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Limit the number of unstable versions per object

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This commit is contained in:
Vitaliy Filippov
2025-12-02 01:52:12 +03:00
parent a1a449686a
commit 4340082315
5 changed files with 32 additions and 12 deletions
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src/osd/osd_primary_sync.cpp
+12 -5
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@@ -45,7 +45,10 @@ resume_2:
if (unstable_writes.size() > 0)
{
op_data->unstable_write_osds = new std::vector<unstable_osd_num_t>();
op_data->unstable_writes = new obj_ver_id[this->unstable_writes.size()];
op_data->unstable_writes = (obj_ver_id*)malloc_or_die(
(sizeof(obj_ver_id) + sizeof(uint64_t)) * this->unstable_writes.size());
op_data->unstable_ver_counts = (uint64_t*)((uint8_t*)op_data->unstable_writes +
sizeof(obj_ver_id) * this->unstable_writes.size());
osd_num_t last_osd = 0;
int last_start = 0, last_end = 0;
for (auto it = this->unstable_writes.begin(); it != this->unstable_writes.end(); it++)
@@ -65,8 +68,9 @@ resume_2:
}
op_data->unstable_writes[last_end] = (obj_ver_id){
.oid = it->first.oid,
.version = it->second,
.version = it->second.latest_ver,
};
op_data->unstable_ver_counts[last_end] = it->second.ver_count;
last_end++;
}
if (last_osd != 0)
@@ -78,6 +82,8 @@ resume_2:
});
}
this->unstable_writes.clear();
this->unstable_write_count = 0;
this->unstable_per_object = 0;
}
{
op_data->dirty_pg_count = dirty_pgs.size();
@@ -175,11 +181,12 @@ resume_6:
};
if (pgs.at(wpg).state & PG_ACTIVE)
{
uint64_t & dest = this->unstable_writes[(osd_object_id_t){
auto & dest = this->unstable_writes[(osd_object_id_t){
.osd_num = unstable_osd.osd_num,
.oid = w.oid,
}];
dest = dest < w.version ? w.version : dest;
dest.latest_ver = dest.latest_ver < w.version ? w.version : dest.latest_ver;
dest.ver_count += op_data->unstable_ver_counts[unstable_osd.start + i];
dirty_pgs.insert(wpg);
}
}
@@ -236,7 +243,7 @@ resume_8:
if (op_data->unstable_writes)
{
delete op_data->unstable_write_osds;
delete[] op_data->unstable_writes;
free(op_data->unstable_writes);
op_data->unstable_writes = NULL;
op_data->unstable_write_osds = NULL;
}