chore(sourcegraph): Increase nofile ulimit for Sourcegraph r/2571

Sourcegraph logs warnings about this on startup otherwise. Unclear
to what degree it really affects operation though.

Change-Id: I6ee7c5358631aafd9a7f8155150361bf7499314d
Reviewed-on: https://cl.tvl.fyi/c/depot/+/3098
Tested-by: BuildkiteCI
Reviewed-by: tazjin <mail@tazj.in>

1 files changed, 6 insertions, 0 deletions

diff --git a/ops/modules/sourcegraph.nix b/ops/modules/sourcegraph.nix
index a24328f3e366..a629060d2377 100644
--- a/ops/modules/sourcegraph.nix
+++ b/ops/modules/sourcegraph.nix
@@ -46,6 +46,12 @@ in {
       ];
 
       environment.SRC_SYNTECT_SERVER = "http://172.17.0.1:${toString cfg.cheddarPort}";
+
+      # Sourcegraph needs a higher nofile limit, it logs warnings
+      # otherwise (unclear whether it actually affects the service).
+      extraOptions = [
+        "--ulimit" "nofile=10000:10000"
+      ];
     };
   };
 }