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mdbx: устранение вероятности ошибки MDBX_ENODATA при поиске в GC.

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Леонид Юрьев (Leonid Yuriev) 2025-06-25 12:27:39 +03:00
parent 10bf63eb9a
commit a600c2a7a2
1 changed files with 7 additions and 1 deletions
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8
src/gc-get.c
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@ -1086,6 +1086,7 @@ next_gc:
}
eASSERT(env, pnl_check_allocated(txn->wr.repnl, txn->geo.first_unallocated - MDBX_ENABLE_REFUND));
eASSERT(env, op == MDBX_PREV || op == MDBX_NEXT);
rkl_t *rkl = &txn->wr.gc.reclaimed;
const char *rkl_name = "reclaimed";
if (mc->dbi_state != txn->dbi_state &&
@ -1095,6 +1096,11 @@ next_gc:
ret.err = cursor_del(gc, 0);
txn->cursors[FREE_DBI] = gc->next;
if (likely(ret.err == MDBX_SUCCESS)) {
if (unlikely(txn->dbs[FREE_DBI].items == 0)) {
flags &= ~ALLOC_COALESCE;
txn->flags |= txn_gc_drained;
op = MDBX_FIRST; /* для предотвращения ошибок из-за относительного перемещения курсора */
}
rkl = &txn->wr.gc.ready4reuse;
rkl_name = "ready4reuse";
} else {
@ -1109,8 +1115,8 @@ next_gc:
if (unlikely(ret.err != MDBX_SUCCESS))
goto fail;
eASSERT(env, op == MDBX_PREV || op == MDBX_NEXT);
if (flags & ALLOC_COALESCE) {
eASSERT(env, op == MDBX_PREV || op == MDBX_NEXT);
if (pnl_size(txn->wr.repnl) < env->maxgc_large1page / 2) {
TRACE("%s: last id #%" PRIaTXN ", re-len %zu", "coalesce-continue", id, pnl_size(txn->wr.repnl));
goto next_gc;