---> uname -a: Linux c4861faacb20 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 6.4G 43.6G 13% / 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-348 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-348@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 601 69 0 1168 1133 Swap: 1023 0 1023 ---> 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 6: eth0@if7: 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) 05/01/20 _x86_64_ (4 CPU) 16:05:02 LINUX RESTART 16:06:01 tps rtps wtps bread/s bwrtn/s 16:07:01 29.10 6.10 23.01 1959.47 2509.87 16:08:01 2.13 0.00 2.13 0.00 76.21 16:09:01 0.30 0.00 0.30 0.00 3.48 16:10:01 0.27 0.00 0.27 0.00 3.00 16:11:01 0.32 0.00 0.32 0.00 4.86 16:12:01 0.32 0.00 0.32 0.00 3.21 16:13:01 141.29 92.41 48.88 5591.88 16746.90 Average: 24.83 14.08 10.75 1079.54 2765.38 16:06:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:07:01 187748 1694556 90.03 2620 1153048 961744 32.81 446612 1086396 20 16:08:01 200640 1681664 89.34 2620 1153004 876600 29.91 440336 1081752 8 16:09:01 199060 1683244 89.42 2620 1153012 876836 29.92 443124 1080740 8 16:10:01 198312 1683992 89.46 2620 1153012 876896 29.92 461288 1063372 8 16:11:01 199200 1683104 89.42 2620 1153020 876816 29.92 460532 1063372 8 16:12:01 199356 1682948 89.41 2620 1153024 876732 29.91 460120 1063372 8 16:13:01 91800 1790504 95.12 2620 1193612 932700 31.82 484312 1109204 101276 Average: 182302 1700002 90.31 2620 1158819 896903 30.60 456618 1078315 14477 16:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:07:01 eth0 208.32 181.91 754.70 350.96 0.00 0.00 0.00 16:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 docker0 81.86 70.27 8.20 299.89 0.00 0.00 0.00 16:08:01 eth0 0.37 0.08 0.02 0.01 0.00 0.00 0.00 16:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:09:01 eth0 1.38 0.38 0.35 0.20 0.00 0.00 0.00 16:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 eth0 0.43 0.33 0.27 0.20 0.00 0.00 0.00 16:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 eth0 0.35 0.23 0.19 0.07 0.00 0.00 0.00 16:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:12:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 16:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:13:01 eth0 99.73 70.54 2337.99 14.50 0.00 0.00 0.00 16:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:13:01 veth89b0f06 0.22 0.27 0.38 0.10 0.00 0.00 0.00 16:13:01 docker0 82.20 70.54 8.59 300.42 0.00 0.00 0.00 Average: eth0 44.44 36.27 442.24 52.37 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth89b0f06 0.03 0.04 0.05 0.01 0.00 0.00 0.00 Average: docker0 11.75 10.08 1.23 42.93 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) 05/01/20 _x86_64_ (4 CPU) 16:05:02 LINUX RESTART 16:06:01 CPU %user %nice %system %iowait %steal %idle 16:07:01 all 4.83 0.00 2.38 0.78 10.21 81.81 16:07:01 0 4.66 0.00 2.94 0.15 11.41 80.84 16:07:01 1 5.04 0.00 2.32 1.09 10.12 81.44 16:07:01 2 4.40 0.00 2.07 0.15 10.06 83.33 16:07:01 3 5.21 0.00 2.20 1.74 9.22 81.63 16:08:01 all 0.15 0.00 0.07 0.00 0.28 99.51 16:08:01 0 0.32 0.00 0.05 0.00 0.38 99.25 16:08:01 1 0.07 0.00 0.07 0.00 0.17 99.70 16:08:01 2 0.13 0.00 0.10 0.00 0.48 99.28 16:08:01 3 0.07 0.00 0.05 0.00 0.12 99.77 16:09:01 all 0.07 0.00 0.05 0.00 0.54 99.34 16:09:01 0 0.15 0.00 0.08 0.00 0.70 99.07 16:09:01 1 0.03 0.00 0.03 0.00 0.43 99.50 16:09:01 2 0.05 0.00 0.05 0.00 0.65 99.25 16:09:01 3 0.03 0.00 0.02 0.00 0.38 99.57 16:10:01 all 0.09 0.00 0.06 0.00 0.46 99.39 16:10:01 0 0.13 0.00 0.13 0.00 0.35 99.38 16:10:01 1 0.03 0.00 0.05 0.00 0.33 99.58 16:10:01 2 0.05 0.00 0.03 0.00 0.68 99.24 16:10:01 3 0.12 0.00 0.03 0.00 0.48 99.37 16:11:01 all 0.10 0.00 0.05 0.00 0.32 99.53 16:11:01 0 0.07 0.00 0.05 0.00 0.32 99.57 16:11:01 1 0.07 0.00 0.05 0.00 0.45 99.43 16:11:01 2 0.03 0.00 0.05 0.00 0.27 99.65 16:11:01 3 0.27 0.00 0.03 0.00 0.27 99.43 16:12:01 all 0.11 0.00 0.05 0.00 0.33 99.51 16:12:01 0 0.02 0.00 0.03 0.00 0.17 99.78 16:12:01 1 0.08 0.00 0.05 0.00 0.58 99.29 16:12:01 2 0.23 0.00 0.07 0.00 0.32 99.38 16:12:01 3 0.10 0.00 0.03 0.00 0.23 99.63 16:13:01 all 5.21 0.00 3.39 1.68 6.32 83.40 16:13:01 0 5.45 0.00 3.68 0.14 6.02 84.71 16:13:01 1 5.52 0.00 3.49 3.68 6.60 80.72 16:13:01 2 5.35 0.00 3.19 1.06 6.39 84.01 16:13:01 3 4.54 0.00 3.21 1.81 6.28 84.17 Average: all 1.51 0.00 0.86 0.35 2.66 94.62 Average: 0 1.54 0.00 1.00 0.04 2.79 94.63 Average: 1 1.55 0.00 0.87 0.68 2.69 94.22 Average: 2 1.46 0.00 0.79 0.17 2.71 94.87 Average: 3 1.48 0.00 0.80 0.51 2.44 94.78