diff --git a/test/perf/BUILD b/test/perf/BUILD
index 471d8c2ab..b763be50e 100644
--- a/test/perf/BUILD
+++ b/test/perf/BUILD
@@ -3,33 +3,40 @@ load("//test/runner:defs.bzl", "syscall_test")
 package(licenses = ["notice"])
 
 syscall_test(
+    debug = False,
     test = "//test/perf/linux:clock_getres_benchmark",
 )
 
 syscall_test(
+    debug = False,
     test = "//test/perf/linux:clock_gettime_benchmark",
 )
 
 syscall_test(
+    debug = False,
     test = "//test/perf/linux:death_benchmark",
 )
 
 syscall_test(
+    debug = False,
     test = "//test/perf/linux:epoll_benchmark",
 )
 
 syscall_test(
     size = "large",
+    debug = False,
     test = "//test/perf/linux:fork_benchmark",
 )
 
 syscall_test(
     size = "large",
+    debug = False,
     test = "//test/perf/linux:futex_benchmark",
 )
 
 syscall_test(
     size = "enormous",
+    debug = False,
     shard_count = 10,
     tags = ["nogotsan"],
     test = "//test/perf/linux:getdents_benchmark",
@@ -37,81 +44,96 @@ syscall_test(
 
 syscall_test(
     size = "large",
+    debug = False,
     test = "//test/perf/linux:getpid_benchmark",
 )
 
 syscall_test(
     size = "enormous",
+    debug = False,
     tags = ["nogotsan"],
     test = "//test/perf/linux:gettid_benchmark",
 )
 
 syscall_test(
     size = "large",
+    debug = False,
     test = "//test/perf/linux:mapping_benchmark",
 )
 
 syscall_test(
     size = "large",
     add_overlay = True,
+    debug = False,
     test = "//test/perf/linux:open_benchmark",
 )
 
 syscall_test(
+    debug = False,
     test = "//test/perf/linux:pipe_benchmark",
 )
 
 syscall_test(
     size = "large",
     add_overlay = True,
+    debug = False,
     test = "//test/perf/linux:randread_benchmark",
 )
 
 syscall_test(
     size = "large",
     add_overlay = True,
+    debug = False,
     test = "//test/perf/linux:read_benchmark",
 )
 
 syscall_test(
     size = "large",
+    debug = False,
     test = "//test/perf/linux:sched_yield_benchmark",
 )
 
 syscall_test(
     size = "large",
+    debug = False,
     test = "//test/perf/linux:send_recv_benchmark",
 )
 
 syscall_test(
     size = "large",
     add_overlay = True,
+    debug = False,
     test = "//test/perf/linux:seqwrite_benchmark",
 )
 
 syscall_test(
     size = "enormous",
+    debug = False,
     test = "//test/perf/linux:signal_benchmark",
 )
 
 syscall_test(
+    debug = False,
     test = "//test/perf/linux:sleep_benchmark",
 )
 
 syscall_test(
     size = "large",
     add_overlay = True,
+    debug = False,
     test = "//test/perf/linux:stat_benchmark",
 )
 
 syscall_test(
     size = "enormous",
     add_overlay = True,
+    debug = False,
     test = "//test/perf/linux:unlink_benchmark",
 )
 
 syscall_test(
     size = "large",
     add_overlay = True,
+    debug = False,
     test = "//test/perf/linux:write_benchmark",
 )
diff --git a/test/runner/defs.bzl b/test/runner/defs.bzl
index 2d64934b0..032ebd04e 100644
--- a/test/runner/defs.bzl
+++ b/test/runner/defs.bzl
@@ -62,7 +62,8 @@ def _syscall_test(
         overlay = False,
         add_uds_tree = False,
         vfs2 = False,
-        fuse = False):
+        fuse = False,
+        debug = True):
     # Prepend "runsc" to non-native platform names.
     full_platform = platform if platform == "native" else "runsc_" + platform
 
@@ -111,6 +112,8 @@ def _syscall_test(
         "--add-uds-tree=" + str(add_uds_tree),
         "--vfs2=" + str(vfs2),
         "--fuse=" + str(fuse),
+        "--strace=" + str(debug),
+        "--debug=" + str(debug),
     ]
 
     # Call the rule above.
@@ -134,6 +137,7 @@ def syscall_test(
         add_hostinet = False,
         vfs2 = True,
         fuse = False,
+        debug = True,
         tags = None):
     """syscall_test is a macro that will create targets for all platforms.
 
diff --git a/test/syscalls/BUILD b/test/syscalls/BUILD
index d11412c55..9897946ed 100644
--- a/test/syscalls/BUILD
+++ b/test/syscalls/BUILD
@@ -64,6 +64,8 @@ syscall_test(
 
 syscall_test(
     size = "large",
+    # Produce too many logs in the debug mode.
+    debug = False,
     shard_count = 50,
     # Takes too long for TSAN. Since this is kind of a stress test that doesn't
     # involve much concurrency, TSAN's usefulness here is limited anyway.