---> uname -a: Linux d2ab64e3c4bd 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: 2933.442 BogoMIPS: 5866.88 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% /w/workspace/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/ndry_app-functions-sdk-go_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 734 79 0 1024 1036 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) 04/14/20 _x86_64_ (4 CPU) 14:58:10 LINUX RESTART 14:59:01 tps rtps wtps bread/s bwrtn/s 15:00:01 14.89 1.88 13.00 205.53 2750.90 15:01:01 2.80 0.02 2.78 0.13 87.36 15:02:01 0.65 0.13 0.52 2.66 9.51 15:03:01 0.23 0.00 0.23 0.00 3.18 15:04:01 0.28 0.00 0.28 0.00 4.95 15:05:01 168.86 102.35 66.52 3785.15 25156.98 15:06:01 175.46 45.74 129.72 2952.25 33460.52 Average: 51.89 21.45 30.44 992.39 8783.16 14:59:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:01 190680 1691624 89.87 2620 1153152 942580 32.16 452584 1082220 12 15:01:01 197040 1685264 89.53 2620 1153160 904360 30.86 449804 1079408 8 15:02:01 192172 1690132 89.79 2620 1153320 902340 30.79 456416 1077572 8 15:03:01 192244 1690060 89.79 2620 1153324 902352 30.79 457216 1076824 8 15:04:01 193256 1689048 89.73 2620 1153328 902232 30.78 456544 1076820 8 15:05:01 71184 1811120 96.22 2620 1162400 1019088 34.77 477048 1149612 88964 15:06:01 70184 1812120 96.27 2520 1093176 995236 33.96 588916 945024 102012 Average: 158109 1724195 91.60 2606 1145980 938313 32.01 476933 1069640 27289 14:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:00:01 eth0 238.71 196.67 344.68 337.84 0.00 0.00 0.00 15:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 docker0 121.81 110.42 10.29 304.32 0.00 0.00 0.00 15:01:01 eth0 0.95 0.08 0.09 0.01 0.00 0.00 0.00 15:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:02:01 eth0 1.55 0.40 0.61 0.20 0.00 0.00 0.00 15:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:03:01 eth0 0.52 0.35 0.29 0.20 0.00 0.00 0.00 15:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:04:01 eth0 0.63 0.20 0.17 0.07 0.00 0.00 0.00 15:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:05:01 eth0 185.53 139.29 3504.66 26.96 0.00 0.00 0.00 15:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:05:01 veth4ddf19f 0.00 0.10 0.00 0.01 0.00 0.00 0.00 15:05:01 docker0 121.81 110.42 10.29 304.32 0.00 0.00 0.00 15:06:01 eth0 415.57 304.43 4073.89 52.34 0.00 0.00 0.00 15:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:01 veth7cfd41b 28.32 37.55 1.77 250.57 0.00 0.00 0.00 15:06:01 docker0 60.62 67.88 4.49 545.74 0.00 0.00 0.00 Average: eth0 120.51 91.65 1132.22 59.67 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth7cfd41b 4.05 5.36 0.25 35.80 0.00 0.00 0.00 Average: docker0 26.07 25.48 2.11 121.46 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) 04/14/20 _x86_64_ (4 CPU) 14:58:10 LINUX RESTART 14:59:01 CPU %user %nice %system %iowait %steal %idle 15:00:01 all 3.64 0.00 1.25 0.28 0.00 94.83 15:00:01 0 3.26 0.00 1.27 0.00 0.00 95.46 15:00:01 1 3.06 0.00 1.10 0.02 0.00 95.83 15:00:01 2 3.67 0.00 1.39 0.82 0.02 94.10 15:00:01 3 4.61 0.00 1.22 0.25 0.00 93.92 15:01:01 all 0.20 0.00 0.08 0.00 0.00 99.72 15:01:01 0 0.05 0.00 0.03 0.00 0.00 99.92 15:01:01 1 0.10 0.00 0.15 0.00 0.00 99.75 15:01:01 2 0.57 0.00 0.05 0.00 0.00 99.38 15:01:01 3 0.07 0.00 0.08 0.00 0.00 99.85 15:02:01 all 0.19 0.00 0.06 0.00 0.00 99.75 15:02:01 0 0.08 0.00 0.05 0.00 0.00 99.87 15:02:01 1 0.03 0.00 0.05 0.00 0.00 99.92 15:02:01 2 0.58 0.00 0.07 0.00 0.00 99.35 15:02:01 3 0.05 0.00 0.08 0.02 0.00 99.85 15:03:01 all 0.18 0.00 0.05 0.00 0.00 99.77 15:03:01 0 0.05 0.00 0.07 0.00 0.00 99.88 15:03:01 1 0.05 0.00 0.07 0.00 0.00 99.88 15:03:01 2 0.55 0.00 0.03 0.00 0.00 99.42 15:03:01 3 0.08 0.00 0.07 0.00 0.00 99.85 15:04:01 all 0.18 0.00 0.07 0.00 0.00 99.75 15:04:01 0 0.18 0.00 0.03 0.00 0.00 99.78 15:04:01 1 0.02 0.00 0.12 0.00 0.00 99.87 15:04:01 2 0.42 0.00 0.03 0.00 0.00 99.55 15:04:01 3 0.07 0.00 0.05 0.00 0.00 99.88 15:05:01 all 6.35 0.00 3.72 0.98 0.02 88.93 15:05:01 0 5.95 0.00 3.81 1.36 0.02 88.87 15:05:01 1 6.49 0.00 3.74 0.34 0.03 89.40 15:05:01 2 6.49 0.00 3.41 0.66 0.03 89.41 15:05:01 3 6.47 0.00 3.95 1.58 0.02 87.99 15:06:01 all 11.61 0.00 6.84 5.12 0.02 76.40 15:06:01 0 10.35 0.00 7.88 4.16 0.02 77.59 15:06:01 1 12.83 0.00 6.47 4.46 0.02 76.23 15:06:01 2 10.80 0.00 6.74 3.49 0.02 78.96 15:06:01 3 12.47 0.00 6.30 8.39 0.00 72.84 Average: all 3.17 0.00 1.71 0.90 0.01 94.20 Average: 0 2.83 0.00 1.86 0.78 0.00 94.52 Average: 1 3.20 0.00 1.66 0.68 0.01 94.45 Average: 2 3.28 0.00 1.66 0.70 0.01 94.34 Average: 3 3.38 0.00 1.67 1.45 0.00 93.50