Green-Sky/solanaceae_ngc_ft1
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fix chunk picker round robin actually working

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(worked kinda bc of bug before)
make priority dynamic and fix skipping to make it work too
This commit is contained in:
Green Sky 2024-11-22 13:51:48 +01:00
parent 1bf1fbce75
commit 34dc01d4dc
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1 changed files with 20 additions and 5 deletions
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solanaceae/ngc_ft1_sha1/chunk_picker.cpp
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@ -133,6 +133,7 @@ void ChunkPicker::updateParticipation(
entt::dense_set<Object> checked;
for (const Object ov : c.get<Contact::Components::FT1Participation>().participating) {
using Priority = ObjComp::Ephemeral::File::DownloadPriority::Priority;
const ObjectHandle o {objreg, ov};
if (participating_unfinished.contains(o)) {
@ -150,6 +151,21 @@ void ChunkPicker::updateParticipation(
participating_unfinished.erase(o);
continue;
}
// TODO: optimize this to only change on dirty, or something
if (o.all_of<ObjComp::Ephemeral::File::DownloadPriority>()) {
Priority prio = o.get<ObjComp::Ephemeral::File::DownloadPriority>().p;
uint16_t pskips =
prio == Priority::HIGHEST ? 0u :
prio == Priority::HIGH ? 1u :
prio == Priority::NORMAL ? 2u :
prio == Priority::LOW ? 4u :
8u // LOWEST
;
participating_unfinished.at(o).should_skip = pskips;
}
} else {
if (!o.all_of<Components::FT1ChunkSHA1Cache, Components::FT1InfoSHA1>()) {
continue;
@ -160,8 +176,6 @@ void ChunkPicker::updateParticipation(
}
if (!o.all_of<ObjComp::F::TagLocalHaveAll>()) {
//using Priority = Components::DownloadPriority::Priority;
using Priority = ObjComp::Ephemeral::File::DownloadPriority::Priority;
Priority prio = Priority::NORMAL;
if (o.all_of<ObjComp::Ephemeral::File::DownloadPriority>()) {
@ -239,13 +253,12 @@ std::vector<ChunkPicker::ContentChunkR> ChunkPicker::updateChunkRequests(
// round robin content (remember last obj)
if (!objreg.valid(participating_in_last) || !participating_unfinished.count(participating_in_last)) {
participating_in_last = participating_unfinished.begin()->first;
//participating_in_last = *participating_unfinished.begin();
}
assert(objreg.valid(participating_in_last));
auto it = participating_unfinished.find(participating_in_last);
// hard limit robin rounds to array size time 20
for (size_t i = 0; req_ret.size() < num_requests && i < participating_unfinished.size()*20; i++) {
for (size_t i = 0; req_ret.size() < num_requests && i < participating_unfinished.size()*20; i++, it++) {
if (it == participating_unfinished.end()) {
it = participating_unfinished.begin();
}
@ -254,6 +267,7 @@ std::vector<ChunkPicker::ContentChunkR> ChunkPicker::updateChunkRequests(
it->second.skips++;
continue;
}
it->second.skips = 0;
ObjectHandle o {objreg, it->first};
@ -361,7 +375,8 @@ std::vector<ChunkPicker::ContentChunkR> ChunkPicker::updateChunkRequests(
}
}
if (it == participating_unfinished.end() || ++it == participating_unfinished.end()) {
//if (it == participating_unfinished.end() || ++it == participating_unfinished.end()) {
if (it == participating_unfinished.end()) {
participating_in_last = entt::null;
} else {
participating_in_last = it->first;