E, [2015-11-13T19:40:33.659709 #18501] ERROR -- : cache error: invalid byte sequence in UTF-8
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/rack-cache-1.3.1/lib/rack/cache/key.rb:46:in `split'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/rack-cache-1.3.1/lib/rack/cache/key.rb:46:in `block in query_string'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/rack-cache-1.3.1/lib/rack/cache/key.rb:46:in `map'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/rack-cache-1.3.1/lib/rack/cache/key.rb:46:in `query_string'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/rack-cache-1.3.1/lib/rack/cache/key.rb:31:in `generate'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/rack-cache-1.3.1/lib/rack/cache/key.rb:10:in `call'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/rack-cache-1.3.1/lib/rack/cache/metastore.rb:90:in `cache_key'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/rack-cache-1.3.1/lib/rack/cache/metastore.rb:29:in `lookup'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/rack-cache-1.3.1/lib/rack/cache/context.rb:169:in `lookup'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/rack-cache-1.3.1/lib/rack/cache/context.rb:66:in `call!'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/rack-cache-1.3.1/lib/rack/cache/context.rb:51:in `call'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/newrelic_rpm-3.11.2.286/lib/new_relic/agent/instrumentation/middleware_tracing.rb:67:in `call'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/railties-4.2.4/lib/rails/engine.rb:518:in `call'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/railties-4.2.4/lib/rails/application.rb:165:in `call'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/newrelic_rpm-3.11.2.286/lib/new_relic/agent/instrumentation/middleware_tracing.rb:67:in `call'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/unicorn-4.9.0/lib/unicorn/http_server.rb:580:in `process_client'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/unicorn-4.9.0/lib/unicorn/http_server.rb:674:in `worker_loop'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/unicorn-4.9.0/lib/unicorn/http_server.rb:529:in `spawn_missing_workers'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/unicorn-4.9.0/lib/unicorn/http_server.rb:140:in `start'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/gems/unicorn-4.9.0/bin/unicorn_rails:209:in `<top (required)>'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/bin/unicorn_rails:23:in `load'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/bin/unicorn_rails:23:in `<main>'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/bin/ruby_executable_hooks:15:in `eval'
/mnt/adtena/.rvm/gems/ruby-2.2.3@adtena/bin/ruby_executable_hooks:15:in `<main>'

I, [2015-11-14T12:19:36.750224 #18146]  INFO -- : reaped #<Process::Status: pid 18507 exit 0> worker=7
I, [2015-11-14T12:19:36.860072 #18146]  INFO -- : reaped #<Process::Status: pid 18489 exit 0> worker=1
I, [2015-11-14T12:19:36.860408 #18146]  INFO -- : reaped #<Process::Status: pid 18492 exit 0> worker=2
I, [2015-11-14T12:19:36.860500 #18146]  INFO -- : reaped #<Process::Status: pid 18498 exit 0> worker=4
I, [2015-11-14T12:19:36.861323 #18146]  INFO -- : reaped #<Process::Status: pid 18504 exit 0> worker=6
I, [2015-11-14T12:19:36.966613 #18146]  INFO -- : reaped #<Process::Status: pid 18486 exit 0> worker=0
I, [2015-11-14T12:19:36.967169 #18146]  INFO -- : reaped #<Process::Status: pid 18495 exit 0> worker=3
I, [2015-11-14T12:19:36.967334 #18146]  INFO -- : reaped #<Process::Status: pid 18501 exit 0> worker=5
I, [2015-11-14T12:19:36.967507 #18146]  INFO -- : master complete