我有一个AWS EC2实例永远不会超过60％的CPU利用率，我们不知道为什么。 我们有其他服务器具有类似的function和build设，没有问题。
它在运行Rails应用程序和处理Sidekiq的M4大型实例上，就像我们大多数其他服务器一样。 我们试图比较那些使用完整CPU的重要configuration（nginx，puma，sidekiq，rails），这个不是用于创意，而是我们仍然难住。
我提前道歉，因为我知道它是一个非常模糊的问题，下面是htop的副本
$ 1 [|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| 50.3%] Tasks: 40, 72 thr; 3 running 2 [|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| 58.2%] Load average: 1.99 1.54 0.91 Mem[||||||||||||||||||||||||||| 1180/7984MB] Uptime: 00:19:02 Swp[ 0/0MB] PID USER PRI NI VIRT RES SHR S CPU% MEM% TIME+ Command 1153 ubuntu 20 0 1322M 634M 7732 S 104. 8.0 13:23.69 sidekiq 4.2.9 company-cs [19 of 20 busy] 7821 ubuntu 20 0 1322M 634M 7732 S 20.9 8.0 0:23.71 sidekiq 4.2.9 company-cs [19 of 20 busy] 7337 ubuntu 20 0 1322M 634M 7732 S 16.9 8.0 0:25.71 sidekiq 4.2.9 company-cs [19 of 20 busy] 15548 ubuntu 20 0 1322M 634M 7732 S 12.2 8.0 0:04.56 sidekiq 4.2.9 company-cs [19 of 20 busy] 7351 ubuntu 20 0 1322M 634M 7732 S 10.1 8.0 0:23.19 sidekiq 4.2.9 company-cs [19 of 20 busy] 1573 ubuntu 20 0 1322M 634M 7732 S 10.1 8.0 0:39.57 sidekiq 4.2.9 company-cs [19 of 20 busy] 1578 ubuntu 20 0 1322M 634M 7732 S 9.5 8.0 0:38.50 sidekiq 4.2.9 company-cs [19 of 20 busy] 1570 ubuntu 20 0 1322M 634M 7732 S 4.1 8.0 0:41.56 sidekiq 4.2.9 company-cs [19 of 20 busy] 1579 ubuntu 20 0 1322M 634M 7732 R 4.1 8.0 0:39.75 sidekiq 4.2.9 company-cs [19 of 20 busy] 1390 ubuntu 20 0 1155M 177M 6888 S 3.4 2.2 0:41.17 puma: cluster worker 1: 1078 [company-cs] 7455 ubuntu 20 0 1322M 634M 7732 S 3.4 8.0 0:24.58 sidekiq 4.2.9 company-cs [19 of 20 busy] 1333 ubuntu 20 0 622M 31324 2632 S 2.7 0.4 0:29.24 kafka_consumer-c=/home/ubuntu/company-cs/config/kafka.yml -d 8491 ubuntu 20 0 1322M 634M 7732 S 2.0 8.0 0:20.92 sidekiq 4.2.9 company-cs [19 of 20 busy] 13051 ubuntu 20 0 1322M 634M 7732 S 2.0 8.0 0:11.14 sidekiq 4.2.9 company-cs [19 of 20 busy] 1580 ubuntu 20 0 1322M 634M 7732 S 2.0 8.0 0:38.74 sidekiq 4.2.9 company-cs [19 of 20 busy] 1428 ubuntu 20 0 622M 31324 2632 S 2.0 0.4 0:06.85 kafka_consumer-c=/home/ubuntu/company-cs/config/kafka.yml -d 1584 ubuntu 20 0 1322M 634M 7732 S 1.4 8.0 0:38.88 sidekiq 4.2.9 company-cs [19 of 20 busy] 1386 ubuntu 20 0 1220M 185M 6948 S 1.4 2.3 0:41.74 puma: cluster worker 0: 1078 [company-cs] 7830 ubuntu 20 0 1322M 634M 7732 S 1.4 8.0 0:24.69 sidekiq 4.2.9 company-cs [19 of 20 busy] 1575 ubuntu 20 0 1322M 634M 7732 S 1.4 8.0 0:38.60 sidekiq 4.2.9 company-cs [19 of 20 busy] 1582 ubuntu 20 0 1322M 634M 7732 S 1.4 8.0 0:39.32 sidekiq 4.2.9 company-cs [19 of 20 busy] 13166 ubuntu 20 0 1322M 634M 7732 S 1.4 8.0 0:10.51 sidekiq 4.2.9 company-cs [19 of 20 busy] 15549 ubuntu 20 0 1322M 634M 7732 S 1.4 8.0 0:04.15 sidekiq 4.2.9 company-cs [19 of 20 busy] 1571 ubuntu 20 0 1322M 634M 7732 S 1.4 8.0 0:39.60 sidekiq 4.2.9 company-cs [19 of 20 busy] 17297 ubuntu 20 0 1155M 177M 6888 S 1.4 2.2 0:00.36 puma: cluster worker 1: 1078 [company-cs] 17618 ubuntu 20 0 1155M 177M 6888 S 1.4 2.2 0:00.25 puma: cluster worker 1: 1078 [company-cs] 14791 ubuntu 20 0 1220M 185M 6948 S 1.4 2.3 0:01.75 puma: cluster worker 0: 1078 [company-cs] 1567 ubuntu 20 0 1322M 634M 7732 S 0.7 8.0 0:41.17 sidekiq 4.2.9 company-cs [19 of 20 busy] 15347 ubuntu 20 0 1155M 177M 6888 S 0.7 2.2 0:01.93 puma: cluster worker 1: 1078 [company-cs] 15348 ubuntu 20 0 1220M 185M 6948 S 0.7 2.3 0:01.37 puma: cluster worker 0: 1078 [company-cs] 1431 www-data 20 0 86436 3368 1760 S 0.7 0.0 0:02.04 nginx: worker process 1408 ubuntu 20 0 622M 31324 2632 S 0.7 0.4 0:06.92 kafka_consumer-c=/home/ubuntu/company-cs/config/kafka.yml -d 1412 root 20 0 33936 26736 5012 S 0.0 0.3 0:12.75 /usr/share/filebeat/bin/filebeat -c /etc/filebeat/filebeat.yml -path.home /usr/share/filebeat -path.config /etc/filebeat -path.data /var/lib/filebeat -path.logs /var/log/filebeat 1522 root 20 0 33936 26736 5012 S 0.0 0.3 0:02.33 /usr/share/filebeat/bin/filebeat -c /etc/filebeat/filebeat.yml -path.home /usr/share/filebeat -path.config /etc/filebeat -path.data /var/lib/filebeat -path.logs /var/log/filebeat 1425 root 20 0 33936 26736 5012 S 0.0 0.3 0:01.21 /usr/share/filebeat/bin/filebeat -c /etc/filebeat/filebeat.yml -path.home /usr/share/filebeat -path.config /etc/filebeat -path.data /var/lib/filebeat -path.logs /var/log/filebeat 16111 ubuntu 20 0 1220M 185M 6948 S 0.0 2.3 0:00.85 puma: cluster worker 0: 1078 [company-cs] 17809 ubuntu 20 0 25852 3352 1448 R 0.0 0.0 0:00.09 htop 1394 ubuntu 20 0 622M 31324 2632 S 0.0 0.4 0:06.94 kafka_consumer-c=/home/ubuntu/company-cs/config/kafka.yml -d 1396 ubuntu 20 0 622M 31324 2632 S 0.0 0.4 0:07.73 kafka_consumer-c=/home/ubuntu/company-cs/config/kafka.yml -d 1 root 20 0 33620 2896 1484 S 0.0 0.0 0:02.89 /sbin/init 1424 root 20 0 33936 26736 5012 S 0.0 0.3 0:02.55 /usr/share/filebeat/bin/filebeat -c /etc/filebeat/filebeat.yml -path.home /usr/share/filebeat -path.config /etc/filebeat -path.data /var/lib/filebeat -path.logs /var/log/filebeat 1523 root 20 0 33936 26736 5012 S 0.0 0.3 0:02.35 /usr/share/filebeat/bin/filebeat -c /etc/filebeat/filebeat.yml -path.home /usr/share/filebeat -path.config /etc/filebeat -path.data /var/lib/filebeat -path.logs /var/log/filebeat 1295 ubuntu 20 0 1322M 634M 7732 S 0.0 8.0 0:00.18 sidekiq 4.2.9 company-cs [19 of 20 busy] 1592 ubuntu 20 0 1220M 185M 6948 S 0.0 2.3 0:00.40 puma: cluster worker 0: 1078 [company-cs] 1415 root 20 0 33936 26736 5012 S 0.0 0.3 0:01.67 /usr/share/filebeat/bin/filebeat -c /etc/filebeat/filebeat.yml -path.home /usr/share/filebeat -path.config /etc/filebeat -path.data /var/lib/filebeat -path.logs /var/log/filebeat 421 root 20 0 19488 652 460 S 0.0 0.0 0:00.09 upstart-udev-bridge --daemon 427 root 20 0 50000 1964 1000 S 0.0 0.0 0:00.23 /lib/systemd/systemd-udevd --daemon 549 root 20 0 15272 400 192 S 0.0 0.0 0:00.03 upstart-socket-bridge --daemon 597 root 20 0 10232 2412 116 S 0.0 0.0 0:00.00 dhclient -1 -v -pf /run/dhclient.eth0.pid -lf /var/lib/dhcp/dhclient.eth0.leases eth0 833 messagebu 20 0 39224 1216 848 S 0.0 0.0 0:00.02 dbus-daemon --system --fork 886 root 20 0 43460 1764 1424 S 0.0 0.0 0:00.00 /lib/systemd/systemd-logind F1Help F2Setup F3SearchF4FilterF5Tree F6SortByF7Nice -F8Nice +F9Kill F10Quit