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https://community.oracle.com/thread/2145623
Mar 11, 2013 · TRIM support was added to build snv_146 and it's available. However, there is no indication that ZFS has been updated to make use of it yet. We've been using SSDs with ZFS on hundreds of systems and it works fine in terms of durability.
https://blogs.oracle.com/solaris/oracle-solaris-10-support-explained
Dec 04, 2017 · It is Oracle Solaris Support that gives you access to additional patches and updates. Your Oracle Solaris Support contract also has a license that is associated with it. That license is only valid as long as the support contract is maintained.
https://docs.oracle.com/cd/E26502_01/html/E29022/chapterzfs-flash.html
The book is intended for experienced Oracle Solaris system administrators who might need to change Oracle Solaris tunable parameters in certain situations. ... Tuning ZFS When Using Flash Storage. ... This change requires a fix to our disk drivers and for the NVRAM device to support the updated semantics. If the NVRAM device does not recognize ...
https://www.reddit.com/r/zfs/comments/3vvbhh/trim_and_zfs/
TRIM and ZFS. So I've been trawling the internet for a couple of days looking for information on which versions support TRIM so far I've only found Solaris 11 and FreeBSD 9.2+. The illumos folks seem to be working on it but I can't find and roadmaps as to when it would be released.
https://schalwad.blogspot.com/2013/12/solaris-111-zfs-write-performance.html
Solaris 11.1 introduced the support for ATA TRIM, SCSI Write Same/UNMAP. However, some storage devices take a long time to execute the UNMAP command. This causes performance issues for random write workloads against a ZFS pool built on such devices. Occurrence This issue can occur in the following releases: SPARC Platform: •Solaris 11.1 ...
https://elatov.github.io/2017/08/ssd-performance-degradation-and-scsi-unmap-command/
Aug 12, 2017 · Modern operating systems support an instruction called TRIM to allow file systems to pass the information to the underlying disks. From another site: As the number of known free Flash cells decreases the write performance of the SSD also decreases because it heavily depends on the number of cells that can be simultaneously written to.
https://www.ibm.com/support/knowledgecenter/en/SSMKHH_10.0.0/com.ibm.etools.mft.doc/ak05270_.htm
TRIM returns a new string of the same type as source_string, in which the leading, trailing, or both leading and trailing singletons have been removed.The term singleton refers to a single part (BIT, BYTE, or CHARACTER) within a string of that type.. The singleton can contain a list of multiple characters to be trimmed from the source string.
http://www.buildcomputers.net/trim-support.html
That's why TRIM is so crucial: It makes sure that your SSD performance doesn't degrade with use, and keeps it (nearly) as fast as new. In order for TRIM to work its magic, two conditions have to be met first: Your operating system has to support TRIM command (e.g. Windows 7 and Windows 8) Your solid state drive's firmware has to support TRIM as ...
http://www.oracle.com/us/support/library/lifetime-support-hardware-301321.pdf
Oracle’s Solaris Releases 34 Oracle’s Linux Releases 34 Oracle’s VM Releases 35 Additional Sun software is located in the Oracle and ... Oracle support puts you in control of your IT planning and budgeting, while positioning you to take advantage of Oracle's technology leadership. With Oracle support, you’ll enjoy
https://stackoverflow.com/questions/10621828/sed-removes-all-leading-and-trailing-whitespace-from-each-line-on-solaris-syst
I have a Solaris machine (SunOSsu1a 5.10 Generic_142900-15 sun 4vsparcSUNW,Netra-T2000). The following sed syntax removes all leading and trailing whitespace from each line (I need to remove whitespace because it causes application problems).
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