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add system sync file cache
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cb803a887a
commit
379850b6c4
@ -171,6 +171,7 @@ enum class AccessType
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M(SYSTEM_WAIT_LOADING_PARTS, "WAIT LOADING PARTS", TABLE, SYSTEM) \
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M(SYSTEM_SYNC_DATABASE_REPLICA, "SYNC DATABASE REPLICA", DATABASE, SYSTEM) \
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M(SYSTEM_SYNC_TRANSACTION_LOG, "SYNC TRANSACTION LOG", GLOBAL, SYSTEM) \
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M(SYSTEM_SYNC_FILE_CACHE, "SYNC SYSCALL", GLOBAL, SYSTEM) \
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M(SYSTEM_FLUSH_DISTRIBUTED, "FLUSH DISTRIBUTED", TABLE, SYSTEM_FLUSH) \
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M(SYSTEM_FLUSH_LOGS, "FLUSH LOGS", GLOBAL, SYSTEM_FLUSH) \
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M(SYSTEM_FLUSH, "", GROUP, SYSTEM) \
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@ -56,6 +56,7 @@
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#include <Common/ThreadFuzzer.h>
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#include <csignal>
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#include <algorithm>
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#include <unistd.h>
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#include "config.h"
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@ -292,6 +293,13 @@ BlockIO InterpreterSystemQuery::execute()
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res->wait();
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break;
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}
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case Type::SYNC_FILE_CACHE:
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{
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// It's too heavy.
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LOG_DEBUG(log, "will call syscall sync() function, It's too heavy.");
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sync();
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break;
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}
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case Type::DROP_DNS_CACHE:
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{
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getContext()->checkAccess(AccessType::SYSTEM_DROP_DNS_CACHE);
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@ -1133,6 +1141,11 @@ AccessRightsElements InterpreterSystemQuery::getRequiredAccessForDDLOnCluster()
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required_access.emplace_back(AccessType::SYSTEM_UNFREEZE);
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break;
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}
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case Type::SYNC_FILE_CACHE:
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{
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required_access.emplace_back(AccessType::SYSTEM_SYNC_FILE_CACHE);
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break;
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}
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case Type::STOP_LISTEN_QUERIES:
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case Type::START_LISTEN_QUERIES:
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case Type::STOP_THREAD_FUZZER:
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@ -206,6 +206,10 @@ void ASTSystemQuery::formatImpl(const FormatSettings & settings, FormatState &,
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{
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settings.ostr << (settings.hilite ? hilite_identifier : "") << backQuoteIfNeed(backup_name);
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}
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else if (type == Type::SYNC_FILE_CACHE)
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{
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settings.ostr << (settings.hilite ? hilite_none : "");
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}
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}
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@ -42,6 +42,7 @@ public:
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SYNC_REPLICA,
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SYNC_DATABASE_REPLICA,
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SYNC_TRANSACTION_LOG,
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SYNC_FILE_CACHE,
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RELOAD_DICTIONARY,
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RELOAD_DICTIONARIES,
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RELOAD_MODEL,
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