Do not flag error if file to be deleted does not exist

Summary:
Some users have observed errors in the log file when
the log file or sst file is already deleted.

Test Plan:
Make sure that the errors do not appear for already deleted
files.

Reviewers: sdong

Reviewed By: sdong

Subscribers: anthony, kradhakrishnan, yhchiang, rven, igor, IslamAbdelRahman, dhruba, leveldb

Differential Revision: https://reviews.facebook.net/D47115
This commit is contained in:
Venkatesh Radhakrishnan 2015-09-17 10:21:34 -07:00
parent a5e312a7a4
commit 51e1c11254

View File

@ -770,6 +770,12 @@ void DBImpl::PurgeObsoleteFiles(const JobContext& state) {
"[JOB %d] Delete %s type=%d #%" PRIu64 " -- %s\n", state.job_id, "[JOB %d] Delete %s type=%d #%" PRIu64 " -- %s\n", state.job_id,
fname.c_str(), type, number, fname.c_str(), type, number,
file_deletion_status.ToString().c_str()); file_deletion_status.ToString().c_str());
} else if (env_->FileExists(fname).IsNotFound()) {
Log(InfoLogLevel::INFO_LEVEL, db_options_.info_log,
"[JOB %d] Tried to delete a non-existing file %s type=%d #%" PRIu64
" -- %s\n",
state.job_id, fname.c_str(), type, number,
file_deletion_status.ToString().c_str());
} else { } else {
Log(InfoLogLevel::ERROR_LEVEL, db_options_.info_log, Log(InfoLogLevel::ERROR_LEVEL, db_options_.info_log,
"[JOB %d] Failed to delete %s type=%d #%" PRIu64 " -- %s\n", "[JOB %d] Failed to delete %s type=%d #%" PRIu64 " -- %s\n",
@ -798,12 +804,19 @@ void DBImpl::PurgeObsoleteFiles(const JobContext& state) {
full_path_to_delete.c_str()); full_path_to_delete.c_str());
Status s = env_->DeleteFile(full_path_to_delete); Status s = env_->DeleteFile(full_path_to_delete);
if (!s.ok()) { if (!s.ok()) {
if (env_->FileExists(full_path_to_delete).IsNotFound()) {
Log(InfoLogLevel::INFO_LEVEL, db_options_.info_log,
"[JOB %d] Tried to delete non-existing info log file %s FAILED "
"-- %s\n",
state.job_id, to_delete.c_str(), s.ToString().c_str());
} else {
Log(InfoLogLevel::ERROR_LEVEL, db_options_.info_log, Log(InfoLogLevel::ERROR_LEVEL, db_options_.info_log,
"[JOB %d] Delete info log file %s FAILED -- %s\n", state.job_id, "[JOB %d] Delete info log file %s FAILED -- %s\n", state.job_id,
to_delete.c_str(), s.ToString().c_str()); to_delete.c_str(), s.ToString().c_str());
} }
} }
} }
}
#ifndef ROCKSDB_LITE #ifndef ROCKSDB_LITE
wal_manager_.PurgeObsoleteWALFiles(); wal_manager_.PurgeObsoleteWALFiles();
#endif // ROCKSDB_LITE #endif // ROCKSDB_LITE