---> uname -a: Linux 98c0d2635b60 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 42.4G 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 7.5G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.4G 15% /w/workspace/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 7.5G 42.4G 15% /w/workspace/ndry_app-functions-sdk-go_master@tmp /dev/vda1 50.0G 7.5G 42.4G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 730 81 0 1025 1041 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) 04/24/20 _x86_64_ (4 CPU) 17:10:22 LINUX RESTART 17:11:01 tps rtps wtps bread/s bwrtn/s 17:12:01 30.87 6.84 24.03 1965.56 2572.54 17:13:02 2.40 0.00 2.40 0.00 80.18 17:14:01 0.64 0.00 0.64 0.00 7.60 17:15:01 0.62 0.00 0.62 0.00 7.66 17:16:01 0.68 0.00 0.68 0.00 8.19 17:17:01 212.88 119.66 93.22 5341.58 29421.85 17:18:01 232.10 104.56 127.53 6157.22 33289.76 Average: 68.92 33.18 35.74 1931.94 9385.98 17:11:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:12:01 149148 1733156 92.08 2620 1173448 951020 32.45 479504 1090496 8 17:13:02 156904 1725400 91.66 2620 1173452 912288 31.13 474452 1089272 8 17:14:01 153576 1728728 91.84 2620 1173460 912492 31.13 478684 1088284 8 17:15:01 154576 1727728 91.79 2620 1173464 912288 31.13 477564 1088284 8 17:16:01 154376 1727928 91.80 2620 1173472 912360 31.13 477872 1088284 8 17:17:01 157964 1724340 91.61 2620 1087872 1018724 34.76 512496 990804 31176 17:18:01 147656 1734648 92.16 2540 1036128 957316 32.66 546292 904444 220 Average: 153457 1728847 91.85 2609 1141614 939498 32.06 492409 1048553 4491 17:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:12:01 eth0 285.08 230.67 764.42 352.43 0.00 0.00 0.00 17:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:12:01 docker0 97.52 68.04 8.69 300.93 0.00 0.00 0.00 17:13:02 eth0 1.18 0.07 0.10 0.01 0.00 0.00 0.00 17:13:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 eth0 0.93 0.64 0.54 0.37 0.00 0.00 0.00 17:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 17:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 17:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 veth50b9137 36.04 31.74 4.07 275.70 0.00 0.00 0.00 17:17:01 eth0 876.95 642.22 5406.45 431.53 0.00 0.00 0.00 17:17:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 17:17:01 docker0 132.85 99.16 12.21 574.42 0.00 0.00 0.00 17:18:01 eth0 479.74 335.13 3823.88 97.15 0.00 0.00 0.00 17:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 docker0 32.43 36.01 2.17 251.04 0.00 0.00 0.00 Average: eth0 135.71 103.08 1196.95 67.92 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 23.78 19.44 2.07 118.69 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) 04/24/20 _x86_64_ (4 CPU) 17:10:22 LINUX RESTART 17:11:01 CPU %user %nice %system %iowait %steal %idle 17:12:01 all 5.21 0.00 2.00 0.54 0.00 92.25 17:12:01 0 4.69 0.00 2.45 1.29 0.00 91.57 17:12:01 1 5.98 0.00 1.66 0.30 0.00 92.06 17:12:01 2 5.03 0.00 1.87 0.15 0.00 92.94 17:12:01 3 5.12 0.00 2.02 0.40 0.02 92.44 17:13:02 all 0.19 0.00 0.05 0.00 0.00 99.76 17:13:02 0 0.03 0.00 0.03 0.00 0.00 99.93 17:13:02 1 0.53 0.00 0.03 0.00 0.00 99.43 17:13:02 2 0.12 0.00 0.10 0.00 0.00 99.78 17:13:02 3 0.05 0.00 0.03 0.00 0.00 99.92 17:14:01 all 0.21 0.00 0.06 0.00 0.00 99.72 17:14:01 0 0.07 0.00 0.07 0.00 0.00 99.86 17:14:01 1 0.56 0.00 0.05 0.00 0.02 99.37 17:14:01 2 0.15 0.00 0.05 0.00 0.00 99.80 17:14:01 3 0.08 0.00 0.08 0.00 0.00 99.83 17:15:01 all 0.18 0.00 0.04 0.00 0.00 99.77 17:15:01 0 0.08 0.00 0.07 0.00 0.00 99.85 17:15:01 1 0.55 0.00 0.03 0.00 0.00 99.42 17:15:01 2 0.05 0.00 0.03 0.00 0.00 99.92 17:15:01 3 0.03 0.00 0.02 0.00 0.00 99.95 17:16:01 all 0.19 0.00 0.04 0.00 0.00 99.77 17:16:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:16:01 1 0.57 0.00 0.03 0.00 0.00 99.40 17:16:01 2 0.08 0.00 0.05 0.00 0.00 99.87 17:16:01 3 0.07 0.00 0.05 0.00 0.00 99.88 17:17:01 all 7.42 0.00 4.43 3.92 0.02 84.22 17:17:01 0 7.47 0.00 4.60 4.90 0.02 83.01 17:17:01 1 7.24 0.00 4.29 5.90 0.02 82.55 17:17:01 2 6.47 0.00 4.58 1.83 0.02 87.10 17:17:01 3 8.51 0.00 4.24 3.01 0.02 84.22 17:18:01 all 13.28 0.00 7.68 2.89 0.03 76.12 17:18:01 0 14.10 0.00 7.82 0.76 0.03 77.28 17:18:01 1 11.46 0.00 7.28 3.57 0.02 77.67 17:18:01 2 13.43 0.00 7.77 5.23 0.03 73.54 17:18:01 3 14.12 0.00 7.81 2.00 0.05 76.02 Average: all 3.80 0.00 2.03 1.05 0.01 93.11 Average: 0 3.77 0.00 2.15 1.00 0.01 93.08 Average: 1 3.83 0.00 1.90 1.40 0.01 92.86 Average: 2 3.61 0.00 2.06 1.02 0.01 93.30 Average: 3 3.98 0.00 2.03 0.77 0.01 93.21