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Merge pull request #26767 from taosdata/fix/TD-30990 

terrno/tsdb-cache: use new terrno macros
This commit is contained in:
Hongze Cheng 2024-07-25 13:38:21 +08:00 committed by GitHub
parent 4b593aae64 5caa366464
commit d27227c235
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
7 changed files with 577 additions and 922 deletions
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1286
source/dnode/vnode/src/tsdb/tsdbCache.c
View File

File diff suppressed because it is too large Load Diff

61
source/libs/sync/src/syncRaftLog.c
View File

@ -51,7 +51,12 @@ SSyncLogStore* logStoreCreate(SSyncNode* pSyncNode) {
taosLRUCacheSetStrictCapacity(pLogStore->pCache, false);
pLogStore->data = taosMemoryMalloc(sizeof(SSyncLogStoreData));
ASSERT(pLogStore->data != NULL);
if (!pLogStore->data) {
taosMemoryFree(pLogStore);
taosLRUCacheCleanup(pLogStore->pCache);
terrno = TSDB_CODE_OUT_OF_MEMORY;
return NULL;
}
SSyncLogStoreData* pData = pLogStore->data;
pData->pSyncNode = pSyncNode;
@ -60,7 +65,13 @@ SSyncLogStore* logStoreCreate(SSyncNode* pSyncNode) {
taosThreadMutexInit(&(pData->mutex), NULL);
pData->pWalHandle = walOpenReader(pData->pWal, NULL, 0);
ASSERT(pData->pWalHandle != NULL);
if (!pData->pWalHandle) {
taosMemoryFree(pLogStore);
taosLRUCacheCleanup(pLogStore->pCache);
taosThreadMutexDestroy(&(pData->mutex));
terrno = TSDB_CODE_OUT_OF_MEMORY;
return NULL;
}
pLogStore->syncLogUpdateCommitIndex = raftLogUpdateCommitIndex;
pLogStore->syncLogCommitIndex = raftlogCommitIndex;
@ -110,7 +121,7 @@ static int32_t raftLogRestoreFromSnapshot(struct SSyncLogStore* pLogStore, SyncI
SWal* pWal = pData->pWal;
int32_t code = walRestoreFromSnapshot(pWal, snapshotIndex);
if (code != 0) {
int32_t err = terrno;
int32_t err = code;
const char* errStr = tstrerror(err);
int32_t sysErr = errno;
const char* sysErrStr = strerror(errno);
@ -118,10 +129,10 @@ static int32_t raftLogRestoreFromSnapshot(struct SSyncLogStore* pLogStore, SyncI
sNError(pData->pSyncNode,
"wal restore from snapshot error, index:%" PRId64 ", err:0x%x, msg:%s, syserr:%d, sysmsg:%s", snapshotIndex,
err, errStr, sysErr, sysErrStr);
return -1;
TAOS_RETURN(err);
}
return 0;
TAOS_RETURN(TSDB_CODE_SUCCESS);
}
SyncIndex raftLogBeginIndex(struct SSyncLogStore* pLogStore) {
@ -224,7 +235,8 @@ static int32_t raftLogAppendEntry(struct SSyncLogStore* pLogStore, SSyncRaftEntr
sNError(pData->pSyncNode, "wal write error, index:%" PRId64 ", err:0x%x, msg:%s, syserr:%d, sysmsg:%s",
pEntry->index, err, errStr, sysErr, sysErrStr);
return -1;
TAOS_RETURN(err);
}
code = walFsync(pWal, forceSync);
@ -235,7 +247,7 @@ static int32_t raftLogAppendEntry(struct SSyncLogStore* pLogStore, SSyncRaftEntr
sNTrace(pData->pSyncNode, "write index:%" PRId64 ", type:%s, origin type:%s, elapsed:%" PRId64, pEntry->index,
TMSG_INFO(pEntry->msgType), TMSG_INFO(pEntry->originalRpcType), tsElapsed);
return 0;
TAOS_RETURN(TSDB_CODE_SUCCESS);
}
// entry found, return 0
@ -253,10 +265,10 @@ int32_t raftLogGetEntry(struct SSyncLogStore* pLogStore, SyncIndex index, SSyncR
SWalReader* pWalHandle = pData->pWalHandle;
if (pWalHandle == NULL) {
terrno = TSDB_CODE_SYN_INTERNAL_ERROR;
sError("vgId:%d, wal handle is NULL", pData->pSyncNode->vgId);
taosThreadMutexUnlock(&(pData->mutex));
return -1;
TAOS_RETURN(TSDB_CODE_SYN_INTERNAL_ERROR);
}
int64_t ts2 = taosGetTimestampNs();
@ -266,7 +278,7 @@ int32_t raftLogGetEntry(struct SSyncLogStore* pLogStore, SyncIndex index, SSyncR
// code = walReadVerCached(pWalHandle, index);
if (code != 0) {
int32_t err = terrno;
int32_t err = code;
const char* errStr = tstrerror(err);
int32_t sysErr = errno;
const char* sysErrStr = strerror(errno);
@ -286,7 +298,8 @@ int32_t raftLogGetEntry(struct SSyncLogStore* pLogStore, SyncIndex index, SSyncR
*/
taosThreadMutexUnlock(&(pData->mutex));
return code;
TAOS_RETURN(code);
}
*ppEntry = syncEntryBuild(pWalHandle->pHead->head.bodyLen);
@ -319,7 +332,7 @@ int32_t raftLogGetEntry(struct SSyncLogStore* pLogStore, SyncIndex index, SSyncR
", elapsed-build:%" PRId64,
index, tsElapsed, tsElapsedLock, tsElapsedRead, tsElapsedBuild);
return code;
TAOS_RETURN(code);
}
// truncate semantic
@ -329,7 +342,7 @@ static int32_t raftLogTruncate(struct SSyncLogStore* pLogStore, SyncIndex fromIn
int32_t code = walRollback(pWal, fromIndex);
if (code != 0) {
int32_t err = terrno;
int32_t err = code;
const char* errStr = tstrerror(err);
int32_t sysErr = errno;
const char* sysErrStr = strerror(errno);
@ -339,7 +352,8 @@ static int32_t raftLogTruncate(struct SSyncLogStore* pLogStore, SyncIndex fromIn
// event log
sNTrace(pData->pSyncNode, "log truncate, from-index:%" PRId64, fromIndex);
return code;
TAOS_RETURN(code);
}
// entry found, return 0
@ -352,16 +366,16 @@ static int32_t raftLogGetLastEntry(SSyncLogStore* pLogStore, SSyncRaftEntry** pp
*ppLastEntry = NULL;
if (walIsEmpty(pWal)) {
terrno = TSDB_CODE_WAL_LOG_NOT_EXIST;
return -1;
TAOS_RETURN(TSDB_CODE_WAL_LOG_NOT_EXIST);
} else {
SyncIndex lastIndex = raftLogLastIndex(pLogStore);
ASSERT(lastIndex >= SYNC_INDEX_BEGIN);
int32_t code = raftLogGetEntry(pLogStore, lastIndex, ppLastEntry);
return code;
TAOS_RETURN(code);
}
return -1;
TAOS_RETURN(TSDB_CODE_FAILED);
}
int32_t raftLogUpdateCommitIndex(SSyncLogStore* pLogStore, SyncIndex index) {
@ -375,20 +389,22 @@ int32_t raftLogUpdateCommitIndex(SSyncLogStore* pLogStore, SyncIndex index) {
if (index < snapshotVer || index > wallastVer) {
// ignore
return 0;
TAOS_RETURN(TSDB_CODE_SUCCESS);
}
int32_t code = walCommit(pWal, index);
if (code != 0) {
int32_t err = terrno;
int32_t err = code;
const char* errStr = tstrerror(err);
int32_t sysErr = errno;
const char* sysErrStr = strerror(errno);
sError("vgId:%d, wal update commit index error, index:%" PRId64 ", err:0x%x, msg:%s, syserr:%d, sysmsg:%s",
pData->pSyncNode->vgId, index, err, errStr, sysErr, sysErrStr);
return -1;
TAOS_RETURN(code);
}
return 0;
TAOS_RETURN(TSDB_CODE_SUCCESS);
}
SyncIndex raftlogCommitIndex(SSyncLogStore* pLogStore) {
@ -405,5 +421,6 @@ SyncIndex logStoreFirstIndex(SSyncLogStore* pLogStore) {
SyncIndex logStoreWalCommitVer(SSyncLogStore* pLogStore) {
SSyncLogStoreData* pData = pLogStore->data;
SWal* pWal = pData->pWal;
return walGetCommittedVer(pWal);
}

64
source/libs/sync/src/syncRaftStore.c
View File

@ -25,17 +25,17 @@ static int32_t raftStoreDecode(const SJson *pJson, SRaftStore *pStore) {
int32_t code = 0;
tjsonGetNumberValue(pJson, "current_term", pStore->currentTerm, code);
if (code < 0) return -1;
if (code < 0) TAOS_RETURN(TSDB_CODE_FAILED);
tjsonGetNumberValue(pJson, "vote_for_addr", pStore->voteFor.addr, code);
if (code < 0) return -1;
if (code < 0) TAOS_RETURN(TSDB_CODE_FAILED);
tjsonGetInt32ValueFromDouble(pJson, "vote_for_vgid", pStore->voteFor.vgId, code);
if (code < 0) return -1;
if (code < 0) TAOS_RETURN(TSDB_CODE_FAILED);
return 0;
TAOS_RETURN(TSDB_CODE_SUCCESS);
}
int32_t raftStoreReadFile(SSyncNode *pNode) {
int32_t code = -1;
int32_t code = -1, lino = 0;
TdFilePtr pFile = NULL;
char *pData = NULL;
SJson *pJson = NULL;
@ -52,41 +52,38 @@ int32_t raftStoreReadFile(SSyncNode *pNode) {
pFile = taosOpenFile(file, TD_FILE_READ);
if (pFile == NULL) {
terrno = TAOS_SYSTEM_ERROR(errno);
sError("vgId:%d, failed to open raft store file:%s since %s", pNode->vgId, file, terrstr());
goto _OVER;
TAOS_CHECK_GOTO(TAOS_SYSTEM_ERROR(errno), &lino, _OVER);
}
int64_t size = 0;
if (taosFStatFile(pFile, &size, NULL) < 0) {
terrno = TAOS_SYSTEM_ERROR(errno);
sError("vgId:%d, failed to fstat raft store file:%s since %s", pNode->vgId, file, terrstr());
goto _OVER;
TAOS_CHECK_GOTO(TAOS_SYSTEM_ERROR(errno), &lino, _OVER);
}
pData = taosMemoryMalloc(size + 1);
if (pData == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
goto _OVER;
TAOS_CHECK_GOTO(TSDB_CODE_OUT_OF_MEMORY, &lino, _OVER);
}
if (taosReadFile(pFile, pData, size) != size) {
terrno = TAOS_SYSTEM_ERROR(errno);
sError("vgId:%d, failed to read raft store file:%s since %s", pNode->vgId, file, terrstr());
goto _OVER;
TAOS_CHECK_GOTO(TAOS_SYSTEM_ERROR(errno), &lino, _OVER);
}
pData[size] = '\0';
pJson = tjsonParse(pData);
if (pJson == NULL) {
terrno = TSDB_CODE_INVALID_JSON_FORMAT;
goto _OVER;
TAOS_CHECK_GOTO(TSDB_CODE_INVALID_JSON_FORMAT, &lino, _OVER);
}
if (raftStoreDecode(pJson, pStore) < 0) {
terrno = TSDB_CODE_INVALID_JSON_FORMAT;
goto _OVER;
TAOS_CHECK_GOTO(TSDB_CODE_INVALID_JSON_FORMAT, &lino, _OVER);
}
code = 0;
@ -100,18 +97,20 @@ _OVER:
if (code != 0) {
sError("vgId:%d, failed to read raft store file:%s since %s", pNode->vgId, file, terrstr());
}
return code;
TAOS_RETURN(code);
}
static int32_t raftStoreEncode(SJson *pJson, SRaftStore *pStore) {
if (tjsonAddIntegerToObject(pJson, "current_term", pStore->currentTerm) < 0) return -1;
if (tjsonAddIntegerToObject(pJson, "vote_for_addr", pStore->voteFor.addr) < 0) return -1;
if (tjsonAddDoubleToObject(pJson, "vote_for_vgid", pStore->voteFor.vgId) < 0) return -1;
return 0;
if (tjsonAddIntegerToObject(pJson, "current_term", pStore->currentTerm) < 0) TAOS_RETURN(TSDB_CODE_FAILED);
if (tjsonAddIntegerToObject(pJson, "vote_for_addr", pStore->voteFor.addr) < 0) TAOS_RETURN(TSDB_CODE_FAILED);
if (tjsonAddDoubleToObject(pJson, "vote_for_vgid", pStore->voteFor.vgId) < 0) TAOS_RETURN(TSDB_CODE_FAILED);
TAOS_RETURN(TSDB_CODE_SUCCESS);
}
int32_t raftStoreWriteFile(SSyncNode *pNode) {
int32_t code = -1;
int32_t code = -1, lino = 0;
char *buffer = NULL;
SJson *pJson = NULL;
TdFilePtr pFile = NULL;
@ -120,23 +119,23 @@ int32_t raftStoreWriteFile(SSyncNode *pNode) {
char file[PATH_MAX] = {0};
snprintf(file, sizeof(file), "%s.bak", realfile);
terrno = TSDB_CODE_OUT_OF_MEMORY;
pJson = tjsonCreateObject();
if (pJson == NULL) goto _OVER;
if (raftStoreEncode(pJson, pStore) != 0) goto _OVER;
if (pJson == NULL) TAOS_CHECK_GOTO(TSDB_CODE_OUT_OF_MEMORY, &lino, _OVER);
if (raftStoreEncode(pJson, pStore) != 0) TAOS_CHECK_GOTO(TSDB_CODE_OUT_OF_MEMORY, &lino, _OVER);
buffer = tjsonToString(pJson);
if (buffer == NULL) goto _OVER;
terrno = 0;
if (buffer == NULL) TAOS_CHECK_GOTO(TSDB_CODE_OUT_OF_MEMORY, &lino, _OVER);
pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC | TD_FILE_WRITE_THROUGH);
if (pFile == NULL) goto _OVER;
if (pFile == NULL) TAOS_CHECK_GOTO(TAOS_SYSTEM_ERROR(errno), &lino, _OVER);
int32_t len = strlen(buffer);
if (taosWriteFile(pFile, buffer, len) <= 0) goto _OVER;
if (taosFsyncFile(pFile) < 0) goto _OVER;
if (taosWriteFile(pFile, buffer, len) <= 0) TAOS_CHECK_GOTO(TAOS_SYSTEM_ERROR(errno), &lino, _OVER);
if (taosFsyncFile(pFile) < 0) TAOS_CHECK_GOTO(TAOS_SYSTEM_ERROR(errno), &lino, _OVER);
taosCloseFile(&pFile);
if (taosRenameFile(file, realfile) != 0) goto _OVER;
if (taosRenameFile(file, realfile) != 0) TAOS_CHECK_GOTO(TAOS_SYSTEM_ERROR(errno), &lino, _OVER);
code = 0;
sInfo("vgId:%d, succeed to write raft store file:%s, term:%" PRId64, pNode->vgId, realfile, pStore->currentTerm);
@ -147,7 +146,6 @@ _OVER:
if (pFile != NULL) taosCloseFile(&pFile);
if (code != 0) {
if (terrno == 0) terrno = TAOS_SYSTEM_ERROR(errno);
sError("vgId:%d, failed to write raft store file:%s since %s", pNode->vgId, realfile, terrstr());
}
return code;

16
source/libs/sync/src/syncReplication.c
View File

@ -52,7 +52,8 @@ int32_t syncNodeReplicateReset(SSyncNode* pNode, SRaftId* pDestId) {
SSyncLogReplMgr* pMgr = syncNodeGetLogReplMgr(pNode, pDestId);
syncLogReplReset(pMgr);
taosThreadMutexUnlock(&pBuf->mutex);
return 0;
TAOS_RETURN(TSDB_CODE_SUCCESS);
}
int32_t syncNodeReplicate(SSyncNode* pNode) {
@ -60,13 +61,14 @@ int32_t syncNodeReplicate(SSyncNode* pNode) {
taosThreadMutexLock(&pBuf->mutex);
int32_t ret = syncNodeReplicateWithoutLock(pNode);
taosThreadMutexUnlock(&pBuf->mutex);
return ret;
TAOS_RETURN(ret);
}
int32_t syncNodeReplicateWithoutLock(SSyncNode* pNode) {
if ((pNode->state != TAOS_SYNC_STATE_LEADER && pNode->state != TAOS_SYNC_STATE_ASSIGNED_LEADER) ||
pNode->raftCfg.cfg.totalReplicaNum == 1) {
return -1;
TAOS_RETURN(TSDB_CODE_FAILED);
}
for (int32_t i = 0; i < pNode->totalReplicaNum; i++) {
if (syncUtilSameId(&pNode->replicasId[i], &pNode->myRaftId)) {
@ -75,14 +77,16 @@ int32_t syncNodeReplicateWithoutLock(SSyncNode* pNode) {
SSyncLogReplMgr* pMgr = pNode->logReplMgrs[i];
(void)syncLogReplStart(pMgr, pNode);
}
return 0;
TAOS_RETURN(TSDB_CODE_SUCCESS);
}
int32_t syncNodeSendAppendEntries(SSyncNode* pSyncNode, const SRaftId* destRaftId, SRpcMsg* pRpcMsg) {
SyncAppendEntries* pMsg = pRpcMsg->pCont;
pMsg->destId = *destRaftId;
syncNodeSendMsgById(destRaftId, pSyncNode, pRpcMsg);
return 0;
TAOS_RETURN(TSDB_CODE_SUCCESS);
}
int32_t syncNodeSendHeartbeat(SSyncNode* pSyncNode, const SRaftId* destId, SRpcMsg* pMsg) {
@ -112,5 +116,5 @@ int32_t syncNodeHeartbeatPeers(SSyncNode* pSyncNode) {
syncNodeSendHeartbeat(pSyncNode, &pSyncMsg->destId, &rpcMsg);
}
return 0;
TAOS_RETURN(TSDB_CODE_SUCCESS);
}

11
source/libs/sync/src/syncRequestVote.c
View File

@ -20,7 +20,6 @@
#include "syncRaftStore.h"
#include "syncUtil.h"
#include "syncVoteMgr.h"
#include "syncUtil.h"
// TLA+ Spec
// HandleRequestVoteRequest(i, j, m) ==
@ -95,7 +94,8 @@ int32_t syncNodeOnRequestVote(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
// if already drop replica, do not process
if (!syncNodeInRaftGroup(ths, &pMsg->srcId)) {
syncLogRecvRequestVote(ths, pMsg, -1, "not in my config");
return -1;
TAOS_RETURN(TSDB_CODE_FAILED);
}
bool logOK = syncNodeOnRequestVoteLogOK(ths, pMsg);
@ -122,8 +122,8 @@ int32_t syncNodeOnRequestVote(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
// send msg
SRpcMsg rpcMsg = {0};
ret = syncBuildRequestVoteReply(&rpcMsg, ths->vgId);
ASSERT(ret == 0);
TAOS_CHECK_RETURN(syncBuildRequestVoteReply(&rpcMsg, ths->vgId));
SyncRequestVoteReply* pReply = rpcMsg.pCont;
pReply->srcId = ths->myRaftId;
@ -138,5 +138,6 @@ int32_t syncNodeOnRequestVote(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
syncNodeSendMsgById(&pReply->destId, ths, &rpcMsg);
if (resetElect) syncNodeResetElectTimer(ths);
return 0;
TAOS_RETURN(TSDB_CODE_SUCCESS);
}

14
source/libs/sync/src/syncRequestVoteReply.c
View File

@ -45,19 +45,22 @@ int32_t syncNodeOnRequestVoteReply(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
// if already drop replica, do not process
if (!syncNodeInRaftGroup(ths, &(pMsg->srcId))) {
syncLogRecvRequestVoteReply(ths, pMsg, "not in my config");
return -1;
TAOS_RETURN(TSDB_CODE_FAILED);
}
SyncTerm currentTerm = raftStoreGetTerm(ths);
// drop stale response
if (pMsg->term < currentTerm) {
syncLogRecvRequestVoteReply(ths, pMsg, "drop stale response");
return -1;
TAOS_RETURN(TSDB_CODE_FAILED);
}
if (pMsg->term > currentTerm) {
syncLogRecvRequestVoteReply(ths, pMsg, "error term");
syncNodeStepDown(ths, pMsg->term);
return -1;
TAOS_RETURN(TSDB_CODE_FAILED);
}
syncLogRecvRequestVoteReply(ths, pMsg, "");
@ -69,7 +72,8 @@ int32_t syncNodeOnRequestVoteReply(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
if (ths->pVotesRespond->term != pMsg->term) {
sNError(ths, "vote respond error vote-respond-mgr term:%" PRIu64 ", msg term:%" PRIu64 "",
ths->pVotesRespond->term, pMsg->term);
return -1;
TAOS_RETURN(TSDB_CODE_FAILED);
}
votesRespondAdd(ths->pVotesRespond, pMsg);
@ -93,5 +97,5 @@ int32_t syncNodeOnRequestVoteReply(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
}
}
return 0;
TAOS_RETURN(TSDB_CODE_SUCCESS);
}

19
source/util/src/tlrucache.c
View File

@ -20,6 +20,7 @@
#include "tarray.h"
#include "tdef.h"
#include "tlog.h"
#include "tutil.h"
typedef struct SLRUEntry SLRUEntry;
typedef struct SLRUEntryTable SLRUEntryTable;
@ -114,13 +115,13 @@ static int taosLRUEntryTableInit(SLRUEntryTable *table, int maxUpperHashBits) {
table->lengthBits = 4;
table->list = taosMemoryCalloc(1 << table->lengthBits, sizeof(SLRUEntry *));
if (!table->list) {
return -1;
TAOS_RETURN(TSDB_CODE_OUT_OF_MEMORY);
}
table->elems = 0;
table->maxLengthBits = maxUpperHashBits;
return 0;
TAOS_RETURN(TSDB_CODE_SUCCESS);
}
static void taosLRUEntryTableApply(SLRUEntryTable *table, _taos_lru_table_func_t func, uint32_t begin, uint32_t end) {
@ -349,9 +350,7 @@ static void taosLRUCacheShardSetCapacity(SLRUCacheShard *shard, size_t capacity)
static int taosLRUCacheShardInit(SLRUCacheShard *shard, size_t capacity, bool strict, double highPriPoolRatio,
int maxUpperHashBits) {
if (taosLRUEntryTableInit(&shard->table, maxUpperHashBits) < 0) {
return -1;
}
TAOS_CHECK_RETURN(taosLRUEntryTableInit(&shard->table, maxUpperHashBits));
taosThreadMutexInit(&shard->mutex, NULL);
@ -372,7 +371,7 @@ static int taosLRUCacheShardInit(SLRUCacheShard *shard, size_t capacity, bool st
taosLRUCacheShardSetCapacity(shard, capacity);
return 0;
TAOS_RETURN(TSDB_CODE_SUCCESS);
}
static void taosLRUCacheShardCleanup(SLRUCacheShard *shard) {
@ -671,16 +670,13 @@ static int getDefaultCacheShardBits(size_t capacity) {
SLRUCache *taosLRUCacheInit(size_t capacity, int numShardBits, double highPriPoolRatio) {
if (numShardBits >= 20) {
terrno = TSDB_CODE_INVALID_PARA;
return NULL;
}
if (highPriPoolRatio < 0.0 || highPriPoolRatio > 1.0) {
terrno = TSDB_CODE_INVALID_PARA;
return NULL;
}
SLRUCache *cache = taosMemoryCalloc(1, sizeof(SLRUCache));
if (!cache) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return NULL;
}
@ -692,14 +688,15 @@ SLRUCache *taosLRUCacheInit(size_t capacity, int numShardBits, double highPriPoo
cache->shards = taosMemoryCalloc(numShards, sizeof(SLRUCacheShard));
if (!cache->shards) {
taosMemoryFree(cache);
terrno = TSDB_CODE_OUT_OF_MEMORY;
return NULL;
}
bool strictCapacity = 1;
size_t perShard = (capacity + (numShards - 1)) / numShards;
for (int i = 0; i < numShards; ++i) {
taosLRUCacheShardInit(&cache->shards[i], perShard, strictCapacity, highPriPoolRatio, 32 - numShardBits);
if (TSDB_CODE_SUCCESS !=
taosLRUCacheShardInit(&cache->shards[i], perShard, strictCapacity, highPriPoolRatio, 32 - numShardBits))
return NULL;
}
cache->numShards = numShards;