83c70ac04f
Can be easily reused elsewhere. Signed-off-by: Raphael S. Carvalho <raphaelsc@scylladb.com>
363 lines
16 KiB
C++
363 lines
16 KiB
C++
/*
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* Copyright (C) 2023-present ScyllaDB
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*/
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/*
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* SPDX-License-Identifier: AGPL-3.0-or-later
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*/
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#include "compaction/task_manager_module.hh"
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#include "compaction/compaction_manager.hh"
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#include "replica/database.hh"
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#include "sstables/sstables.hh"
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#include "sstables/sstable_directory.hh"
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#include "utils/pretty_printers.hh"
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namespace compaction {
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struct table_tasks_info {
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tasks::task_manager::task_ptr task;
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table_info ti;
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table_tasks_info(tasks::task_manager::task_ptr t, table_info info)
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: task(t)
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, ti(info)
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{}
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};
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future<> run_on_table(sstring op, replica::database& db, std::string keyspace, table_info ti, std::function<future<> (replica::table&)> func) {
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std::exception_ptr ex;
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tasks::tmlogger.debug("Starting {} on {}.{}", op, keyspace, ti.name);
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try {
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co_await func(db.find_column_family(ti.id));
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} catch (const replica::no_such_column_family& e) {
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tasks::tmlogger.warn("Skipping {} of {}.{}: {}", op, keyspace, ti.name, e.what());
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} catch (...) {
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ex = std::current_exception();
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tasks::tmlogger.error("Failed {} of {}.{}: {}", op, keyspace, ti.name, ex);
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}
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if (ex) {
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co_await coroutine::return_exception_ptr(std::move(ex));
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}
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}
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// Run on all tables, skipping dropped tables
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future<> run_on_existing_tables(sstring op, replica::database& db, std::string keyspace, const std::vector<table_info> local_tables, std::function<future<> (replica::table&)> func) {
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for (const auto& ti : local_tables) {
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co_await run_on_table(op, db, keyspace, ti, func);
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}
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}
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future<> wait_for_your_turn(seastar::condition_variable& cv, tasks::task_manager::task_ptr& current_task, tasks::task_id id) {
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co_await cv.wait([&] {
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return current_task && current_task->id() == id;
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});
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}
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future<> run_table_tasks(replica::database& db, std::vector<table_tasks_info> table_tasks, seastar::condition_variable& cv, tasks::task_manager::task_ptr& current_task, bool sort) {
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std::exception_ptr ex;
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// While compaction is run on one table, the size of tables may significantly change.
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// Thus, they are sorted before each invidual compaction and the smallest table is chosen.
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while (!table_tasks.empty()) {
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try {
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if (sort) {
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// Major compact smaller tables first, to increase chances of success if low on space.
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// Tables will be kept in descending order.
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std::ranges::sort(table_tasks, std::greater<>(), [&] (const table_tasks_info& tti) {
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try {
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return db.find_column_family(tti.ti.id).get_stats().live_disk_space_used;
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} catch (const replica::no_such_column_family& e) {
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return int64_t(-1);
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}
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});
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}
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// Task responsible for the smallest table.
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current_task = table_tasks.back().task;
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table_tasks.pop_back();
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cv.broadcast();
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co_await current_task->done();
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} catch (...) {
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ex = std::current_exception();
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current_task = nullptr;
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cv.broken(ex);
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break;
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}
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}
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if (ex) {
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// Wait for all tasks even on failure.
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for (auto& tti: table_tasks) {
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co_await tti.task->done();
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}
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co_await coroutine::return_exception_ptr(std::move(ex));
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}
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}
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future<> major_keyspace_compaction_task_impl::run() {
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co_await _db.invoke_on_all([&] (replica::database& db) -> future<> {
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tasks::task_info parent_info{_status.id, _status.shard};
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auto& module = db.get_compaction_manager().get_task_manager_module();
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auto task = co_await module.make_and_start_task<shard_major_keyspace_compaction_task_impl>(parent_info, _status.keyspace, _status.id, db, _table_infos);
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co_await task->done();
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});
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}
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tasks::is_internal shard_major_keyspace_compaction_task_impl::is_internal() const noexcept {
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return tasks::is_internal::yes;
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}
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future<> shard_major_keyspace_compaction_task_impl::run() {
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seastar::condition_variable cv;
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tasks::task_manager::task_ptr current_task;
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tasks::task_info parent_info{_status.id, _status.shard};
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std::vector<table_tasks_info> table_tasks;
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for (auto& ti : _local_tables) {
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table_tasks.emplace_back(co_await _module->make_and_start_task<table_major_keyspace_compaction_task_impl>(parent_info, _status.keyspace, ti.name, _status.id, _db, ti, cv, current_task), ti);
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}
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co_await run_table_tasks(_db, std::move(table_tasks), cv, current_task, true);
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}
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tasks::is_internal table_major_keyspace_compaction_task_impl::is_internal() const noexcept {
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return tasks::is_internal::yes;
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}
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future<> table_major_keyspace_compaction_task_impl::run() {
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co_await wait_for_your_turn(_cv, _current_task, _status.id);
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tasks::task_info info{_status.id, _status.shard};
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co_await run_on_table("force_keyspace_compaction", _db, _status.keyspace, _ti, [info] (replica::table& t) {
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return t.compact_all_sstables(info);
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});
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}
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future<> cleanup_keyspace_compaction_task_impl::run() {
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co_await _db.invoke_on_all([&] (replica::database& db) -> future<> {
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auto& module = db.get_compaction_manager().get_task_manager_module();
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auto task = co_await module.make_and_start_task<shard_cleanup_keyspace_compaction_task_impl>({_status.id, _status.shard}, _status.keyspace, _status.id, db, _table_infos);
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co_await task->done();
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});
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}
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tasks::is_internal shard_cleanup_keyspace_compaction_task_impl::is_internal() const noexcept {
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return tasks::is_internal::yes;
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}
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future<> shard_cleanup_keyspace_compaction_task_impl::run() {
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seastar::condition_variable cv;
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tasks::task_manager::task_ptr current_task;
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tasks::task_info parent_info{_status.id, _status.shard};
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std::vector<table_tasks_info> table_tasks;
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for (auto& ti : _local_tables) {
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table_tasks.emplace_back(co_await _module->make_and_start_task<table_cleanup_keyspace_compaction_task_impl>(parent_info, _status.keyspace, ti.name, _status.id, _db, ti, cv, current_task), ti);
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}
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co_await run_table_tasks(_db, std::move(table_tasks), cv, current_task, true);
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}
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tasks::is_internal table_cleanup_keyspace_compaction_task_impl::is_internal() const noexcept {
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return tasks::is_internal::yes;
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}
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future<> table_cleanup_keyspace_compaction_task_impl::run() {
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co_await wait_for_your_turn(_cv, _current_task, _status.id);
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auto owned_ranges_ptr = compaction::make_owned_ranges_ptr(_db.get_keyspace_local_ranges(_status.keyspace));
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co_await run_on_table("force_keyspace_cleanup", _db, _status.keyspace, _ti, [&] (replica::table& t) {
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return t.perform_cleanup_compaction(owned_ranges_ptr);
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});
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}
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future<> offstrategy_keyspace_compaction_task_impl::run() {
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_needed = co_await _db.map_reduce0([&] (replica::database& db) -> future<bool> {
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bool needed = false;
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tasks::task_info parent_info{_status.id, _status.shard};
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auto& module = db.get_compaction_manager().get_task_manager_module();
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auto task = co_await module.make_and_start_task<shard_offstrategy_keyspace_compaction_task_impl>(parent_info, _status.keyspace, _status.id, db, _table_infos, needed);
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co_await task->done();
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co_return needed;
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}, false, std::plus<bool>());
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}
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tasks::is_internal shard_offstrategy_keyspace_compaction_task_impl::is_internal() const noexcept {
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return tasks::is_internal::yes;
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}
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future<> shard_offstrategy_keyspace_compaction_task_impl::run() {
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seastar::condition_variable cv;
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tasks::task_manager::task_ptr current_task;
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tasks::task_info parent_info{_status.id, _status.shard};
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std::vector<table_tasks_info> table_tasks;
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for (auto& ti : _table_infos) {
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table_tasks.emplace_back(co_await _module->make_and_start_task<table_offstrategy_keyspace_compaction_task_impl>(parent_info, _status.keyspace, ti.name, _status.id, _db, ti, cv, current_task, _needed), ti);
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}
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co_await run_table_tasks(_db, std::move(table_tasks), cv, current_task, false);
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}
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tasks::is_internal table_offstrategy_keyspace_compaction_task_impl::is_internal() const noexcept {
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return tasks::is_internal::yes;
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}
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future<> table_offstrategy_keyspace_compaction_task_impl::run() {
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co_await wait_for_your_turn(_cv, _current_task, _status.id);
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co_await run_on_table("perform_keyspace_offstrategy_compaction", _db, _status.keyspace, _ti, [this] (replica::table& t) -> future<> {
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_needed |= co_await t.perform_offstrategy_compaction();
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});
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}
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future<> upgrade_sstables_compaction_task_impl::run() {
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co_await _db.invoke_on_all([&] (replica::database& db) -> future<> {
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tasks::task_info parent_info{_status.id, _status.shard};
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auto& compaction_module = db.get_compaction_manager().get_task_manager_module();
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auto task = co_await compaction_module.make_and_start_task<shard_upgrade_sstables_compaction_task_impl>(parent_info, _status.keyspace, _status.id, db, _table_infos, _exclude_current_version);
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co_await task->done();
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});
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}
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tasks::is_internal shard_upgrade_sstables_compaction_task_impl::is_internal() const noexcept {
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return tasks::is_internal::yes;
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}
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future<> shard_upgrade_sstables_compaction_task_impl::run() {
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seastar::condition_variable cv;
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tasks::task_manager::task_ptr current_task;
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tasks::task_info parent_info{_status.id, _status.shard};
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std::vector<table_tasks_info> table_tasks;
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for (auto& ti : _table_infos) {
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table_tasks.emplace_back(co_await _module->make_and_start_task<table_upgrade_sstables_compaction_task_impl>(parent_info, _status.keyspace, ti.name, _status.id, _db, ti, cv, current_task, _exclude_current_version), ti);
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}
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co_await run_table_tasks(_db, std::move(table_tasks), cv, current_task, false);
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}
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tasks::is_internal table_upgrade_sstables_compaction_task_impl::is_internal() const noexcept {
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return tasks::is_internal::yes;
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}
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future<> table_upgrade_sstables_compaction_task_impl::run() {
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co_await wait_for_your_turn(_cv, _current_task, _status.id);
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auto owned_ranges_ptr = compaction::make_owned_ranges_ptr(_db.get_keyspace_local_ranges(_status.keyspace));
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co_await run_on_table("upgrade_sstables", _db, _status.keyspace, _ti, [&] (replica::table& t) -> future<> {
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return t.parallel_foreach_table_state([&] (compaction::table_state& ts) -> future<> {
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return t.get_compaction_manager().perform_sstable_upgrade(owned_ranges_ptr, ts, _exclude_current_version);
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});
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});
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}
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future<> scrub_sstables_compaction_task_impl::run() {
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_stats = co_await _db.map_reduce0([&] (replica::database& db) -> future<sstables::compaction_stats> {
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sstables::compaction_stats stats;
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tasks::task_info parent_info{_status.id, _status.shard};
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auto& compaction_module = db.get_compaction_manager().get_task_manager_module();
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auto task = co_await compaction_module.make_and_start_task<shard_scrub_sstables_compaction_task_impl>(parent_info, _status.keyspace, _status.id, db, _column_families, _opts, stats);
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co_await task->done();
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co_return stats;
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}, sstables::compaction_stats{}, std::plus<sstables::compaction_stats>());
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}
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tasks::is_internal shard_scrub_sstables_compaction_task_impl::is_internal() const noexcept {
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return tasks::is_internal::yes;
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}
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future<> shard_scrub_sstables_compaction_task_impl::run() {
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_stats = co_await map_reduce(_column_families, [&] (sstring cfname) -> future<sstables::compaction_stats> {
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sstables::compaction_stats stats{};
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tasks::task_info parent_info{_status.id, _status.shard};
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auto& compaction_module = _db.get_compaction_manager().get_task_manager_module();
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auto task = co_await compaction_module.make_and_start_task<table_scrub_sstables_compaction_task_impl>(parent_info, _status.keyspace, cfname, _status.id, _db, _opts, stats);
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co_await task->done();
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co_return stats;
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}, sstables::compaction_stats{}, std::plus<sstables::compaction_stats>());
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}
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tasks::is_internal table_scrub_sstables_compaction_task_impl::is_internal() const noexcept {
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return tasks::is_internal::yes;
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}
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future<> table_scrub_sstables_compaction_task_impl::run() {
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auto& cm = _db.get_compaction_manager();
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auto& cf = _db.find_column_family(_status.keyspace, _status.table);
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co_await cf.parallel_foreach_table_state([&] (compaction::table_state& ts) mutable -> future<> {
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auto r = co_await cm.perform_sstable_scrub(ts, _opts);
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_stats += r.value_or(sstables::compaction_stats{});
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});
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}
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future<> table_reshaping_compaction_task_impl::run() {
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auto start = std::chrono::steady_clock::now();
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auto total_size = co_await _dir.map_reduce0([&] (sstables::sstable_directory& d) -> future<uint64_t> {
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uint64_t total_shard_size;
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tasks::task_info parent_info{_status.id, _status.shard};
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auto& compaction_module = _db.local().get_compaction_manager().get_task_manager_module();
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auto task = co_await compaction_module.make_and_start_task<shard_reshaping_compaction_task_impl>(parent_info, _status.keyspace, _status.table, _status.id, d, _db, _mode, _creator, _filter, total_shard_size);
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co_await task->done();
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co_return total_shard_size;
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}, uint64_t(0), std::plus<uint64_t>());
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if (total_size > 0) {
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auto duration = std::chrono::duration_cast<std::chrono::duration<float>>(std::chrono::steady_clock::now() - start);
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dblog.info("Reshaped {} in {:.2f} seconds, {}", utils::pretty_printed_data_size(total_size), duration.count(), utils::pretty_printed_throughput(total_size, duration));
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}
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}
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tasks::is_internal shard_reshaping_compaction_task_impl::is_internal() const noexcept {
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return tasks::is_internal::yes;
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}
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future<> shard_reshaping_compaction_task_impl::run() {
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auto& table = _db.local().find_column_family(_status.keyspace, _status.table);
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uint64_t reshaped_size = 0;
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while (true) {
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auto reshape_candidates = boost::copy_range<std::vector<sstables::shared_sstable>>(_dir.get_unshared_local_sstables()
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| boost::adaptors::filtered([&filter = _filter] (const auto& sst) {
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return filter(sst);
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}));
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auto desc = table.get_compaction_strategy().get_reshaping_job(std::move(reshape_candidates), table.schema(), _mode);
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if (desc.sstables.empty()) {
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break;
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}
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if (!reshaped_size) {
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dblog.info("Table {}.{} with compaction strategy {} found SSTables that need reshape. Starting reshape process", table.schema()->ks_name(), table.schema()->cf_name(), table.get_compaction_strategy().name());
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}
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std::vector<sstables::shared_sstable> sstlist;
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for (auto& sst : desc.sstables) {
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reshaped_size += sst->data_size();
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sstlist.push_back(sst);
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}
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desc.creator = _creator;
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std::exception_ptr ex;
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try {
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co_await table.get_compaction_manager().run_custom_job(table.as_table_state(), sstables::compaction_type::Reshape, "Reshape compaction", [&dir = _dir, &table, sstlist = std::move(sstlist), desc = std::move(desc)] (sstables::compaction_data& info) mutable -> future<> {
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sstables::compaction_result result = co_await sstables::compact_sstables(std::move(desc), info, table.as_table_state());
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co_await dir.remove_unshared_sstables(std::move(sstlist));
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co_await dir.collect_output_unshared_sstables(std::move(result.new_sstables), sstables::sstable_directory::can_be_remote::no);
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});
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} catch (...) {
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ex = std::current_exception();
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}
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if (ex != nullptr) {
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try {
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std::rethrow_exception(std::move(ex));
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} catch (sstables::compaction_stopped_exception& e) {
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dblog.info("Table {}.{} with compaction strategy {} had reshape successfully aborted.", table.schema()->ks_name(), table.schema()->cf_name(), table.get_compaction_strategy().name());
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break;
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} catch (...) {
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dblog.info("Reshape failed for Table {}.{} with compaction strategy {} due to {}", table.schema()->ks_name(), table.schema()->cf_name(), table.get_compaction_strategy().name(), std::current_exception());
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break;
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}
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}
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co_await coroutine::maybe_yield();
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}
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_total_shard_size = reshaped_size;
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}
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}
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