Yep, Alf, this geek uses a SSD to boot, and a cheap one!:
root@imerabox:/home/don# blkid -c /dev/null -o list
device fs_type label mount point UUID
------------------------------------------------------------------------------------------------------------------------------
/dev/sda1 ext4 / bea3a748-3411-4024-acd0-39f3882ddaf9
/dev/sda2 ext4 SDA2 /mnt/SDA2 8cfe2acc-7572-4b45-b25f-ed021bb1d78b
/dev/sdb1 ext4 revodata /mnt/REVODATA ec21f5b3-7fd4-4f4b-af8d-cf787b147ae8
/dev/sdc1 ext2 /boot ac7da829-aebb-46f0-806c-04a4d81a945a
/dev/sdc2 swap <swap> 0d939b7d-48f1-47dd-aebe-77e7bd8c3503
/dev/sdd btrfs (in use) c112ed57-0e33-4d4b-82c9-5c55932c529d
/dev/sde btrfs (in use) c112ed57-0e33-4d4b-82c9-5c55932c529d
root@imerabox:/home/don#
root@imerabox:/home/don# hdparm -iI /dev/sdc
/dev/sdc:
Model=KINGSTON SS100S216G, FwRev=D100719a, SerialNo=16GAA0002142
Config={ Fixed }
RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=0
BuffType=unknown, BuffSize=unknown, MaxMultSect=16, MultSect=16
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=31277232
IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio3 pio4
DMA modes: mdma0 mdma1 mdma2
UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5
AdvancedPM=yes: unknown setting WriteCache=enabled
Drive conforms to: Unspecified: ATA/ATAPI-4,5,6,7
* signifies the current active mode
ATA device, with non-removable media
Model Number: KINGSTON SS100S216G
Serial Number: 16GAA0002142
Firmware Revision: D100719a
Transport: Serial, ATA8-AST, SATA 1.0a, SATA II Extensions, SATA Rev 2.5, SATA Rev 2.6
Standards:
Supported: 8 7 6 5
Likely used: 8
Configuration:
Logical max current
cylinders 16383 16383
heads 16 16
sectors/track 63 63
--
CHS current addressable sectors: 16514064
LBA user addressable sectors: 31277232
LBA48 user addressable sectors: 31277232
Logical Sector size: 512 bytes
Physical Sector size: 512 bytes
Logical Sector-0 offset: 0 bytes
device size with M = 1024*1024: 15272 MBytes
device size with M = 1000*1000: 16013 MBytes (16 GB)
cache/buffer size = unknown
Form Factor: 2.5 inch
Nominal Media Rotation Rate: Solid State Device
Capabilities:
LBA, IORDY(can be disabled)
Queue depth: 32
Standby timer values: spec'd by Standard, no device specific minimum
R/W multiple sector transfer: Max = 16 Current = 16
Advanced power management level: 254
DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 *udma5
Cycle time: min=120ns recommended=120ns
PIO: pio0 pio1 pio2 pio3 pio4
Cycle time: no flow control=120ns IORDY flow control=120ns
Commands/features:
Enabled Supported:
* SMART feature set
Security Mode feature set
* Power Management feature set
* Write cache
* Look-ahead
* Host Protected Area feature set
* WRITE_BUFFER command
* READ_BUFFER command
* DOWNLOAD_MICROCODE
* Advanced Power Management feature set
SET_MAX security extension
* 48-bit Address feature set
* Device Configuration Overlay feature set
* Mandatory FLUSH_CACHE
* FLUSH_CACHE_EXT
* SMART error logging
* SMART self-test
* General Purpose Logging feature set
* WRITE_{DMA|MULTIPLE}_FUA_EXT
* WRITE_UNCORRECTABLE_EXT command
* Gen1 signaling speed (1.5Gb/s)
* Gen2 signaling speed (3.0Gb/s)
* Native Command Queueing (NCQ)
* Phy event counters
* DMA Setup Auto-Activate optimization
* Software settings preservation
* Data Set Management TRIM supported (limit unknown)
Security:
Master password revision code = 65534
supported
not enabled
not locked
not frozen
not expired: security count
supported: enhanced erase
12min for SECURITY ERASE UNIT. 12min for ENHANCED SECURITY ERASE UNIT.
Checksum: correct