busbey commented on a change in pull request #1022: HBASE-23680
RegionProcedureStore missing cleaning of hfile archive
URL: https://github.com/apache/hbase/pull/1022#discussion_r366946800
##########
File path:
hbase-server/src/main/java/org/apache/hadoop/hbase/procedure2/store/region/RegionFlusherAndCompactor.java
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@@ -136,9 +156,43 @@ static void setupConf(Configuration conf) {
flushPerChanges, flushIntervalMs);
}
+ private boolean isHFileDeleteable(FileStatus status) {
+ long currentTime = EnvironmentEdgeManager.currentTime();
+ long time = status.getModificationTime();
+ long life = currentTime - time;
+ if (LOG.isTraceEnabled()) {
+ LOG.trace("HFile life: {}ms, ttl: {}ms, current: {}, from: {}", life,
compactedHFileTTLMs,
+ currentTime, time);
+ }
+ if (life < 0) {
+ LOG.warn("Found a hfile ({}) newer than current time ({} < {}), probably
a clock skew",
+ status.getPath(), currentTime, time);
+ return false;
+ }
+ return life > compactedHFileTTLMs;
+ }
+
+ void cleanupCompactedHFiles() throws IOException {
+ HStore store = Iterables.getOnlyElement(region.getStores());
+ // our HFiles are on the WAL file system, but the global HFile archive
directory is on the
+ // root(HFile) file system, we can not move between two different file
systems. So here we have
+ // to implement our own TTL cleaner.
+ Path archiveDir = HFileArchiveUtil.getStoreArchivePath(conf,
region.getRegionInfo(),
+ store.getColumnFamilyDescriptor().getName());
+ FileSystem fs = archiveDir.getFileSystem(conf);
+
+ for (FileStatus status : fs.listStatus(archiveDir)) {
+ if (isHFileDeleteable(status)) {
Review comment:
Then we should instantiate our own hfile cleaner delegate chain. Defualt it
to the TTL delegate and we can skip a custom impl here as well.
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