Changes limit for lsif artifacts to 100MB

After the fix of the in-memory processing we can increase the limit

changelogs/unreleased/id-change-default-for-ci-max-artifact-size-lsif.yml

+---
+title: Changes limit for lsif artifacts to 100MB
+merge_request: 46980
+author:
+type: changed

db/migrate/20201105135051_change_default_value_of_ci_max_artifact_size_lsif_of_plan_limits_from20_to100.rb

+# frozen_string_literal: true
+
+class ChangeDefaultValueOfCiMaxArtifactSizeLsifOfPlanLimitsFrom20To100 < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  def up
+    with_lock_retries do
+      change_column_default :plan_limits, :ci_max_artifact_size_lsif, 100
+      execute('UPDATE plan_limits SET ci_max_artifact_size_lsif = 100 WHERE ci_max_artifact_size_lsif = 20')
+    end
+  end
+
+  def down
+    with_lock_retries do
+      change_column_default :plan_limits, :ci_max_artifact_size_lsif, 20
+      execute('UPDATE plan_limits SET ci_max_artifact_size_lsif = 20 WHERE ci_max_artifact_size_lsif = 100')
+    end
+  end
+end

db/schema_migrations/20201105135051

+41cc59ebfeed647b2525191befa43c1faeb1c133a687a5c93124f4b4c745117a
\ No newline at end of file

db/structure.sql

@@ -14631,7 +14631,7 @@ CREATE TABLE plan_limits (
     offset_pagination_limit integer DEFAULT 50000 NOT NULL,
     ci_instance_level_variables integer DEFAULT 25 NOT NULL,
     storage_size_limit integer DEFAULT 0 NOT NULL,
-    ci_max_artifact_size_lsif integer DEFAULT 20 NOT NULL,
+    ci_max_artifact_size_lsif integer DEFAULT 100 NOT NULL,
     ci_max_artifact_size_archive integer DEFAULT 0 NOT NULL,
     ci_max_artifact_size_metadata integer DEFAULT 0 NOT NULL,
     ci_max_artifact_size_trace integer DEFAULT 0 NOT NULL,

doc/administration/instance_limits.md

@@ -347,7 +347,7 @@ setting is used:
 | `ci_max_artifact_size_license_management`   | 0             |
 | `ci_max_artifact_size_license_scanning`     | 0             |
 | `ci_max_artifact_size_load_performance`     | 0             |
-| `ci_max_artifact_size_lsif`                 | 20 MB ([introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/37226) in GitLab 13.3) |
+| `ci_max_artifact_size_lsif`                 | 100 MB ([Introduced at 20 MB](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/37226) in GitLab 13.3 and [raised to 100 MB](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/46980) in GitLab 13.6.) |
 | `ci_max_artifact_size_metadata`             | 0             |
 | `ci_max_artifact_size_metrics_referee`      | 0             |
 | `ci_max_artifact_size_metrics`              | 0             |

doc/user/project/code_intelligence.md

@@ -35,7 +35,9 @@ code_navigation:
       lsif: dump.lsif
 ```
 
-The generated LSIF file must be less than 170MiB.
+The generated LSIF file size may be limited by
+the [artifact application limits (`ci_max_artifact_size_lsif`)](../../administration/instance_limits.md#maximum-file-size-per-type-of-artifact),
+default to 100MB (configurable by an instance administrator).
 
 After the job succeeds, code intelligence data can be viewed while browsing the code: