midx: add progress indicators in multi-pack-index verify

Add progress indicators to more parts of midx verify. Use sparse progress indicator for object iteration. Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Jeff Hostetler committed Mar 21, 2019 at 12:36 UTC 430efb8a74bd9ce9b6019b37cda21063914b0038
1 file changed +24 -2
midx.c
+24 -2
@@ -962,6 +962,18 @@ static void midx_report(const char *fmt, ...)
962 va_end(ap);
963 }
964
965 +/*
966 + * Limit calls to display_progress() for performance reasons.
967 + * The interval here was arbitrarily chosen.
968 + */
969 +#define SPARSE_PROGRESS_INTERVAL (1 << 12)
970 +#define midx_display_sparse_progress(progress, n) \
971 + do { \
972 + uint64_t _n = (n); \
973 + if ((_n & (SPARSE_PROGRESS_INTERVAL - 1)) == 0) \
974 + display_progress(progress, _n); \
975 + } while (0)
976 +
977 int verify_midx_file(const char *object_dir)
978 {
979 uint32_t i;
@@ -972,10 +984,15 @@ int verify_midx_file(const char *object_dir)
984 if (!m)
985 return 0;
986
987 + progress = start_progress(_("Looking for referenced packfiles"),
988 + m->num_packs);
989 for (i = 0; i < m->num_packs; i++) {
990 if (prepare_midx_pack(m, i))
991 midx_report("failed to load pack in position %d", i);
992 +
993 + display_progress(progress, i + 1);
994 }
995 + stop_progress(&progress);
996
997 for (i = 0; i < 255; i++) {
998 uint32_t oid_fanout1 = ntohl(m->chunk_oid_fanout[i]);
@@ -986,6 +1003,8 @@ int verify_midx_file(const char *object_dir)
1003 i, oid_fanout1, oid_fanout2, i + 1);
1004 }
1005
1006 + progress = start_sparse_progress(_("Verifying OID order in MIDX"),
1007 + m->num_objects - 1);
1008 for (i = 0; i < m->num_objects - 1; i++) {
1009 struct object_id oid1, oid2;
1010
@@ -995,9 +1014,12 @@ int verify_midx_file(const char *object_dir)
1014 if (oidcmp(&oid1, &oid2) >= 0)
1015 midx_report(_("oid lookup out of order: oid[%d] = %s >= %s = oid[%d]"),
1016 i, oid_to_hex(&oid1), oid_to_hex(&oid2), i + 1);
1017 +
1018 + midx_display_sparse_progress(progress, i + 1);
1019 }
1020 + stop_progress(&progress);
1021
1000 - progress = start_progress(_("Verifying object offsets"), m->num_objects);
1022 + progress = start_sparse_progress(_("Verifying object offsets"), m->num_objects);
1023 for (i = 0; i < m->num_objects; i++) {
1024 struct object_id oid;
1025 struct pack_entry e;
@@ -1023,7 +1045,7 @@ int verify_midx_file(const char *object_dir)
1045 midx_report(_("incorrect object offset for oid[%d] = %s: %"PRIx64" != %"PRIx64),
1046 i, oid_to_hex(&oid), m_offset, p_offset);
1047
1026 - display_progress(progress, i + 1);
1048 + midx_display_sparse_progress(progress, i + 1);
1049 }
1050 stop_progress(&progress);
1051