---> uname -a: Linux c6feb7b41e54 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 6.3G 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 6.3G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-322 /dev/vda1 50.0G 6.3G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-322@tmp /dev/vda1 50.0G 6.3G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 658 74 0 1105 1074 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) 04/15/20 _x86_64_ (4 CPU) 23:15:14 LINUX RESTART 23:16:03 tps rtps wtps bread/s bwrtn/s 23:17:01 43.37 10.69 32.69 2434.70 2667.13 23:18:01 11.66 0.02 11.64 0.53 2156.64 23:19:01 1.07 0.00 1.07 0.00 16.16 23:20:01 0.57 0.00 0.57 0.00 7.92 23:21:01 0.25 0.00 0.25 0.00 2.60 23:22:01 0.73 0.00 0.73 0.00 9.84 Average: 9.42 1.74 7.69 394.78 799.83 23:16:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:17:01 161644 1720660 91.41 2620 1155852 971608 33.15 482828 1081232 61252 23:18:01 171692 1710612 90.88 2620 1155864 903944 30.84 476376 1078608 12 23:19:01 166252 1716052 91.17 2620 1155868 904236 30.85 481728 1078604 8 23:20:01 165344 1716960 91.22 2620 1155868 904396 30.86 483344 1077608 8 23:21:01 166976 1715328 91.13 2620 1155876 904144 30.85 482028 1077596 8 23:22:01 167504 1714800 91.10 2620 1155880 904108 30.85 483064 1076448 12 Average: 166569 1715735 91.15 2620 1155868 915406 31.23 481561 1078349 10217 23:16:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:17:01 eth0 293.29 273.18 1300.28 394.52 0.00 0.00 0.00 23:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:17:01 docker0 77.50 56.45 7.52 307.69 0.00 0.00 0.00 23:18:01 eth0 0.65 0.08 0.04 0.02 0.00 0.00 0.00 23:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:19:01 eth0 0.93 0.40 0.32 0.20 0.00 0.00 0.00 23:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:01 eth0 1.36 0.72 0.82 0.40 0.00 0.00 0.00 23:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:21:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 23:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:22:01 eth0 0.17 0.13 0.07 0.01 0.00 0.00 0.00 23:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 48.10 44.54 211.01 64.07 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.56 9.15 1.22 49.88 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) 04/15/20 _x86_64_ (4 CPU) 23:15:14 LINUX RESTART 23:16:03 CPU %user %nice %system %iowait %steal %idle 23:17:01 all 8.89 0.00 3.80 1.42 21.68 64.20 23:17:01 0 5.93 0.00 3.19 0.79 25.05 65.04 23:17:01 1 10.17 0.00 3.56 0.55 19.79 65.93 23:17:01 2 9.77 0.00 3.55 0.68 20.79 65.20 23:17:01 3 9.82 0.00 4.98 3.74 20.91 60.55 23:18:01 all 0.08 0.00 0.10 0.00 0.98 98.84 23:18:01 0 0.08 0.00 0.12 0.00 1.70 98.11 23:18:01 1 0.02 0.00 0.07 0.00 0.37 99.55 23:18:01 2 0.18 0.00 0.10 0.00 1.21 98.51 23:18:01 3 0.03 0.00 0.13 0.00 0.66 99.17 23:19:01 all 0.14 0.00 0.05 0.00 0.13 99.69 23:19:01 0 0.05 0.00 0.03 0.00 0.13 99.78 23:19:01 1 0.07 0.00 0.07 0.00 0.13 99.73 23:19:01 2 0.07 0.00 0.05 0.00 0.15 99.73 23:19:01 3 0.38 0.00 0.03 0.00 0.10 99.48 23:20:01 all 0.12 0.00 0.04 0.00 0.37 99.47 23:20:01 0 0.07 0.00 0.03 0.00 0.42 99.48 23:20:01 1 0.07 0.00 0.05 0.00 0.50 99.38 23:20:01 2 0.03 0.00 0.02 0.00 0.15 99.80 23:20:01 3 0.30 0.00 0.05 0.00 0.42 99.23 23:21:01 all 0.11 0.00 0.05 0.00 0.20 99.64 23:21:01 0 0.05 0.00 0.05 0.00 0.25 99.65 23:21:01 1 0.03 0.00 0.03 0.00 0.22 99.72 23:21:01 2 0.05 0.00 0.10 0.00 0.17 99.68 23:21:01 3 0.32 0.00 0.05 0.00 0.13 99.50 23:22:01 all 0.13 0.00 0.05 0.00 0.08 99.74 23:22:01 0 0.08 0.00 0.08 0.00 0.22 99.62 23:22:01 1 0.05 0.00 0.03 0.00 0.03 99.88 23:22:01 2 0.02 0.00 0.03 0.00 0.03 99.92 23:22:01 3 0.33 0.00 0.03 0.00 0.07 99.57 Average: all 1.62 0.00 0.70 0.24 4.01 93.43 Average: 0 1.10 0.00 0.62 0.14 4.87 93.27 Average: 1 1.78 0.00 0.65 0.09 3.59 93.90 Average: 2 1.72 0.00 0.65 0.12 3.83 93.68 Average: 3 1.88 0.00 0.89 0.63 3.75 92.86