2024/04/10-04:53:34.933414 140210070922816 DEBG dcompact_worker.cpp:2211: /storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00: fork to child time = 0.009637 sec 2024/04/10-04:53:34.934274 140210070922816 DEBG dcompact_worker.cpp:1011: Beg SerDeRead: /storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00 2024/04/10-04:53:34.939053 140210070922816 DEBG dcompact_worker.cpp:1031: End SerDeRead: /storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00 2024/04/10-04:53:34.940426 140210070922816 TRAC dcompact_worker.cpp:1081: INFO_LOG_LEVEL: rpc = INFO_LEVEL, env_var = undefined 2024/04/10-04:53:34.940724 140210070922816 [WARN] [column_family.cc:386] multiple cf_paths/db_paths and level_compaction_dynamic_level_bytes can't be used together 2024/04/10-04:53:34.986406 140210070922816 [version_set.cc:6139] Recovering from manifest file: /worker/dcompact-log/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/2024-04-10T01.28.05/.rocksdb/job-12842/att-00/MANIFEST-11918007 2024/04/10-04:53:35.058832 140210070922816 [version_set.cc:6182] Recovered from manifest file:/worker/dcompact-log/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/2024-04-10T01.28.05/.rocksdb/job-12842/att-00/MANIFEST-11918007 succeeded,manifest_file_number is 11918007, next_file_number is 11932378, last_sequence is 132104084535, log_number is 0,prev_log_number is 0,max_column_family is 0,min_log_number_to_keep is 11932296 2024/04/10-04:53:35.058838 140210070922816 [version_set.cc:6197] Column family [default] (ID 0), log number is 0 2024/04/10-04:53:35.058905 140210070922816 [version_set.cc:5652] Creating manifest 11932378 2024/04/10-04:53:35.182441 140210070922816 DEBG dcompact_worker.cpp:1215: /storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00: bottommost_level: fake = 1, rpc = 0 2024/04/10-04:53:35.205607 140210070922816 [compaction_job.cc:2433] [default] [JOB 12842] Compacting 1@2 + 2@3 files to L3, score 1.05, subcompactions 1 : 1 2024/04/10-04:53:35.205620 140210070922816 [compaction_job.cc:2441] [default]: Compaction start summary: Base version 6483 Base level 2, inputs: [11932369(19MB)], [11931679(16MB) 11931331(25MB)] 2024/04/10-04:53:35.217026 140210070922816 [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 2024/04/10-04:53:35.217064 140210070922816 [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 2024/04/10-04:53:35.217093 140210070922816 [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 2024/04/10-04:53:35.217104 140210070922816 [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 2024/04/10-04:53:35.217113 140210070922816 [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 2024/04/10-04:53:35.510309 140210070922816 [top_zip_table_builder.cc:934] ToplingZipTableBuilder(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00/11932379.sst) /dev/shm/ToplingTemp/Topling-1792211-nAdCNO 2024/04/10-04:53:36.354692 140210070922816 [top_zip_table_builder.cc:1344] ToplingZipTableBuilder::Finish(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00/11932379.sst): first pass time = 0.84's, 158.962'MB/sec 2024/04/10-04:53:38.534213 140210070922816 [top_zip_table_builder.cc:2764] ToplingZipTableBuilder::Finish(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00/11932379.sst): old prealloc_size = 71316797, real_size = 36456256 2024/04/10-04:53:38.534808 140210070922816 [top_zip_table_builder.cc:1765] BuildReorderMap(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00/11932379.sst): index type = NestLoudsTrieDAWG_Mixed_XL_256_32_FL, store type = DictZipBlobStore usrkeys = 928617 prefix = 4 raw-key = 0.0149 GB zip-key = 0.0018 GB avg-key = 16.00 avg-zkey = 1.90 raw-val = 0.1082 GB zip-val = 0.0345 GB avg-val = 116.54 avg-zval = 37.11 2024/04/10-04:53:38.535603 140210070922816 [top_zip_table_builder.cc:1295] /storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00/11932379.sst: sumWaitingMem = 0.002 GB, sumWorkingMem = 0.026 GB, reorder workingMem = 0.0023 GB, waited 0.000 sec, Key+Value = 0.134 GB 2024/04/10-04:53:39.313216 140210070922816 [top_zip_table_builder.cc:3092] ToplingZipTableBuilder::Finish(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00/11932379.sst): second pass time = 2.18's, 49.672'MB/sec, value only(80.6% of KV) wait indexing time = 0.00's, remap KeyValue time = 0.78's, 52.067'MB/sec (all stages of remap) Get OrderMap time = 0.00's, 3097.111'MB/sec (index lex order gen) rebuild zvType time = 0.64's, 0.362'MB/sec write SST data time = 0.14's, 296.712'MB/sec dict compress time = 4356233619.02's, 0.000'MB/sec z-dict build time = 0.00's, sample length = 1.080'MB, throughput = 27007.052'MB/sec zip my value time = 2.18's, unzip length = 0.108'GB zip my value throughput = 49.672'MB/sec zip pipeline throughput = 102.304'MB/sec entries = 928617 avg-key = 28.00 avg-zkey = 1.90 avg-val = 116.54 avg-zval = 37.11 usrkeys = 928617 avg-key = 20.00 avg-zkey = 1.90 avg-val = 123.54 avg-zval = 37.11 TagRS{ kinds = RS_Key0_Tag1 bytes = 0 } TagArray{ size = 928617 bytes = 3250176 } seq expand size = 6500319 multi value expand size = 0 cnt WriteAppend = 13 UnZipSize{ index = 0.0186 GB value = 0.1082 GB dict = 1.08 MB all = 0.1342 GB } __ZipSize{ index = 0.0018 GB value = 0.0345 GB dict = 1.08 MB all = 0.0406 GB } UnZip/Zip{ index = 10.5131 value = 3.1406 dict = 1.00 all = 3.3091 } Zip/UnZip{ index = 0.0951 value = 0.3184 dict = 1.00 all = 0.3022 } ---------------------------- total value len = 2563.840725 GB avg = 0.184 KB (by entry num) total key len = 298.283187 GB avg = 0.021 KB total ukey len = 155.602475 GB avg = 0.010 KB total ukey num = 15.911739847 Billion total entry num = 13.967010595 Billion write speed all = 38.213215364 MB/sec (with seq num) write speed all = 36.721387895 MB/sec (without seq num) 2024/04/10-04:53:39.421984 140210070922816 [compaction_job.cc:1944] [default] [JOB 12842] Generated table #11932379: 928617 keys, 40560157 bytes, temperature: kWarm 2024/04/10-04:53:39.422052 140210070922816 EVENT_LOG_v1 {"time_micros": 1712696019422012, "cf_name": "default", "job": 12842, "event": "table_file_creation", "file_number": 11932379, "file_size": 40560157, "file_checksum": "", "file_checksum_func_name": "Unknown", "smallest_seqno": 131951732581, "largest_seqno": 132103636316, "table_properties": {"data_size": 34457328, "index_size": 1766592, "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": 26001276, "raw_average_key_size": 28, "raw_value_size": 108216506, "raw_average_value_size": 116, "num_data_blocks": 1, "num_entries": 928617, "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": 1712696015, "oldest_key_time": 0, "file_creation_time": 1712696015, "slow_compression_estimated_data_size": 0, "fast_compression_estimated_data_size": 0, "db_id": "a007a635-5c0a-4b4a-be96-b9c695cb016b", "db_session_id": "CB9QF1WBGKIW039OVK4X", "orig_file_number": 11932379, "seqno_to_time_mapping": "N/A", "__indexstats__": "[...1 records...]"}} 2024/04/10-04:53:39.477285 140210070922816 [top_zip_table_builder.cc:934] ToplingZipTableBuilder(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00/11932380.sst) /dev/shm/ToplingTemp/Topling-1792211-nFAe6K 2024/04/10-04:53:39.701434 140210070922816 [top_zip_table_builder.cc:1344] ToplingZipTableBuilder::Finish(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00/11932380.sst): first pass time = 0.22's, 238.864'MB/sec 2024/04/10-04:53:40.402230 140210070922816 [top_zip_table_builder.cc:2764] ToplingZipTableBuilder::Finish(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00/11932380.sst): old prealloc_size = 71316797, real_size = 14899776 2024/04/10-04:53:40.402522 140210070922816 [top_zip_table_builder.cc:1765] BuildReorderMap(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00/11932380.sst): index type = NestLoudsTrieDAWG_Mixed_XL_256_32_FL, store type = DictZipBlobStore usrkeys = 370515 prefix = 4 raw-key = 0.0059 GB zip-key = 0.0007 GB avg-key = 16.00 avg-zkey = 1.92 raw-val = 0.0432 GB zip-val = 0.0141 GB avg-val = 116.48 avg-zval = 38.05 2024/04/10-04:53:40.402853 140210070922816 [top_zip_table_builder.cc:1295] /storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00/11932380.sst: sumWaitingMem = 0.001 GB, sumWorkingMem = 0.026 GB, reorder workingMem = 0.0009 GB, waited 0.000 sec, Key+Value = 0.054 GB 2024/04/10-04:53:40.790737 140210070922816 [top_zip_table_builder.cc:3092] ToplingZipTableBuilder::Finish(/storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00/11932380.sst): second pass time = 0.70's, 61.649'MB/sec, value only(80.6% of KV) wait indexing time = 0.00's, remap KeyValue time = 0.39's, 42.583'MB/sec (all stages of remap) Get OrderMap time = 0.00's, 2669.593'MB/sec (index lex order gen) rebuild zvType time = 0.33's, 0.278'MB/sec write SST data time = 0.05's, 303.297'MB/sec dict compress time = 4356233619.02's, 0.000'MB/sec z-dict build time = 0.00's, sample length = 0.435'MB, throughput = 9780.394'MB/sec zip my value time = 0.70's, unzip length = 0.043'GB zip my value throughput = 61.649'MB/sec zip pipeline throughput = 109.089'MB/sec entries = 370515 avg-key = 28.00 avg-zkey = 1.92 avg-val = 116.48 avg-zval = 38.05 usrkeys = 370515 avg-key = 20.00 avg-zkey = 1.92 avg-val = 123.48 avg-zval = 38.05 TagRS{ kinds = RS_Key0_Tag1 bytes = 0 } TagArray{ size = 370515 bytes = 1296816 } seq expand size = 2593605 multi value expand size = 0 cnt WriteAppend = 14 UnZipSize{ index = 0.0074 GB value = 0.0432 GB dict = 0.44 MB all = 0.0535 GB } __ZipSize{ index = 0.0007 GB value = 0.0141 GB dict = 0.44 MB all = 0.0165 GB } UnZip/Zip{ index = 10.4330 value = 3.0616 dict = 1.00 all = 3.2358 } Zip/UnZip{ index = 0.0958 value = 0.3266 dict = 1.00 all = 0.3090 } ---------------------------- total value len = 2563.886477 GB avg = 0.184 KB (by entry num) total key len = 298.293561 GB avg = 0.021 KB total ukey len = 155.609885 GB avg = 0.010 KB total ukey num = 15.912110362 Billion total entry num = 13.967381110 Billion write speed all = 38.213210889 MB/sec (with seq num) write speed all = 36.721373275 MB/sec (without seq num) 2024/04/10-04:53:40.813633 140210070922816 [compaction_job.cc:1944] [default] [JOB 12842] Generated table #11932380: 370515 keys, 16543792 bytes, temperature: kWarm 2024/04/10-04:53:40.813682 140210070922816 EVENT_LOG_v1 {"time_micros": 1712696020813654, "cf_name": "default", "job": 12842, "event": "table_file_creation", "file_number": 11932380, "file_size": 16543792, "file_checksum": "", "file_checksum_func_name": "Unknown", "smallest_seqno": 131951732599, "largest_seqno": 132103634452, "table_properties": {"data_size": 14096688, "index_size": 710272, "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": 10374420, "raw_average_key_size": 28, "raw_value_size": 43158646, "raw_average_value_size": 116, "num_data_blocks": 1, "num_entries": 370515, "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": 1712696019, "oldest_key_time": 0, "file_creation_time": 1712696019, "slow_compression_estimated_data_size": 0, "fast_compression_estimated_data_size": 0, "db_id": "a007a635-5c0a-4b4a-be96-b9c695cb016b", "db_session_id": "CB9QF1WBGKIW039OVK4X", "orig_file_number": 11932380, "seqno_to_time_mapping": "N/A", "__indexstats__": "[...1 records...]"}} 2024/04/10-04:53:40.832991 140210070922816 [compaction_job.cc:699] job-12842: subcompact[0], size: 0.057104 G, files: /storage/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/mytopling/.rocksdb/job-12842/att-00 [11932379,11932380] 2024/04/10-04:53:40.854023 140210070922816 (Original Log Time 2024/04/10-04:53:35.205683) EVENT_LOG_v1 {"time_micros": 1712696015205637, "job": 12842, "event": "compaction_started", "compaction_reason": "LevelMaxLevelSize", "files_L2": [11932369], "files_L3": [11931679, 11931331], "score": 1.05367, "input_data_size": 64833452, "oldest_snapshot_seqno": 132104084055} 2024/04/10-04:53:40.854026 140210070922816 (Original Log Time 2024/04/10-04:53:40.850914) [compaction_job.cc:2018] [default] [JOB 12842] Compacted 1@2 + 2@3 files to L3 => 57103949 bytes 2024/04/10-04:53:40.854028 140210070922816 (Original Log Time 2024/04/10-04:53:40.853976) [compaction_job.cc:1220] [default] compacted to: files[0 0 0 2 0 0 0] max score 0.00, MB/sec: 11.5 rd, 10.1 wr, level 3, files in(1, 2) out(2 +0 blob) MB in(19.9, 41.9 +0.0 blob) out(54.5 +0.0 blob), read-write-amplify(5.8) write-amplify(2.7) OK, records in: 1464172, records dropped: 165040 output_compression: Snappy 2024/04/10-04:53:40.854033 140210070922816 (Original Log Time 2024/04/10-04:53:40.854009) EVENT_LOG_v1 {"time_micros": 1712696020853994, "cf": "default", "job": 12842, "event": "compaction_finished", "compaction_time_micros": 5627312, "compaction_time_cpu_micros": 1941751, "output_level": 3, "num_output_files": 2, "total_output_size": 57103949, "num_input_records": 1464172, "num_output_records": 1299132, "num_subcompactions": 1, "output_compression": "Snappy", "num_single_delete_mismatches": 0, "num_single_delete_fallthrough": 0, "file_write_nanos": 42968677, "file_range_sync_nanos": 0, "file_fsync_nanos": 1281, "file_prepare_write_nanos": 4829, "lsm_state": [0, 0, 0, 2, 0, 0, 0]} 2024/04/10-04:53:40.970044 140210070922816 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":1712683685,"starts":1712696014,"executesMs":5911,"compactionJobId":12842,"attempt":0,"compactionInputRawBytes":211186528,"compactionInputZipBytes":64833452,"compactionOutputRawBytes":0,"compactionOutputZipBytes":57103949,"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-a409717b37ce317a6e10524904e59d38-a076682b07a9cac1-00"}}, response = 2024/04/10-04:53:40.970113 140210070922816 INFO dcompact_worker.cpp:1456: finish /worker/dcompact-log/nfs/i-wz9deglxdazgiryp6ltb_10.57.5.137/2024-04-10T01.28.05/.rocksdb/job-12842/att-00: olev 3, work 5.911 s, result 6.158 ms, install 3.134 ms, input{raw 201.403 MiB zip 61.830 MiB}