Hello, The cache is internal system cache which designed for store information about data structures [1]. You need to use beckup if afraid to lose data when node failure. When any data lost, behavior of data structures will be difficult to explain.
[1] http://apacheignite.gridgain.org/v1.0/docs/atomic-types#atomic-configuration On Fri, Aug 5, 2016 at 10:22 AM, Jason <[email protected]> wrote: > hi Ignite, > > 1. what does ignite-atomics-sys-cache do? from the below code, seems that > it > contains some locks for the ignite. > dsView = atomicsCache; > cntDownLatchView = atomicsCache; > semView = atomicsCache; > reentrantLockView = atomicsCache; > atomicLongView = atomicsCache; > atomicRefView = atomicsCache; > atomicStampedView = atomicsCache; > seqView = atomicsCache; > > 2. In the AtomicConfiguration, its default backup is 0. If for the best > practice, how many backup should it be set? > > Thanks, > -Jason > > > > -- > View this message in context: http://apache-ignite-users. > 70518.x6.nabble.com/What-does-ignite-atomics-sys-cache-do- > and-how-many-backups-should-it-set-tp6778.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. > -- Vladislav Pyatkov
