Tôi có một máy chủ Debian ở dạng Raspberry Pi đang chạy Raspian. Nó có kết nối USB Wi-Fi. Đôi khi nó không phản hồi khi tôi SSH với nó và sẽ yêu cầu khởi động lại. Tôi tìm thấy một cái gì đó trong syslog có thể chỉ ra vấn đề là gì, ai đó có thể giúp với điều này có nghĩa là gì không?
Dec 16 15:34:17 raspberrypi wpa_supplicant[1501]: wlan0: WPA: Group rekeying completed with 00:21:29:6c:5c:3d [GTK=CCMP]
Dec 16 16:17:01 raspberrypi /USR/SBIN/CRON[2109]: (root) CMD ( cd / && run-parts --report /etc/cron.hourly)
Dec 16 16:34:17 raspberrypi wpa_supplicant[1501]: wlan0: WPA: Group rekeying completed with 00:21:29:6c:5c:3d [GTK=CCMP]
Dec 16 17:17:01 raspberrypi /USR/SBIN/CRON[2127]: (root) CMD ( cd / && run-parts --report /etc/cron.hourly)
Dec 16 17:34:17 raspberrypi wpa_supplicant[1501]: wlan0: WPA: Group rekeying completed with 00:21:29:6c:5c:3d [GTK=CCMP]
Dec 16 18:17:01 raspberrypi /USR/SBIN/CRON[2142]: (root) CMD ( cd / && run-parts --report /etc/cron.hourly)
Dec 16 18:34:17 raspberrypi wpa_supplicant[1501]: wlan0: WPA: Group rekeying completed with 00:21:29:6c:5c:3d [GTK=CCMP]
Dec 16 19:17:01 raspberrypi /USR/SBIN/CRON[2161]: (root) CMD ( cd / && run-parts --report /etc/cron.hourly)
Dec 16 19:31:29 raspberrypi kernel: [16615.391509] ieee80211 phy0: wlan0: No probe response from AP 00:21:29:6c:5c:3d after 500ms, disconnecting.
Dec 16 19:31:29 raspberrypi wpa_supplicant[1501]: wlan0: CTRL-EVENT-DISCONNECTED bssid=00:21:29:6c:5c:3d reason=4
Dec 16 19:31:29 raspberrypi kernel: [16615.416189] cfg80211: Calling CRDA to update world regulatory domain
Dec 16 19:31:30 raspberrypi ifplugd(wlan0)[1444]: Link beat lost.
Dec 16 19:31:40 raspberrypi ifplugd(wlan0)[1444]: Executing '/etc/ifplugd/ifplugd.action wlan0 down'.
Dec 16 19:31:40 raspberrypi wpa_supplicant[1501]: wlan0: CTRL-EVENT-TERMINATING - signal 15 received
Dec 16 19:31:40 raspberrypi ifplugd(wlan0)[1444]: Program executed successfully.
Dec 16 19:31:42 raspberrypi ntpd[1928]: Deleting interface #2 wlan0, 192.168.1.10#123, interface stats: received=321, sent=327, dropped=0, active_time=16596 secs
Dec 16 19:31:42 raspberrypi ntpd[1928]: 202.6.116.123 interface 192.168.1.10 -> (none)
Dec 16 19:31:42 raspberrypi ntpd[1928]: 203.99.128.34 interface 192.168.1.10 -> (none)
Dec 16 19:31:42 raspberrypi ntpd[1928]: 203.118.148.40 interface 192.168.1.10 -> (none)
Dec 16 19:31:42 raspberrypi ntpd[1928]: 202.89.49.65 interface 192.168.1.10 -> (none)
Dec 16 19:31:42 raspberrypi ntpd[1928]: peers refreshed
Giao diện / etc / mạng / của tôi như sau:
auto lo
iface lo inet loopback
iface eth0 inet dhcp
allow-hotplug wlan0
#iface wlan0 inet manual
#wpa-roam /etc/wpa_supplicant/wpa_supplicant.conf
#iface default inet dhcp
iface wlan0 inet static
address 192.168.1.11
netmask 255.255.255.0
gateway 192.168.1.1
wpa-ssid "linksys"
wpa-psk "xxxx"