折腾：
【记录】手动交互模式去安装OneinStack以搭建Web服务器
期间，用SecureCRT通过SSH登录ECS服务器，输入内容时，发现时不时的卡顿
此处发现阿里云的香港的ECS服务器，有点卡啊
所以去重启，看看能否解决卡的问题：
阿里云 ECS SSH 卡顿
本地Mac去ping阿里云香港ECS服务器，速度貌似正常：
➜ ~ ping 47.52.190.220 PING 47.52.190.220 (47.52.190.220): 56 data bytes 64 bytes from 47.52.190.220: icmp_seq=0 ttl=48 time=39.432 ms 64 bytes from 47.52.190.220: icmp_seq=1 ttl=48 time=39.101 ms 64 bytes from 47.52.190.220: icmp_seq=2 ttl=48 time=38.864 ms 64 bytes from 47.52.190.220: icmp_seq=3 ttl=48 time=38.815 ms 64 bytes from 47.52.190.220: icmp_seq=4 ttl=48 time=38.335 ms 64 bytes from 47.52.190.220: icmp_seq=5 ttl=48 time=40.459 ms 64 bytes from 47.52.190.220: icmp_seq=6 ttl=48 time=39.489 ms 64 bytes from 47.52.190.220: icmp_seq=7 ttl=48 time=38.437 ms 64 bytes from 47.52.190.220: icmp_seq=8 ttl=48 time=39.104 ms 64 bytes from 47.52.190.220: icmp_seq=9 ttl=48 time=38.698 ms ^C --- 47.52.190.220 ping statistics --- 10 packets transmitted, 10 packets received, 0.0% packet loss round-trip min/avg/max/stddev = 38.335/39.073/40.459/0.585 ms
[root@izj6cefkuu3496m71s907xz oneinstack]# ps -ef UID PID PPID C STIME TTY TIME CMD root 1 0 0 21:11 ? 00:00:00 /usr/lib/systemd/systemd --switched-root --system --deserialize 21 root 2 0 0 21:11 ? 00:00:00 [kthreadd] root 3 2 0 21:11 ? 00:00:00 [ksoftirqd/0] root 5 2 0 21:11 ? 00:00:00 [kworker/0:0H] root 6 2 0 21:11 ? 00:00:00 [kworker/u4:0] root 7 2 0 21:11 ? 00:00:00 [migration/0] root 8 2 0 21:11 ? 00:00:00 [rcu_bh] root 9 2 0 21:11 ? 00:00:00 [rcu_sched] root 10 2 0 21:11 ? 00:00:00 [watchdog/0] root 11 2 0 21:11 ? 00:00:00 [watchdog/1] root 12 2 0 21:11 ? 00:00:00 [migration/1] root 13 2 0 21:11 ? 00:00:00 [ksoftirqd/1] root 14 2 0 21:11 ? 00:00:00 [kworker/1:0] root 15 2 0 21:11 ? 00:00:00 [kworker/1:0H] root 17 2 0 21:11 ? 00:00:00 [kdevtmpfs] root 18 2 0 21:11 ? 00:00:00 [netns] root 19 2 0 21:11 ? 00:00:00 [khungtaskd] root 20 2 0 21:11 ? 00:00:00 [writeback] root 21 2 0 21:11 ? 00:00:00 [kintegrityd] root 22 2 0 21:11 ? 00:00:00 [bioset] root 23 2 0 21:11 ? 00:00:00 [kblockd] root 24 2 0 21:11 ? 00:00:00 [md] root 25 2 0 21:11 ? 00:00:00 [kworker/0:1] root 26 2 0 21:11 ? 00:00:00 [kworker/1:1] root 31 2 0 21:11 ? 00:00:00 [kswapd0] root 32 2 0 21:11 ? 00:00:00 [ksmd] root 33 2 0 21:11 ? 00:00:00 [khugepaged] root 34 2 0 21:11 ? 00:00:00 [crypto] root 42 2 0 21:11 ? 00:00:00 [kthrotld] root 43 2 0 21:11 ? 00:00:00 [kworker/u4:1] root 44 2 0 21:11 ? 00:00:00 [kmpath_rdacd] root 45 2 0 21:11 ? 00:00:00 [kpsmoused] root 46 2 0 21:11 ? 00:00:00 [kworker/0:2] root 47 2 0 21:11 ? 00:00:00 [ipv6_addrconf] root 66 2 0 21:11 ? 00:00:00 [deferwq] root 104 2 0 21:11 ? 00:00:00 [kauditd] root 223 2 0 21:11 ? 00:00:00 [kworker/1:3] root 224 2 0 21:11 ? 00:00:00 [ata_sff] root 241 2 0 21:11 ? 00:00:00 [scsi_eh_0] root 242 2 0 21:11 ? 00:00:00 [scsi_tmf_0] root 243 2 0 21:11 ? 00:00:00 [scsi_eh_1] root 244 2 0 21:11 ? 00:00:00 [scsi_tmf_1] root 247 2 0 21:11 ? 00:00:00 [ttm_swap] root 261 2 0 21:11 ? 00:00:00 [kworker/1:1H] root 264 2 0 21:11 ? 00:00:00 [kworker/0:1H] root 271 2 0 21:11 ? 00:00:00 [jbd2/vda1-8] root 272 2 0 21:11 ? 00:00:00 [ext4-rsv-conver] root 340 1 0 21:12 ? 00:00:00 /usr/lib/systemd/systemd-journald root 369 1 0 21:12 ? 00:00:00 /usr/lib/systemd/systemd-udevd root 441 2 0 21:12 ? 00:00:00 [edac-poller] root 474 1 0 21:12 ? 00:00:00 /sbin/auditd polkitd 498 1 0 21:12 ? 00:00:00 /usr/lib/polkit-1/polkitd --no-debug root 499 1 0 21:12 ? 00:00:00 /usr/sbin/irqbalance --foreground dbus 500 1 0 21:12 ? 00:00:00 /bin/dbus-daemon --system --address=systemd: --nofork --nopidfile --systemd-activation root 505 1 0 21:12 ? 00:00:00 /usr/lib/systemd/systemd-logind root 508 1 0 21:12 ? 00:00:00 /usr/sbin/rsyslogd -n root 515 1 0 21:12 ? 00:00:00 /usr/sbin/crond -n root 520 1 0 21:12 ? 00:00:00 /usr/sbin/atd -f root 525 1 0 21:12 tty1 00:00:00 /sbin/agetty --noclear tty1 linux root 526 1 0 21:12 ttyS0 00:00:00 /sbin/agetty --keep-baud 115200 38400 9600 ttyS0 vt220 root 753 1 0 21:12 ? 00:00:00 /usr/bin/python -Es /usr/sbin/tuned -l -P ntp 814 1 0 21:12 ? 00:00:00 /usr/sbin/ntpd -u ntp:ntp -g root 887 1 0 21:12 ? 00:00:00 /usr/local/aegis/aegis_update/AliYunDunUpdate root 1019 1 0 21:12 ? 00:00:01 /usr/local/aegis/aegis_client/aegis_10_49/AliYunDun root 1159 1 0 21:12 ? 00:00:00 /usr/sbin/sshd -D root 1166 1159 0 21:12 ? 00:00:00 sshd: root@pts/0 root 1177 1166 0 21:12 pts/0 00:00:00 -bash root 1211 1 0 21:12 ? 00:00:00 /usr/sbin/aliyun-service root 1244 1177 0 21:17 pts/0 00:00:00 screen -S oneinstack root 1245 1244 0 21:17 ? 00:00:00 SCREEN -S oneinstack root 1246 1245 0 21:17 pts/1 00:00:00 /bin/bash root 1358 1246 0 21:22 pts/1 00:00:00 ps -ef
然后又不卡顿了。
所以现在是：
不清楚什么情况导致卡顿，
而且是偶尔发生的。
郁闷。
影响使用。
【后记 20180828】
这次去SSH操作服务器，好像没有卡顿了。
有待后续观察，看看卡顿是否复现。
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