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MDEV-30438 innodb.undo_truncate,4k fails when innodb-immediate-scrub-data-uncompressed is enabled

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- InnoDB fails to clear the freed ranges during truncation of innodb
undo log tablespace. During shutdown, InnoDB flushes the freed page
ranges and throws the out of bound error.

mtr_t::commit_shrink(): clear the freed ranges while doing undo
tablespace truncation
This commit is contained in:
Thirunarayanan Balathandayuthapani 2023-01-20 16:07:43 +05:30
parent d9fbc6289d
commit 647a7232ff
2 changed files with 3 additions and 19 deletions
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1
mysql-test/suite/innodb/t/undo_truncate.opt
View file

@ -1 +1,2 @@
--innodb-buffer-pool-size=24M
--innodb-immediate-scrub-data-uncompressed=ON

21
storage/innobase/mtr/mtr0mtr.cc
View file

@ -579,26 +579,9 @@ void mtr_t::commit_shrink(fil_space_t &space)
/* Durably write the reduced FSP_SIZE before truncating the data file. */
log_write_and_flush();
if (m_freed_pages)
{
ut_ad(!m_freed_pages->empty());
ut_ad(m_freed_space == &space);
ut_ad(memo_contains(*m_freed_space));
ut_ad(is_named_space(m_freed_space));
m_freed_space->update_last_freed_lsn(m_commit_lsn);
ut_ad(!m_freed_pages);
if (!is_trim_pages())
for (const auto &range : *m_freed_pages)
m_freed_space->add_free_range(range);
else
m_freed_space->clear_freed_ranges();
delete m_freed_pages;
m_freed_pages= nullptr;
m_freed_space= nullptr;
/* mtr_t::start() will reset m_trim_pages */
}
else
ut_ad(!m_freed_space);
space.clear_freed_ranges();
m_memo.for_each_block_in_reverse(CIterate<Shrink>{space});