---> uname -a: Linux 6808c13dfbd5 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 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-335 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/ndry_app-functions-sdk-go_PR-335@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 641 65 0 1131 1091 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) 04/23/20 _x86_64_ (4 CPU) 21:01:30 LINUX RESTART 21:02:01 tps rtps wtps bread/s bwrtn/s 21:03:01 50.18 11.65 38.53 2410.12 4588.90 21:04:01 2.80 0.00 2.80 0.00 97.67 21:05:01 0.25 0.00 0.25 0.00 3.41 21:06:01 0.28 0.00 0.28 0.00 3.88 21:07:01 0.27 0.00 0.27 0.00 3.65 21:08:01 107.32 72.52 34.81 4114.40 15212.69 Average: 26.86 14.03 12.83 1087.76 3319.32 21:02:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:03:01 191812 1690492 89.81 2620 1134800 929044 31.70 463420 1065612 120 21:04:01 198804 1683500 89.44 2620 1134804 899416 30.69 460088 1063156 12 21:05:01 193344 1688960 89.73 2620 1134816 899744 30.70 465632 1063156 8 21:06:01 192724 1689580 89.76 2620 1134876 899756 30.70 468556 1060552 24 21:07:01 194136 1688168 89.69 2620 1134824 899540 30.69 467344 1060484 8 21:08:01 74504 1807800 96.04 2620 1188664 1135740 38.75 496468 1130656 89672 Average: 174221 1708083 90.74 2620 1143797 943873 32.20 470251 1073936 14974 21:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:03:01 eth0 573.10 453.18 1285.06 395.99 0.00 0.00 0.00 21:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:01 docker0 119.99 102.73 10.18 303.63 0.00 0.00 0.00 21:04:01 eth0 1.22 0.10 0.10 0.02 0.00 0.00 0.00 21:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 eth0 1.17 0.75 0.56 0.38 0.00 0.00 0.00 21:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 eth0 0.52 0.33 0.27 0.23 0.00 0.00 0.00 21:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 eth0 0.18 0.15 0.08 0.04 0.00 0.00 0.00 21:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:08:01 eth0 99.05 77.06 2324.30 15.56 0.00 0.00 0.00 21:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 112.58 88.63 601.91 68.73 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 20.01 17.13 1.70 50.63 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) 04/23/20 _x86_64_ (4 CPU) 21:01:30 LINUX RESTART 21:02:01 CPU %user %nice %system %iowait %steal %idle 21:03:01 all 9.98 0.00 3.55 1.18 0.01 85.28 21:03:01 0 8.78 0.00 3.53 0.15 0.00 87.54 21:03:01 1 12.34 0.00 3.35 0.23 0.00 84.08 21:03:01 2 9.53 0.00 3.89 0.70 0.00 85.87 21:03:01 3 9.22 0.00 3.43 3.66 0.02 83.67 21:04:01 all 0.19 0.00 0.08 0.00 0.00 99.73 21:04:01 0 0.07 0.00 0.05 0.00 0.00 99.88 21:04:01 1 0.57 0.00 0.10 0.00 0.00 99.33 21:04:01 2 0.10 0.00 0.12 0.00 0.02 99.77 21:04:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:05:01 all 0.09 0.00 0.07 0.00 0.00 99.84 21:05:01 0 0.10 0.00 0.07 0.00 0.00 99.83 21:05:01 1 0.12 0.00 0.08 0.00 0.00 99.80 21:05:01 2 0.08 0.00 0.07 0.00 0.00 99.85 21:05:01 3 0.07 0.00 0.05 0.00 0.00 99.88 21:06:01 all 0.10 0.00 0.06 0.00 0.00 99.83 21:06:01 0 0.20 0.00 0.08 0.00 0.00 99.72 21:06:01 1 0.05 0.00 0.03 0.00 0.02 99.90 21:06:01 2 0.08 0.00 0.07 0.00 0.00 99.85 21:06:01 3 0.08 0.00 0.07 0.00 0.00 99.85 21:07:01 all 0.19 0.00 0.08 0.00 0.00 99.72 21:07:01 0 0.57 0.00 0.05 0.00 0.00 99.38 21:07:01 1 0.05 0.00 0.18 0.00 0.00 99.77 21:07:01 2 0.08 0.00 0.05 0.00 0.00 99.87 21:07:01 3 0.05 0.00 0.03 0.00 0.00 99.92 21:08:01 all 4.50 0.00 2.45 1.47 0.03 91.56 21:08:01 0 4.26 0.00 2.52 1.30 0.03 91.87 21:08:01 1 4.38 0.00 2.29 0.75 0.03 92.54 21:08:01 2 4.42 0.00 2.46 2.09 0.02 91.01 21:08:01 3 4.91 0.00 2.58 1.69 0.02 90.80 Average: all 2.50 0.00 1.05 0.44 0.01 96.01 Average: 0 2.32 0.00 1.05 0.24 0.01 96.39 Average: 1 2.91 0.00 1.00 0.16 0.01 95.91 Average: 2 2.37 0.00 1.11 0.46 0.01 96.05 Average: 3 2.39 0.00 1.03 0.89 0.01 95.69