diff --git a/src/tools/StressLogAnalyzer/src/InterestingStringFinder.cs b/src/tools/StressLogAnalyzer/src/InterestingStringFinder.cs
index f8d5541908898a..4fbb8047358878 100644
--- a/src/tools/StressLogAnalyzer/src/InterestingStringFinder.cs
+++ b/src/tools/StressLogAnalyzer/src/InterestingStringFinder.cs
@@ -93,7 +93,7 @@ public bool IsInteresting(TargetPointer formatStringPointer, out WellKnownString
 
             StringCacheEntry CalculateEntryForString(TargetPointer address)
             {
-                string formatString = target.ReadZeroTerminatedUtf8String(address, 1024);
+                string formatString = target.ReadUtf8String(address);
                 bool defaultInteresting = false;
                 if (_knownStrings.TryGetValue(formatString, out WellKnownString wellKnown))
                 {
@@ -144,7 +144,7 @@ int GetCacheIndex(TargetPointer address)
 
         public bool IsWellKnown(TargetPointer formatStringPointer, out WellKnownString wellKnownString)
         {
-            return _knownStrings.TryGetValue(target.ReadZeroTerminatedUtf8String(formatStringPointer, 1024), out wellKnownString);
+            return _knownStrings.TryGetValue(target.ReadUtf8String(formatStringPointer), out wellKnownString);
         }
     }
 }
diff --git a/src/tools/StressLogAnalyzer/src/Output/StressMessageWriter.cs b/src/tools/StressLogAnalyzer/src/Output/StressMessageWriter.cs
index 296484e6d82c11..fd838e6a2756bb 100644
--- a/src/tools/StressLogAnalyzer/src/Output/StressMessageWriter.cs
+++ b/src/tools/StressLogAnalyzer/src/Output/StressMessageWriter.cs
@@ -25,7 +25,7 @@ public async Task OutputMessageAsync(ThreadStressLogData thread, StressMsgData m
 
         if (writeFormatString)
         {
-            string format = target.ReadZeroTerminatedUtf8String(message.FormatString, 1024);
+            string format = target.ReadUtf8String(message.FormatString);
             await output.WriteAsync($"***|\"{format}\"|*** ").ConfigureAwait(false);
         }
 
diff --git a/src/tools/StressLogAnalyzer/src/StressMessageFormatter.cs b/src/tools/StressLogAnalyzer/src/StressMessageFormatter.cs
index 7c15c4ca2f2e41..0e05e0215f9f18 100644
--- a/src/tools/StressLogAnalyzer/src/StressMessageFormatter.cs
+++ b/src/tools/StressLogAnalyzer/src/StressMessageFormatter.cs
@@ -100,7 +100,7 @@ private void FormatAsciiString(TargetPointer ptr, PaddingFormat paddingFormat, S
     {
         try
         {
-            builder.Append(ReadZeroTerminatedString<byte>(ptr, maxLength: 256));
+            builder.Append(ReadUtf8String(ptr));
         }
         catch (InvalidOperationException)
         {
@@ -112,7 +112,7 @@ private void FormatUtf16String(TargetPointer ptr, PaddingFormat paddingFormat, S
     {
         try
         {
-            builder.Append(ReadZeroTerminatedString<char>(ptr, maxLength: 256));
+            builder.Append(ReadUtf16String(ptr));
         }
         catch (InvalidOperationException)
         {
@@ -193,32 +193,10 @@ private static void FormatFloatingPoint(TargetPointer valueAsBits, PaddingFormat
         }
     }
 
-    private unsafe string ReadZeroTerminatedString<T>(TargetPointer pointer, int maxLength)
-        where T : unmanaged, IBinaryInteger<T>, IMinMaxValue<T>
-    {
-        StringBuilder sb = new();
-        for (T ch = _target.Read<T>(pointer);
-            ch != T.Zero;
-            ch = _target.Read<T>(pointer = new TargetPointer((ulong)pointer + (ulong)sizeof(T))))
-        {
-            if (sb.Length > maxLength)
-            {
-                break;
-            }
-
-            // char implements INumberBase<char> explicitly, so we need to call the helper method to use CreateChecked.
-            sb.Append(MakeTruncatingHelper<char>(ch));
-        }
-        return sb.ToString();
-
-        static U MakeTruncatingHelper<U>(T value) where U : INumberBase<U> => U.CreateChecked(value);
-    }
-
     public string GetFormattedMessage(StressMsgData stressMsg)
     {
         Debug.Assert(stressMsg.FormatString != TargetPointer.Null);
-        TargetPointer nextCharPtr = stressMsg.FormatString;
-        string formatString = ReadZeroTerminatedString<byte>(stressMsg.FormatString, maxLength: 256);
+        string formatString = ReadUtf8String(stressMsg.FormatString);
         int currentArg = 0;
         int startIndex = 0;
         StringBuilder sb = new();
diff --git a/src/tools/StressLogAnalyzer/src/TargetExtensions.cs b/src/tools/StressLogAnalyzer/src/TargetExtensions.cs
deleted file mode 100644
index 96748042a9d986..00000000000000
--- a/src/tools/StressLogAnalyzer/src/TargetExtensions.cs
+++ /dev/null
@@ -1,33 +0,0 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
-
-using System;
-using System.Buffers;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-using Microsoft.Diagnostics.DataContractReader;
-
-namespace StressLogAnalyzer;
-
-internal static class TargetExtensions
-{
-    public static unsafe string ReadZeroTerminatedUtf8String(this Target target, TargetPointer pointer, int maxLength)
-    {
-        byte[]? rented = null;
-        Span<byte> bytes = maxLength <= 1024 ? stackalloc byte[maxLength] : (rented = ArrayPool<byte>.Shared.Rent(maxLength));
-        try
-        {
-            target.ReadBuffer(pointer, bytes.Slice(0, maxLength));
-            return Encoding.UTF8.GetString(bytes.Slice(0, bytes.IndexOf([(byte)0])));
-        }
-        finally
-        {
-            if (rented != null)
-            {
-                ArrayPool<byte>.Shared.Return(rented);
-            }
-        }
-    }
-}