2016/01/31 15:43:09 [error] 28411#28411: *31221 FastCGI sent in stderr: "PHP message: [2016-01-31 15:43:09] EXCEPTION: (Error) Call to undefined function apc_sma_info() at [<phabricator>/src/applications/cache/spec/PhabricatorDataCacheSpec.php:82]
PHP message: arcanist(head=master, ref.master=57f6fb59d739), phabricator(head=master, ref.master=6349741760a8), phutil(head=master, ref.master=f43291e99d36)
PHP message:   #0 PhabricatorDataCacheSpec::initAPCCommonSpec() called at [<phabricator>/src/applications/cache/spec/PhabricatorDataCacheSpec.php:56]
PHP message:   #1 PhabricatorDataCacheSpec::initAPCuSpec() called at [<phabricator>/src/applications/cache/spec/PhabricatorDataCacheSpec.php:23]
PHP message:   #2 PhabricatorDataCacheSpec::getActiveCacheSpec() called at [<phabricator>/src/applications/config/check/PhabricatorCacheSetupCheck.php:11]
PHP message:   #3 PhabricatorCacheSetupCheck::executeChecks() called at [<phabricator>/src/applications/config/check/PhabricatorSetupCheck.php:45]
PHP message:   #4 PhabricatorSetupCheck::runSetupChecks() called at [<phabricator>/src/applications/config/check/PhabricatorSetupCheck.php:126]
PHP message:   #5 PhabricatorSetupCheck::runAllChecks() called at [<phabricator>/src/applications/config/check/PhabricatorSetupCheck.php:91]
PHP message:   #6 PhabricatorSetupCheck::willProcessRequest() called at [<phabricator>/src/aphront/configuration/AphrontApplicationConfiguration.php:103]
PHP message:   #7 AphrontApplicationConfiguration::runHTTPRequest(AphrontPHPHTTPSink) called at [<phabricator>/webroot/index.php:17]" while reading response header from upstream, client: xxx.yyy.zzz.aaa, server: phabricator.example.com, request: "GET / HTTP/2.0", upstream: "fastcgi://unix:/var/run/php/php7.0-fpm.sock:", host: "phabricator.example.com"
2

phabricator    6349741760a84de46f6a53d57fadef3b044b15ee (Mon, Jan 25) 
arcanist    57f6fb59d73994d90cd94143787424ce0fdbf73b (Mon, Jan 25) 
phutil    f43291e99d36045bc459e5133454c0d8fd8768ea (Thu, Jan 21)