---> uname -a: Linux 9394306e6b99 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 4096K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 7.5G 42.5G 15% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-bootstrap_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-bootstrap_master ---> free -m: total used free shared buff/cache available Mem: 1838 736 95 0 1006 1038 Swap: 1023 1 1022 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 16: eth0@if17: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 12/30/19 _x86_64_ (4 CPU) 21:14:13 LINUX RESTART 21:15:01 tps rtps wtps bread/s bwrtn/s 21:16:02 11.17 1.37 9.81 81.77 1885.50 21:17:01 2.24 0.00 2.24 0.00 76.98 21:18:01 0.67 0.00 0.67 0.00 8.76 21:19:01 0.42 0.00 0.42 0.00 5.08 21:20:01 0.25 0.00 0.25 0.00 3.88 21:21:01 0.35 0.00 0.35 0.00 4.70 21:22:02 329.49 150.33 179.16 6408.18 57480.89 Average: 49.73 21.90 27.83 937.09 8584.48 21:15:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:16:02 105988 1776316 94.37 2620 1239440 959720 32.75 431892 1184988 16 21:17:01 115652 1766652 93.86 2620 1239448 903604 30.83 424196 1184692 8 21:18:01 114848 1767456 93.90 2620 1239456 903784 30.84 425228 1184688 8 21:19:01 114692 1767612 93.91 2620 1239456 903784 30.84 425372 1184688 8 21:20:01 115476 1766828 93.87 2620 1239464 903676 30.83 424660 1184688 8 21:21:01 115608 1766696 93.86 2620 1239528 903664 30.83 424864 1184696 24 21:22:02 66940 1815364 96.44 2620 1106180 950664 32.44 514560 1022008 79764 Average: 107029 1775275 94.31 2620 1220425 918414 31.34 438682 1161493 11405 21:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:16:02 eth0 10.45 6.36 9.18 6.20 0.00 0.00 0.00 21:16:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:16:02 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 21:17:01 eth0 0.51 0.08 0.05 0.01 0.00 0.00 0.00 21:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:18:01 eth0 0.90 0.37 0.30 0.20 0.00 0.00 0.00 21:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:19:01 eth0 0.48 0.45 0.27 0.21 0.00 0.00 0.00 21:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 eth0 0.13 0.10 0.08 0.06 0.00 0.00 0.00 21:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:21:01 eth0 0.22 0.20 0.10 0.01 0.00 0.00 0.00 21:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:22:02 veth43de166 0.00 0.10 0.00 0.01 0.00 0.00 0.00 21:22:02 eth0 902.95 682.97 8964.07 136.99 0.00 0.00 0.00 21:22:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 21:22:02 docker0 147.48 195.28 11.32 1065.67 0.00 0.00 0.00 Average: veth43de166 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: eth0 74.16 58.77 1150.06 8.25 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 21.20 28.09 1.62 153.78 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 12/30/19 _x86_64_ (4 CPU) 21:14:13 LINUX RESTART 21:15:01 CPU %user %nice %system %iowait %steal %idle 21:16:02 all 0.53 0.00 0.23 0.03 0.00 99.22 21:16:02 0 0.77 0.00 0.30 0.02 0.02 98.90 21:16:02 1 0.47 0.00 0.20 0.03 0.00 99.30 21:16:02 2 0.50 0.00 0.22 0.00 0.00 99.28 21:16:02 3 0.37 0.00 0.18 0.03 0.00 99.42 21:17:01 all 0.19 0.00 0.06 0.00 0.00 99.75 21:17:01 0 0.51 0.00 0.02 0.00 0.00 99.47 21:17:01 1 0.12 0.00 0.05 0.00 0.00 99.83 21:17:01 2 0.08 0.00 0.05 0.00 0.00 99.86 21:17:01 3 0.07 0.00 0.07 0.00 0.00 99.86 21:18:01 all 0.18 0.00 0.05 0.00 0.00 99.77 21:18:01 0 0.53 0.00 0.02 0.00 0.00 99.45 21:18:01 1 0.05 0.00 0.07 0.00 0.00 99.88 21:18:01 2 0.07 0.00 0.07 0.00 0.00 99.87 21:18:01 3 0.07 0.00 0.08 0.00 0.00 99.85 21:19:01 all 0.19 0.00 0.05 0.00 0.00 99.76 21:19:01 0 0.50 0.00 0.03 0.00 0.00 99.47 21:19:01 1 0.10 0.00 0.05 0.00 0.00 99.85 21:19:01 2 0.10 0.00 0.05 0.00 0.00 99.85 21:19:01 3 0.07 0.00 0.05 0.00 0.00 99.88 21:20:01 all 0.17 0.00 0.05 0.00 0.00 99.79 21:20:01 0 0.05 0.00 0.05 0.00 0.00 99.90 21:20:01 1 0.03 0.00 0.03 0.00 0.00 99.93 21:20:01 2 0.57 0.00 0.08 0.00 0.00 99.35 21:20:01 3 0.03 0.00 0.03 0.00 0.00 99.93 21:21:01 all 0.18 0.00 0.05 0.00 0.00 99.77 21:21:01 0 0.03 0.00 0.03 0.00 0.00 99.93 21:21:01 1 0.05 0.00 0.07 0.00 0.00 99.88 21:21:01 2 0.58 0.00 0.05 0.00 0.00 99.37 21:21:01 3 0.03 0.00 0.05 0.00 0.00 99.92 21:22:02 all 19.12 0.00 11.34 3.39 0.03 66.12 21:22:02 0 19.29 0.00 12.04 1.70 0.02 66.95 21:22:02 1 18.30 0.00 10.92 4.88 0.05 65.85 21:22:02 2 20.21 0.00 10.93 4.19 0.05 64.62 21:22:02 3 18.67 0.00 11.47 2.79 0.03 67.03 Average: all 2.92 0.00 1.68 0.48 0.01 94.92 Average: 0 3.07 0.00 1.77 0.24 0.00 94.91 Average: 1 2.72 0.00 1.62 0.70 0.01 94.96 Average: 2 3.14 0.00 1.63 0.60 0.01 94.63 Average: 3 2.73 0.00 1.69 0.40 0.00 95.17