diff --git a/tmt/steps/report/reportportal.py b/tmt/steps/report/reportportal.py
index b4a692b0bb..00e8c38e42 100644
--- a/tmt/steps/report/reportportal.py
+++ b/tmt/steps/report/reportportal.py
@@ -16,6 +16,7 @@
 
 JSON: 'TypeAlias' = Any
 DEFAULT_LOG_SIZE_LIMIT: int = 1024 * 1024
+DEFAULT_TRACEBACK_SIZE_LIMIT: int = 100 * 1024
 
 
 def _flag_env_to_default(option: str, default: bool) -> bool:
@@ -42,19 +43,31 @@ def _str_env_to_default(option: str, default: Optional[str]) -> Optional[str]:
     return str(os.getenv(env_var))
 
 
-def _filter_invalid_chars(data: str, step_data: 'ReportReportPortalData') -> str:
+def _filter_invalid_chars(data: str,
+                          step_data: 'ReportReportPortalData',
+                          is_traceback: bool = False) -> str:
     return re.sub(
         '[^\u0020-\uD7FF\u0009\u000A\u000D\uE000-\uFFFD\U00010000-\U0010FFFF]+',
         '',
         data)
 
 
-def _filter_log_per_size(data: str, step_data: 'ReportReportPortalData') -> str:
+def _filter_log_per_size(data: str,
+                         step_data: 'ReportReportPortalData',
+                         is_traceback: bool = False) -> str:
     size = len(data)
+    if is_traceback:
+        limit = step_data.traceback_size_limit
+        variable = "TMT_PLUGIN_REPORT_REPORTPORTAL_LOG_SIZE_LIMIT"
+        option = "--traceback-size-limit"
+    else:
+        limit = step_data.log_size_limit
+        variable = "TMT_PLUGIN_REPORT_REPORTPORTAL_LOG_SIZE_LIMIT"
+        option = "--log-size-limit"
     header = (f"WARNING: Uploaded log has been truncated because its size {size} bytes "
-              f"exceeds tmt reportportal plugin limit of {step_data.log_size_limit} bytes."
-              "The limit is controlled with --log-size-limit plugin option or"
-              "TMT_PLUGIN_REPORT_REPORTPORTAL_LOG_SIZE_LIMIT environment variable.\n\n")
+              f"exceeds tmt reportportal plugin limit of {limit} bytes."
+              f"The limit is controlled with {option} plugin option or"
+              f"{variable} environment variable.\n\n")
     if size > step_data.log_size_limit:
         return f"{header}{data[:step_data.log_size_limit]}"
     return data
@@ -66,9 +79,9 @@ def _filter_log_per_size(data: str, step_data: 'ReportReportPortalData') -> str:
     ]
 
 
-def _filter_log(log: str, step_data: 'ReportReportPortalData') -> str:
+def _filter_log(log: str, step_data: 'ReportReportPortalData', is_traceback: bool = False) -> str:
     for log_filter in _LOG_FILTERS:
-        log = log_filter(log, step_data)
+        log = log_filter(log, step_data, is_traceback = is_traceback)
     return log
 
 
@@ -177,6 +190,17 @@ class ReportReportPortalData(tmt.steps.report.ReportStepData):
               ({DEFAULT_LOG_SIZE_LIMIT / 1024 / 1024} MB).
               """)
 
+    traceback_size_limit: int = field(
+        option="--traceback-size-limit",
+        metavar="TRACEBACK_SIZE_LIMIT",
+        default=int(
+            _str_env_to_default('traceback_size_limit', str(DEFAULT_TRACEBACK_SIZE_LIMIT))),
+        help=f"""
+              Size limit in bytes for traceback log upload to ReportPortal.
+              The default limit is {DEFAULT_TRACEBACK_SIZE_LIMIT} bytes
+              ({DEFAULT_TRACEBACK_SIZE_LIMIT / 1024 } kB).
+              """)
+
     exclude_variables: str = field(
         option="--exclude-variables",
         metavar="PATTERN",
@@ -653,7 +677,9 @@ def go(self, *, logger: Optional[tmt.log.Logger] = None) -> None:
 
                             # Write out failures
                             if index == 0 and status == "FAILED":
-                                message = _filter_log(result.failures(log), self.data)
+                                message = _filter_log(result.failures(log),
+                                                      self.data,
+                                                      is_traceback=True)
                                 response = self.rp_api_post(
                                     session=session,
                                     path="log/entry",