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MDEV-6368: assertion xid_seqno > trx_sys_cur_xid_seqno

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- Validate the specified wsrep_start_position value by also
checking the return status of wsrep->sst_received. This also
ensures that changes in wsrep_start_position is not allowed
when the node is not in JOINING state.
- Do not allow decrease in seqno within same UUID.
- The initial checkpoint in SEs should be [0...:-1].
This commit is contained in:
Nirbhay Choubey 2016-05-31 20:37:00 -04:00
commit de7eafc7ce
13 changed files with 219 additions and 87 deletions
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sql/wsrep_sst.h
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@ -63,7 +63,7 @@ extern void wsrep_sst_grab();
/*! Init thread waits for SST completion */
extern bool wsrep_sst_wait();
/*! Signals wsrep that initialization is complete, writesets can be applied */
extern void wsrep_sst_continue();
extern bool wsrep_sst_continue();
extern void wsrep_sst_auth_free();
extern void wsrep_SE_init_grab(); /*! grab init critical section */