Hello Facundo, Just go ahead and disable the WAL archives. You need the archives for the point-in-time-recovery feature that is supported by GridGain. I'll check with the community why we have the archives enabled by default in a separate discussion. https://ignite.apache.org/docs/latest/persistence/native-persistence#disabling-wal-archive
- Denis On Thu, Nov 5, 2020 at 11:37 AM facundo.maldonado < [email protected]> wrote: > Well, I found some useful numbers between two pages in the documentation. > > "By default, there are 10 active segments." wal ref > < > https://ignite.apache.org/docs/latest/persistence/native-persistence#write-ahead-log> > > > "The number of segments kept in the archive is such that the total size of > all segments does not exceed the specified size of the WAL archive. > By default, the maximum size of the WAL archive (total space it occupies on > disk) is defined as 4 times the size of the checkpointing buffer." > wal-archive ref > < > https://ignite.apache.org/docs/latest/persistence/native-persistence#wal-archive> > > > "The default buffer size is calculated as a function of the data region > size: > > Data Region Size Default Checkpointing Buffer Size > < 1 GB MIN (256 MB, Data_Region_Size) > between 1 GB and 8 GB Data_Region_Size / 4 > > 8 GB 2 GB" checkpoint buffer size > > < > https://ignite.apache.org/docs/latest/persistence/persistence-tuning#adjusting-checkpointing-buffer-size> > > > So, if i have: > data region max size: 5Gb > storage vol size: 10Gi > I can set: > WAL vol size: 1Gb # WAL size is 10 * wal segment 64Mb > WAL archive vol size: 5Gi > # 4 times checkpoint size > # region < 8Gb, checkpoint size is region/4 --> wal archive size is equals > to region size > # region > 8Gb, checkpoint is 2 Gb --> wal archive is at least 4*2Gb == 8GB > > With those settings, I can keep the test running some more time but the pod > keeps crashing. > At least, it seems that I'm not getting the same error as before. > > > > > > -- > Sent from: http://apache-ignite-users.70518.x6.nabble.com/ >
