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[MDS] commit merge dag ignore flushing_scn status

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This commit is contained in:
fengdeyiji
2023-10-07 08:44:02 +00:00
committed by ob-robot
parent e3e5039fd0
commit 241a7c654e
1 changed files with 15 additions and 4 deletions
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19
src/storage/multi_data_source/mds_table_impl.ipp
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@ -13,6 +13,8 @@
#ifndef STORAGE_MULTI_DATA_SOURCE_MDS_TABLE_IMPL_IPP
#define STORAGE_MULTI_DATA_SOURCE_MDS_TABLE_IMPL_IPP
#include "lib/ob_errno.h"
#include "lib/utility/ob_macro_utils.h"
#include "ob_clock_generator.h"
#include "share/ob_errno.h"
#include "storage/multi_data_source/mds_table_base.h"
@ -966,8 +968,6 @@ int MdsTableImpl<MdsTableType>::flush(share::SCN need_advanced_rec_scn_lower_lim
if (!need_advanced_rec_scn_lower_limit.is_valid()) {
ret = OB_INVALID_ARGUMENT;
MDS_LOG_FLUSH(WARN, "invalid recycle scn");
} else if (flushing_scn_.is_valid()) {
MDS_LOG_FLUSH(TRACE, "no need do flush cause another flush dag is running");
} else if (get_rec_scn().is_max()) {
MDS_LOG_FLUSH(TRACE, "no need do flush cause rec_scn is MAX already");
} else if (need_advanced_rec_scn_lower_limit < get_rec_scn()) {// no need dump this mds table to advance rec_scn
@ -985,11 +985,22 @@ int MdsTableImpl<MdsTableType>::flush(share::SCN need_advanced_rec_scn_lower_lim
} else {
#ifndef UNITTEST_DEBUG
if (MDS_FAIL(merge(construct_sequence_, do_flush_scn))) {
MDS_LOG_FLUSH(WARN, "failed to commit merge mds table dag");
if (OB_EAGAIN == ret || OB_SIZE_OVERFLOW == ret) {
if (REACH_TIME_INTERVAL(100_ms)) {
MDS_LOG_FLUSH(WARN, "failed to commit merge mds table dag cause already exist or queue already full");
ret = OB_SUCCESS;
}
} else {
MDS_LOG_FLUSH(WARN, "failed to commit merge mds table dag");
}
} else {
if (flushing_scn_.is_valid()) {
MDS_LOG_FLUSH(WARN, "flushing_scn is valid scn, that means last committed dag not scheduled, and dropped for some unknown reason");
}
flushing_scn_ = do_flush_scn;
report_flush_event_("DO_FLUSH", flushing_scn_);
debug_info_.last_flush_ts_ = ObClockGenerator::getClock();
// if commit dag success, there is no guarantee that dag will be executed finally
debug_info_.last_flush_ts_ = ObClockGenerator::getClock();// record commit dag ts to debug
}
#else
flushing_scn_ = do_flush_scn;