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lmdb: refine and flush output in mdb_chk.

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Change-Id: Ia3c744918f73de4648c088ec6b56d44860378447
This commit is contained in:
Leo Yuriev 2015-09-01 13:53:38 +03:00
parent fd4163d784
commit 8ff2458003
1 changed files with 31 additions and 14 deletions
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45
mdb_chk.c
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@ -116,6 +116,7 @@ error(const char* msg, ...) {
va_start(args, msg);
vfprintf(stderr, msg, args);
va_end(args);
fflush(NULL);
}
}
@ -140,6 +141,7 @@ static void problem_add(size_t entry_number, const char* msg, const char *extra,
total_problems++;
if (! quiet) {
int need_fflush = 0;
struct problem* p;
for (p = problems_list; p; p = p->pr_next)
@ -151,6 +153,7 @@ static void problem_add(size_t entry_number, const char* msg, const char *extra,
p->caption = msg;
p->pr_next = problems_list;
problems_list = p;
need_fflush = 1;
}
p->count++;
@ -163,6 +166,8 @@ static void problem_add(size_t entry_number, const char* msg, const char *extra,
va_end(args);
}
printf("\n");
if (need_fflush)
fflush(NULL);
}
}
}
@ -188,6 +193,7 @@ static size_t problems_pop(struct problem* list) {
problems_list = p;
}
print("\n");
fflush(NULL);
}
problems_list = list;
@ -344,15 +350,19 @@ static int process_db(MDB_dbi dbi, char *name, visitor *handler, int silent)
}
if (dbi >= 2 /* CORE_DBS */ && name && only_subdb && strcmp(only_subdb, name)) {
if (verbose)
if (verbose) {
print("Skip processing %s'db...\n", name);
fflush(NULL);
}
skipped_subdb++;
mdb_dbi_close(env, dbi);
return MDB_SUCCESS;
}
if (! silent && verbose)
if (! silent && verbose) {
print("Processing %s'db...\n", name ? name : "main");
fflush(NULL);
}
rc = mdb_dbi_flags(txn, dbi, &flags);
if (rc) {
@ -377,7 +387,7 @@ static int process_db(MDB_dbi dbi, char *name, visitor *handler, int silent)
if (flags & dbflags[i].bit)
print(" %s", dbflags[i].name);
}
print(" (0x%x)\n", flags);
print(" (0x%02X)\n", flags);
if (verbose > 1) {
print(" - page size %u, entries %zu\n", ms.ms_psize, ms.ms_entries);
print(" - b-tree depth %u, pages: branch %zu, leaf %zu, overflow %zu\n",
@ -399,6 +409,7 @@ static int process_db(MDB_dbi dbi, char *name, visitor *handler, int silent)
while (rc == MDB_SUCCESS) {
if (gotsignal) {
print(" - interrupted by signal\n");
fflush(NULL);
rc = EINTR;
goto bailout;
}
@ -473,6 +484,7 @@ bailout:
if (! silent && verbose) {
print(" - summary: %u records, %u dups, %zu key's bytes, %zu data's bytes, %zu problems\n",
record_count, dups, key_bytes, data_bytes, problems_count);
fflush(NULL);
}
mdb_cursor_close(mc);
@ -580,6 +592,7 @@ int main(int argc, char *argv[])
envname = argv[optind];
print("Running mdb_chk for '%s' in %s mode...\n",
envname, (envflags & MDB_RDONLY) ? "read-only" : "write-lock");
fflush(NULL);
rc = mdb_env_create(&env);
if (rc) {
@ -700,6 +713,7 @@ int main(int argc, char *argv[])
if (!dont_traversal) {
print("Traversal b-tree...\n");
fflush(NULL);
walk.pagemap = calloc(lastpgno, sizeof(*walk.pagemap));
if (! walk.pagemap) {
rc = errno ? errno : ENOMEM;
@ -711,6 +725,7 @@ int main(int argc, char *argv[])
if (rc) {
if (rc == EINTR && gotsignal) {
print(" - interrupted by signal\n");
fflush(NULL);
} else {
error("mdb_env_pgwalk failed, error %d %s\n", rc, mdb_strerror(rc));
}
@ -728,26 +743,27 @@ int main(int argc, char *argv[])
print(", %s %zu", walk.dbi_names[i], walk.dbi_pages[i]);
print(", %s %zu\n", walk.dbi_names[0], walk.dbi_pages[0]);
if (verbose > 1) {
print(" - space info: total %zu bytes, payload %.2f%% (%zu), unused %.2f%% (%zu)\n",
total_page_bytes,
walk.total_payload_bytes * 100.0 / total_page_bytes, walk.total_payload_bytes,
(total_page_bytes - walk.total_payload_bytes) * 100.0 / total_page_bytes,
total_page_bytes - walk.total_payload_bytes);
print(" - space info: total %zu bytes, payload %zu (%.1f%%), unused %zu (%.1f%%)\n",
total_page_bytes, walk.total_payload_bytes,
walk.total_payload_bytes * 100.0 / total_page_bytes,
total_page_bytes - walk.total_payload_bytes,
(total_page_bytes - walk.total_payload_bytes) * 100.0 / total_page_bytes);
for (i = 1; i < MAX_DBI && walk.dbi_names[i]; ++i) {
size_t dbi_bytes = walk.dbi_pages[i] * stat.ms_psize;
print(" %s: subtotal %.2f%% (%zu), payload %.2f%% (%zu), unused %.2f%% (%zu)\n",
print(" %s: subtotal %zu bytes (%.1f%%), payload %zu (%.1f%%), unused %zu (%.1f%%)\n",
walk.dbi_names[i],
dbi_bytes * 100.0 / total_page_bytes, dbi_bytes,
walk.dbi_payload_bytes[i] * 100.0 / dbi_bytes, walk.dbi_payload_bytes[i],
(dbi_bytes - walk.dbi_payload_bytes[i]) * 100.0 / dbi_bytes,
dbi_bytes - walk.dbi_payload_bytes[i]);
dbi_bytes, dbi_bytes * 100.0 / total_page_bytes,
walk.dbi_payload_bytes[i], walk.dbi_payload_bytes[i] * 100.0 / dbi_bytes,
dbi_bytes - walk.dbi_payload_bytes[i],
(dbi_bytes - walk.dbi_payload_bytes[i]) * 100.0 / dbi_bytes);
}
}
print(" - summary: average fill %.2f%%, %zu problems\n",
print(" - summary: average fill %.1f%%, %zu problems\n",
walk.total_payload_bytes * 100.0 / total_page_bytes, total_problems);
}
} else if (verbose) {
print("Skipping b-tree walk...\n");
fflush(NULL);
}
if (! verbose)
@ -806,6 +822,7 @@ bailout:
if (env)
mdb_env_close(env);
free(walk.pagemap);
fflush(NULL);
if (rc) {
if (rc < 0)
return gotsignal ? EXIT_INTERRUPTED : EXIT_FAILURE_SYS;