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replica/table: add error injection to memtable post-flush phase

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After the memtable was flushed to disk, but before it is merged to
cache. The injection point will only active for the table specified in
the "table_name" injection parameter.

(cherry picked from commit 6c1f6427b3)
This commit is contained in:
Botond Dénes
2025-04-03 10:29:22 -04:00
parent bd8c584a01
commit 7943db9844
1 changed files with 11 additions and 0 deletions
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11
replica/table.cc
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@@ -1657,6 +1657,17 @@ table::try_flush_memtable_to_sstable(compaction_group& cg, lw_shared_ptr<memtabl
co_await with_scheduling_group(_config.memtable_to_cache_scheduling_group, [this, old, &newtabs, &cg] {
return update_cache(cg, old, newtabs);
});
co_await utils::get_local_injector().inject("replica_post_flush_after_update_cache", [this] (auto& handler) -> future<> {
const auto this_table_name = format("{}.{}", _schema->ks_name(), _schema->cf_name());
if (this_table_name == handler.get("table_name")) {
tlogger.info("error injection handler replica_post_flush_after_update_cache: suspending flush for table {}", this_table_name);
handler.set("suspended", true);
co_await handler.wait_for_message(std::chrono::steady_clock::now() + std::chrono::minutes{5});
tlogger.info("error injection handler replica_post_flush_after_update_cache: resuming flush for table {}", this_table_name);
}
});
cg.memtables()->erase(old);
tlogger.debug("Memtable for {}.{} replaced, into {} sstables", old->schema()->ks_name(), old->schema()->cf_name(), newtabs.size());
co_return;