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update sys free

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This commit is contained in:
Alex Cope 2023-06-29 14:21:00 -07:00 committed by Malavan Sotheeswaran
parent 1dc5ea40f3
commit 87012bf98e
1 changed files with 20 additions and 2 deletions
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22
src/evict.cpp
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@ -432,7 +432,8 @@ int getMaxmemoryState(size_t *total, size_t *logical, size_t *tofree, float *lev
size_t min_free_mem = static_cast<size_t>(g_pserver->cron_malloc_stats.sys_total * free_mem_ratio);
sys_free_mem_buffer = static_cast<size_t>(g_pserver->cron_malloc_stats.sys_free - min_free_mem);
if (sys_free_mem_buffer < 0) {
maxmemory = static_cast<size_t>(mem_reported + sys_free_mem_buffer);
size_t mem_threshold = static_cast<size_t>(mem_reported + sys_free_mem_buffer);
maxmemory = (maxmemory < mem_threshold) ? maxmemory : mem_threshold;
}
}
@ -621,6 +622,18 @@ static unsigned long evictionTimeLimitUs() {
return ULONG_MAX; /* No limit to eviction time */
}
static void updateSysFreeMemory() {
#ifdef __linux__
if (g_pserver->force_eviction_percent) {
struct sysinfo sysinf;
memset(&sysinf, 0, sizeof sysinf);
if (!sysinfo(&sysinf)) {
g_pserver->cron_malloc_stats.sys_free = static_cast<size_t>(sysinf.freeram);
}
}
#endif
}
/* Check that memory usage is within the current "maxmemory" limit. If over
* "maxmemory", attempt to free memory by evicting data (if it's safe to do so).
*
@ -844,6 +857,7 @@ int performEvictions(bool fPreSnapshot) {
* across the dbAsyncDelete() call, while the thread can
* release the memory all the time. */
if (g_pserver->lazyfree_lazy_eviction) {
updateSysFreeMemory();
if (getMaxmemoryState(NULL,NULL,NULL,NULL) == C_OK) {
break;
}
@ -871,9 +885,13 @@ int performEvictions(bool fPreSnapshot) {
if (splazy != nullptr && splazy->memory_queued() > 0 && !serverTL->gcEpoch.isReset()) {
g_pserver->garbageCollector.enqueue(serverTL->gcEpoch, std::move(splazy));
}
}
cant_free:
if (mem_freed > 0) {
updateSysFreeMemory();
}
if (g_pserver->m_pstorageFactory)
{
if (mem_reported < g_pserver->maxmemory*1.2) {