Displaying 2 results from an estimated 2 matches for "qm00001".
2010 May 07
0
confused about zpool import -f and export
...asize: 750041956352
is_log: 0
create_txg: 4
children[0]:
type: ''disk''
id: 0
guid: 15556832564812580834
path: ''/dev/dsk/c0d0s0''
devid: ''id1,cmdk at AQEMU_HARDDISK=QM00001/a''
phys_path: ''/pci at 0,0/pci-ide at 1,1/ide at 0/cmdk at 0,0:a''
whole_disk: 0
create_txg: 4
children[1]:
type: ''disk''
id: 1
guid: 544113268733868414
path: '...
2012 Feb 20
4
Really bad KVM disk performance
...rm -tT /dev/hda
/dev/hda:
Timing buffer-cache reads: 27000 MB in 2.00 seconds = 13500.00 MB/sec
Timing buffered disk reads: 12 MB in 3.66 seconds = 3.28 MB/sec
On that system, the hdparm's -i output shows:
# hdparm -i /dev/hda
/dev/hda:
Model=QEMU HARDDISK, FwRev=0.12.1, SerialNo=QM00001
Config={ Fixed }
RawCHS=16383/16/63, TrkSize=32256, SectSize=512, ECCbytes=4
BuffType=DualPortCache, BuffSize=256kB, MaxMultSect=16, MultSect=16
CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=73400320
IORDY=yes, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
PIO modes: pio0 pio...