SSD and gmirror

[Dmitry Zamaruyev]

SSD will be attached to Intel ESB2 chip, that using standard ata/ahci
drivers (I guess):

atapci1: <Intel 63XXESB2 SATA300 controller> port 0x18a0-0x18a7,0x1874-0x1877,0x1878-0x187f,0x1870-0x1873,0x1880-0x189f mem 0xd8500800-0xd8500bff irq 19 at device 31.2 on pci0 
atapci1: AHCI called from vendor specific driver 
atapci1: AHCI v1.10 controller with 6 3Gbps ports, PM supported


В Thu, 4 Aug 2011 11:33:01 +0100
"Steven Hartland" <killing at multiplay.co.uk> пишет:

> Be aware that you need to be using ata or another driver which
> supports this for it to work even on a standard disk.
> 
> ----- Original Message ----- 
> From: "Dmitry Zamaruyev"
> 
> 
> > Hello list,
> > 
> > I'm looking for clarification regarding gmirror/geom behavior in
> > current 8-STABLE.
> > I want to use couple of SSD drives in mirror RAID configuration with
> > UFS on top. I know that UFS now supports TRIM (BIO_DELETE) on plain
> > disks.
> > But will gmirror propagate BIO_DELETE event to lower driver, so both
> > SSDs will get trimmed when UFS issue this command?
> 
> 
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-- 
Best regards,
Dmitry Zamaruyev,
System administrator.