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ThreadPoolBuilder can fail when resources are busy #68

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merged 2 commits into from
Feb 23, 2024
Merged

ThreadPoolBuilder can fail when resources are busy #68

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cbd8a29
ThreadPoolBuilder can fail when resources are busy
junderw Dec 7, 2023
1cb2715
Merge branch 'mempool' into junderw/threadpool-builder-fix
mononaut Feb 22, 2024
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22 changes: 17 additions & 5 deletions src/new_index/schema.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1095,11 +1095,23 @@ fn lookup_txos(
outpoints: &BTreeSet<OutPoint>,
allow_missing: bool,
) -> HashMap<OutPoint, TxOut> {
let pool = rayon::ThreadPoolBuilder::new()
.num_threads(16) // we need to saturate SSD IOPS
.thread_name(|i| format!("lookup-txo-{}", i))
.build()
.unwrap();
let mut loop_count = 10;
let pool = loop {
match rayon::ThreadPoolBuilder::new()
.num_threads(16) // we need to saturate SSD IOPS
.thread_name(|i| format!("lookup-txo-{}", i))
.build()
{
Ok(pool) => break pool,
Err(e) => {
if loop_count == 0 {
panic!("schema::lookup_txos failed to create a ThreadPool: {}", e);
}
std::thread::sleep(std::time::Duration::from_millis(50));
loop_count -= 1;
}
}
};
pool.install(|| {
outpoints
.par_iter()
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