From 3c57942c7aad340f0783ce68914dd3f0b5293064 Mon Sep 17 00:00:00 2001
From: Philippe Boneff <phb@google.com>
Date: Thu, 5 Jun 2025 16:44:13 +0000
Subject: [PATCH] update sequencing parameters

# Conflicts:
#	go.mod
#	go.sum

# Conflicts:
#	go.mod
#	go.sum
---
 deployment/modules/gcp/cloudrun/main.tf              |  4 +++-
 deployment/modules/gcp/cloudrun/variables.tf         | 10 ++++++++++
 deployment/modules/gcp/tesseract/cloudrun/main.tf    |  2 ++
 .../modules/gcp/tesseract/cloudrun/variables.tf      | 12 ++++++++++++
 4 files changed, 27 insertions(+), 1 deletion(-)

diff --git a/deployment/modules/gcp/cloudrun/main.tf b/deployment/modules/gcp/cloudrun/main.tf
index f861786bc..ce21b27f3 100644
--- a/deployment/modules/gcp/cloudrun/main.tf
+++ b/deployment/modules/gcp/cloudrun/main.tf
@@ -52,7 +52,9 @@ resource "google_cloud_run_v2_service" "default" {
       	"--inmemory_antispam_cache_size=25000000", # About 1GB of memory.
         "--not_after_start=${var.not_after_start}",
         "--not_after_limit=${var.not_after_limit}",
-        "--trace_fraction=${var.trace_fraction}"
+        "--trace_fraction=${var.trace_fraction}",
+        "--batch_max_size=${var.batch_max_size}",
+        "--batch_max_age=${var.batch_max_age}",
       ]
       ports {
         container_port = 6962
diff --git a/deployment/modules/gcp/cloudrun/variables.tf b/deployment/modules/gcp/cloudrun/variables.tf
index afd27dc27..245c899ab 100644
--- a/deployment/modules/gcp/cloudrun/variables.tf
+++ b/deployment/modules/gcp/cloudrun/variables.tf
@@ -72,3 +72,13 @@ variable "trace_fraction" {
   description = "Fraction of open-telemetry span traces to sample."
   type        = number
 }
+
+variable "batch_max_size" {
+  description = "Maximum number of entries to process in a single sequencing batch."
+  type = number
+}
+
+variable "batch_max_age" {
+  description = "Maximum age of entries in a single sequencing batch."
+  type = string
+}
diff --git a/deployment/modules/gcp/tesseract/cloudrun/main.tf b/deployment/modules/gcp/tesseract/cloudrun/main.tf
index 59aa1a1f1..6721886f9 100644
--- a/deployment/modules/gcp/tesseract/cloudrun/main.tf
+++ b/deployment/modules/gcp/tesseract/cloudrun/main.tf
@@ -36,6 +36,8 @@ module "cloudrun" {
   signer_public_key_secret_name  = module.secretmanager.ecdsa_p256_public_key_id
   signer_private_key_secret_name = module.secretmanager.ecdsa_p256_private_key_id
   trace_fraction                 = var.trace_fraction
+  batch_max_age                  = var.batch_max_age
+  batch_max_size                 = var.batch_max_size
 
   depends_on = [
     module.secretmanager,
diff --git a/deployment/modules/gcp/tesseract/cloudrun/variables.tf b/deployment/modules/gcp/tesseract/cloudrun/variables.tf
index a0609f4a5..b2284918c 100644
--- a/deployment/modules/gcp/tesseract/cloudrun/variables.tf
+++ b/deployment/modules/gcp/tesseract/cloudrun/variables.tf
@@ -51,6 +51,18 @@ variable "spanner_pu" {
   default = 100
 }
 
+variable "batch_max_size" {
+  description = "Maximum number of entries to process in a single sequencing batch."
+  type = number
+  default = 1024
+}
+
+variable "batch_max_age" {
+  description = "Maximum age of entries in a single sequencing batch."
+  type = string
+  default = "500ms"
+}
+
 variable "ephemeral" {
   description = "Set to true if this is a throwaway/temporary log instance. Will set attributes on created resources to allow them to be disabled/deleted more easily."
   default     = false