---> uname -a: Linux 8e43309aaf8e 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: 2933.396 BogoMIPS: 5866.79 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline 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 7.6G 42.4G 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 7.6G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/gexfoundry_device-snmp-go_master /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/gexfoundry_device-snmp-go_master@tmp /dev/vda1 50.0G 7.6G 42.4G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 753 76 0 1008 1020 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 24: eth0@if25: 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) 05/13/20 _x86_64_ (4 CPU) 14:26:06 LINUX RESTART 14:27:01 tps rtps wtps bread/s bwrtn/s 14:28:01 9.13 0.07 9.06 2.13 2122.80 14:29:01 2.28 0.00 2.28 0.00 80.90 14:30:01 0.37 0.00 0.37 0.00 4.73 14:31:01 0.28 0.00 0.28 0.00 3.23 14:32:01 0.23 0.00 0.23 0.00 3.53 14:33:01 0.35 0.00 0.35 0.00 4.48 14:34:01 0.92 0.57 0.35 133.78 5.03 14:35:01 0.98 0.00 0.98 0.00 20.02 14:36:01 169.50 102.71 66.78 2986.75 26868.07 14:37:01 183.05 49.34 133.71 3025.80 31087.10 Average: 36.72 15.27 21.45 615.06 6022.07 14:27:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:28:01 113220 1769084 93.99 2620 1229560 934904 31.90 425368 1180736 16 14:29:01 116184 1766120 93.83 2620 1229564 911116 31.09 423676 1180436 8 14:30:01 116504 1765800 93.81 2620 1229576 911044 31.08 423280 1180436 16 14:31:01 116948 1765356 93.79 2620 1229576 910948 31.08 422940 1180436 12 14:32:01 115764 1766540 93.85 2620 1229584 911152 31.09 423960 1180436 16 14:33:01 116952 1765352 93.79 2620 1229588 910948 31.08 422868 1180436 12 14:34:01 111784 1770520 94.06 2620 1233668 924176 31.53 417348 1184332 8 14:35:01 112344 1769960 94.03 2620 1233672 924152 31.53 417088 1184328 20 14:36:01 96840 1785464 94.86 2620 1184076 1011576 34.51 452980 1141596 112640 14:37:01 107384 1774920 94.30 2620 1057732 1051720 35.88 548352 946724 70048 Average: 112392 1769912 94.03 2620 1208660 940174 32.08 437786 1153990 18280 14:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:28:01 eth0 1.22 0.58 0.57 0.24 0.00 0.00 0.00 14:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:29:01 eth0 1.20 0.57 0.57 0.21 0.00 0.00 0.00 14:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 eth0 0.98 0.28 0.31 0.20 0.00 0.00 0.00 14:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:31:01 eth0 0.77 0.03 0.08 0.00 0.00 0.00 0.00 14:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:32:01 eth0 0.67 0.53 0.40 0.27 0.00 0.00 0.00 14:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:33:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 14:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:34:01 eth0 6.58 3.88 6.47 2.58 0.00 0.00 0.00 14:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:35:01 eth0 1.17 0.72 0.89 0.43 0.00 0.00 0.00 14:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:36:01 eth0 141.69 115.75 3764.39 12.50 0.00 0.00 0.00 14:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:37:01 eth0 241.90 197.40 3456.78 89.06 0.00 0.00 0.00 14:37:01 veth2d33c38 0.00 0.03 0.00 0.00 0.00 0.00 0.00 14:37:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 14:37:01 docker0 24.70 22.66 3.03 54.14 0.00 0.00 0.00 Average: eth0 39.64 32.00 723.30 10.55 0.00 0.00 0.00 Average: veth2d33c38 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 2.47 2.27 0.30 5.42 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) 05/13/20 _x86_64_ (4 CPU) 14:26:06 LINUX RESTART 14:27:01 CPU %user %nice %system %iowait %steal %idle 14:28:01 all 0.21 0.00 0.12 0.00 0.00 99.66 14:28:01 0 0.13 0.00 0.15 0.00 0.00 99.72 14:28:01 1 0.08 0.00 0.17 0.00 0.00 99.75 14:28:01 2 0.23 0.00 0.10 0.00 0.00 99.67 14:28:01 3 0.38 0.00 0.07 0.00 0.00 99.55 14:29:01 all 0.20 0.00 0.05 0.00 0.00 99.76 14:29:01 0 0.07 0.00 0.03 0.00 0.00 99.90 14:29:01 1 0.12 0.00 0.07 0.00 0.00 99.82 14:29:01 2 0.55 0.00 0.05 0.00 0.02 99.38 14:29:01 3 0.05 0.00 0.05 0.00 0.00 99.90 14:30:01 all 0.17 0.00 0.03 0.00 0.00 99.80 14:30:01 0 0.07 0.00 0.03 0.00 0.00 99.90 14:30:01 1 0.03 0.00 0.02 0.00 0.00 99.95 14:30:01 2 0.52 0.00 0.05 0.00 0.00 99.43 14:30:01 3 0.05 0.00 0.03 0.00 0.00 99.92 14:31:01 all 0.16 0.00 0.03 0.00 0.00 99.81 14:31:01 0 0.05 0.00 0.02 0.00 0.00 99.93 14:31:01 1 0.05 0.00 0.03 0.00 0.00 99.92 14:31:01 2 0.45 0.00 0.02 0.00 0.00 99.53 14:31:01 3 0.08 0.00 0.03 0.00 0.00 99.88 14:32:01 all 0.18 0.00 0.04 0.00 0.00 99.77 14:32:01 0 0.05 0.00 0.05 0.00 0.00 99.90 14:32:01 1 0.05 0.00 0.03 0.00 0.00 99.92 14:32:01 2 0.58 0.00 0.05 0.00 0.00 99.37 14:32:01 3 0.07 0.00 0.05 0.00 0.02 99.87 14:33:01 all 0.18 0.00 0.03 0.00 0.00 99.79 14:33:01 0 0.02 0.00 0.00 0.00 0.00 99.98 14:33:01 1 0.07 0.00 0.05 0.00 0.00 99.88 14:33:01 2 0.57 0.00 0.03 0.00 0.00 99.40 14:33:01 3 0.05 0.00 0.03 0.00 0.00 99.92 14:34:01 all 0.33 0.00 0.18 0.00 0.00 99.49 14:34:01 0 0.23 0.00 0.22 0.00 0.00 99.55 14:34:01 1 0.27 0.00 0.13 0.00 0.02 99.58 14:34:01 2 0.48 0.00 0.20 0.02 0.00 99.30 14:34:01 3 0.33 0.00 0.17 0.00 0.00 99.50 14:35:01 all 0.09 0.00 0.06 0.00 0.00 99.85 14:35:01 0 0.05 0.00 0.07 0.00 0.00 99.88 14:35:01 1 0.07 0.00 0.05 0.00 0.00 99.88 14:35:01 2 0.15 0.00 0.07 0.00 0.00 99.78 14:35:01 3 0.10 0.00 0.05 0.00 0.00 99.85 14:36:01 all 5.96 0.00 3.09 1.09 0.02 89.85 14:36:01 0 5.64 0.00 2.81 0.54 0.02 90.99 14:36:01 1 6.22 0.00 3.33 3.23 0.02 87.20 14:36:01 2 6.10 0.00 2.89 0.07 0.02 90.93 14:36:01 3 5.85 0.00 3.32 0.55 0.00 90.27 14:37:01 all 11.49 0.00 6.62 2.75 0.04 79.10 14:37:01 0 10.21 0.00 6.05 1.57 0.03 82.12 14:37:01 1 13.11 0.00 7.41 4.04 0.05 75.39 14:37:01 2 11.39 0.00 6.31 2.88 0.05 79.38 14:37:01 3 11.22 0.00 6.68 2.51 0.03 79.55 Average: all 1.88 0.00 1.01 0.38 0.01 96.72 Average: 0 1.64 0.00 0.94 0.21 0.01 97.21 Average: 1 1.99 0.00 1.12 0.72 0.01 96.16 Average: 2 2.09 0.00 0.97 0.29 0.01 96.65 Average: 3 1.80 0.00 1.04 0.30 0.01 96.85