fix logic in garage layout skip-dead-nodes + fix typo (fix #879) #880

Merged
lx merged 1 commit from fix-skip-dead-nodes into main 2024-09-22 12:01:49 +00:00
2 changed files with 25 additions and 13 deletions

View file

@ -358,7 +358,7 @@ pub async fn cmd_layout_history(
if layout.versions.len() > 1 {
println!("==== UPDATE TRACKERS ====");
println!("Several layout versions are currently live in the version, and data is being migrated.");
println!("Several layout versions are currently live in the cluster, and data is being migrated.");
println!(
"This is the internal data that Garage stores to know which nodes have what data."
);
@ -377,15 +377,27 @@ pub async fn cmd_layout_history(
table[1..].sort();
format_table(table);
let min_ack = layout
.update_trackers
.ack_map
.min_among(&all_nodes, layout.min_stored());
println!();
println!(
"If some nodes are not catching up to the latest layout version in the update trackers,"
);
println!("it might be because they are offline or unable to complete a sync successfully.");
if min_ack < layout.current().version {
println!(
"You may force progress using `garage layout skip-dead-nodes --version {}`",
layout.current().version
);
} else {
println!(
"You may force progress using `garage layout skip-dead-nodes --version {} --allow-missing-data`.",
layout.current().version
);
}
} else {
println!("Your cluster is currently in a stable state with a single live layout version.");
println!("No metadata migration is in progress. Note that the migration of data blocks is not tracked,");
@ -426,15 +438,15 @@ pub async fn cmd_layout_skip_dead_nodes(
let all_nodes = layout.get_all_nodes();
let mut did_something = false;
for node in all_nodes.iter() {
if status.iter().any(|x| x.id == *node && x.is_up) {
continue;
}
// Update ACK tracker for dead nodes or for all nodes if --allow-missing-data
if opt.allow_missing_data || !status.iter().any(|x| x.id == *node && x.is_up) {
if layout.update_trackers.ack_map.set_max(*node, opt.version) {
println!("Increased the ACK tracker for node {:?}", node);
did_something = true;
}
}
// If --allow-missing-data, update SYNC tracker for all nodes.
if opt.allow_missing_data {
if layout.update_trackers.sync_map.set_max(*node, opt.version) {
println!("Increased the SYNC tracker for node {:?}", node);

View file

@ -455,7 +455,7 @@ impl UpdateTracker {
}
}
pub(crate) fn min_among(&self, storage_nodes: &[Uuid], min_version: u64) -> u64 {
pub fn min_among(&self, storage_nodes: &[Uuid], min_version: u64) -> u64 {
storage_nodes
.iter()
.map(|x| self.get(x, min_version))