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mdbx-tools: update mdbx_stat captions.

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Change-Id: Ic78f7e5bec97a67e8dc3ce21847dcaa1f66a45f9
This commit is contained in:
Leonid Yuriev 2019-12-20 04:00:14 +03:00
parent e8686a4170
commit c79879f290
1 changed files with 15 additions and 13 deletions
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28
src/tools/mdbx_stat.c
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@ -72,7 +72,7 @@ static int reader_list_func(void *ctx, int num, int slot, mdbx_pid_t pid,
size_t bytes_used, size_t bytes_retained) { size_t bytes_used, size_t bytes_retained) {
(void)ctx; (void)ctx;
if (num == 1) if (num == 1)
printf("Reader Table Status\n" printf("Reader Table\n"
" #\tslot\t%6s %*s %20s %10s %13s %13s\n", " #\tslot\t%6s %*s %20s %10s %13s %13s\n",
"pid", (int)sizeof(size_t) * 2, "thread", "txnid", "lag", "used", "pid", (int)sizeof(size_t) * 2, "thread", "txnid", "lag", "used",
"retained"); "retained");
@ -212,21 +212,20 @@ int main(int argc, char *argv[]) {
mei.mi_geo.shrink, mei.mi_geo.lower / mst.ms_psize, mei.mi_geo.shrink, mei.mi_geo.lower / mst.ms_psize,
mei.mi_geo.upper / mst.ms_psize, mei.mi_geo.grow / mst.ms_psize, mei.mi_geo.upper / mst.ms_psize, mei.mi_geo.grow / mst.ms_psize,
mei.mi_geo.shrink / mst.ms_psize); mei.mi_geo.shrink / mst.ms_psize);
printf(" Current mapsize: %" PRIu64 " bytes, %" PRIu64 " pages \n",
mei.mi_mapsize, mei.mi_mapsize / mst.ms_psize);
printf(" Current datafile: %" PRIu64 " bytes, %" PRIu64 " pages\n", printf(" Current datafile: %" PRIu64 " bytes, %" PRIu64 " pages\n",
mei.mi_geo.current, mei.mi_geo.current / mst.ms_psize); mei.mi_geo.current, mei.mi_geo.current / mst.ms_psize);
} else { } else {
printf(" Fixed datafile: %" PRIu64 " bytes, %" PRIu64 " pages\n", printf(" Fixed datafile: %" PRIu64 " bytes, %" PRIu64 " pages\n",
mei.mi_geo.current, mei.mi_geo.current / mst.ms_psize); mei.mi_geo.current, mei.mi_geo.current / mst.ms_psize);
} }
printf(" Current mapsize: %" PRIu64 " bytes, %" PRIu64 " pages \n",
mei.mi_mapsize, mei.mi_mapsize / mst.ms_psize);
printf(" Number of pages used: %" PRIu64 "\n", mei.mi_last_pgno + 1);
printf(" Last transaction ID: %" PRIu64 "\n", mei.mi_recent_txnid); printf(" Last transaction ID: %" PRIu64 "\n", mei.mi_recent_txnid);
printf(" Tail transaction ID: %" PRIu64 " (%" PRIi64 ")\n", printf(" Latter reader transaction ID: %" PRIu64 " (%" PRIi64 ")\n",
mei.mi_latter_reader_txnid, mei.mi_latter_reader_txnid,
mei.mi_latter_reader_txnid - mei.mi_recent_txnid); mei.mi_latter_reader_txnid - mei.mi_recent_txnid);
printf(" Max readers: %u\n", mei.mi_maxreaders); printf(" Max readers: %u\n", mei.mi_maxreaders);
printf(" Number of readers used: %u\n", mei.mi_numreaders); printf(" Number of reader slots uses: %u\n", mei.mi_numreaders);
} else { } else {
/* LY: zap warnings from gcc */ /* LY: zap warnings from gcc */
memset(&mst, 0, sizeof(mst)); memset(&mst, 0, sizeof(mst));
@ -262,7 +261,7 @@ int main(int argc, char *argv[]) {
pgno_t pages = 0, *iptr; pgno_t pages = 0, *iptr;
pgno_t reclaimable = 0; pgno_t reclaimable = 0;
printf("Freelist Status\n"); printf("Garbage Collection\n");
dbi = 0; dbi = 0;
rc = mdbx_cursor_open(txn, dbi, &cursor); rc = mdbx_cursor_open(txn, dbi, &cursor);
if (rc) { if (rc) {
@ -343,20 +342,23 @@ int main(int argc, char *argv[]) {
if (envinfo) { if (envinfo) {
uint64_t value = mei.mi_mapsize / mst.ms_psize; uint64_t value = mei.mi_mapsize / mst.ms_psize;
double percent = value / 100.0; double percent = value / 100.0;
printf("Page Allocation Info\n"); printf("Page Usage\n");
printf(" Max pages: %" PRIu64 " 100%%\n", value); printf(" Total: %" PRIu64 " 100%%\n", value);
value = mei.mi_geo.current / mst.ms_psize;
printf(" Backed: %" PRIu64 " %.1f%%\n", value, value / percent);
value = mei.mi_last_pgno + 1; value = mei.mi_last_pgno + 1;
printf(" Pages used: %" PRIu64 " %.1f%%\n", value, value / percent); printf(" Allocated: %" PRIu64 " %.1f%%\n", value, value / percent);
value = mei.mi_mapsize / mst.ms_psize - (mei.mi_last_pgno + 1); value = mei.mi_mapsize / mst.ms_psize - (mei.mi_last_pgno + 1);
printf(" Remained: %" PRIu64 " %.1f%%\n", value, value / percent); printf(" Remained: %" PRIu64 " %.1f%%\n", value, value / percent);
value = mei.mi_last_pgno + 1 - pages; value = mei.mi_last_pgno + 1 - pages;
printf(" Used now: %" PRIu64 " %.1f%%\n", value, value / percent); printf(" Used: %" PRIu64 " %.1f%%\n", value, value / percent);
value = pages; value = pages;
printf(" Unallocated: %" PRIu64 " %.1f%%\n", value, value / percent); printf(" GC: %" PRIu64 " %.1f%%\n", value, value / percent);
value = pages - reclaimable; value = pages - reclaimable;
printf(" Detained: %" PRIu64 " %.1f%%\n", value, value / percent); printf(" Detained: %" PRIu64 " %.1f%%\n", value, value / percent);
@ -368,7 +370,7 @@ int main(int argc, char *argv[]) {
mei.mi_mapsize / mst.ms_psize - (mei.mi_last_pgno + 1) + reclaimable; mei.mi_mapsize / mst.ms_psize - (mei.mi_last_pgno + 1) + reclaimable;
printf(" Available: %" PRIu64 " %.1f%%\n", value, value / percent); printf(" Available: %" PRIu64 " %.1f%%\n", value, value / percent);
} else } else
printf(" Free pages: %" PRIaPGNO "\n", pages); printf(" GC: %" PRIaPGNO " pages\n", pages);
} }
rc = mdbx_dbi_open(txn, subname, 0, &dbi); rc = mdbx_dbi_open(txn, subname, 0, &dbi);