diff --git a/app/src/main/resources/logback-spring.xml b/app/src/main/resources/logback-spring.xml
index c3b08e4..1c57c8c 100644
--- a/app/src/main/resources/logback-spring.xml
+++ b/app/src/main/resources/logback-spring.xml
@@ -46,8 +46,18 @@
 
     <!-- prod: JSON 구조화 로그(콘솔 + 롤링 파일). MDC(traceId + 액세스 필드 method/path/status/durationMs/actor)를 그대로 필드화 -->
     <springProfile name="prod">
+        <logger name="org.hibernate.orm.jdbc.error" level="ERROR"/>
+
         <appender name="JSON_CONSOLE" class="ch.qos.logback.core.ConsoleAppender">
-            <encoder class="net.logstash.logback.encoder.LogstashEncoder"/>
+            <encoder class="net.logstash.logback.encoder.LogstashEncoder">
+                <throwableConverter class="net.logstash.logback.stacktrace.ShortenedThrowableConverter">
+                    <maxDepthPerThrowable>20</maxDepthPerThrowable>
+                    <maxLength>4096</maxLength>
+                    <shortenedClassNameLength>40</shortenedClassNameLength>
+                    <rootCauseFirst>true</rootCauseFirst>
+                    <omitCommonFrames>true</omitCommonFrames>
+                </throwableConverter>
+            </encoder>
         </appender>
 
         <appender name="JSON_FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
@@ -58,7 +68,15 @@
                 <maxHistory>14</maxHistory>
                 <totalSizeCap>1GB</totalSizeCap>
             </rollingPolicy>
-            <encoder class="net.logstash.logback.encoder.LogstashEncoder"/>
+            <encoder class="net.logstash.logback.encoder.LogstashEncoder">
+                <throwableConverter class="net.logstash.logback.stacktrace.ShortenedThrowableConverter">
+                    <maxDepthPerThrowable>20</maxDepthPerThrowable>
+                    <maxLength>4096</maxLength>
+                    <shortenedClassNameLength>40</shortenedClassNameLength>
+                    <rootCauseFirst>true</rootCauseFirst>
+                    <omitCommonFrames>true</omitCommonFrames>
+                </throwableConverter>
+            </encoder>
         </appender>
 
         <root level="INFO">
diff --git a/gradle.properties b/gradle.properties
index 9e6eb6d..7b6cf32 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1 +1 @@
-appVersion=0.2.0
+appVersion=0.2.1
diff --git a/location/src/main/java/com/nalssilog/location/application/LocationService.java b/location/src/main/java/com/nalssilog/location/application/LocationService.java
index f7a27cb..4361989 100644
--- a/location/src/main/java/com/nalssilog/location/application/LocationService.java
+++ b/location/src/main/java/com/nalssilog/location/application/LocationService.java
@@ -73,6 +73,7 @@ public LocationInfo reverseGeocode(double latitude, double longitude) {
         return locationRepository.findOrCreate(region);
     }
 
+    @Transactional(propagation = Propagation.NOT_SUPPORTED)
     public PopularLocationSnapshotInfo getPopular() {
         PopularLocationSnapshotData snapshot = popularLocationSource.latestSnapshot();
         List<Long> locationIds = snapshot.rankings().stream()
diff --git a/location/src/test/java/com/nalssilog/location/application/LocationServiceTest.java b/location/src/test/java/com/nalssilog/location/application/LocationServiceTest.java
index 0f12a12..812e743 100644
--- a/location/src/test/java/com/nalssilog/location/application/LocationServiceTest.java
+++ b/location/src/test/java/com/nalssilog/location/application/LocationServiceTest.java
@@ -21,6 +21,8 @@
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.PageImpl;
 import org.springframework.data.domain.PageRequest;
+import org.springframework.transaction.TransactionDefinition;
+import org.springframework.transaction.annotation.AnnotationTransactionAttributeSource;
 
 @SuppressWarnings("java:S5960") // 표준 src/test 소스의 AssertJ 검증을 운영 코드 assertion으로 오인하는 경고.
 class LocationServiceTest {
@@ -34,6 +36,19 @@ class LocationServiceTest {
             kakaoMapClient
     );
 
+    @Test
+    void popularLookupSuspendsTheClassLevelReadOnlyTransaction() throws NoSuchMethodException {
+        AnnotationTransactionAttributeSource attributeSource =
+                new AnnotationTransactionAttributeSource();
+        var transactionAttribute = attributeSource.getTransactionAttribute(
+                LocationService.class.getMethod("getPopular"),
+                LocationService.class);
+
+        assertThat(transactionAttribute).isNotNull();
+        assertThat(transactionAttribute.getPropagationBehavior())
+                .isEqualTo(TransactionDefinition.PROPAGATION_NOT_SUPPORTED);
+    }
+
     @Test
     void resolvesKakaoRegionAndReturnsPersistedLocation() {
         KakaoRegion region = new KakaoRegion(
diff --git a/report/src/main/java/com/nalssilog/report/application/PopularLocationSnapshotService.java b/report/src/main/java/com/nalssilog/report/application/PopularLocationSnapshotService.java
index 9e8c08a..c45447e 100644
--- a/report/src/main/java/com/nalssilog/report/application/PopularLocationSnapshotService.java
+++ b/report/src/main/java/com/nalssilog/report/application/PopularLocationSnapshotService.java
@@ -8,6 +8,7 @@
 import java.util.stream.Collectors;
 
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Propagation;
 import org.springframework.transaction.annotation.Transactional;
 
 import com.nalssilog.location.application.dto.PopularLocationSnapshotData;
@@ -54,7 +55,7 @@ private static PopularRankMovement movement(Integer rankChange) {
         return PopularRankMovement.SAME;
     }
 
-    @Transactional
+    @Transactional(propagation = Propagation.REQUIRES_NEW)
     public PopularLocationSnapshotData latestOrRefreshAt(Instant now) {
         PopularLocationSnapshot latest = snapshotRepository
             .findFirstByOrderByCalculatedAtDescIdDesc()
@@ -77,7 +78,7 @@ public PopularLocationSnapshotData latestOrRefreshAt(Instant now) {
         return createSnapshot(now, latest);
     }
 
-    @Transactional
+    @Transactional(propagation = Propagation.REQUIRES_NEW)
     public PopularLocationSnapshotData captureAt(Instant calculatedAt) {
         lockRepository.acquire();
 
diff --git a/report/src/test/java/com/nalssilog/report/application/PopularLocationSnapshotServiceTest.java b/report/src/test/java/com/nalssilog/report/application/PopularLocationSnapshotServiceTest.java
index f86d0d2..31c6a58 100644
--- a/report/src/test/java/com/nalssilog/report/application/PopularLocationSnapshotServiceTest.java
+++ b/report/src/test/java/com/nalssilog/report/application/PopularLocationSnapshotServiceTest.java
@@ -23,6 +23,8 @@
 import java.util.Optional;
 import org.junit.jupiter.api.Test;
 import org.springframework.test.util.ReflectionTestUtils;
+import org.springframework.transaction.TransactionDefinition;
+import org.springframework.transaction.annotation.AnnotationTransactionAttributeSource;
 
 @SuppressWarnings("java:S5960")
 class PopularLocationSnapshotServiceTest {
@@ -49,6 +51,31 @@ class PopularLocationSnapshotServiceTest {
                     lockRepository,
                     PROPERTIES);
 
+    @Test
+    void snapshotWritesAlwaysUseIndependentTransactions() throws NoSuchMethodException {
+        AnnotationTransactionAttributeSource attributeSource =
+                new AnnotationTransactionAttributeSource();
+        var refreshAttribute = attributeSource.getTransactionAttribute(
+                PopularLocationSnapshotService.class.getMethod(
+                        "latestOrRefreshAt",
+                        Instant.class),
+                PopularLocationSnapshotService.class);
+        var captureAttribute = attributeSource.getTransactionAttribute(
+                PopularLocationSnapshotService.class.getMethod(
+                        "captureAt",
+                        Instant.class),
+                PopularLocationSnapshotService.class);
+
+        assertThat(refreshAttribute).isNotNull();
+        assertThat(refreshAttribute.getPropagationBehavior())
+                .isEqualTo(TransactionDefinition.PROPAGATION_REQUIRES_NEW);
+        assertThat(refreshAttribute.isReadOnly()).isFalse();
+        assertThat(captureAttribute).isNotNull();
+        assertThat(captureAttribute.getPropagationBehavior())
+                .isEqualTo(TransactionDefinition.PROPAGATION_REQUIRES_NEW);
+        assertThat(captureAttribute.isReadOnly()).isFalse();
+    }
+
     @Test
     void createsFirstSnapshotWithNewMovementsAndDetailedMetrics() {
         Instant calculatedAt = Instant.parse("2026-07-30T06:00:00Z");