We have a Differential revision with 13 diffs attached which is causing arc patch to time out. It seems that the differential.querydiffs call is taking more than 30 seconds to execute:
Exception [cURL/28] (https://phabricator.REDACTED.com/api/differential.querydiffs) <CURLE_OPERATION_TIMEDOUT> The request took too long to complete. (Run with `--trace` for a full exception trace.) The full trace is ARGV '/Volumes/REDACTED/phabricator/arcanist/bin/../scripts/arcanist.php' 'patch' 'D46496' '--trace' LOAD Loaded "phutil" from "/Volumes/REDACTED/phabricator/libphutil/src". LOAD Loaded "arcanist" from "/Volumes/REDACTED/phabricator/arcanist/src". Config: Reading user configuration file "/Users/aboyton/.arcrc"... Config: Did not find system configuration at "/etc/arcconfig". Working Copy: Reading .arcconfig from "/Volumes/REDACTED/REDACTED/.arcconfig". Working Copy: Path "/Volumes/REDACTED/REDACTED" is part of `git` working copy "/Volumes/REDACTED/REDACTED". Working Copy: Project root is at "/Vo lumes/REDACTED/REDACTED". Config: Did not find local configuration at "/Volumes/REDACTED/REDACTED/.git/arc/config". Loading phutil library from '/Volumes/REDACTED/REDACTED/support/flarc/src'... >>> [0] <conduit> differential.querydiffs() <bytes = 76> >>> [1] <http> https://phabricator.REDACTED.com/api/differential.querydiffs <<< [1] <http> 1,335,062 us <<< [0] <conduit> 1,336,836 us >>> [2] <conduit> conduit.connect() <bytes = 503> >>> [3] <http> https://phabricator.REDACTED.com/api/conduit.connect <<< [3] <http> 347,044 us <<< [2] <conduit> 347,236 us >>> [4] <conduit> differential.querydiffs() <bytes = 204> >>> [5] <http> https://phabricator.REDACTED.com/api/differential.querydiffs <<< [5] <http> 300,017,402 us <<< [4] <conduit> 300,017,547 us [2016-09-25 23:17:40] EXCEPTION: (HTTPFutureCURLResponseStatus) [cURL/28] (https://phabricator.REDACTED.com/api/differential.querydiffs) <CURLE_OPERATION_TIMEDOUT> The request took too long to complete. at [<phutil>/src/future/http/HTTPSFuture.php:408] arcanist(head=master, ref.master=8f69a5c378c3), flarc(), phutil(head=master, ref.master=ff84abc7d857) #0 HTTPSFuture::isReady() called at [<phutil>/src/future/Future.php:37] #1 Future::resolve(NULL) called at [<phutil>/src/future/FutureProxy.php:34] #2 FutureProxy::resolve() called at [<arcanist>/src/workflow/ArcanistWorkflow.php:1198] #3 ArcanistWorkflow::loadBundleFromConduit(ConduitClient, array) called at [<arcanist>/src/workflow/ArcanistWorkflow.php:1189] #4 ArcanistWorkflow::loadRevisionBundleFromConduit(ConduitClient, string) called at [<arcanist>/src/workflow/ArcanistPatchWorkflow.php:383] #5 ArcanistPatchWorkflow::run() called at [<arcanist>/src/workflow/ArcanistPatchWorkflow.php:397] #6 ArcanistPatchWorkflow::run() called at [<arcanist>/scripts/arcanist.php:394]
