[Linux-cluster] lot of scsi devices bug

[German Staltari]

German Staltari wrote:
> Hi, this is maybe a udev bug, but it affected me when I was creating a 
> lv in a cluster, so it could help some with this configuration.
> When I added some scsi disk (SAN) to the cluster nodes (more than 64 
> SCSI devices),  udev created the device node for capi20 instead of 
> sdbm. This produced  a bad behavior in lvm when I was trying to create 
> the vg's and lv's, it started to give errors like:
>
> Error locking on node node-06: Internal lvm error, check syslog
> Error locking on node node-05: Internal lvm error, check syslog
> Error locking on node node-04: Internal lvm error, check syslog
> Error locking on node node-01: Internal lvm error, check syslog
> Error locking on node node-02: Internal lvm error, check syslog
> Error locking on node node-03: Internal lvm error, check syslog
> Failed to activate new LV.
>
> When I commented out this lines
>
> SYSFS{dev}="68:0",              NAME="capi20"
> SYSFS{dev}="191:[0-9]*",        NAME="capi/%n"
> KERNEL=="capi*",                MODE="0660"
>
> in /etc/udev/rules.d/50-udev.rules, everything worked again.
>
> I hope this could help,
> German Staltari
>
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Forgot to add:
FC4 system, totally updated.