sounds like the foreground read repair can cause issues to twcs (mix old and new data in same sstable), is there a way to disable the foreground read repair? is that indeed the case that it's problematic?
On Mon, Dec 17, 2018 at 9:21 AM Gil Ganz <gilg...@gmail.com> wrote: > hey jeff, attaching more information. > so this the situation before - 3 nodes in the cluster (3.11.3 in this case > but i saw same thing in 2.1 and 3.0), there is a script writing one row > every minute and another script doing nodetool flush every 10 minute. > window is defined as two hours, so after a few days this is how the > directory listing looks : > > drwxr-xr-x 2 cassandra cassandra 4096 Dec 11 10:38 backups > -rw-r--r-- 1 cassandra cassandra 646 Dec 12 05:25 mc-171-big-Index.db > -rw-r--r-- 1 cassandra cassandra 104 Dec 12 05:25 mc-171-big-Filter.db > -rw-r--r-- 1 cassandra cassandra 56 Dec 12 05:25 mc-171-big-Summary.db > -rw-r--r-- 1 cassandra cassandra 3561 Dec 12 05:25 mc-171-big-Data.db > -rw-r--r-- 1 cassandra cassandra 10 Dec 12 05:25 mc-171-big-Digest.crc32 > -rw-r--r-- 1 cassandra cassandra 59 Dec 12 05:25 > mc-171-big-CompressionInfo.db > -rw-r--r-- 1 cassandra cassandra 4893 Dec 12 05:25 mc-171-big-Statistics.db > -rw-r--r-- 1 cassandra cassandra 92 Dec 12 05:25 mc-171-big-TOC.txt > -rw-r--r-- 1 cassandra cassandra 565 Dec 12 05:25 mc-172-big-Index.db > -rw-r--r-- 1 cassandra cassandra 96 Dec 12 05:25 mc-172-big-Filter.db > -rw-r--r-- 1 cassandra cassandra 56 Dec 12 05:25 mc-172-big-Summary.db > -rw-r--r-- 1 cassandra cassandra 3475 Dec 12 05:25 mc-172-big-Data.db > -rw-r--r-- 1 cassandra cassandra 10 Dec 12 05:25 mc-172-big-Digest.crc32 > -rw-r--r-- 1 cassandra cassandra 59 Dec 12 05:25 > mc-172-big-CompressionInfo.db > -rw-r--r-- 1 cassandra cassandra 4865 Dec 12 05:25 mc-172-big-Statistics.db > -rw-r--r-- 1 cassandra cassandra 92 Dec 12 05:25 mc-172-big-TOC.txt > -rw-r--r-- 1 cassandra cassandra 637 Dec 12 05:25 mc-173-big-Index.db > -rw-r--r-- 1 cassandra cassandra 104 Dec 12 05:25 mc-173-big-Filter.db > -rw-r--r-- 1 cassandra cassandra 56 Dec 12 05:25 mc-173-big-Summary.db > -rw-r--r-- 1 cassandra cassandra 3678 Dec 12 05:25 mc-173-big-Data.db > -rw-r--r-- 1 cassandra cassandra 10 Dec 12 05:25 mc-173-big-Digest.crc32 > -rw-r--r-- 1 cassandra cassandra 59 Dec 12 05:25 > mc-173-big-CompressionInfo.db > -rw-r--r-- 1 cassandra cassandra 92 Dec 12 05:25 mc-173-big-TOC.txt > -rw-r--r-- 1 cassandra cassandra 4888 Dec 12 05:25 mc-173-big-Statistics.db > . > . > -rw-r--r-- 1 cassandra cassandra 340 Dec 15 20:10 mc-873-big-Index.db > -rw-r--r-- 1 cassandra cassandra 64 Dec 15 20:10 mc-873-big-Filter.db > -rw-r--r-- 1 cassandra cassandra 56 Dec 15 20:10 mc-873-big-Summary.db > -rw-r--r-- 1 cassandra cassandra 1910 Dec 15 20:10 mc-873-big-Data.db > -rw-r--r-- 1 cassandra cassandra 10 Dec 15 20:10 mc-873-big-Digest.crc32 > -rw-r--r-- 1 cassandra cassandra 51 Dec 15 20:10 > mc-873-big-CompressionInfo.db > -rw-r--r-- 1 cassandra cassandra 4793 Dec 15 20:10 mc-873-big-Statistics.db > -rw-r--r-- 1 cassandra cassandra 92 Dec 15 20:10 mc-873-big-TOC.txt > . > . > . > -rw-r--r-- 1 cassandra cassandra 24 Dec 17 06:50 mc-1150-big-Filter.db > -rw-r--r-- 1 cassandra cassandra 51 Dec 17 06:50 mc-1150-big-Index.db > -rw-r--r-- 1 cassandra cassandra 56 Dec 17 06:50 mc-1150-big-Summary.db > -rw-r--r-- 1 cassandra cassandra 10 Dec 17 06:50 mc-1150-big-Digest.crc32 > -rw-r--r-- 1 cassandra cassandra 226 Dec 17 06:50 mc-1150-big-Data.db > -rw-r--r-- 1 cassandra cassandra 43 Dec 17 06:50 > mc-1150-big-CompressionInfo.db > -rw-r--r-- 1 cassandra cassandra 92 Dec 17 06:50 mc-1150-big-TOC.txt > -rw-r--r-- 1 cassandra cassandra 4691 Dec 17 06:50 > mc-1150-big-Statistics.db > > > > check out sstable 873 is from dec 15. at this point i remove node no 3. > and the log shows streamed data is creating sstables 1150-1200. it also > shows one of these sstables being compacted with sstable 873, resulting in > sstable number 1228, an operation which from what i understand should not > happen. > > DEBUG [StreamReceiveTask:1] 2018-12-17 06:59:54,199 > StreamReceiveTask.java:213 - [Stream #5ae370a0-01c9-11e9-ba69-d743ff231136] > Received 58 sstables from /10.106.12.34 > ([BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1151-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1152-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1153-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1154-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1155-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1156-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1157-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1158-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1159-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1160-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1161-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1162-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1163-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1164-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1165-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1166-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1167-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1168-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1169-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1170-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1171-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1172-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1173-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1174-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1175-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1176-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1177-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1178-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1179-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1180-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1181-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1182-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1183-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1184-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1185-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1186-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1187-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1188-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1189-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1190-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1191-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1192-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1193-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1194-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1195-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1196-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1197-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1198-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1199-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1200-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1201-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0 > > > > DEBUG [CompactionExecutor:45] 2018-12-17 06:59:54,564 > TimeWindowCompactionStrategy.java:308 - bucket size 2 >= 2 and not in > current bucket, compacting what's here: > [BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-873-big-Data.db'), > BigTableReader(path='/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1196-big-Data.db')] > > DEBUG [CompactionExecutor:45] 2018-12-17 06:59:54,564 > CompactionTask.java:155 - Compacting (5b702040-01c9-11e9-ba69-d743ff231136) > [/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1196-big-Data.db:level=0, > /var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-873-big-Data.db:level=0, > ] > > DEBUG [CompactionExecutor:45] 2018-12-17 06:59:54,578 > CompactionTask.java:255 - Compacted (5b702040-01c9-11e9-ba69-d743ff231136) > 2 sstables to > [/var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1228-big,] > to level=0. 3.397KiB to 3.383KiB (~99% of original) in 13ms. Read > Throughput = 244.120KiB/s, Write Throughput = 243.067KiB/s, Row Throughput > = ~184/s. 71 total partitions merged to 71. Partition merge counts were > {1:71, } > > see sstablemetadata output for sstable 873 and 1228. as you can see the > 1228 min timstamp is old. > > 873: > WARN 07:11:30,845 Only 45.238GiB free across all data volumes. Consider > adding more capacity to your cluster or removing obsolete snapshots > SSTable: /root/gil_sstables_before/mc-873-big > Partitioner: org.apache.cassandra.dht.Murmur3Partitioner > Bloom Filter FP chance: 0.010000 > Minimum timestamp: 1544896864561707 > Maximum timestamp: 1544903882074190 > SSTable min local deletion time: 2147483647 > SSTable max local deletion time: 2147483647 > Compressor: org.apache.cassandra.io.compress.LZ4Compressor > Compression ratio: 0.6954296160877513 > TTL min: 0 > TTL max: 0 > First token: -7160136740246525330 (key=42) > Last token: 8209703677368372043 (key=34) > minClustringValues: [2018-12-15 18:01Z] > maxClustringValues: [2018-12-15 19:58Z] > Estimated droppable tombstones: 0.0 > SSTable Level: 0 > Repaired at: 0 > Replay positions covered: {CommitLogPosition(segmentId=1544706489001, > position=19800215)=CommitLogPosition(segmentId=1544706489001, > position=20586499)} > totalColumnsSet: 62 > totalRows: 62 > Estimated tombstone drop times: > Count Row Size Cell Count > 1 0 24 > 2 0 7 > 3 0 5 > 4 0 1 > 5 0 1 > 6 0 0 > 7 0 0 > 8 0 0 > 10 0 0 > 12 0 0 > 14 0 0 > 17 0 0 > 20 0 0 > 24 0 0 > 29 0 0 > 35 0 0 > 42 0 0 > 50 7 0 > 60 17 0 > 72 0 0 > 86 5 0 > 103 2 0 > 124 5 0 > 149 1 0 > 179 0 0 > 215 1 0 > 258 0 0 > 310 0 0 > 372 0 0 > 446 0 0 > 535 0 0 > 642 0 0 > 770 0 0 > 924 0 0 > 1109 0 0 > 1331 0 0 > 1597 0 0 > 1916 0 0 > 2299 0 0 > 2759 0 0 > 3311 0 0 > 3973 0 0 > 4768 0 0 > 5722 0 0 > 6866 0 0 > 8239 0 0 > 9887 0 0 > 11864 0 0 > 14237 0 0 > 17084 0 0 > 20501 0 0 > 24601 0 0 > 29521 0 0 > 35425 0 0 > 42510 0 0 > 51012 0 0 > 61214 0 0 > 73457 0 0 > 88148 0 0 > 105778 0 0 > 126934 0 0 > 152321 0 0 > 182785 0 0 > 219342 0 0 > 263210 0 0 > 315852 0 0 > 379022 0 0 > 454826 0 0 > 545791 0 0 > 654949 0 0 > 785939 0 0 > 943127 0 0 > 1131752 0 0 > 1358102 0 0 > 1629722 0 0 > 1955666 0 0 > 2346799 0 0 > 2816159 0 0 > 3379391 0 0 > 4055269 0 0 > 4866323 0 0 > 5839588 0 0 > 7007506 0 0 > 8409007 0 0 > 10090808 0 0 > 12108970 0 0 > 14530764 0 0 > 17436917 0 0 > 20924300 0 0 > 25109160 0 0 > 30130992 0 0 > 36157190 0 0 > 43388628 0 0 > 52066354 0 0 > 62479625 0 0 > 74975550 0 0 > 89970660 0 0 > 107964792 0 0 > 129557750 0 0 > 155469300 0 0 > 186563160 0 0 > 223875792 0 0 > 268650950 0 0 > 322381140 0 0 > 386857368 0 0 > 464228842 0 0 > 557074610 0 0 > 668489532 0 0 > 802187438 0 0 > 962624926 0 0 > 1155149911 0 0 > 1386179893 0 0 > 1663415872 0 0 > 1996099046 0 0 > 2395318855 0 0 > 2874382626 0 > 3449259151 0 > 4139110981 0 > 4966933177 0 > 5960319812 0 > 7152383774 0 > 8582860529 0 > 10299432635 0 > 12359319162 0 > 14831182994 0 > 17797419593 0 > 21356903512 0 > 25628284214 0 > 30753941057 0 > 36904729268 0 > 44285675122 0 > 53142810146 0 > 63771372175 0 > 76525646610 0 > 91830775932 0 > 110196931118 0 > 132236317342 0 > 158683580810 0 > 190420296972 0 > 228504356366 0 > 274205227639 0 > 329046273167 0 > 394855527800 0 > 473826633360 0 > 568591960032 0 > 682310352038 0 > 818772422446 0 > 982526906935 0 > 1179032288322 0 > 1414838745986 0 > Estimated cardinality: 38 > EncodingStats minTTL: 0 > EncodingStats minLocalDeletionTime: 1442880000 > EncodingStats minTimestamp: 1544896864561707 > KeyType: org.apache.cassandra.db.marshal.Int32Type > ClusteringTypes: [org.apache.cassandra.db.marshal.TimestampType] > StaticColumns: {} > RegularColumns: {name:org.apache.cassandra.db.marshal.UTF8Type} > You have new mail in /var/spool/mail/root > > > > 1228 : > > WARN 07:10:51,187 Only 45.238GiB free across all data volumes. Consider > adding more capacity to your cluster or removing obsolete snapshots > SSTable: > /var/lib/cassandra/data/gil_test/my_test-e97d9860fd3011e8ad4d61ca1e38b0ef/mc-1228-big > Partitioner: org.apache.cassandra.dht.Murmur3Partitioner > Bloom Filter FP chance: 0.010000 > Minimum timestamp: 1544896805142916 > Maximum timestamp: 1544903882074190 > SSTable min local deletion time: 2147483647 > SSTable max local deletion time: 2147483647 > Compressor: org.apache.cassandra.io.compress.LZ4Compressor > Compression ratio: 0.6942828485456369 > TTL min: 0 > TTL max: 0 > First token: -9108684050423740263 (key=53) > Last token: 8669466869824630438 (key=77) > minClustringValues: [2018-12-15 18:00Z] > maxClustringValues: [2018-12-15 19:58Z] > Estimated droppable tombstones: 0.0 > SSTable Level: 0 > Repaired at: 0 > Replay positions covered: {CommitLogPosition(segmentId=1544706489001, > position=19800215)=CommitLogPosition(segmentId=1544706489001, > position=20586499)} > totalColumnsSet: 113 > totalRows: 113 > Estimated tombstone drop times: > Count Row Size Cell Count > 1 0 41 > 2 0 21 > 3 0 7 > 4 0 1 > 5 0 1 > 6 0 0 > 7 0 0 > 8 0 0 > 10 0 0 > 12 0 0 > 14 0 0 > 17 0 0 > 20 0 0 > 24 0 0 > 29 0 0 > 35 0 0 > 42 0 0 > 50 16 0 > 60 25 0 > 72 0 0 > 86 17 0 > 103 4 0 > 124 7 0 > 149 1 0 > 179 0 0 > 215 1 0 > 258 0 0 > 310 0 0 > 372 0 0 > 446 0 0 > 535 0 0 > 642 0 0 > 770 0 0 > 924 0 0 > 1109 0 0 > 1331 0 0 > 1597 0 0 > 1916 0 0 > 2299 0 0 > 2759 0 0 > 3311 0 0 > 3973 0 0 > 4768 0 0 > 5722 0 0 > 6866 0 0 > 8239 0 0 > 9887 0 0 > 11864 0 0 > 14237 0 0 > 17084 0 0 > 20501 0 0 > 24601 0 0 > 29521 0 0 > 35425 0 0 > 42510 0 0 > 51012 0 0 > 61214 0 0 > 73457 0 0 > 88148 0 0 > 105778 0 0 > 126934 0 0 > 152321 0 0 > 182785 0 0 > 219342 0 0 > 263210 0 0 > 315852 0 0 > 379022 0 0 > 454826 0 0 > 545791 0 0 > 654949 0 0 > 785939 0 0 > 943127 0 0 > 1131752 0 0 > 1358102 0 0 > 1629722 0 0 > 1955666 0 0 > 2346799 0 0 > 2816159 0 0 > 3379391 0 0 > 4055269 0 0 > 4866323 0 0 > 5839588 0 0 > 7007506 0 0 > 8409007 0 0 > 10090808 0 0 > 12108970 0 0 > 14530764 0 0 > 17436917 0 0 > 20924300 0 0 > 25109160 0 0 > 30130992 0 0 > 36157190 0 0 > 43388628 0 0 > 52066354 0 0 > 62479625 0 0 > 74975550 0 0 > 89970660 0 0 > 107964792 0 0 > 129557750 0 0 > 155469300 0 0 > 186563160 0 0 > 223875792 0 0 > 268650950 0 0 > 322381140 0 0 > 386857368 0 0 > 464228842 0 0 > 557074610 0 0 > 668489532 0 0 > 802187438 0 0 > 962624926 0 0 > 1155149911 0 0 > 1386179893 0 0 > 1663415872 0 0 > 1996099046 0 0 > 2395318855 0 0 > 2874382626 0 > 3449259151 0 > 4139110981 0 > 4966933177 0 > 5960319812 0 > 7152383774 0 > 8582860529 0 > 10299432635 0 > 12359319162 0 > 14831182994 0 > 17797419593 0 > 21356903512 0 > 25628284214 0 > 30753941057 0 > 36904729268 0 > 44285675122 0 > 53142810146 0 > 63771372175 0 > 76525646610 0 > 91830775932 0 > 110196931118 0 > 132236317342 0 > 158683580810 0 > 190420296972 0 > 228504356366 0 > 274205227639 0 > 329046273167 0 > 394855527800 0 > 473826633360 0 > 568591960032 0 > 682310352038 0 > 818772422446 0 > 982526906935 0 > 1179032288322 0 > 1414838745986 0 > Estimated cardinality: 71 > EncodingStats minTTL: 0 > EncodingStats minLocalDeletionTime: 1442880000 > EncodingStats minTimestamp: 1544896805142916 > KeyType: org.apache.cassandra.db.marshal.Int32Type > ClusteringTypes: [org.apache.cassandra.db.marshal.TimestampType] > StaticColumns: {} > RegularColumns: {name:org.apache.cassandra.db.marshal.UTF8Type} > > thanks > gil > > >> >> ---------- Forwarded message --------- >> From: Jeff Jirsa <jji...@gmail.com> >> Date: Fri, Dec 14, 2018 at 8:56 AM >> Subject: Re: TWCS sstables gets merged following node removal >> To: <user@cassandra.apache.org> >> >> >> Remove node will stream data from all windows to remote nodes , so some >> compaction is expected >> >> Would need to see the sstablemetadata to understand what’s happening >> there. >> >> -- >> Jeff Jirsa >> >> >> On Dec 13, 2018, at 10:26 PM, Roy Burstein <burstein....@gmail.com> >> wrote: >> >> Hi all , >> >> My colleague opened Jira ticket for the issue but we are struggling with >> this issue for a while and we have space issues : >> >> https://issues.apache.org/jira/browse/CASSANDRA-14929 >> >> >> After removing a node from the cluster, a table that is defined as TWCS, >> has sstables from different time windows merged together, making old and >> new data sit in the same sstable(the full example is in the ticket). >> >> Any idea about this?workaround?Known issues? >> >> Thanks! >> >> Roy >> >>