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[TD-2378]<enhance>: reduce table meta memory consumption.

This commit is contained in:
Haojun Liao 2020-12-29 22:37:47 +08:00
parent b64c30cfdb
commit 47fa1deaab
4 changed files with 49 additions and 34 deletions
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3
src/client/inc/tsclient.h
View File

@ -494,7 +494,8 @@ static FORCE_INLINE void tscGetResultColumnChr(SSqlRes* pRes, SFieldInfo* pField
}
}
extern SHashObj *tscHashMap;
extern int32_t sentinel;
extern SHashObj *tscVgroupMap;
extern SHashObj *tscTableMetaInfo;
extern int tscObjRef;

16
src/client/src/tscServer.c
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@ -121,7 +121,7 @@ static void tscUpdateVgroupInfo(SSqlObj *pObj, SRpcEpSet *pEpSet) {
int32_t vgId = pTableMetaInfo->pTableMeta->vgId;
SNewVgroupInfo vgroupInfo = {.vgId = -1};
taosHashGetClone(tscHashMap, &vgId, sizeof(vgId), NULL, &vgroupInfo, sizeof(SNewVgroupInfo));
taosHashGetClone(tscVgroupMap, &vgId, sizeof(vgId), NULL, &vgroupInfo, sizeof(SNewVgroupInfo));
assert(vgroupInfo.numOfEps > 0 && vgroupInfo.vgId > 0);
tscDebug("before: Endpoint in use:%d, numOfEps:%d", vgroupInfo.inUse, vgroupInfo.numOfEps);
@ -133,7 +133,7 @@ static void tscUpdateVgroupInfo(SSqlObj *pObj, SRpcEpSet *pEpSet) {
}
tscDebug("after: EndPoint in use:%d, numOfEps:%d", vgroupInfo.inUse, vgroupInfo.numOfEps);
taosHashPut(tscHashMap, &vgId, sizeof(vgId), &vgroupInfo, sizeof(SNewVgroupInfo));
taosHashPut(tscVgroupMap, &vgId, sizeof(vgId), &vgroupInfo, sizeof(SNewVgroupInfo));
}
void tscProcessHeartBeatRsp(void *param, TAOS_RES *tres, int code) {
@ -553,7 +553,7 @@ int tscBuildSubmitMsg(SSqlObj *pSql, SSqlInfo *pInfo) {
pSql->cmd.msgType = TSDB_MSG_TYPE_SUBMIT;
SNewVgroupInfo vgroupInfo = {0};
taosHashGetClone(tscHashMap, &pTableMeta->vgId, sizeof(pTableMeta->vgId), NULL, &vgroupInfo, sizeof(SNewVgroupInfo));
taosHashGetClone(tscVgroupMap, &pTableMeta->vgId, sizeof(pTableMeta->vgId), NULL, &vgroupInfo, sizeof(SNewVgroupInfo));
tscDumpEpSetFromVgroupInfo(&pSql->epSet, &vgroupInfo);
tscDebug("%p build submit msg, vgId:%d numOfTables:%d numberOfEP:%d", pSql, pTableMeta->vgId, pSql->cmd.numOfTablesInSubmit,
@ -618,7 +618,7 @@ static char *doSerializeTableInfo(SQueryTableMsg* pQueryMsg, SSqlObj *pSql, char
vgId = pTableMeta->vgId;
SNewVgroupInfo vgroupInfo = {0};
taosHashGetClone(tscHashMap, &pTableMeta->vgId, sizeof(pTableMeta->vgId), NULL, &vgroupInfo, sizeof(SNewVgroupInfo));
taosHashGetClone(tscVgroupMap, &pTableMeta->vgId, sizeof(pTableMeta->vgId), NULL, &vgroupInfo, sizeof(SNewVgroupInfo));
tscDumpEpSetFromVgroupInfo(&pSql->epSet, &vgroupInfo);
}
@ -1459,7 +1459,7 @@ int tscBuildUpdateTagMsg(SSqlObj* pSql, SSqlInfo *pInfo) {
STableMeta *pTableMeta = tscGetMetaInfo(pQueryInfo, 0)->pTableMeta;
SNewVgroupInfo vgroupInfo = {.vgId = -1};
taosHashGetClone(tscHashMap, &pTableMeta->vgId, sizeof(pTableMeta->vgId), NULL, &vgroupInfo, sizeof(SNewVgroupInfo));
taosHashGetClone(tscVgroupMap, &pTableMeta->vgId, sizeof(pTableMeta->vgId), NULL, &vgroupInfo, sizeof(SNewVgroupInfo));
assert(vgroupInfo.vgId > 0);
tscDumpEpSetFromVgroupInfo(&pSql->epSet, &vgroupInfo);
@ -1849,13 +1849,13 @@ int tscProcessTableMetaRsp(SSqlObj *pSql) {
// update the vgroupInfo if needed
int32_t vgId = pTableMeta->vgId;
SNewVgroupInfo vgroupInfo = {.inUse = -1};
taosHashGetClone(tscHashMap, &vgId, sizeof(vgId), NULL, &vgroupInfo, sizeof(SNewVgroupInfo));
taosHashGetClone(tscVgroupMap, &vgId, sizeof(vgId), NULL, &vgroupInfo, sizeof(SNewVgroupInfo));
if (((vgroupInfo.inUse >= 0) && !vgroupInfoIdentical(&vgroupInfo, &pMetaMsg->vgroup)) ||
(vgroupInfo.inUse < 0)) { // vgroup info exists, compare with it
vgroupInfo = createNewVgroupInfo(&pMetaMsg->vgroup);
taosHashPut(tscHashMap, &vgId, sizeof(vgId), &vgroupInfo, sizeof(vgroupInfo));
tscDebug("add new VgroupInfo, vgId:%d, total:%d", vgId, (int32_t) taosHashGetSize(tscHashMap));
taosHashPut(tscVgroupMap, &vgId, sizeof(vgId), &vgroupInfo, sizeof(vgroupInfo));
tscDebug("add new VgroupInfo, vgId:%d, total:%d", vgId, (int32_t) taosHashGetSize(tscVgroupMap));
}
tscDebug("%p recv table meta, uid:%"PRId64 ", tid:%d, name:%s", pSql, pTableMeta->id.uid, pTableMeta->id.tid, pTableMetaInfo->name);

63
src/client/src/tscSystem.c
View File

@ -31,15 +31,20 @@
#include "tlocale.h"
// global, not configurable
SHashObj *tscHashMap; // hash map to keep the global vgroup info
SHashObj *tscTableMetaInfo; // table meta info
int tscObjRef = -1;
void *tscTmr;
void *tscQhandle;
void *tscCheckDiskUsageTmr;
int tscRefId = -1;
int tscNumOfObj = 0; // number of sqlObj in current process.
#define TSC_VAR_NOT_RELEASE 1
#define TSC_VAR_RELEASED 0
int32_t sentinel = TSC_VAR_NOT_RELEASE;
SHashObj *tscVgroupMap; // hash map to keep the global vgroup info
SHashObj *tscTableMetaInfo; // table meta info
int32_t tscObjRef = -1;
void *tscTmr;
void *tscQhandle;
int32_t tscRefId = -1;
int32_t tscNumOfObj = 0; // number of sqlObj in current process.
static void *tscCheckDiskUsageTmr;
static pthread_once_t tscinit = PTHREAD_ONCE_INIT;
void tscCheckDiskUsage(void *UNUSED_PARAM(para), void* UNUSED_PARAM(param)) {
@ -131,7 +136,7 @@ void taos_init_imp(void) {
if (tscTableMetaInfo == NULL) {
tscObjRef = taosOpenRef(40960, tscFreeRegisteredSqlObj);
tscHashMap = taosHashInit(1024, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), true, HASH_ENTRY_LOCK);
tscVgroupMap = taosHashInit(256, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), true, HASH_ENTRY_LOCK);
tscTableMetaInfo = taosHashInit(1024, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_ENTRY_LOCK);
tscDebug("TableMeta:%p", tscTableMetaInfo);
}
@ -151,30 +156,38 @@ void taos_init() { pthread_once(&tscinit, taos_init_imp); }
void taos_cleanup(void) {
tscDebug("start to cleanup client environment");
void* m = tscTableMetaInfo;
if (m != NULL && atomic_val_compare_exchange_ptr(&tscTableMetaInfo, m, 0) == m) {
taosCacheCleanup(m);
if (atomic_val_compare_exchange_32(&sentinel, TSC_VAR_NOT_RELEASE, TSC_VAR_RELEASED) != TSC_VAR_NOT_RELEASE) {
return;
}
int refId = atomic_exchange_32(&tscObjRef, -1);
if (refId != -1) {
taosCloseRef(refId);
}
taosHashCleanup(tscTableMetaInfo);
tscTableMetaInfo = NULL;
m = tscQhandle;
if (m != NULL && atomic_val_compare_exchange_ptr(&tscQhandle, m, 0) == m) {
taosCleanUpScheduler(m);
}
taosHashCleanup(tscVgroupMap);
tscVgroupMap = NULL;
int32_t id = tscObjRef;
tscObjRef = -1;
taosCloseRef(id);
void* p = tscQhandle;
tscQhandle = NULL;
taosCleanUpScheduler(p);
id = tscRefId;
tscRefId = -1;
taosCloseRef(id);
taosCloseRef(tscRefId);
taosCleanupKeywordsTable();
taosCloseLog();
if (tscEmbedded == 0) rpcCleanup();
m = tscTmr;
if (m != NULL && atomic_val_compare_exchange_ptr(&tscTmr, m, 0) == m) {
taosTmrCleanUp(m);
if (tscEmbedded == 0) {
rpcCleanup();
}
p = tscTmr;
tscTmr = NULL;
taosTmrCleanUp(p);
}
static int taos_options_imp(TSDB_OPTION option, const char *pStr) {

1
src/client/src/tscUtil.c
View File

@ -883,6 +883,7 @@ void tscCloseTscObj(void *param) {
rpcClose(pObj->pDnodeConn);
pObj->pDnodeConn = NULL;
}
tfree(pObj->tscCorMgmtEpSet);
pthread_mutex_destroy(&pObj->mutex);