diff --git a/changelog/11364.txt b/changelog/11364.txt
new file mode 100644
index 0000000000000..64fae590a4fc0
--- /dev/null
+++ b/changelog/11364.txt
@@ -0,0 +1,3 @@
+```release-note:improvement
+core: allow arbitrary length stack traces upon receiving SIGUSR2 (was 32MB)
+```
diff --git a/command/server.go b/command/server.go
index a7b652bec4090..b53375064056a 100644
--- a/command/server.go
+++ b/command/server.go
@@ -14,6 +14,7 @@ import (
 	"os"
 	"path/filepath"
 	"runtime"
+	"runtime/pprof"
 	"sort"
 	"strconv"
 	"strings"
@@ -1910,9 +1911,8 @@ CLUSTER_SYNTHESIS_COMPLETE:
 			}
 
 		case <-c.SigUSR2Ch:
-			buf := make([]byte, 32*1024*1024)
-			n := runtime.Stack(buf[:], true)
-			c.logger.Info("goroutine trace", "stack", string(buf[:n]))
+			logWriter := c.logger.StandardWriter(&hclog.StandardLoggerOptions{})
+			pprof.Lookup("goroutine").WriteTo(logWriter, 2)
 		}
 	}