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mdbx-tools: cleanup mdbx_stat from float-point.

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Леонид Юрьев (Leonid Yuriev)
2025-10-28 23:47:42 +03:00
parent 255a431bc1
commit 0838af8f3d
1 changed files with 32 additions and 25 deletions
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57
src/tools/stat.c
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@@ -341,8 +341,8 @@ int main(int argc, char *argv[]) {
} }
print_stat(&mst); print_stat(&mst);
pgno_t pages = 0, *iptr; size_t gc_pages = 0, *iptr;
pgno_t reclaimable = 0; size_t gc_reclaimable = 0;
MDBX_val key, data; MDBX_val key, data;
while (MDBX_SUCCESS == (rc = mdbx_cursor_get(cursor, &key, &data, MDBX_NEXT))) { while (MDBX_SUCCESS == (rc = mdbx_cursor_get(cursor, &key, &data, MDBX_NEXT))) {
if (user_break) { if (user_break) {
@@ -352,9 +352,9 @@ int main(int argc, char *argv[]) {
iptr = data.iov_base; iptr = data.iov_base;
const pgno_t number = *iptr++; const pgno_t number = *iptr++;
pages += number; gc_pages += number;
if (envinfo && mei.mi_latter_reader_txnid > *(txnid_t *)key.iov_base) if (envinfo && mei.mi_latter_reader_txnid > *(txnid_t *)key.iov_base)
reclaimable += number; gc_reclaimable += number;
if (freinfo > 1) { if (freinfo > 1) {
char *bad = ""; char *bad = "";
@@ -402,36 +402,43 @@ int main(int argc, char *argv[]) {
} }
if (envinfo) { if (envinfo) {
uint64_t value = mei.mi_mapsize / mei.mi_dxb_pagesize; char buffer[64];
double percent = value / 100.0;
printf("Page Usage\n");
printf(" Total: %" PRIu64 " 100%%\n", value);
value = mei.mi_geo.current / mei.mi_dxb_pagesize; puts("Page Usage");
printf(" Backed: %" PRIu64 " %.1f%%\n", value, value / percent); const size_t total_pages = mei.mi_mapsize / mei.mi_dxb_pagesize;
printf(" Total: %" PRIuSIZE " 100%%\n", total_pages);
value = mei.mi_last_pgno + 1; const size_t backed_pages = mei.mi_geo.current / mei.mi_dxb_pagesize;
printf(" Allocated: %" PRIu64 " %.1f%%\n", value, value / percent); printf(" Backed: %" PRIuSIZE " %s%%\n", backed_pages,
mdbx_ratio2percents(backed_pages, total_pages, buffer, sizeof(buffer)));
value = mei.mi_mapsize / mei.mi_dxb_pagesize - (mei.mi_last_pgno + 1); const size_t allocated_pages = mei.mi_last_pgno + 1;
printf(" Remained: %" PRIu64 " %.1f%%\n", value, value / percent); printf(" Allocated: %" PRIuSIZE " %s%%\n", allocated_pages,
mdbx_ratio2percents(allocated_pages, total_pages, buffer, sizeof(buffer)));
value = mei.mi_last_pgno + 1 - pages; const size_t remained_pages = total_pages - allocated_pages;
printf(" Used: %" PRIu64 " %.1f%%\n", value, value / percent); printf(" Remained: %" PRIuSIZE " %s%%\n", remained_pages,
mdbx_ratio2percents(remained_pages, total_pages, buffer, sizeof(buffer)));
value = pages; const size_t used_pages = allocated_pages - gc_pages;
printf(" GC: %" PRIu64 " %.1f%%\n", value, value / percent); printf(" Used: %" PRIuSIZE " %s%%\n", used_pages,
mdbx_ratio2percents(used_pages, total_pages, buffer, sizeof(buffer)));
value = pages - reclaimable; printf(" GC: %" PRIuSIZE " %s%%\n", gc_pages,
printf(" Retained: %" PRIu64 " %.1f%%\n", value, value / percent); mdbx_ratio2percents(gc_pages, total_pages, buffer, sizeof(buffer)));
value = reclaimable; printf(" Reclaimable: %" PRIuSIZE " %s%%\n", gc_reclaimable,
printf(" Reclaimable: %" PRIu64 " %.1f%%\n", value, value / percent); mdbx_ratio2percents(gc_reclaimable, total_pages, buffer, sizeof(buffer)));
value = mei.mi_mapsize / mei.mi_dxb_pagesize - (mei.mi_last_pgno + 1) + reclaimable; const size_t gc_retained = gc_pages - gc_reclaimable;
printf(" Available: %" PRIu64 " %.1f%%\n", value, value / percent); printf(" Retained: %" PRIuSIZE " %s%%\n", gc_retained,
mdbx_ratio2percents(gc_retained, total_pages, buffer, sizeof(buffer)));
const size_t available_pages = gc_reclaimable + remained_pages;
printf(" Available: %" PRIuSIZE " %s%%\n", available_pages,
mdbx_ratio2percents(available_pages, total_pages, buffer, sizeof(buffer)));
} else } else
printf(" GC: %" PRIaPGNO " pages\n", pages); printf(" GC: %" PRIuSIZE " pages\n", gc_pages);
} }
rc = mdbx_dbi_open(txn, table, MDBX_DB_ACCEDE, &dbi); rc = mdbx_dbi_open(txn, table, MDBX_DB_ACCEDE, &dbi);