veritas dmp only uses one path for i/o

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Hello,
we have v490 running Solaris 10 Update 3 with 4Gbit Qlogic HBAs
connected to EMC dmx3.

'vxdisk list' shows that only one path is used.
'vxdisk path' shows all paths.

Now I would like to know how to tell Vertias DMP to use more than one
path for i/o.

deerlf0x19-root # vxdisk path | grep c4t5006048C52A53E07d13s2
c4t5006048C52A53E07d13s2    c4t5006048C52A53E07d13s2 c4t5d13      zone_dg      ENABLED
deerlf0x19-root # vxdisk list c4t5006048C52A53E07d13s2
Device:    c4t5006048C52A53E07d13s2
devicetag: c4t5006048C52A53E07d13
type:      auto
hostid:    deerlf0x19
disk:      name=c4t5d13 id=1187256936.329.deerlf0x05
group:     name=zone_dg id=1194612021.223.deerlf0x19
info:      format=cdsdisk,privoffset=256,pubslice=2,privslice=2
flags:     online ready private autoconfig autoimport imported
pubpaths:  block=/dev/vx/dmp/c4t5006048C52A53E07d13s2 char=/dev/vx/rdmp/c4t5006048C52A53E07d13s2
guid:      {0afe0456-1dd2-11b2-b0a7-00144f43b120}
udid:      EMC%5FSYMMETRIX%5F100472%5F7258C400
site:      -
version:   3.1
iosize:    min=512 (bytes) max=2048 (blocks)
public:    slice=2 offset=65792 len=28538368 disk_offset=0
private:   slice=2 offset=256 len=65536 disk_offset=0
update:    time=1197041164 seqno=0.53
ssb:       actual_seqno=0.0
headers:   0 240
configs:   count=1 len=48144
logs:      count=1 len=7296
Defined regions:
 config   priv 000048-000239[000192]: copy=01 offset=000000 enabled
 config   priv 000256-048207[047952]: copy=01 offset=000192 enabled
 log      priv 048208-055503[007296]: copy=01 offset=000000 enabled
 lockrgn  priv 055504-055647[000144]: part=00 offset=000000
Multipathing information:
numpaths:   1
c4t5006048C52A53E07d13s2        state=enabled
deerlf0x19-root # vxdisk list | grep d13s2
c4t5006048C52A53E07d13s2 auto:cdsdisk    c4t5d13      zone_dg      online
c4t5006048C52A53E27d13s2 auto:cdsdisk    -            -            online udid_mismatch
c6t5006048452A53E18d13s2 auto:cdsdisk    -            -            online udid_mismatch
c6t5006048452A53E38d13s2 auto:cdsdisk    -            -            online udid_mismatch

Has maybe the udid_mismatch something todo with that? How can I solve the
problem. I have another box where it works and does not show udid_mismatch.

        Thomas
0
Reply Thomas 12/7/2007 5:34:53 PM

On Dec 7, 8:34 pm, Thomas Glanzmann <sithg...@stud.uni-erlangen.de>
wrote:
> Hello,
> we have v490 running Solaris 10 Update 3 with 4Gbit Qlogic HBAs
> connected to EMC dmx3.
>
> 'vxdisk list' shows that only one path is used.
> 'vxdisk path' shows all paths.
>
> Now I would like to know how to tell Vertias DMP to use more than one
> path for i/o.
>
> deerlf0x19-root # vxdisk path | grep c4t5006048C52A53E07d13s2
> c4t5006048C52A53E07d13s2    c4t5006048C52A53E07d13s2 c4t5d13      zone_dg      ENABLED
> deerlf0x19-root # vxdisk list c4t5006048C52A53E07d13s2
> Device:    c4t5006048C52A53E07d13s2
> devicetag: c4t5006048C52A53E07d13
> type:      auto
> hostid:    deerlf0x19
> disk:      name=c4t5d13 id=1187256936.329.deerlf0x05
> group:     name=zone_dg id=1194612021.223.deerlf0x19
> info:      format=cdsdisk,privoffset=256,pubslice=2,privslice=2
> flags:     online ready private autoconfig autoimport imported
> pubpaths:  block=/dev/vx/dmp/c4t5006048C52A53E07d13s2 char=/dev/vx/rdmp/c4t5006048C52A53E07d13s2
> guid:      {0afe0456-1dd2-11b2-b0a7-00144f43b120}
> udid:      EMC%5FSYMMETRIX%5F100472%5F7258C400
> site:      -
> version:   3.1
> iosize:    min=512 (bytes) max=2048 (blocks)
> public:    slice=2 offset=65792 len=28538368 disk_offset=0
> private:   slice=2 offset=256 len=65536 disk_offset=0
> update:    time=1197041164 seqno=0.53
> ssb:       actual_seqno=0.0
> headers:   0 240
> configs:   count=1 len=48144
> logs:      count=1 len=7296
> Defined regions:
>  config   priv 000048-000239[000192]: copy=01 offset=000000 enabled
>  config   priv 000256-048207[047952]: copy=01 offset=000192 enabled
>  log      priv 048208-055503[007296]: copy=01 offset=000000 enabled
>  lockrgn  priv 055504-055647[000144]: part=00 offset=000000
> Multipathing information:
> numpaths:   1
> c4t5006048C52A53E07d13s2        state=enabled
> deerlf0x19-root # vxdisk list | grep d13s2
> c4t5006048C52A53E07d13s2 auto:cdsdisk    c4t5d13      zone_dg      online
> c4t5006048C52A53E27d13s2 auto:cdsdisk    -            -            online udid_mismatch
> c6t5006048452A53E18d13s2 auto:cdsdisk    -            -            online udid_mismatch
> c6t5006048452A53E38d13s2 auto:cdsdisk    -            -            online udid_mismatch
>
> Has maybe the udid_mismatch something todo with that? How can I solve the
> problem. I have another box where it works and does not show udid_mismatch.
>
>         Thomas

Hi!
Could yuo print whole output from vxdisk path, vxdisk list, vxddladm
listsupport all
0
Reply kolayshkin 12/9/2007 8:37:35 AM


Hello,

> Could yuo print whole output from

> vxdisk path
> vxdisk list
> vxddladm listsupport all

it's about 48k so I  put the output to
http://pbot.rmdir.de/2c3ee22e9c71329795affcfcf1559da8

        Thomas
0
Reply Thomas 12/9/2007 8:58:39 AM

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