Strategies for Landing an Oracle DBA Job as a Fresher
Analyzing 1.2 Million Network Packets per Second in Real-time
1. OpenSOC
The Open Security Operations
Center
for
Analyzing 1.2 Million Network Packets per Second
in Real TimeJames Sirota,
Big Data Architect
Cisco Security Solutions Practice
jsirota@cisco.com
Sheetal Dolas
Principal Architect
Hortonworks
sheetal@hortonworks.com
June 3, 2014
In Storm bolts shuffle group based on regions so that each HBase bolt gets data mostly for one or two regions and minimizes RS trips
In case of DoS attack situations where actual packet are very small 20-60 bytes and individual packets are not very critical for analysis, skip WAL
In Storm bolts shuffle group based on regions so that each HBase bolt gets data mostly for one or two regions and minimizes RS trips
In case of DoS attack situations where actual packet are very small 20-60 bytes and individual packets are not very critical for analysis, skip WAL
Frequent minor compactions reduce the overall throughput of system. For ‘write’ heavy workload reduce frequency of minor compactions by increasing hbase.hstore.blockingStoreFiles (we used 200)
Frequent minor compactions reduce the overall throughput of system. For ‘write’ heavy workload reduce frequency of minor compactions by increasing hbase.hstore.blockingStoreFiles (we used 200)
Frequent minor compactions reduce the overall throughput of system. For ‘write’ heavy workload reduce frequency of minor compactions by increasing hbase.hstore.blockingStoreFiles (we used 200)