---> uname -a: Linux 9c2c1b6863fd 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: 2933.436 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 6.3G 43.7G 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-327@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-327 ---> free -m: total used free shared buff/cache available Mem: 1838 639 68 0 1130 1094 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) 23:44:33 LINUX RESTART 23:45:02 tps rtps wtps bread/s bwrtn/s 23:46:01 56.47 11.96 44.51 2527.18 4976.83 23:47:01 3.85 0.00 3.85 0.00 120.90 23:48:01 0.28 0.00 0.28 0.00 3.76 23:49:01 0.28 0.00 0.28 0.00 2.85 23:50:01 0.25 0.00 0.25 0.00 3.46 23:51:01 45.35 44.91 0.43 2958.73 5.78 Average: 17.65 9.47 8.17 910.14 841.66 23:45:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:46:01 169676 1712628 90.99 2620 1154344 944708 32.23 445160 1102848 16 23:47:01 180332 1701972 90.42 2620 1154352 897868 30.63 441708 1099364 8 23:48:01 176820 1705484 90.61 2620 1154360 898120 30.64 446444 1097988 8 23:49:01 176828 1705476 90.61 2620 1154360 898220 30.65 446816 1097988 12 23:50:01 177580 1704724 90.57 2620 1154368 898004 30.64 445868 1097988 12 23:51:01 75456 1806848 95.99 2620 1221256 928344 31.67 458468 1180820 164 Average: 159449 1722855 91.53 2620 1165507 910877 31.08 447411 1112833 37 23:45:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:46:01 eth0 497.38 400.69 1298.01 398.85 0.00 0.00 0.00 23:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:46:01 docker0 95.08 64.99 8.35 304.78 0.00 0.00 0.00 23:47:01 eth0 0.85 0.10 0.07 0.02 0.00 0.00 0.00 23:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 eth0 0.83 0.30 0.30 0.20 0.00 0.00 0.00 23:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 eth0 0.45 0.42 0.27 0.20 0.00 0.00 0.00 23:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 eth0 0.22 0.18 0.08 0.07 0.00 0.00 0.00 23:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 eth0 8.29 5.71 8.20 9.09 0.00 0.00 0.00 23:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 83.61 67.05 215.05 67.22 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 15.64 10.69 1.37 50.14 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) 23:44:33 LINUX RESTART 23:45:02 CPU %user %nice %system %iowait %steal %idle 23:46:01 all 10.67 0.00 3.92 1.67 0.76 82.99 23:46:01 0 11.61 0.00 4.16 0.36 0.55 83.32 23:46:01 1 9.43 0.00 4.59 4.57 0.96 80.45 23:46:01 2 11.85 0.00 3.62 1.41 0.82 82.31 23:46:01 3 9.82 0.00 3.25 0.31 0.72 85.90 23:47:01 all 0.17 0.00 0.05 0.00 0.02 99.75 23:47:01 0 0.47 0.00 0.03 0.00 0.00 99.50 23:47:01 1 0.07 0.00 0.07 0.00 0.02 99.85 23:47:01 2 0.05 0.00 0.08 0.00 0.02 99.85 23:47:01 3 0.08 0.00 0.07 0.00 0.03 99.82 23:48:01 all 0.17 0.00 0.05 0.00 0.06 99.71 23:48:01 0 0.05 0.00 0.03 0.00 0.03 99.88 23:48:01 1 0.07 0.00 0.03 0.00 0.12 99.78 23:48:01 2 0.50 0.00 0.07 0.00 0.05 99.38 23:48:01 3 0.10 0.00 0.08 0.00 0.05 99.77 23:49:01 all 0.15 0.00 0.05 0.00 0.12 99.68 23:49:01 0 0.05 0.00 0.03 0.00 0.10 99.82 23:49:01 1 0.08 0.00 0.07 0.00 0.13 99.72 23:49:01 2 0.38 0.00 0.03 0.00 0.13 99.45 23:49:01 3 0.07 0.00 0.05 0.00 0.12 99.77 23:50:01 all 0.10 0.00 0.05 0.00 0.24 99.62 23:50:01 0 0.03 0.00 0.02 0.00 0.10 99.85 23:50:01 1 0.10 0.00 0.08 0.00 0.42 99.40 23:50:01 2 0.22 0.00 0.07 0.00 0.23 99.48 23:50:01 3 0.03 0.00 0.02 0.00 0.18 99.77 23:51:01 all 0.74 0.00 0.47 0.85 0.17 97.76 23:51:01 0 0.65 0.00 0.55 0.00 0.10 98.70 23:51:01 1 0.80 0.00 0.63 2.62 0.18 95.76 23:51:01 2 0.85 0.00 0.33 0.15 0.27 98.40 23:51:01 3 0.67 0.00 0.37 0.63 0.15 98.18 Average: all 1.96 0.00 0.75 0.41 0.23 96.65 Average: 0 2.09 0.00 0.78 0.06 0.15 96.92 Average: 1 1.72 0.00 0.90 1.18 0.30 95.90 Average: 2 2.26 0.00 0.69 0.25 0.25 96.54 Average: 3 1.75 0.00 0.63 0.16 0.21 97.26