hcq/oceanbase
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

submit clear log with the larger scn than any commit log scn from pariticipants

Browse Source
This commit is contained in:
obdev
2023-02-09 14:39:44 +00:00
committed by ob-robot
parent 0ab76c186b
commit fc69016702
10 changed files with 142 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

48
unittest/storage/tx/mock_utils/basic_fake_define.h
View File

@ -389,6 +389,7 @@ public:
const static int64_t TASK_QUEUE_CNT = 128;
ObSpScLinkQueue apply_task_queue_arr[TASK_QUEUE_CNT];
ObSpScLinkQueue replay_task_queue_arr[TASK_QUEUE_CNT];
share::SCN max_submit_scn_ = share::SCN::invalid_scn();
void run1() {
while(true) {
@ -466,6 +467,7 @@ public:
ApplyCbTask *apply_task = new ApplyCbTask();
apply_task->replay_hint_ = replay_hint;
apply_task->cb_ = cb;
max_submit_scn_ = share::SCN::max(max_submit_scn_, scn);
apply_task_queue_arr[queue_idx].push(apply_task);
ATOMIC_INC(&inflight_cnt_);
@ -499,9 +501,49 @@ public:
return OB_SUCCESS;
}
int get_max_decided_scn(share::SCN &scn)
{
UNUSED(scn);
int get_max_decided_scn(share::SCN &scn) {
int ret = OB_SUCCESS;
share::SCN min_unreplayed_scn;
share::SCN min_unapplyed_scn;
min_unreplayed_scn.invalid_scn();
min_unapplyed_scn.invalid_scn();
for (int64_t i = 0; i < TASK_QUEUE_CNT; ++i) {
if (!replay_task_queue_arr[i].empty()) {
share::SCN tmp_scn;
tmp_scn.convert_for_gts(
static_cast<ReplayCbTask *>(replay_task_queue_arr[i].top())->log_ts_);
if (min_unreplayed_scn.is_valid() && tmp_scn.is_valid()) {
min_unreplayed_scn = share::SCN::min(tmp_scn, min_unreplayed_scn);
} else if (tmp_scn.is_valid()) {
min_unreplayed_scn = tmp_scn;
}
}
}
for (int64_t i = 0; i < TASK_QUEUE_CNT; ++i) {
if (!apply_task_queue_arr[i].empty()) {
share::SCN tmp_scn;
tmp_scn = (static_cast<ObTxBaseLogCb *>(
(static_cast<ApplyCbTask *>(apply_task_queue_arr[i].top()))
->cb_))
->get_log_ts();
if (min_unapplyed_scn.is_valid() && tmp_scn.is_valid()) {
min_unapplyed_scn = share::SCN::min(tmp_scn, min_unapplyed_scn);
} else if (tmp_scn.is_valid()) {
min_unapplyed_scn = tmp_scn;
}
}
}
if (min_unapplyed_scn.is_valid() && min_unapplyed_scn.is_valid()) {
scn = share::SCN::max(min_unapplyed_scn, min_unapplyed_scn);
} else {
scn = max_submit_scn_;
}
if (scn.is_valid()) {
share::SCN::minus(scn, 1);
}
return OB_SUCCESS;
}