Timo, You need to upgrade to 1.4.10. There is a known leveldb bug in 1.4.9 that fits your symptoms:
- 1.4.10 Release Notes: https://github.com/basho/riak/blob/1.4/RELEASE-NOTES.md - leveldb bug: https://github.com/basho/leveldb/issues/135 Matthew On Nov 23, 2014, at 8:36 AM, Timo Gatsonides <t...@me.com> wrote: > Hi, > > I have recently added a 7th node to an existing cluster of 6 nodes. Standard > ring size. Riak 1.4.9, the new node is on Ubuntu 14, I used the Ubuntu 12 > package. > > It seems like the progress of transferring data is really, really slow. The > disks are continuously reading and writing data (50+Mb/s), but the total > amount of data is growing slowly. > > In the leveldb logs I see a lot of error messages like these: > > 7fec9efb5700 Compaction error: IO error: > /bigdata/riak/bigleveldb/479555224749202520035584085735030365824602865664/sst_0/001432.sst: > No such file or directory > > I have already stopped the node once, ran leveldb:repair on all the > partitions and then restarted Riak. Now again these messages are appearing. > > Can someone please explain the cause of this and if this is normal? > > Background info: the new node is using ZFS, all the other nodes have around > 3TB of data in the /bigdata/riak/bigleveldb directories and there are a lot > of relatively large values that are 2-10Mb in size. > > Kind regards, > Timo > > _______________________________________________ > riak-users mailing list > riak-users@lists.basho.com > http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com
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