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" - "Histogram: %s\n", - qdist_avg(&hst.occupancy) * 100, hgram); + avg =3D qdist_avg(&hst.occupancy); + if (!isnan(avg)) { + g_string_append_printf(buf, "TB hash occupancy " + "%0.2f%% avg chain occ. " + "Histogram: %s\n", + avg * 100, hgram); + } g_free(hgram); =20 hgram_opts =3D QDIST_PR_BORDER | QDIST_PR_LABELS; @@ -87,9 +92,12 @@ static void print_qht_statistics(struct qht_stats hst, G= String *buf) hgram_opts |=3D QDIST_PR_NODECIMAL | QDIST_PR_NOBINRANGE; } hgram =3D qdist_pr(&hst.chain, hgram_bins, hgram_opts); - g_string_append_printf(buf, "TB hash avg chain %0.3f buckets. " - "Histogram: %s\n", - qdist_avg(&hst.chain), hgram); + avg =3D qdist_avg(&hst.chain); + if (!isnan(avg)) { + g_string_append_printf(buf, "TB hash avg chain %0.3f buckets. " + "Histogram: %s\n", + avg, hgram); + } g_free(hgram); } =20 --=20 2.49.0