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Fix deadlock between kvcache wash and memory allocator

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obdev 2024-11-13 04:45:37 +00:00 committed by ob-robot
parent 94710a2ae8
commit 28c888bc41
1 changed files with 4 additions and 4 deletions
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8
src/share/cache/ob_kvcache_store.cpp vendored
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@ -733,11 +733,11 @@ int ObKVCacheStore::print_tenant_memblock_info(ObDLink* head)
static const int64_t BUFLEN = 1 << 18;
char *buf = (char *)ctxalp(BUFLEN);
HazardList retire_list;
int64_t ctx_pos = 0;
if (nullptr == buf) {
ret = OB_ALLOCATE_MEMORY_FAILED;
COMMON_LOG(WARN, "Fail to allocate memory for print tenant memblock info", K(ret), KP(buf));
} else {
int64_t ctx_pos = 0;
QClockGuard guard(get_qclock());
ObKVMemBlockHandle *handle = static_cast<ObKVMemBlockHandle *>(link_next(head));
while (OB_SUCC(ret) && head != handle) {
@ -760,9 +760,9 @@ int ObKVCacheStore::print_tenant_memblock_info(ObDLink* head)
}
handle = static_cast<ObKVMemBlockHandle *>(link_next(handle));
}
if (OB_SUCC(ret)) {
_OB_LOG(WARN, "[CACHE-SYNC-WASH] len: %8ld tenant sync wash failed, cache memblock info: \n%s", ctx_pos, buf);
}
} // qclock guard
if (OB_SUCC(ret)) {
_OB_LOG(WARN, "[CACHE-SYNC-WASH] len: %8ld tenant sync wash failed, cache memblock info: \n%s", ctx_pos, buf);
}
retire_mb_handles(retire_list, false /* do retire */);
}