[disable-scrub] implement a disable_scrub configuration option

This commit is contained in:
Alex 2024-03-14 16:49:14 +01:00
parent 62b01d8705
commit 7c86ff6c37
Signed by untrusted user: lx
GPG key ID: 0E496D15096376BE
3 changed files with 42 additions and 39 deletions

View file

@ -22,7 +22,7 @@ use garage_net::stream::{read_stream_to_end, stream_asyncread, ByteStream};
use garage_db as db;
use garage_util::background::{vars, BackgroundRunner};
use garage_util::config::DataDirEnum;
use garage_util::config::Config;
use garage_util::data::*;
use garage_util::error::*;
use garage_util::metrics::RecordDuration;
@ -84,6 +84,7 @@ pub struct BlockManager {
data_fsync: bool,
compression_level: Option<i32>,
disable_scrub: bool,
mutation_lock: Vec<Mutex<BlockManagerLocked>>,
@ -119,9 +120,7 @@ struct BlockManagerLocked();
impl BlockManager {
pub fn new(
db: &db::Db,
data_dir: DataDirEnum,
data_fsync: bool,
compression_level: Option<i32>,
config: &Config,
replication: TableShardedReplication,
system: Arc<System>,
) -> Result<Arc<Self>, Error> {
@ -131,11 +130,13 @@ impl BlockManager {
let data_layout = match data_layout_persister.load() {
Ok(mut layout) => {
layout
.update(&data_dir)
.update(&config.data_dir)
.ok_or_message("invalid data_dir config")?;
layout
}
Err(_) => DataLayout::initialize(&data_dir).ok_or_message("invalid data_dir config")?,
Err(_) => {
DataLayout::initialize(&config.data_dir).ok_or_message("invalid data_dir config")?
}
};
data_layout_persister
.save(&data_layout)
@ -154,7 +155,7 @@ impl BlockManager {
.endpoint("garage_block/manager.rs/Rpc".to_string());
let metrics = BlockManagerMetrics::new(
compression_level,
config.compression_level,
rc.rc.clone(),
resync.queue.clone(),
resync.errors.clone(),
@ -166,8 +167,9 @@ impl BlockManager {
replication,
data_layout: ArcSwap::new(Arc::new(data_layout)),
data_layout_persister,
data_fsync,
compression_level,
data_fsync: config.data_fsync,
disable_scrub: config.disable_scrub,
compression_level: config.compression_level,
mutation_lock: vec![(); MUTEX_COUNT]
.iter()
.map(|_| Mutex::new(BlockManagerLocked()))
@ -194,33 +196,37 @@ impl BlockManager {
}
// Spawn scrub worker
let (scrub_tx, scrub_rx) = mpsc::channel(1);
self.tx_scrub_command.store(Some(Arc::new(scrub_tx)));
bg.spawn_worker(ScrubWorker::new(
self.clone(),
scrub_rx,
self.scrub_persister.clone(),
));
if !self.disable_scrub {
let (scrub_tx, scrub_rx) = mpsc::channel(1);
self.tx_scrub_command.store(Some(Arc::new(scrub_tx)));
bg.spawn_worker(ScrubWorker::new(
self.clone(),
scrub_rx,
self.scrub_persister.clone(),
));
}
}
pub fn register_bg_vars(&self, vars: &mut vars::BgVars) {
self.resync.register_bg_vars(vars);
vars.register_rw(
&self.scrub_persister,
"scrub-tranquility",
|p| p.get_with(|x| x.tranquility),
|p, tranquility| p.set_with(|x| x.tranquility = tranquility),
);
vars.register_ro(&self.scrub_persister, "scrub-last-completed", |p| {
p.get_with(|x| msec_to_rfc3339(x.time_last_complete_scrub))
});
vars.register_ro(&self.scrub_persister, "scrub-next-run", |p| {
p.get_with(|x| msec_to_rfc3339(x.time_next_run_scrub))
});
vars.register_ro(&self.scrub_persister, "scrub-corruptions_detected", |p| {
p.get_with(|x| x.corruptions_detected)
});
if !self.disable_scrub {
vars.register_rw(
&self.scrub_persister,
"scrub-tranquility",
|p| p.get_with(|x| x.tranquility),
|p, tranquility| p.set_with(|x| x.tranquility = tranquility),
);
vars.register_ro(&self.scrub_persister, "scrub-last-completed", |p| {
p.get_with(|x| msec_to_rfc3339(x.time_last_complete_scrub))
});
vars.register_ro(&self.scrub_persister, "scrub-next-run", |p| {
p.get_with(|x| msec_to_rfc3339(x.time_next_run_scrub))
});
vars.register_ro(&self.scrub_persister, "scrub-corruptions_detected", |p| {
p.get_with(|x| x.corruptions_detected)
});
}
}
/// Ask nodes that might have a (possibly compressed) block for it

View file

@ -177,14 +177,7 @@ impl Garage {
};
info!("Initialize block manager...");
let block_manager = BlockManager::new(
&db,
config.data_dir.clone(),
config.data_fsync,
config.compression_level,
data_rep_param,
system.clone(),
)?;
let block_manager = BlockManager::new(&db, &config, data_rep_param, system.clone())?;
block_manager.register_bg_vars(&mut bg_vars);
// ---- admin tables ----

View file

@ -23,6 +23,10 @@ pub struct Config {
#[serde(default)]
pub data_fsync: bool,
/// Disable automatic scrubbing of the data directory
#[serde(default)]
pub disable_scrub: bool,
/// Size of data blocks to save to disk
#[serde(
deserialize_with = "deserialize_capacity",