Intel SSD 160G2
| Podpora: | kompletní |
| Ovladač: | v jádře |
Technické parametry
Model=INTEL, FwRev=2CV102HA, SerialNo=CVPO948000HQ160AGN
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=312581808
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 *udma6
AdvancedPM=no WriteCache=enabled
Drive conforms to: ATA/ATAPI-7 T13 1532D revision 1: ATA/ATAPI-2,3,4,5,6,7
Identifikace pod Linuxem
ata2.00: ATA-7: INTEL SSDSA2M160G2GC, 2CV102HA, max UDMA/133 ata2.00: 312581808 sectors, multi 16: LBA48 NCQ (depth 31/32) ata2.00: configured for UDMA/133 scsi 1:0:0:0: Direct-Access ATA INTEL SSDSA2M160 2CV1 PQ: 0 ANSI: 5 sd 1:0:0:0: Attached scsi generic sg0 type 0 sd 1:0:0:0: [sda] 312581808 512-byte logical blocks: (160 GB/149 GiB) sd 1:0:0:0: [sda] Write Protect is off sd 1:0:0:0: [sda] Mode Sense: 00 3a 00 00 sd 1:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or
Poznámka
I když to je "pouze" MLC, tak to je pekelně rychlá záležitost 
V prvních testech s Postgresem tenhle samotný disk v selectech porážel 4xSAS 15k v raid 10. Podrobněji časem v blogu.
hdparm -tT /dev/sda
V prvních testech s Postgresem tenhle samotný disk v selectech porážel 4xSAS 15k v raid 10. Podrobněji časem v blogu.
hdparm -tT /dev/sda
/dev/sda: Timing cached reads: 2590 MB in 2.00 seconds = 1295.08 MB/sec Timing buffered disk reads: 568 MB in 3.00 seconds = 189.30 MB/sec
Seeker v2.0, 2007-01-15, http://www.linuxinsight.com/how_fast_is_your_disk.html Benchmarking /dev/sda [152627MB], wait 30 seconds.............................. Results: 10317 seeks/second, 0.10 ms random access time
