这里运行的是 Ubuntu Studio 22.04。昨天早上，电脑突然停止运行。它没有响应，需要硬重启才能再次运行。journalctl 显示没有异常，然后就结束了，早上我重新启动它时又恢复了。我希望找到一个线索来帮助我调试冻结的原因，但正如所见，没有什么可做的。
Nov 01 00:00:23 AirchainProcessor sSMTP[480431]: Creating SSL connection to host
Nov 01 00:00:24 AirchainProcessor sSMTP[480431]: SSL connection using ECDHE_RSA_AES_256_GCM_SHA384
Nov 01 00:00:26 AirchainProcessor sSMTP[480431]: Sent mail for kpov_tech@AirchainProcessor (221 2.0.0 closing connection e8-20020a056a00162800b0069029a3196dsm644677pfc.1>
Nov 01 00:00:29 AirchainProcessor CRON[480228]: pam_unix(cron:session): session closed for user kpov_tech
Nov 01 00:05:01 AirchainProcessor CRON[480432]: pam_unix(cron:session): session opened for user kpov_tech(uid=1000) by (uid=0)
Nov 01 00:05:01 AirchainProcessor CRON[480432]: pam_unix(cron:session): session closed for user kpov_tech
Nov 01 00:10:01 AirchainProcessor CRON[480450]: pam_unix(cron:session): session opened for user kpov_tech(uid=1000) by (uid=0)
Nov 01 00:10:01 AirchainProcessor CRON[480450]: pam_unix(cron:session): session closed for user kpov_tech
Nov 01 00:15:01 AirchainProcessor CRON[480465]: pam_unix(cron:session): session opened for user kpov_tech(uid=1000) by (uid=0)
Nov 01 00:15:01 AirchainProcessor CRON[480465]: pam_unix(cron:session): session closed for user kpov_tech
Nov 01 00:17:01 AirchainProcessor CRON[480483]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0)
Nov 01 00:17:01 AirchainProcessor CRON[480483]: pam_unix(cron:session): session closed for user root
Nov 01 00:20:01 AirchainProcessor CRON[480486]: pam_unix(cron:session): session opened for user kpov_tech(uid=1000) by (uid=0)
Nov 01 00:20:01 AirchainProcessor CRON[480486]: pam_unix(cron:session): session closed for user kpov_tech
Nov 01 00:25:01 AirchainProcessor CRON[480504]: pam_unix(cron:session): session opened for user kpov_tech(uid=1000) by (uid=0)
Nov 01 00:25:01 AirchainProcessor CRON[480504]: pam_unix(cron:session): session closed for user kpov_tech
**-- Boot 07602d9b639b4840aef4f5b0a8bfe275 --**
Nov 01 08:28:55 AirchainProcessor kernel: Linux version 6.2.0-1016-lowlatency (buildd@lcy02-amd64-037) (x86_64-linux-gnu-gcc-11 (Ubuntu 11.4.0-1ubuntu1~22.04) 11.4.0, GN>
Nov 01 08:28:55 AirchainProcessor kernel: Command line: BOOT_IMAGE=/boot/vmlinuz-6.2.0-1016-lowlatency root=UUID=21d4f32a-398b-4bd6-96fb-3a3e4914bfbb ro threadirqs quiet>
Nov 01 08:28:55 AirchainProcessor kernel: KERNEL supported cpus:
Nov 01 08:28:55 AirchainProcessor kernel: Intel GenuineIntel
Nov 01 08:28:55 AirchainProcessor kernel: AMD AuthenticAMD
Nov 01 08:28:55 AirchainProcessor kernel: Hygon HygonGenuine
Nov 01 08:28:55 AirchainProcessor kernel: Centaur CentaurHauls
Nov 01 08:28:55 AirchainProcessor kernel: zhaoxin Shanghai
Nov 01 08:28:55 AirchainProcessor kernel: BIOS-provided physical RAM map:
Nov 01 08:28:55 AirchainProcessor kernel: BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable
Nov 01 08:28:55 AirchainProcessor kernel: BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved
冻结之前的一切都是正常现象。然后它就停止了。
我想知道这是否是硬件故障。我想知道这里是否有人可以提供更多有关故障的信息。谢谢！