ*** (SAS)
* Toshiba PX05SVB***/PX04SVB***/PX04SVQ*** (SAS)


=== NVMe drives with power failure protection ===
=== NVMe drives with power failure protection ===
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