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Authored by fgiunchedi on Jul 10 2015, 3:37 PM.
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Jul 10 2015, 3:37 PM
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--- /etc/cassandra/cassandra.yaml 2015-07-10 04:20:28.518774613 +0000
+++ /tmp/puppet-file20150710-43621-1hw0d99 2015-07-10 15:35:02.968696325 +0000
@@ -271,8 +271,8 @@
# On the other hand, since writes are almost never IO bound, the ideal
# number of "concurrent_writes" is dependent on the number of cores in
# your system; (8 * number_of_cores) is a good rule of thumb.
-concurrent_reads: 18
-concurrent_writes: 18
+concurrent_reads: 32
+concurrent_writes: 96
concurrent_counter_writes: 32
# Total memory to use for sstable-reading buffers. Defaults to
@@ -530,7 +530,7 @@
#
# If your data directories are backed by SSD, you should increase this
# to the number of cores.
-concurrent_compactors: 5
+concurrent_compactors: 10
# Throttles compaction to the given total throughput across the entire
# system. The faster you insert data, the faster you need to compact in