---> uname -a: Linux dbbacda2e76f 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: 2933.396 BogoMIPS: 5866.79 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_master /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_master@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 645 74 0 1118 1087 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 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) 05/07/20 _x86_64_ (4 CPU) 23:50:30 LINUX RESTART 23:51:02 tps rtps wtps bread/s bwrtn/s 23:52:01 50.16 13.26 36.91 2702.56 4636.26 23:53:01 2.63 0.02 2.61 0.13 88.99 23:54:01 0.47 0.08 0.38 5.33 6.78 23:55:01 0.33 0.00 0.33 0.00 4.05 23:56:01 0.25 0.00 0.25 0.00 3.25 23:57:01 0.32 0.00 0.32 0.00 4.20 Average: 8.91 2.20 6.72 445.21 780.12 23:51:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:52:01 189200 1693104 89.95 2620 1127584 939328 32.05 454900 1077200 120 23:53:01 194468 1687836 89.67 2620 1127596 907328 30.96 454220 1073552 12 23:54:01 191688 1690616 89.82 2620 1127764 904832 30.87 457132 1073700 8 23:55:01 189932 1692372 89.91 2620 1127764 904784 30.87 461200 1071648 8 23:56:01 191056 1691248 89.85 2620 1127768 904604 30.86 460240 1071648 8 23:57:01 191128 1691176 89.85 2620 1127776 904616 30.87 460156 1071648 8 Average: 191245 1691059 89.84 2620 1127709 910915 31.08 457975 1073233 27 23:51:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:52:01 eth0 610.51 458.83 1398.68 407.47 0.00 0.00 0.00 23:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:52:01 docker0 117.91 92.67 10.25 308.23 0.00 0.00 0.00 23:53:01 eth0 0.83 0.07 0.07 0.02 0.00 0.00 0.00 23:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:54:01 eth0 0.78 0.48 0.29 0.21 0.00 0.00 0.00 23:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:55:01 eth0 0.65 0.48 0.28 0.21 0.00 0.00 0.00 23:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:56:01 eth0 0.12 0.12 0.04 0.04 0.00 0.00 0.00 23:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:57:01 eth0 0.25 0.15 0.10 0.04 0.00 0.00 0.00 23:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 100.81 75.65 230.07 67.07 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 19.38 15.23 1.69 50.67 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) 05/07/20 _x86_64_ (4 CPU) 23:50:30 LINUX RESTART 23:51:02 CPU %user %nice %system %iowait %steal %idle 23:52:01 all 10.51 0.00 3.69 1.33 0.01 84.45 23:52:01 0 9.59 0.00 5.58 4.19 0.00 80.64 23:52:01 1 7.32 0.00 3.25 0.41 0.02 89.00 23:52:01 2 10.73 0.00 2.22 0.15 0.02 86.88 23:52:01 3 14.36 0.00 3.73 0.60 0.00 81.31 23:53:01 all 0.17 0.00 0.08 0.00 0.00 99.75 23:53:01 0 0.05 0.00 0.05 0.00 0.00 99.90 23:53:01 1 0.48 0.00 0.10 0.00 0.00 99.42 23:53:01 2 0.10 0.00 0.10 0.00 0.00 99.80 23:53:01 3 0.05 0.00 0.07 0.00 0.00 99.88 23:54:01 all 0.20 0.00 0.06 0.00 0.00 99.74 23:54:01 0 0.13 0.00 0.05 0.00 0.00 99.82 23:54:01 1 0.55 0.00 0.08 0.00 0.00 99.37 23:54:01 2 0.07 0.00 0.03 0.00 0.00 99.90 23:54:01 3 0.03 0.00 0.03 0.00 0.00 99.93 23:55:01 all 0.18 0.00 0.05 0.00 0.00 99.77 23:55:01 0 0.02 0.00 0.05 0.00 0.00 99.93 23:55:01 1 0.57 0.00 0.05 0.00 0.00 99.38 23:55:01 2 0.08 0.00 0.05 0.00 0.00 99.87 23:55:01 3 0.05 0.00 0.07 0.00 0.00 99.88 23:56:01 all 0.18 0.00 0.05 0.00 0.00 99.77 23:56:01 0 0.07 0.00 0.05 0.00 0.02 99.87 23:56:01 1 0.08 0.00 0.02 0.00 0.02 99.88 23:56:01 2 0.05 0.00 0.05 0.00 0.00 99.90 23:56:01 3 0.52 0.00 0.03 0.00 0.00 99.45 23:57:01 all 0.17 0.00 0.05 0.00 0.00 99.78 23:57:01 0 0.05 0.00 0.08 0.00 0.00 99.87 23:57:01 1 0.05 0.00 0.03 0.00 0.00 99.92 23:57:01 2 0.08 0.00 0.07 0.00 0.00 99.85 23:57:01 3 0.52 0.00 0.02 0.00 0.00 99.47 Average: all 1.86 0.00 0.65 0.22 0.00 97.27 Average: 0 1.61 0.00 0.96 0.68 0.00 96.75 Average: 1 1.48 0.00 0.58 0.07 0.01 97.87 Average: 2 1.82 0.00 0.41 0.03 0.00 97.74 Average: 3 2.54 0.00 0.65 0.10 0.00 96.71