本文共 2048 字，大约阅读时间需要 6 分钟。
1.已保存显示时间较长
16:59:50~16:59:55
原因是，刚好系统保存热点信息里边没有该热点；没有匹配上：
07-16 16:59:51.017 1318 2154 D WifiService: SAVE nid=0 config=* ID: -1 SSID: "xiaomi55" PROVIDER-NAME: null BSSID: null FQDN: null PRIO: 0 HIDDEN: false
07-16 16:59:51.017 1318 2154 D WifiService: CONNECT nid=-1 config= ID: -1 SSID: "xiaomi55" PROVIDER-NAME: null BSSID: null FQDN: null PRIO: 0 HIDDEN: false*
07-16 16:59:51.062 1318 2155 D WifiStateMachine: ConnectModeState !CMD_START_CONNECT rt=142926267/197442885 35 1000 "xiaomi55"WPA_PSK any roam=false
07-16 16:59:51.065 1318 2155 I WifiStateMachine: Connecting with dc:80:d3:ec:45:66 as the mac address
07-16 16:59:51.065 1318 2155 D SupplicantStaIfaceHal: connectToNetwork "xiaomi55"WPA_PSK isAscii=true
……
07-16 16:59:51.076 21209 21209 E wpa_supplicant: eap_proxy: eap_proxy_notify_config
07-16 16:59:51.076 21209 21209 D wpa_supplicant: Fast associate: Old scan results
07-16 16:59:51.076 21209 21209 D wpa_supplicant: wlan0: Setting scan request: 0.000000 sec
07-16 16:59:51.076 1318 2155 D SupplicantStaNetworkHal: ISupplicantStaNetwork.select succeeded*
07-16 16:59:51.078 21209 21209 W wpa_supplicant: wlan0: Could not read SSID from driver
只能等到后边扫描结果上来以后；系统立即自动连接：
07-16 16:59:55.424 1318 2155 D WifiConnectivityManager: AllSingleScanListener: WNS candidate-"xiaomi55"
07-16 16:59:55.424 1318 2155 D WifiConnectivityManager: connectToNetwork: Connect to "xiaomi55":any from Disconnected
07-16 16:59:55.424 1318 2155 D WifiStateMachine: ConnectModeState !CMD_START_CONNECT rt=142930629/197447247 35 1010 "xiaomi55"WPA_PSK any roam=false
07-16 16:59:55.428 1318 2155 I WifiStateMachine: Connecting with dc:80:d3:ec:45:66 as the mac address
……
07-16 16:59:55.432 21209 21209 D wpa_supplicant: wlan0: Scan results matching the currently selected network
07-16 16:59:55.432 21209 21209 D wpa_supplicant: wlan0: selected BSS ec:41:18:24:a8:c8 ssid='xiaomi55'
07-16 16:59:55.433 1318 2155 D SupplicantStaNetworkHal: ISupplicantStaNetwork.select succeeded*
……
07-16 16:59:55.433 21209 21209 D wpa_supplicant: wlan0: Starting radio
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