| Job | Job name (SMF30JBN) |
| Job Number | The job identifier JOBnnnnn, STCnnnnn, TSUnnnnn etc. (SMF30JNM) |
| Descendants | The number of descendants of this job entry. Descendants are entries for unix work that created separate SMF type 30 records (and usually ran in a separate address space) but was created by this job. |
| Type | The type of work JES2, STC, TSO, OMVS etc.(SMF30WID) |
| Sysplex | The Sysplex of the system that wrote the record (SMF30SYP) |
| System | The system that wrote the record |
| Class | The job class (SMF30CL8) |
| Started | The time the initiator selected the job (SMF30STD + SMF30SIT) |
| Ended | The time the job ended (SMF30DTE + SMF30TME from the subtype 5 record.) |
| Elapsed | Job elapsed time (end time - initiator select time) |
| Total Connect Time | Total device connect time (SMF30TCN) |
| DASD Connect Time | DASD connect time (SMF30AIC) |
| DASD Disconnect Time | DASD disconnect time (SMF30AID) |
| DASD Pend Time | DASD pending plus control unit queue time (SMF30AIW) |
| DASD SSCH | DASD start subchannel count (SMF30AIS) |
| Total EXCP | Total blocks transferred (SMF30TEP or SMF30TEX) |
| Dir Reads | Unix directory reads (SMF30ODR) |
| File Reads | Unix file read block count (SMF30OFR) |
| File Writes | Unix file write block count (SMF30OFW) |
| Pipe/Sock Reads | Unix pipe and AF_UNIX socket reads block count (SMF30OPR) |
| Pipe/Sock Writes | Unix pipe and AF_UNIX socket write block count (SMF30OPW) |
| Log. Path Lookups | Number of logical filesystem pathname lookups (SMF30OLL) |
| Phys. Path Lookups | Number of physical filesystem pathname lookups (SMF30OLP) |
| Log. Path Generation | Number of pathname generation calls to the logical filesystem (SMF30OGL) |
| Phys. Path Generation | Number of pathname generation calls to the physical filesystem (SMF30OGP) |
