diff --git a/src/backend/src/CoreModule.js b/src/backend/src/CoreModule.js
index b4e2a31e9..d3dc5fe56 100644
--- a/src/backend/src/CoreModule.js
+++ b/src/backend/src/CoreModule.js
@@ -119,7 +119,6 @@ const install = async ({ services, app, useapi, modapi }) => {
     const { ESBuilder } = require('./om/entitystorage/ESBuilder');
     const { Eq, Or } = require('./om/query/query');
     const { TrackSpendingService } = require('./services/TrackSpendingService');
-    const { ServerHealthService } = require('./services/runtime-analysis/ServerHealthService');
     const { MakeProdDebuggingLessAwfulService } = require('./services/MakeProdDebuggingLessAwfulService');
     const { ConfigurableCountingService } = require('./services/ConfigurableCountingService');
     const { FSLockService } = require('./services/fs/FSLockService');
@@ -134,7 +133,6 @@ const install = async ({ services, app, useapi, modapi }) => {
 
     // === Services which extend BaseService ===
     services.registerService('system-validation', SystemValidationService);
-    services.registerService('server-health', ServerHealthService);
     services.registerService('commands', CommandService);
     services.registerService('__api-filesystem', FilesystemAPIService);
     services.registerService('__api', PuterAPIService);
diff --git a/src/backend/src/modules/core/Core2Module.js b/src/backend/src/modules/core/Core2Module.js
index 458f2b6a0..e4c70779d 100644
--- a/src/backend/src/modules/core/Core2Module.js
+++ b/src/backend/src/modules/core/Core2Module.js
@@ -36,6 +36,9 @@ class Core2Module extends AdvancedBase {
 
         const { ProcessEventService } = require("./ProcessEventService.js");
         services.registerService('process-event', ProcessEventService);
+        
+        const { ServerHealthService } = require("./ServerHealthService.js");
+        services.registerService('server-health', ServerHealthService);
     }
 }
 
diff --git a/src/backend/src/services/runtime-analysis/ServerHealthService.js b/src/backend/src/modules/core/ServerHealthService.js
similarity index 97%
rename from src/backend/src/services/runtime-analysis/ServerHealthService.js
rename to src/backend/src/modules/core/ServerHealthService.js
index 34fadf8b7..11bdbd158 100644
--- a/src/backend/src/services/runtime-analysis/ServerHealthService.js
+++ b/src/backend/src/modules/core/ServerHealthService.js
@@ -17,9 +17,8 @@
  * You should have received a copy of the GNU Affero General Public License
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
-const BaseService = require("../BaseService");
+const BaseService = require("../../services/BaseService");
 const { time, promise } = require("@heyputer/putility").libs;
-const { parse_meminfo } = require("../../util/linux");
 
 
 /**
@@ -34,6 +33,10 @@ const { parse_meminfo } = require("../../util/linux");
 * from `/proc/meminfo` and handling alarms via an external 'alarm' service.
 */
 class ServerHealthService extends BaseService {
+    static USE = {
+        linuxutil: 'core.util.linuxutil'
+    };
+    
     static MODULES = {
         fs: require('fs'),
     }
@@ -95,7 +98,7 @@ class ServerHealthService extends BaseService {
             const meminfo_text = await this.modules.fs.promises.readFile(
                 '/proc/meminfo', 'utf8'
             );
-            const meminfo = parse_meminfo(meminfo_text);
+            const meminfo = this.linuxutil.parse_meminfo(meminfo_text);
             const alarm_fields = {
                 mem_free: meminfo.MemFree,
                 mem_available: meminfo.MemAvailable,
diff --git a/src/backend/src/modules/core/lib/__lib__.js b/src/backend/src/modules/core/lib/__lib__.js
index 30829984c..25d503ea7 100644
--- a/src/backend/src/modules/core/lib/__lib__.js
+++ b/src/backend/src/modules/core/lib/__lib__.js
@@ -3,6 +3,7 @@ module.exports = {
         logutil: require('./log.js'),
         identutil: require('./identifier.js'),
         stdioutil: require('./stdio.js'),
+        linuxutil: require('./linux.js'),
     },
     expect: require('./expect.js'),
 };
diff --git a/src/backend/src/util/linux.js b/src/backend/src/modules/core/lib/linux.js
similarity index 84%
rename from src/backend/src/util/linux.js
rename to src/backend/src/modules/core/lib/linux.js
index 546be5617..5695a5f1d 100644
--- a/src/backend/src/util/linux.js
+++ b/src/backend/src/modules/core/lib/linux.js
@@ -16,7 +16,7 @@
  * You should have received a copy of the GNU Affero General Public License
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
-const SmolUtil = require("./smolutil");
+const smol = require('@heyputer/putility').libs.smol;
 
 const parse_meminfo = text => {
     const lines = text.split('\n');
@@ -26,8 +26,8 @@ const parse_meminfo = text => {
     for ( const line of lines ) {
         if ( line.trim().length == 0 ) continue;
 
-        const [key, value_and_unit] = SmolUtil.split(line, ':', { trim: true });
-        const [value, _] = SmolUtil.split(value_and_unit, ' ', { trim: true });
+        const [key, value_and_unit] = smol.split(line, ':', { trim: true });
+        const [value, _] = smol.split(value_and_unit, ' ', { trim: true });
         // note: unit is always 'kB' so we discard it
         meminfo[key] = Number.parseInt(value);
     }
@@ -38,3 +38,4 @@ const parse_meminfo = text => {
 module.exports = {
     parse_meminfo,
 };
+
diff --git a/src/backend/src/modules/puterai/OpenAICompletionService.js b/src/backend/src/modules/puterai/OpenAICompletionService.js
index 881cd7f62..c5d95af5b 100644
--- a/src/backend/src/modules/puterai/OpenAICompletionService.js
+++ b/src/backend/src/modules/puterai/OpenAICompletionService.js
@@ -4,7 +4,7 @@ const APIError = require('../../api/APIError');
 const BaseService = require('../../services/BaseService');
 const { TypedValue } = require('../../services/drivers/meta/Runtime');
 const { Context } = require('../../util/context');
-const SmolUtil = require('../../util/smolutil');
+const smol = require('@heyputer/putility').libs.smol;
 const { nou } = require('../../util/langutil');
 const { TeePromise } = require('@heyputer/putility').libs.promise;
 
@@ -300,7 +300,7 @@ class OpenAICompletionService extends BaseService {
             if ( ! msg.content ) continue;
             if ( typeof msg.content !== 'object' ) continue;
 
-            const content = SmolUtil.ensure_array(msg.content);
+            const content = smol.ensure_array(msg.content);
 
             for ( const o of content ) {
                 if ( ! o.hasOwnProperty('image_url') ) continue;
@@ -326,7 +326,7 @@ class OpenAICompletionService extends BaseService {
             if ( ! msg.content ) continue;
             if ( typeof msg.content !== 'object' ) continue;
 
-            const content = SmolUtil.ensure_array(msg.content);
+            const content = smol.ensure_array(msg.content);
 
             for ( const o of content ) {
                 // console.log('part of content', o);
diff --git a/src/backend/src/services/TrackSpendingService.js b/src/backend/src/services/TrackSpendingService.js
index 3c8e32af7..e73bddb5a 100644
--- a/src/backend/src/services/TrackSpendingService.js
+++ b/src/backend/src/services/TrackSpendingService.js
@@ -18,7 +18,7 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 const { TimeWindow } = require("../util/opmath");
-const SmolUtil = require("../util/smolutil");
+const smol = require('@heyputer/putility').libs.smol;
 const { format_as_usd } = require('@heyputer/putility').libs.string;
 const { MINUTE, SECOND } = require("@heyputer/putility").libs.time;
 const BaseService = require("./BaseService");
@@ -77,7 +77,7 @@ class TrackSpendingService extends BaseService {
             const input_tokens = data.count_tokens_input ?? 0;
             const output_tokens = data.count_tokens_output ?? 0;
 
-            const cost = SmolUtil.add(
+            const cost = smol.add(
                 this.multiply_by_ratio_(input_tokens, cost_per_input_token),
                 this.multiply_by_ratio_(output_tokens, cost_per_output_token),
             );
diff --git a/src/putility/index.js b/src/putility/index.js
index 95e1deaeb..4390bd39f 100644
--- a/src/putility/index.js
+++ b/src/putility/index.js
@@ -33,6 +33,7 @@ module.exports = {
         log: require('./src/libs/log'),
         string: require('./src/libs/string'),
         time: require('./src/libs/time'),
+        smol: require('./src/libs/smol'),
     },
     concepts: {
         Service,
diff --git a/src/backend/src/util/smolutil.js b/src/putility/src/libs/smol.js
similarity index 99%
rename from src/backend/src/util/smolutil.js
rename to src/putility/src/libs/smol.js
index 12942eaf5..fb9c52e98 100644
--- a/src/backend/src/util/smolutil.js
+++ b/src/putility/src/libs/smol.js
@@ -49,3 +49,4 @@ class SmolUtil {
 }
 
 module.exports = SmolUtil;
+