diff --git a/backend/ee-repo-ref.txt b/backend/ee-repo-ref.txt
index 060c5666c7..75a2b893b2 100644
--- a/backend/ee-repo-ref.txt
+++ b/backend/ee-repo-ref.txt
@@ -1 +1 @@
-716b350bce1730b302c66ea69df618fa40f2f16b
+9df755c57fbfc88f4a724e1ea51b1d5f5af4fe52
diff --git a/backend/windmill-api/openapi.yaml b/backend/windmill-api/openapi.yaml
index d4f522eb1a..f94407e56a 100644
--- a/backend/windmill-api/openapi.yaml
+++ b/backend/windmill-api/openapi.yaml
@@ -16876,6 +16876,9 @@ paths:
                       lost_lock_ownership:
                         description: Is the current indexer service being replaced
                         type: boolean
+                      max_index_time_window_secs:
+                        description: Maximum time window in seconds for indexing
+                        type: number
 
   /srch/index/search/service_logs:
     get:
diff --git a/backend/windmill-common/src/indexer.rs b/backend/windmill-common/src/indexer.rs
index 45a924748d..23bde13795 100644
--- a/backend/windmill-common/src/indexer.rs
+++ b/backend/windmill-common/src/indexer.rs
@@ -13,6 +13,7 @@ pub struct TantivyIndexerSettings {
     pub refresh_index_period: u64,
     pub refresh_log_index_period: u64,
     pub max_indexed_job_log_size: usize,
+    pub max_index_time_window_secs: i64,
     pub should_clear_job_index: bool,
     pub should_clear_log_index: bool,
 }
@@ -26,6 +27,7 @@ impl Default for TantivyIndexerSettings {
             refresh_index_period: 300,
             refresh_log_index_period: 300,
             max_indexed_job_log_size: 1_000_000,
+            max_index_time_window_secs: 60 * 60 * 24 * 7, // 7 days
             should_clear_job_index: false,
             should_clear_log_index: false,
         }
@@ -39,6 +41,7 @@ pub struct TantivyIndexerSettingsOpt {
     pub refresh_index_period: Option<u64>,
     pub refresh_log_index_period: Option<u64>,
     pub max_indexed_job_log_size: Option<usize>,
+    pub max_index_time_window_secs: Option<i64>,
     pub should_clear_job_index: Option<bool>,
     pub should_clear_log_index: Option<bool>,
 }
@@ -58,6 +61,7 @@ pub async fn load_indexer_config(db: &DB) -> error::Result<TantivyIndexerSetting
         refresh_index_period,
         refresh_log_index_period,
         max_indexed_job_log_size,
+        max_index_time_window_secs,
         writer_memory_budget,
         should_clear_job_index,
         should_clear_log_index,
@@ -78,6 +82,9 @@ pub async fn load_indexer_config(db: &DB) -> error::Result<TantivyIndexerSetting
         max_indexed_job_log_size: config
             .max_indexed_job_log_size
             .unwrap_or(max_indexed_job_log_size),
+        max_index_time_window_secs: config
+            .max_index_time_window_secs
+            .unwrap_or(max_index_time_window_secs),
         should_clear_job_index: config
             .should_clear_job_index
             .unwrap_or(should_clear_job_index),
@@ -123,6 +130,9 @@ pub fn get_indexer_rates_from_env() -> TantivyIndexerSettings {
     if let Some(b) = get_env_var("TANTIVY_MAX_INDEXED_JOB_LOG_SIZE__KB") {
         settings.max_indexed_job_log_size = (b * BYTES_PER_KB) as usize;
     }
+    if let Some(b) = get_env_var("TANTIVY_MAX_INDEX_TIME_WINDOW__S") {
+        settings.max_index_time_window_secs = b as i64;
+    }
 
     settings
 }
diff --git a/frontend/src/lib/components/ServiceLogsInner.svelte b/frontend/src/lib/components/ServiceLogsInner.svelte
index abcffa32ef..df0298f579 100644
--- a/frontend/src/lib/components/ServiceLogsInner.svelte
+++ b/frontend/src/lib/components/ServiceLogsInner.svelte
@@ -523,7 +523,13 @@
 			{#if allLogs == undefined}
 				<div class="text-center pb-2"><Loader2 class="animate-spin" /></div>
 			{:else if Object.keys(allLogs).length == 0}
-				<div class="flex justify-center items-center h-full">No logs</div>
+				<div class="flex flex-col justify-center items-center h-full gap-2">
+					<span>No logs</span>
+					<span class="text-2xs text-tertiary"
+						>Search only covers a recent time window, configurable in instance settings
+						under Indexer.</span
+					>
+				</div>
 			{:else if minTs && maxTs}
 				{@const minTsN = new Date(minTs).getTime()}
 				{@const maxTsN = new Date(maxTs).getTime()}
diff --git a/frontend/src/lib/components/instanceSettings.ts b/frontend/src/lib/components/instanceSettings.ts
index 29c730b736..5374f0c258 100644
--- a/frontend/src/lib/components/instanceSettings.ts
+++ b/frontend/src/lib/components/instanceSettings.ts
@@ -85,7 +85,8 @@ const indexerSettingsSchema = z
 		refresh_index_period: positiveNumber.optional(),
 		max_indexed_job_log_size: positiveNumber.optional(),
 		commit_log_max_batch_size: positiveNumber.optional(),
-		refresh_log_index_period: positiveNumber.optional()
+		refresh_log_index_period: positiveNumber.optional(),
+		max_index_time_window_secs: positiveNumber.optional()
 	})
 	.passthrough()
 
diff --git a/frontend/src/lib/components/instanceSettings/IndexerMemorySettings.svelte b/frontend/src/lib/components/instanceSettings/IndexerMemorySettings.svelte
index 5a9dfb496a..52bc3cd9bc 100644
--- a/frontend/src/lib/components/instanceSettings/IndexerMemorySettings.svelte
+++ b/frontend/src/lib/components/instanceSettings/IndexerMemorySettings.svelte
@@ -84,6 +84,37 @@
 		/>
 		<InputError error={errors.writer_memory_budget ?? ''} />
 	</div>
+	<div class="flex flex-col gap-1">
+		<label for="max_index_time_window_secs" class="block text-xs font-semibold text-emphasis">
+			Index time window (days)
+			<Tooltip>
+				Maximum age of items to include in the index. Jobs and logs older than this window will not
+				be indexed and will be cleaned up from the index. Set to 0 to disable (index everything
+				within the retention period).
+			</Tooltip>
+		</label>
+		<IntegerInput
+			placeholder="7"
+			id="max_index_time_window_secs"
+			{disabled}
+			error={errors.max_index_time_window_secs ?? ''}
+			value={$values['indexer_settings'].max_index_time_window_secs != null
+				? Math.round($values['indexer_settings'].max_index_time_window_secs / 86400)
+				: undefined}
+			oninput={(v) => {
+				if (v == null) {
+					const { max_index_time_window_secs: _, ...rest } = $values['indexer_settings']
+					$values['indexer_settings'] = rest
+				} else {
+					$values['indexer_settings'] = {
+						...$values['indexer_settings'],
+						max_index_time_window_secs: v * 86400
+					}
+				}
+			}}
+		/>
+		<InputError error={errors.max_index_time_window_secs ?? ''} />
+	</div>
 	<Label label="Indexer status">
 		{#snippet action()}
 			<button
diff --git a/frontend/src/lib/components/search/RunsSearch.svelte b/frontend/src/lib/components/search/RunsSearch.svelte
index 31e1cd1c2a..3eedfb297c 100644
--- a/frontend/src/lib/components/search/RunsSearch.svelte
+++ b/frontend/src/lib/components/search/RunsSearch.svelte
@@ -244,7 +244,11 @@
 					<div class="text-sm">There were no completed runs that match your query</div>
 				{/if}
 				<div class="text-sm">
-					Note that new runs might take a while to become searchable (by default ~5min)
+					Note that new runs might take a while to become searchable (by default ~5min).
+					{#if indexMetadata?.max_index_time_window_secs}
+						Search only covers the last {Math.round(indexMetadata.max_index_time_window_secs / 86400)} day(s),
+						configurable in instance settings under Indexer.
+					{/if}
 				</div>
 				{#if !$enterpriseLicense}
 					<div class="py-6"></div>