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Annotation of 40BSD/sys/h/vmmeter.h, revision 1.1.1.1

1.1       root        1: 
                      2: /*     vmmeter.h       4.1     11/9/80 */
                      3: 
                      4: /*
                      5:  * Virtual memory related instrumentation
                      6:  *
                      7:  * NB: THE OFFSETS IN THE vmmeter STRUCTURE ARE KNOWN IN vm.m.
                      8:  */
                      9: struct vmmeter
                     10: {
                     11: #define        v_first v_swtch
                     12:        unsigned v_swtch;       /* context switches */
                     13:        unsigned v_trap;        /* calls to trap */
                     14:        unsigned v_syscall;     /* calls to syscall() */
                     15:        unsigned v_intr;        /* device interrupts */
                     16:        unsigned v_pdma;        /* pseudo-dma interrupts */
                     17:        unsigned v_pswpin;      /* pages swapped in */
                     18:        unsigned v_pswpout;     /* pages swapped out */
                     19:        unsigned v_pgin;        /* pageins */
                     20:        unsigned v_pgout;       /* pageouts */
                     21:        unsigned v_intrans;     /* intransit blocking page faults */
                     22:        unsigned v_pgrec;       /* total page reclaims */
                     23:        unsigned v_xsfrec;      /* found in free list rather than on swapdev */
                     24:        unsigned v_xifrec;      /* found in free list rather than in filsys */
                     25:        unsigned v_exfod;       /* pages filled on demand from executables */
                     26:        unsigned v_zfod;        /* pages zero filled on demand */
                     27:        unsigned v_vrfod;       /* fills of pages mapped by vread() */
                     28:        unsigned v_nexfod;      /* number of exfod's created */
                     29:        unsigned v_nzfod;       /* number of zfod's created */
                     30:        unsigned v_nvrfod;      /* number of vrfod's created */
                     31:        unsigned v_pgfrec;      /* page reclaims from free list */
                     32:        unsigned v_faults;      /* total faults taken */
                     33:        unsigned v_scan;        /* scans in page out daemon */
                     34:        unsigned v_rev;         /* revolutions of the hand */
                     35:        unsigned v_dfree;       /* pages freed by daemon */
                     36: #define        v_last v_dfree
                     37:        unsigned v_swpin;       /* swapins */
                     38:        unsigned v_swpout;      /* swapouts */
                     39: };
                     40: #ifdef KERNEL
                     41: struct vmmeter cnt, rate, sum;
                     42: #endif

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