On Thu, 2014-02-06 at 18:56 -0500, Kurt Miller wrote: > Various sources indicate that LSI's SAS2008 controllers support TRIM > when running their IT firmware (LSI [1] and this list [2]). However, I > have not been able to get it working with Dell PERC H200 or H310 cross > flashed into LSI IT firmware. Currently I'm testing with Samsung 840 EVO > SATA SSDs. I have tried various LSI IT firmware versions (P14, P16, P18) > and various Linux distributions (Ubuntu 13.10, Ubuntu 12.04, Ubuntu 14 > beta, RHEL 7 beta, Fedora 19). > > Is TRIM working for anyone using LSI SAS2008 controllers?
It turns out yes, TRIM is working for LSI SAS2008 controllers. However, the Samsung 840 EVO's are not compatible with it and are also missing from the LSI compatibility list for the controller [1]. When I got my hands on an SSD that is on the list, TRIM worked as expected. [1] http://www.lsi.com/downloads/Public/Host%20Bus%20Adapters/Host%20Bus %20Adapters%20Common%20Files/LSI_6Gb_SAS_SATA_HBA_Compatibility_List.pdf Regards, -Kurt -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
