2024/08/21-02:05:05.134152 140539886933568 DEBG dcompact_worker.cpp:2211: /storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00: fork to child time = 0.041253 sec 2024/08/21-02:05:05.134800 140539886933568 DEBG dcompact_worker.cpp:1011: Beg SerDeRead: /storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00 2024/08/21-02:05:05.138970 140539886933568 DEBG dcompact_worker.cpp:1031: End SerDeRead: /storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00 2024/08/21-02:05:05.140132 140539886933568 TRAC dcompact_worker.cpp:1081: INFO_LOG_LEVEL: rpc = INFO_LEVEL, env_var = undefined 2024/08/21-02:05:05.140396 140539886933568 [WARN] [column_family.cc:386] multiple cf_paths/db_paths and level_compaction_dynamic_level_bytes can't be used together 2024/08/21-02:05:05.175459 140539886933568 [version_set.cc:6139] Recovering from manifest file: /worker/dcompact-log/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/2024-08-20T02.42.00/.rocksdb/job-60432/att-00/MANIFEST-14629260 2024/08/21-02:05:05.214935 140539886933568 [version_set.cc:6182] Recovered from manifest file:/worker/dcompact-log/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/2024-08-20T02.42.00/.rocksdb/job-60432/att-00/MANIFEST-14629260 succeeded,manifest_file_number is 14629260, next_file_number is 14698778, last_sequence is 191320142408, log_number is 0,prev_log_number is 0,max_column_family is 0,min_log_number_to_keep is 14698682 2024/08/21-02:05:05.214951 140539886933568 [version_set.cc:6197] Column family [default] (ID 0), log number is 0 2024/08/21-02:05:05.215021 140539886933568 [version_set.cc:5652] Creating manifest 14698778 2024/08/21-02:05:05.239914 140539886933568 DEBG dcompact_worker.cpp:1215: /storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00: bottommost_level: fake = 1, rpc = 0 2024/08/21-02:05:05.255672 140539886933568 [compaction_job.cc:2433] [default] [JOB 60432] Compacting 1@1 + 2@2 files to L2, score 1.00, subcompactions 1 : 1 2024/08/21-02:05:05.255681 140539886933568 [compaction_job.cc:2441] [default]: Compaction start summary: Base version 30423 Base level 1, inputs: [14698716(31MB)], [14698757(10MB) 14698614(19MB)] 2024/08/21-02:05:05.553708 140539886933568 [top_zip_table.cc:59] core git_version_hash_info_is:commit 7517bad5c1a147474c3830831b9a22c996321ae8 Author: leipeng Date: 2024-01-08 19:18:17 +0800 vfork_cmd: call close before wait_finish g++ (GCC) 12.1.0 Copyright (C) 2022 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. INCS = -Isrc -I3rdparty/re2 -I3rdparty/zstd -Iboost-include CXXFLAGS = -D TOPLING_IO_WITH_URING=1 -fPIC -time -Wno-class-memaccess -fdiagnostics-color -Wformat=2 -Wcomment -Wall -Wextra -Wno-unused-parameter -Wno-alloc-size-larger-than -mcx16 -Wno-deprecated-declarations -Wstrict-aliasing=3 -DCLIENT_LICENSE_ID="public" -DNO_THREADS -ftls-model=initial-exec -DDIVSUFSORT_API= -fno-stack-protector RLS_FLAGS = -O3 -DNDEBUG -g3 WITH_BMI2 = 1 compile_cpu_flag: -march=haswell -mbmi -mbmi2 2024/08/21-02:05:05.553723 140539886933568 [top_zip_table.cc:60] fsa git_version_hash_info_is:commit 7517bad5c1a147474c3830831b9a22c996321ae8 Author: leipeng Date: 2024-01-08 19:18:17 +0800 vfork_cmd: call close before wait_finish g++ (GCC) 12.1.0 Copyright (C) 2022 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. INCS = -Isrc -I3rdparty/re2 -I3rdparty/zstd -Iboost-include CXXFLAGS = -D TOPLING_IO_WITH_URING=1 -fPIC -time -Wno-class-memaccess -fdiagnostics-color -Wformat=2 -Wcomment -Wall -Wextra -Wno-unused-parameter -Wno-alloc-size-larger-than -mcx16 -Wno-deprecated-declarations -Wstrict-aliasing=3 -DCLIENT_LICENSE_ID="public" -DNO_THREADS -ftls-model=initial-exec -DDIVSUFSORT_API= -fno-stack-protector RLS_FLAGS = -O3 -DNDEBUG -g3 WITH_BMI2 = 1 compile_cpu_flag: -march=haswell -mbmi -mbmi2 2024/08/21-02:05:05.553735 140539886933568 [top_zip_table.cc:61] zbs git_version_hash_info_is:commit 7517bad5c1a147474c3830831b9a22c996321ae8 Author: leipeng Date: 2024-01-08 19:18:17 +0800 vfork_cmd: call close before wait_finish g++ (GCC) 12.1.0 Copyright (C) 2022 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. INCS = -Isrc -I3rdparty/re2 -I3rdparty/zstd -Iboost-include CXXFLAGS = -D TOPLING_IO_WITH_URING=1 -fPIC -time -Wno-class-memaccess -fdiagnostics-color -Wformat=2 -Wcomment -Wall -Wextra -Wno-unused-parameter -Wno-alloc-size-larger-than -mcx16 -Wno-deprecated-declarations -Wstrict-aliasing=3 -DCLIENT_LICENSE_ID="public" -DNO_THREADS -ftls-model=initial-exec -DDIVSUFSORT_API= -fno-stack-protector RLS_FLAGS = -O3 -DNDEBUG -g3 WITH_BMI2 = 1 compile_cpu_flag: -march=haswell -mbmi -mbmi2 2024/08/21-02:05:05.553743 140539886933568 [top_zip_table.cc:62] topling-zip_table_reader: git_version_hash_info_is: commit 7f80399bfbd2071b6e0f5683e8ab7225b8e6e394 Author: leipeng Date: 2024-01-19 14:52:30 +0800 Change ToplingZipTableOptions::sampleRatio to vector g++ (GCC) 12.1.0 Copyright (C) 2022 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. cpu_flag: -march=native -mbmi -mbmi2 2024/08/21-02:05:05.553751 140539886933568 [top_zip_table.cc:64] topling-rocks git_version_hash_info_is: commit 1240987ca13d0fe562c9b9c037155079f0877840 Author: leipeng Date: 2024-01-19 15:07:04 +0800 Change ToplingZipTableOptions::sampleRatio to vector g++ (GCC) 12.1.0 Copyright (C) 2022 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. cpu_flag: -march=native -mbmi -mbmi2 2024/08/21-02:05:05.651546 140539886933568 [top_zip_table_builder.cc:934] ToplingZipTableBuilder(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00/14698779.sst) /dev/shm/ToplingTemp/Topling-16082-wBPb5d 2024/08/21-02:05:06.367668 140539886933568 [top_zip_table_builder.cc:1344] ToplingZipTableBuilder::Finish(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00/14698779.sst): first pass time = 0.72's, 93.718'MB/sec 2024/08/21-02:05:07.244032 140539886933568 [top_zip_table_builder.cc:2764] ToplingZipTableBuilder::Finish(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00/14698779.sst): old prealloc_size = 70917636, real_size = 19569584 2024/08/21-02:05:07.244400 140539886933568 [top_zip_table_builder.cc:1765] BuildReorderMap(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00/14698779.sst): index type = NestLoudsTrieDAWG_Mixed_XL_256_32_FL, store type = DictZipBlobStore usrkeys = 465683 prefix = 4 raw-key = 0.0075 GB zip-key = 0.0009 GB avg-key = 16.00 avg-zkey = 1.93 raw-val = 0.0541 GB zip-val = 0.0186 GB avg-val = 116.11 avg-zval = 39.84 2024/08/21-02:05:07.244966 140539886933568 [top_zip_table_builder.cc:1295] /storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00/14698779.sst: sumWaitingMem = 0.001 GB, sumWorkingMem = 0.000 GB, reorder workingMem = 0.0011 GB, waited 0.000 sec, Key+Value = 0.067 GB 2024/08/21-02:05:08.130075 140539886933568 [top_zip_table_builder.cc:3092] ToplingZipTableBuilder::Finish(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00/14698779.sst): second pass time = 0.88's, 61.766'MB/sec, value only(80.6% of KV) wait indexing time = 0.00's, remap KeyValue time = 0.89's, 24.546'MB/sec (all stages of remap) Get OrderMap time = 0.00's, 2554.612'MB/sec (index lex order gen) rebuild zvType time = 0.71's, 0.164'MB/sec write SST data time = 0.17's, 125.113'MB/sec dict compress time = 4356233619.02's, 0.000'MB/sec z-dict build time = 0.00's, sample length = 0.543'MB, throughput = 11172.754'MB/sec zip my value time = 0.88's, unzip length = 0.054'GB zip my value throughput = 61.766'MB/sec zip pipeline throughput = 61.766'MB/sec entries = 465683 avg-key = 28.00 avg-zkey = 1.93 avg-val = 116.11 avg-zval = 39.84 usrkeys = 465683 avg-key = 20.00 avg-zkey = 1.93 avg-val = 123.11 avg-zval = 39.84 TagRS{ kinds = RS_Key0_Tag1 bytes = 0 } TagArray{ size = 465683 bytes = 1746320 } seq expand size = 3259781 multi value expand size = 0 cnt WriteAppend = 18 UnZipSize{ index = 0.0093 GB value = 0.0541 GB dict = 0.54 MB all = 0.0671 GB } __ZipSize{ index = 0.0009 GB value = 0.0186 GB dict = 0.54 MB all = 0.0217 GB } UnZip/Zip{ index = 10.3703 value = 2.9141 dict = 1.00 all = 3.0857 } Zip/UnZip{ index = 0.0964 value = 0.3432 dict = 1.00 all = 0.3241 } ---------------------------- total value len = 0.057330 GB avg = 0.123 KB (by entry num) total key len = 0.013039 GB avg = 0.028 KB total ukey len = 0.009314 GB avg = 0.020 KB total ukey num = 0.000465683 Billion total entry num = 0.000465683 Billion write speed all = 0.027043815 MB/sec (with seq num) write speed all = 0.025612062 MB/sec (without seq num) 2024/08/21-02:05:08.162160 140539886933568 [compaction_job.cc:1944] [default] [JOB 60432] Generated table #14698779: 465683 keys, 21748080 bytes, temperature: kWarm 2024/08/21-02:05:08.162277 140539886933568 EVENT_LOG_v1 {"time_micros": 1724177108162206, "cf_name": "default", "job": 60432, "event": "table_file_creation", "file_number": 14698779, "file_size": 21748080, "file_checksum": "", "file_checksum_func_name": "Unknown", "smallest_seqno": 190586022308, "largest_seqno": 191319942259, "table_properties": {"data_size": 18554848, "index_size": 898112, "index_partitions": 0, "top_level_index_size": 0, "index_key_is_user_key": 0, "index_value_is_delta_encoded": 0, "filter_size": 0, "raw_key_size": 13039124, "raw_average_key_size": 28, "raw_value_size": 54069874, "raw_average_value_size": 116, "num_data_blocks": 1, "num_entries": 465683, "num_filter_entries": 0, "num_deletions": 0, "num_merge_operands": 0, "num_range_deletions": 0, "format_version": 0, "fixed_key_len": 28, "fixed_value_len": 18446744073709551615, "filter_policy": "", "column_family_name": "default", "column_family_id": 0, "comparator": "leveldb.BytewiseComparator", "merge_operator": "nullptr", "prefix_extractor_name": "nullptr", "property_collectors": "[Rdb_tbl_prop_coll_factory]", "compression": "FlatZip", "compression_options": "RS_Key0_Tag1-NestLoudsTrieDAWG_Mixed_XL_256_32_FL-DictZipBlobStore", "creation_time": 1724177105, "oldest_key_time": 0, "file_creation_time": 1724177105, "slow_compression_estimated_data_size": 0, "fast_compression_estimated_data_size": 0, "db_id": "a007a635-5c0a-4b4a-be96-b9c695cb016b", "db_session_id": "90ZT1ZM5QNL093I8HHQG", "orig_file_number": 14698779, "seqno_to_time_mapping": "N/A", "__indexstats__": "[...1 records...]"}} 2024/08/21-02:05:08.196156 140539886933568 [top_zip_table_builder.cc:934] ToplingZipTableBuilder(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00/14698780.sst) /dev/shm/ToplingTemp/Topling-16082-Jvptih 2024/08/21-02:05:08.867755 140539886933568 [top_zip_table_builder.cc:1344] ToplingZipTableBuilder::Finish(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00/14698780.sst): first pass time = 0.67's, 99.838'MB/sec 2024/08/21-02:05:10.929736 140539886933568 [top_zip_table_builder.cc:2764] ToplingZipTableBuilder::Finish(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00/14698780.sst): old prealloc_size = 70917636, real_size = 18080000 2024/08/21-02:05:10.930090 140539886933568 [top_zip_table_builder.cc:1765] BuildReorderMap(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00/14698780.sst): index type = NestLoudsTrieDAWG_Mixed_XL_256_32_FL, store type = DictZipBlobStore usrkeys = 465520 prefix = 4 raw-key = 0.0074 GB zip-key = 0.0009 GB avg-key = 16.00 avg-zkey = 1.90 raw-val = 0.0540 GB zip-val = 0.0171 GB avg-val = 116.02 avg-zval = 36.68 2024/08/21-02:05:10.930594 140539886933568 [top_zip_table_builder.cc:1295] /storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00/14698780.sst: sumWaitingMem = 0.001 GB, sumWorkingMem = 0.000 GB, reorder workingMem = 0.0011 GB, waited 0.000 sec, Key+Value = 0.067 GB 2024/08/21-02:05:12.058429 140539886933568 [top_zip_table_builder.cc:3092] ToplingZipTableBuilder::Finish(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00/14698780.sst): second pass time = 2.06's, 26.208'MB/sec, value only(80.6% of KV) wait indexing time = 0.00's, remap KeyValue time = 1.13's, 17.896'MB/sec (all stages of remap) Get OrderMap time = 0.00's, 2673.247'MB/sec (index lex order gen) rebuild zvType time = 0.87's, 0.134'MB/sec write SST data time = 0.26's, 78.415'MB/sec dict compress time = 4356233619.02's, 0.000'MB/sec z-dict build time = 0.00's, sample length = 0.543'MB, throughput = 7419.246'MB/sec zip my value time = 2.06's, unzip length = 0.054'GB zip my value throughput = 26.208'MB/sec zip pipeline throughput = 113.810'MB/sec entries = 465520 avg-key = 28.00 avg-zkey = 1.90 avg-val = 116.02 avg-zval = 36.68 usrkeys = 465520 avg-key = 20.00 avg-zkey = 1.90 avg-val = 123.02 avg-zval = 36.68 TagRS{ kinds = RS_Key0_Tag1 bytes = 0 } TagArray{ size = 465520 bytes = 1687520 } seq expand size = 3258640 multi value expand size = 0 cnt WriteAppend = 12 UnZipSize{ index = 0.0093 GB value = 0.0540 GB dict = 0.54 MB all = 0.0670 GB } __ZipSize{ index = 0.0009 GB value = 0.0171 GB dict = 0.54 MB all = 0.0202 GB } UnZip/Zip{ index = 10.5059 value = 3.1628 dict = 1.00 all = 3.3194 } Zip/UnZip{ index = 0.0952 value = 0.3162 dict = 1.00 all = 0.3013 } ---------------------------- total value len = 0.114599 GB avg = 0.123 KB (by entry num) total key len = 0.026074 GB avg = 0.028 KB total ukey len = 0.018624 GB avg = 0.020 KB total ukey num = 0.000931203 Billion total entry num = 0.000931203 Billion write speed all = 0.053981335 MB/sec (with seq num) write speed all = 0.051122645 MB/sec (without seq num) 2024/08/21-02:05:12.088963 140539886933568 [compaction_job.cc:1944] [default] [JOB 60432] Generated table #14698780: 465520 keys, 20197976 bytes, temperature: kWarm 2024/08/21-02:05:12.089053 140539886933568 EVENT_LOG_v1 {"time_micros": 1724177112089001, "cf_name": "default", "job": 60432, "event": "table_file_creation", "file_number": 14698780, "file_size": 20197976, "file_checksum": "", "file_checksum_func_name": "Unknown", "smallest_seqno": 190987368709, "largest_seqno": 191319940447, "table_properties": {"data_size": 17077232, "index_size": 886208, "index_partitions": 0, "top_level_index_size": 0, "index_key_is_user_key": 0, "index_value_is_delta_encoded": 0, "filter_size": 0, "raw_key_size": 13034560, "raw_average_key_size": 28, "raw_value_size": 54011052, "raw_average_value_size": 116, "num_data_blocks": 1, "num_entries": 465520, "num_filter_entries": 0, "num_deletions": 0, "num_merge_operands": 0, "num_range_deletions": 0, "format_version": 0, "fixed_key_len": 28, "fixed_value_len": 18446744073709551615, "filter_policy": "", "column_family_name": "default", "column_family_id": 0, "comparator": "leveldb.BytewiseComparator", "merge_operator": "nullptr", "prefix_extractor_name": "nullptr", "property_collectors": "[Rdb_tbl_prop_coll_factory]", "compression": "FlatZip", "compression_options": "RS_Key0_Tag1-NestLoudsTrieDAWG_Mixed_XL_256_32_FL-DictZipBlobStore", "creation_time": 1724177108, "oldest_key_time": 0, "file_creation_time": 1724177108, "slow_compression_estimated_data_size": 0, "fast_compression_estimated_data_size": 0, "db_id": "a007a635-5c0a-4b4a-be96-b9c695cb016b", "db_session_id": "90ZT1ZM5QNL093I8HHQG", "orig_file_number": 14698780, "seqno_to_time_mapping": "N/A", "__indexstats__": "[...1 records...]"}} 2024/08/21-02:05:12.109805 140539886933568 [compaction_job.cc:699] job-60432: subcompact[0], size: 0.041946 G, files: /storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-60432/att-00 [14698779,14698780] 2024/08/21-02:05:12.140889 140539886933568 (Original Log Time 2024/08/21-02:05:05.255718) EVENT_LOG_v1 {"time_micros": 1724177105255689, "job": 60432, "event": "compaction_started", "compaction_reason": "FilesMarkedForCompaction", "files_L1": [14698716], "files_L2": [14698757, 14698614], "score": 0.995406, "input_data_size": 64470579, "oldest_snapshot_seqno": 191320142267} 2024/08/21-02:05:12.140895 140539886933568 (Original Log Time 2024/08/21-02:05:12.140330) [compaction_job.cc:2018] [default] [JOB 60432] Compacted 1@1 + 2@2 files to L2 => 41946056 bytes 2024/08/21-02:05:12.140898 140539886933568 (Original Log Time 2024/08/21-02:05:12.140802) [compaction_job.cc:1220] [default] compacted to: files[0 0 2 0 0 0 0] max score 0.02, MB/sec: 9.4 rd, 6.1 wr, level 2, files in(1, 2) out(2 +0 blob) MB in(31.8, 29.7 +0.0 blob) out(40.0 +0.0 blob), read-write-amplify(3.2) write-amplify(1.3) OK, records in: 931203, records dropped: 0 output_compression: Snappy 2024/08/21-02:05:12.140910 140539886933568 (Original Log Time 2024/08/21-02:05:12.140863) EVENT_LOG_v1 {"time_micros": 1724177112140835, "cf": "default", "job": 60432, "event": "compaction_finished", "compaction_time_micros": 6854107, "compaction_time_cpu_micros": 2303429, "output_level": 2, "num_output_files": 2, "total_output_size": 41946056, "num_input_records": 931203, "num_output_records": 931203, "num_subcompactions": 1, "output_compression": "Snappy", "num_single_delete_mismatches": 0, "num_single_delete_fallthrough": 0, "file_write_nanos": 64754184, "file_range_sync_nanos": 0, "file_fsync_nanos": 2556, "file_prepare_write_nanos": 6824, "lsm_state": [0, 0, 2, 0, 0, 0, 0]} 2024/08/21-02:05:12.286654 140539886933568 DEBG dcompact_worker.cpp:240: HttpPost: 200 OK: url = http://nlb-7zny4kaa1poal01o64.cn-shenzhen.nlb.aliyuncs.com:8443, body = {"instanceId":"nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137","labourId":"","dbId":"a007a635-5c0a-4b4a-be96-b9c695cb016b","dbStarts":1724092920,"starts":1724177105,"executesMs":6999,"compactionJobId":60432,"attempt":0,"compactionInputRawBytes":134154610,"compactionInputZipBytes":64470579,"compactionOutputRawBytes":0,"compactionOutputZipBytes":41946056,"headers":{"Accept":"*/*","Connection":"close","Host":"aliyun-topling-saas.topling.cn:18443","RemoteIp":"120.24.192.169","X-Forwarded-For":"120.24.192.169","region":"cn-shenzhen","token":"e6474c481bd4415abc537135cc03626b","instance-token":"e6474c481bd4415abc537135cc03626b","provider":"aliyun","CloudMarketInstanceId":"si-59c0ae5c955845588903","MeteringAssit":"","Transfer-Encoding":"chunked","traceparent":"00-68e534f1e2e6d64c94f525cb10dc4e2f-bc47a8603d27599d-00"}}, response = 2024/08/21-02:05:12.286778 140539886933568 INFO dcompact_worker.cpp:1456: finish /worker/dcompact-log/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/2024-08-20T02.42.00/.rocksdb/job-60432/att-00: olev 2, work 6.999 s, result 6.457 ms, install 0.608 ms, input{raw 127.940 MiB zip 61.484 MiB}