---> uname -a: Linux a9d879bef9f0 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: 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 7.5G 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% /var/log/sa /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/gexfoundry_device-rest-go_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/gexfoundry_device-rest-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 735 91 0 1011 1040 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) 02/18/20 _x86_64_ (4 CPU) 19:32:16 LINUX RESTART 19:33:01 tps rtps wtps bread/s bwrtn/s 19:34:02 13.26 1.53 11.72 82.06 2401.42 19:35:01 2.44 0.00 2.44 0.00 84.03 19:36:01 0.28 0.00 0.28 0.00 3.48 19:37:01 0.25 0.00 0.25 0.00 3.28 19:38:01 0.33 0.00 0.33 0.00 4.35 19:39:01 0.32 0.02 0.30 0.13 3.75 19:40:01 0.25 0.00 0.25 0.00 2.56 19:41:01 0.23 0.00 0.23 0.00 3.20 19:42:01 0.27 0.00 0.27 0.00 3.61 19:43:01 64.56 20.57 43.99 925.78 18730.15 19:44:01 229.70 103.74 125.96 4350.43 30271.69 Average: 28.44 11.48 16.96 488.78 4695.80 19:33:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:34:02 114044 1768260 93.94 2620 1233376 937424 31.98 420192 1189432 16 19:35:01 121308 1760996 93.56 2620 1233388 903116 30.81 416304 1186676 12 19:36:01 120476 1761828 93.60 2620 1233392 903372 30.82 421208 1183024 8 19:37:01 120444 1761860 93.60 2620 1233392 903372 30.82 421224 1183024 8 19:38:01 120644 1761660 93.59 2620 1233400 903348 30.82 420892 1183024 8 19:39:01 121728 1760576 93.53 2620 1233408 903180 30.82 420220 1183024 12 19:40:01 128948 1753356 93.15 2620 1233412 903180 30.82 412744 1182888 20 19:41:01 128892 1753412 93.15 2620 1233416 903180 30.82 412792 1182888 12 19:42:01 129000 1753304 93.15 2620 1233424 903180 30.82 412700 1182892 8 19:43:01 138248 1744056 92.66 2620 1167264 992688 33.87 409380 1138944 95708 19:44:01 73540 1808764 96.09 2620 1097764 1140156 38.90 606008 944716 77344 Average: 119752 1762552 93.64 2620 1215058 936018 31.94 433969 1158230 15741 19:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:34:02 eth0 107.53 94.64 161.07 161.43 0.00 0.00 0.00 19:34:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:34:02 docker0 51.61 35.85 4.22 131.95 0.00 0.00 0.00 19:35:01 eth0 0.05 0.00 0.00 0.00 0.00 0.00 0.00 19:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:36:01 eth0 1.50 0.48 0.36 0.21 0.00 0.00 0.00 19:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:37:01 eth0 0.57 0.45 0.27 0.21 0.00 0.00 0.00 19:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:38:01 eth0 0.32 0.22 0.14 0.07 0.00 0.00 0.00 19:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:39:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 19:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 19:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:41:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 19:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:42:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 19:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:43:01 eth0 137.89 114.79 3471.12 11.74 0.00 0.00 0.00 19:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:44:01 eth0 303.55 252.51 4033.75 97.58 0.00 0.00 0.00 19:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:44:01 docker0 29.87 25.55 3.07 264.99 0.00 0.00 0.00 Average: eth0 50.30 42.24 698.80 24.72 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.42 5.60 0.66 36.20 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) 02/18/20 _x86_64_ (4 CPU) 19:32:16 LINUX RESTART 19:33:01 CPU %user %nice %system %iowait %steal %idle 19:34:02 all 2.48 0.00 0.84 0.02 0.01 96.65 19:34:02 0 2.26 0.00 0.89 0.02 0.00 96.84 19:34:02 1 2.72 0.00 0.83 0.02 0.02 96.41 19:34:02 2 2.52 0.00 0.92 0.03 0.00 96.52 19:34:02 3 2.42 0.00 0.72 0.03 0.02 96.81 19:35:01 all 0.18 0.00 0.06 0.00 0.00 99.77 19:35:01 0 0.03 0.00 0.05 0.00 0.00 99.92 19:35:01 1 0.08 0.00 0.07 0.00 0.00 99.85 19:35:01 2 0.25 0.00 0.05 0.00 0.00 99.70 19:35:01 3 0.36 0.00 0.03 0.00 0.02 99.59 19:36:01 all 0.22 0.00 0.07 0.00 0.00 99.71 19:36:01 0 0.17 0.00 0.08 0.00 0.00 99.75 19:36:01 1 0.03 0.00 0.03 0.00 0.00 99.93 19:36:01 2 0.12 0.00 0.08 0.00 0.00 99.80 19:36:01 3 0.53 0.00 0.05 0.00 0.00 99.42 19:37:01 all 0.18 0.00 0.05 0.00 0.00 99.77 19:37:01 0 0.07 0.00 0.07 0.00 0.02 99.85 19:37:01 1 0.05 0.00 0.03 0.00 0.00 99.92 19:37:01 2 0.08 0.00 0.03 0.00 0.00 99.88 19:37:01 3 0.55 0.00 0.07 0.00 0.00 99.38 19:38:01 all 0.18 0.00 0.05 0.00 0.00 99.77 19:38:01 0 0.05 0.00 0.05 0.00 0.00 99.90 19:38:01 1 0.05 0.00 0.03 0.00 0.00 99.92 19:38:01 2 0.10 0.00 0.05 0.00 0.00 99.85 19:38:01 3 0.55 0.00 0.07 0.00 0.00 99.38 19:39:01 all 0.17 0.00 0.05 0.00 0.00 99.78 19:39:01 0 0.03 0.00 0.05 0.00 0.00 99.92 19:39:01 1 0.05 0.00 0.05 0.00 0.00 99.90 19:39:01 2 0.07 0.00 0.07 0.00 0.00 99.87 19:39:01 3 0.52 0.00 0.02 0.00 0.00 99.47 19:40:01 all 0.17 0.00 0.05 0.00 0.00 99.78 19:40:01 0 0.02 0.00 0.05 0.00 0.00 99.93 19:40:01 1 0.07 0.00 0.03 0.00 0.00 99.90 19:40:01 2 0.08 0.00 0.05 0.00 0.02 99.85 19:40:01 3 0.52 0.00 0.07 0.00 0.00 99.42 19:41:01 all 0.18 0.00 0.04 0.00 0.00 99.78 19:41:01 0 0.05 0.00 0.03 0.00 0.00 99.92 19:41:01 1 0.07 0.00 0.02 0.00 0.02 99.90 19:41:01 2 0.05 0.00 0.05 0.00 0.00 99.90 19:41:01 3 0.57 0.00 0.03 0.00 0.00 99.40 19:42:01 all 0.19 0.00 0.05 0.00 0.00 99.76 19:42:01 0 0.05 0.00 0.03 0.00 0.00 99.92 19:42:01 1 0.50 0.00 0.05 0.00 0.00 99.45 19:42:01 2 0.10 0.00 0.08 0.00 0.00 99.82 19:42:01 3 0.10 0.00 0.03 0.00 0.00 99.87 19:43:01 all 4.41 0.00 2.67 0.51 0.02 92.38 19:43:01 0 4.56 0.00 2.70 1.56 0.03 91.15 19:43:01 1 4.50 0.00 2.64 0.12 0.00 92.74 19:43:01 2 4.37 0.00 2.48 0.02 0.02 93.12 19:43:01 3 4.22 0.00 2.90 0.37 0.02 92.50 19:44:01 all 12.72 0.00 7.47 2.28 0.07 77.46 19:44:01 0 11.61 0.00 8.01 2.73 0.03 77.62 19:44:01 1 13.70 0.00 7.06 1.49 0.08 77.66 19:44:01 2 12.92 0.00 7.62 1.22 0.08 78.16 19:44:01 3 12.67 0.00 7.15 3.68 0.07 76.44 Average: all 1.90 0.00 1.03 0.25 0.01 96.81 Average: 0 1.70 0.00 1.08 0.39 0.01 96.82 Average: 1 1.97 0.00 0.98 0.15 0.01 96.89 Average: 2 1.87 0.00 1.04 0.11 0.01 96.97 Average: 3 2.08 0.00 1.00 0.37 0.01 96.54