System Limits

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Maximum number of usersDetermined by the licence
Maximum number of phantomsDetermined by the licence

       

Maximum hashed file size16384Gb
Maximum sequential file sizeLimited only by the operating system
Maximum records in a fileLimited only by file size
Maximum record key size63 bytes, configurable to 255 bytes (MAXIDLEN parameter)
Maximum record sizeA little under 2Gb or available memory space
Maximum indices per file32
Maximum AK index key size255 bytes
Maximum record locksSet system wide by NUMLOCKS parameter. The upper limit is determined only by available memory.
Maximum number of open filesSet system wide by NUMFILES parameter. The upper limit is determined only by available memory. A single file opened by multiple users counts as one in this calculation.

 

Maximum program size8Mb per program module
Maximum character string sizeA little under 2Gb or available memory space
Maximum integer value32 bits (2147483647). The QM run machine will switch to floating point representation for larger values
Maximum floating point valueIEEE 64 bit representation. Upper limit 21024.