serviceStop                               // Stops the server.
	serviceReloadDynamic                      // Reload dynamic config values.
	serviceFreeze                             // Freeze all S3 API calls.
	serviceUnFreeze                           // Un-Freeze previously frozen S3 API calls.
	// Add new service requests here.
)

// Global service signal channel.
var globalServiceSignalCh = make(chan serviceSignal)

// ----------
// Supports following actions:
// - restart (restarts all the MinIO instances in a setup)
// - stop (stops all the MinIO instances in a setup)
// - freeze (freezes all incoming S3 API calls)
// - unfreeze (unfreezes previously frozen S3 API calls)
func (a adminAPIHandlers) ServiceHandler(w http.ResponseWriter, r *http.Request) {
	ctx := r.Context()

	vars := mux.Vars(r)
	action := vars["action"]

		Timeout: 5 * time.Second,
	}

	globalForwarder *handlers.Forwarder

	globalTierConfigMgr *TierConfigMgr

	globalConsoleSrv *consoleapi.Server

	// handles service freeze or un-freeze S3 API calls.
	globalServiceFreeze atomic.Value

	// Only needed for tracking
	globalServiceFreezeCnt int32
	globalServiceFreezeMu  sync.Mutex // Updates.

	if debugNoExit {
		freeze := func(_ int) {
			// Infinite blocking op
			<-make(chan struct{})
		}

		// Override the logger os.Exit()
		logger.ExitFunc = freeze

		defer func() {
			if err := recover(); err != nil {
				fmt.Println("panic:", err)
				fmt.Println("")
				fmt.Println(string(debug.Stack()))
			}
			freeze(-1)
		}()
	}

}

// ServiceFreeze freezes all S3 API calls when 'freeze' is true,
// 'freeze' is 'false' would resume all S3 API calls again.
// NOTE: once a tenant is frozen either two things needs to
// happen before resuming normal operations.
//   - Server needs to be restarted 'mc admin service restart'
//   - 'freeze' should be set to 'false' for this call
//     to resume normal operations.

	defer uploadsCancel()

	objNamePrefix := pathJoin(speedTest, mustGetUUID())

	userMetadata := make(map[string]string)
	userMetadata[globalObjectPerfUserMetadata] = "true" // Bypass S3 API freeze
	popts := minio.PutObjectOptions{
		UserMetadata:         userMetadata,
		DisableContentSha256: !opts.enableSha256,
		DisableMultipart:     !opts.enableMultipart,
	}

	clnt := globalMinioClient

			if err := verifyServerSystemConfig(GlobalContext, globalEndpoints, globalGrid.Load()); err != nil {
				logger.Fatal(err, "Unable to start the server")
			}
		})
	}

	if globalEnableSyncBoot {
		// Freeze the services until the bucket notification subsystem gets initialized.
		bootstrapTrace("freezeServices", freezeServices)
	}

	var newObject ObjectLayer
	bootstrapTrace("newObjectLayer", func() {
		var err error

e(t){const e=Object.create(null,{[Symbol.toStringTag]:{value:"Module"}});if(t)for(const s in t)if("default"!==s){const i=Object.getOwnPropertyDescriptor(t,s);Object.defineProperty(e,s,i.get?i:{enumerable:!0,get:()=>t[s]})}return e.default=t,Object.freeze(e)}const s=e(t),i=new Map,n={set(t,e,s){i.has(t)||i.set(t,new Map);const n=i.get(t);n.has(e)||0===n.size?n.set(e,s):console.error(`Bootstrap doesn't allow more than one instance per element. Bound instance: ${Array.from(n.keys())[0]}.`)},get:(t,e...

 *
 * <p>For up-to-date Unicode character properties (digit, letter, etc.) and support for
 * supplementary code points, use ICU4J UCharacter and UnicodeSet (freeze() after building). For
 * basic text processing based on UnicodeSet use the ICU4J UnicodeSetSpanner.
 *
 * <p>Example usages:
 *
 * <pre>