An IDMS CV using datasharing may enter into a CPU loop. The CV has to be cancelled and restarted.

The following messages may also be seen on the IDMS DC log:
DC015007 Pool <pool-number>: SOS condition <condition-number>, SZ=<request-size>, T=<taskcode>, P=<progname>
DC050016 Table-Search was unable to get storage to (re)build an index for an internal table. and DC027007  TASK:  <task-code> PROG:  <program-name> ABENDED WITH D002

The DC015007 message may reference pools 255 and 0.

Insufficient 31-bit z/OS storage available to satsify a GETMAIN (STORAGE OBTAIN) request when IDMS needs to expand an internal BNVI table index.

CA IDMS, with datasharing, all supported releases.

Test APAR ST07788 is available for this symptom.
If ST07788 is required now, please open a support issue.