libstoragemgmt
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On EMC VMAX, certain(VDEV) volume is came from two StoragePool.
[fge@redhat-vm1 ~]$ sudo lsmenv vmax lsmcli lv|grep lsm_v_c__EGAA
6426c8603b7d913d839bc31bd4675059 | lsm_v_c__EGAA | 60000970000194900393533030344145 | 537722880 | No | SYMMETRIX-+-000194900393-+-C-+-0001 | SYMMETRIX-+-000194900393
6426c8603b7d913d839bc31bd4675059 | lsm_v_c__EGAA | 60000970000194900393533030344145 | 537722880 | No | SYMMETRIX-+-000194900393-+-S-+-DEFAULT_POOL | SYMMETRIX-+-000194900393
The SYMMETRIX-+-000194900393-+-S-+-DEFAULT_POOL is the pool for delta only.
The volume lsm_v_c__EGAA is an snapshot target which is from snapshot source pool and delta pool.
This also cause pool_id_of_cim_vol() fail for founding two pools.
Currently, we didn't have good way to handle this.