Temporary disable multiscan_use_async_io in crash test (facebook#14263)

pdillinger · meta-codesync[bot] · commit ad218cacf6a8 · 2026-01-26T09:06:33.000-08:00
Summary: Seeing many errors like this ``` Iterator diverged from control iterator which has value ... iterator is not valid with status: IO error: Req failed: Unknown error -14 VerifyIterator failed. Control CF default ``` Pull Request resolved: facebook#14263 Test Plan: CI Reviewed By: archang19 Differential Revision: D91478886 Pulled By: pdillinger fbshipit-source-id: 94b955b6ecdb7a3cab39dac8e7b0d1047d49a0bb
diff --git a/tools/db_crashtest.py b/tools/db_crashtest.py
@@ -444,7 +444,8 @@ def apply_random_seed_per_iteration():
     "use_multiscan": random.choice([1] + [0] * 3),
     # By default, `statistics` use kExceptDetailedTimers level
     "statistics": random.choice([0, 1]),
-    "multiscan_use_async_io": random.randint(0, 1),
+    # TODO: re-enable after resolving "Req failed: Unknown error -14" errors
+    "multiscan_use_async_io": 0,  # random.randint(0, 1),
 }
 
 _TEST_DIR_ENV_VAR = "TEST_TMPDIR"

Original file line number	Diff line number	Diff line change
`@@ -444,7 +444,8 @@ def apply_random_seed_per_iteration():`
`444`	`444`	`"use_multiscan": random.choice([1] + [0] * 3),`
`445`	`445`	# By default, `statistics` use kExceptDetailedTimers level
`446`	`446`	`"statistics": random.choice([0, 1]),`
`447`		`- "multiscan_use_async_io": random.randint(0, 1),`
	`447`	`+ # TODO: re-enable after resolving "Req failed: Unknown error -14" errors`
	`448`	`+ "multiscan_use_async_io": 0, # random.randint(0, 1),`
`448`	`449`	`}`
`449`	`450`
`450`	`451`	`_TEST_DIR_ENV_VAR = "TEST_TMPDIR"`