Documentation Home
NDB Cluster Internals
Related Documentation Download this Manual
PDF (US Ltr) - 1.2Mb
PDF (A4) - 1.2Mb

2.77 DUMP 2550


data_node_id 2550 transaction_filters



Kernel Block


Description.  Dumps all transaction from data node data_node_id meeting the conditions established by the transaction filter or filters specified.

Sample Output.  Dump all transactions on node 2 which have been inactive for 30 seconds or longer:

ndb_mgm> 2 DUMP 2550 4 30
2011-11-01 13:16:49 [MgmSrvr] INFO     -- Node 2: Starting dump of transactions
2011-11-01 13:16:49 [MgmSrvr] INFO     -- Node 2: TRX[123]: API: 5(0x8035) transid: 0x31c 0x3500500 inactive: 42s state:
2011-11-01 13:16:49 [MgmSrvr] INFO     -- Node 2: End of transaction dump

Additional Information.  The following values may be used for transaction filters. The filter value must be followed by one or more node IDs or, in the case of the last entry in the table, by the time in seconds that transactions have been inactive:

Table 2.9 Data node transaction filter values and descriptions

Value Filter
1 API node ID
2 2 transaction IDs, defining a range of transactions
4 time transactions inactive (seconds)