Add logs for coordination service initialization.

PiperOrigin-RevId: 614839485

Author: hhb

third_party/xla/third_party/tsl/tsl/distributed_runtime/coordination/BUILD

@@ -81,7 +81,7 @@ tsl_gpu_library(
         "//tsl/util:device_name_utils",
         "@com_google_absl//absl/container:flat_hash_map",
         "@com_google_absl//absl/container:flat_hash_set",
-        "@com_google_absl//absl/memory",
+        "@com_google_absl//absl/log",
         "@com_google_absl//absl/strings",
         "@com_google_absl//absl/synchronization",
         "@com_google_absl//absl/time",

third_party/xla/third_party/tsl/tsl/distributed_runtime/coordination/coordination_service.cc

@@ -26,6 +26,7 @@ limitations under the License.
 
 #include "absl/container/flat_hash_map.h"
 #include "absl/container/flat_hash_set.h"
+#include "absl/log/log.h"
 #include "absl/strings/str_cat.h"
 #include "absl/strings/str_join.h"
 #include "absl/strings/string_view.h"
@@ -361,6 +362,7 @@ CoordinationServiceStandaloneImpl::CoordinationServiceStandaloneImpl(
           absl::Milliseconds(config.shutdown_barrier_timeout_in_ms())),
       allow_new_incarnation_to_reconnect_(
           config.allow_new_incarnation_to_reconnect()) {
+  LOG(INFO) << "Initializing CoordinationService";
   recoverable_jobs_ = absl::flat_hash_set<std::string>(
       config.recoverable_jobs().cbegin(), config.recoverable_jobs().cend());
   for (const auto& job : config.coordinated_job_list()) {