[linux-lvm] lvcreate with a 52 drive volume

[Alasdair G Kergon]

On Fri, Aug 15, 2003 at 04:04:37PM -0700, markw at osdl.org wrote:
> http://developer.osdl.org/markw/lvm2.log.gz
Thanks.
 
The line of interest is:

  0 3694559232 striped 52 8 /dev/rd/c0d0 384 /dev/rd/c0d1 384 /dev/rd/c0d2
  384 /dev/rd/c0d3 384 /dev/rd/c0d4 384 /dev/rd/c0d5 384 /dev/rd/c0d6 384
  /dev/rd/c0d7 384 /dev/rd/c0d8 384 /dev/rd/c0d9 384 /dev/rd/c0d10 384
  /dev/rd/c0d11 384 /dev/rd/c0d12 384 /dev/rd/c0d14 384 /dev/rd/c0d15 384
  /dev/rd/c0d16 384 /dev/rd/c0d17 384 /dev/rd/c0d18 384 /dev/rd/c0d19 384
  /dev/rd/c0d20 384 /dev/rd/c0d21 384 /dev/rd/c0d22 384 /dev/rd/c0d23 384
  /dev/rd/c0d24 384 /dev/rd/c0d25 384 /dev/rd/c0d26 384 /dev/rd/c1d0 384
  /dev/rd/c1d1 384 /dev/rd/c1d2 384 /dev/rd/c1d3 384 /dev/rd/c1d4 384
  /dev/rd/c1d5 384 /dev/rd/c1d6 384 /dev/rd/c1d7 384 /dev/rd/c1d8 384
  /dev/rd/c1d9 384 /dev/rd/c1d10 384 /dev/rd/c1d11 384 /dev/rd/c1d12 384
  /dev/rd/c1d14 384 /dev/rd/c1d15 384 /dev/rd/c1d16 384 /dev/rd/c1d17 384
  /dev/rd/c1d18 384 /dev/rd/c1d19 384 /dev/rd/c1d20 384 /dev/rd/c1d21 384
  /dev/rd/c1d22 384 /dev/rd/c1d23 384 /dev/rd/c1d24 384 /dev/rd/c1d25 384
  /dev/rd/c1d26 384

The error you got was:
  device-mapper: couldn't split parameters

Look at dm-table.c:498,
  char *argv[32];
which suggests a hard-coded limit of 32 [tokens after "striped"?]
slipped into the code:-(

Try recompiling with a larger number there.

Alasdair
-- 
agk at uk.sistina.com