请高手帮忙看看是什么阻止了睡眠，多谢。

fly_wolfok

点击睡眠，显示deferring，请高手帮忙看看是什么阻止了睡眠，谢谢。
Feb 24 16:25:00 MacBook-Air.local watchdogd[246]: [watchdog_daemon] @(         pm_callback) - ref=0x0 msg_type=0xe0000280 msg=0x2b000c
Feb 24 16:25:00 MacBook-Air.local watchdogd[246]: [watchdog_daemon] @(    wd_daemon_thread) - events buffer: 13r1627 253s1627 325r27954 547s27954
Feb 24 16:25:00 MacBook-Air.local coreaudiod[259]: 2015-02-24 04:25:00.636317 PM [AirPlay] Power: SystemWillSleep
Feb 24 16:25:00 MacBook-Air.local coreaudiod[259]: 2015-02-24 04:25:00.636462 PM [AirPlay] BTLE client stopping to browse for AirPlay Solo Target Presence.
Feb 24 16:25:00 MacBook-Air.local coreaudiod[259]: 2015-02-24 04:25:00.636645 PM [AirPlay] BTLE discovery removing all devices
Feb 24 16:25:00 MacBook-Air.local wirelessproxd[49]: Failed to stop a scan - central is not powered on: 4
Feb 24 16:25:00 MacBook-Air.local coreaudiod[259]: 2015-02-24 04:25:00.637698 PM [AirPlay] BTLE client stopped to browse for AirPlay Solo Target Presence.
Feb 24 16:25:00 MacBook-Air.local blued[60]: Release the WiFi lock
Feb 24 16:25:01 MacBook-Air.local WindowServer[132]: device_generate_desktop_screenshot: authw 0x7fb6b645f950(2000), shield 0x7fb6b3d73080(2001)
Feb 24 16:25:01 MacBook-Air.local WindowServer[132]: device_generate_lock_screen_screenshot: authw 0x7fb6b645f950(2000)[0, 0, 2160, 1440] shield 0x7fb6b3d73080(2001), dev [2160,1440]
Feb 24 16:25:01 MacBook-Air.local identityservicesd[311]: <IMMacNotificationCenterManager: 0x7f9d20c29130>: notification observer: com.apple.iChat   notification: __CFNotification 0x7f9d20c0d820 {name = _NSDoNotDisturbEnabledNotification}
Feb 24 16:25:01 MacBook-Air.local identityservicesd[311]: <IMMacNotificationCenterManager: 0x7f9d20c29130>:    NC Disabled: NO
Feb 24 16:25:01 MacBook-Air.local identityservicesd[311]: <IMMacNotificationCenterManager: 0x7f9d20c29130>:   DND Enabled: YES
Feb 24 16:25:01 MacBook-Air.local identityservicesd[311]: <IMMacNotificationCenterManager: 0x7f9d20c29130>: Updating enabled: NO   (Topics: (null))
Feb 24 16:25:02 MacBook-Air com.apple.xpc.launchd[1] (com.apple.xpc.launchd.domain.user.501): Service "com.apple.xpc.launchd.unmanaged.loginwindow.67" tried to hijack endpoint "com.apple.tsm.uiserver" from owner: com.apple.SystemUIServer.agent
Feb 24 16:25:13 --- last message repeated 1 time ---
Feb 24 16:25:13 MacBook-Air kernel[0]: PM response took 12918 ms (242, netbiosd)
Feb 24 16:25:24 MacBook-Air.local powerd[29]: Failed to read current rating(0xe00002f0)
Feb 24 16:25:25 MacBook-Air.local loginwindow[67]: CoreAnimation: warning, deleted thread with uncommitted CATransaction; set CA_DEBUG_TRANSACTIONS=1 in environment to log backtraces.
Feb 24 16:25:35 MacBook-Air.local watchdogd[246]: [watchdog_daemon] @(         pm_callback) - ref=0x0 msg_type=0xe0000320 msg=0x0
Feb 24 16:25:35 MacBook-Air.local watchdogd[246]: [watchdog_daemon] @(         pm_callback) - ref=0x0 msg_type=0xe0000300 msg=0x0
Feb 24 16:25:35 MacBook-Air.local coreaudiod[259]: 2015-02-24 04:25:35.423185 PM [AirPlay] Power: SystemHasPoweredOn
Feb 24 16:25:35 MacBook-Air.local coreaudiod[259]: 2015-02-24 04:25:35.423859 PM [AirPlay] BTLE client starting to browse for AirPlay Solo Target Presence.
Feb 24 16:25:35 MacBook-Air.local coreaudiod[259]: 2015-02-24 04:25:35.424822 PM [AirPlay] BTLE client stopping to browse for AirPlay Solo Target Presence.
Feb 24 16:25:35 MacBook-Air.local coreaudiod[259]: 2015-02-24 04:25:35.425123 PM [AirPlay] BTLE client starting to browse for AirPlay Solo Target Presence.
Feb 24 16:25:35 MacBook-Air.local coreaudiod[259]: 2015-02-24 04:25:35.425344 PM [AirPlay] BTLE client started to browse for AirPlay Solo Target Presence.
Feb 24 16:25:35 MacBook-Air.local coreaudiod[259]: 2015-02-24 04:25:35.425595 PM [AirPlay] BTLE client stopped to browse for AirPlay Solo Target Presence.
Feb 24 16:25:35 MacBook-Air.local coreaudiod[259]: 2015-02-24 04:25:35.425829 PM [AirPlay] BTLE client started to browse for AirPlay Solo Target Presence.
Feb 24 16:25:35 MacBook-Air.local blued[60]: Acquiring the wifi lock
Feb 24 16:25:35 MacBook-Air.local blued[60]: Acquired the wifi lock
Feb 24 16:25:35 MacBook-Air.local blued[60]: Release the WiFi lock
Feb 24 16:25:35 MacBook-Air.local WindowServer[132]: CGXDisplayDidWakeNotification [582638084778]: posting kCGSDisplayDidWake
Feb 24 16:25:35 MacBook-Air.local WindowServer[132]: handle_will_sleep_auth_and_shield_windows: Deferring.
Feb 24 16:25:35 MacBook-Air.local identityservicesd[311]: <IMMacNotificationCenterManager: 0x7f9d20c29130>: notification observer: com.apple.iChat   notification: __CFNotification 0x7f9d20f4ec60 {name = _NSDoNotDisturbDisabledNotification}
Feb 24 16:25:35 MacBook-Air.local identityservicesd[311]: <IMMacNotificationCenterManager: 0x7f9d20c29130>:    NC Disabled: NO
Feb 24 16:25:35 MacBook-Air.local identityservicesd[311]: <IMMacNotificationCenterManager: 0x7f9d20c29130>:   DND Enabled: NO
Feb 24 16:25:35 MacBook-Air.local identityservicesd[311]: <IMMacNotificationCenterManager: 0x7f9d20c29130>: Updating enabled: YES   (Topics: (
))