---> uname -a: Linux 17bf40ebed7b 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_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 643 78 0 1116 1089 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) 04/24/20 _x86_64_ (4 CPU) 20:53:41 LINUX RESTART 20:54:01 tps rtps wtps bread/s bwrtn/s 20:55:01 71.23 34.56 36.66 4883.87 2844.88 20:56:01 9.69 0.00 9.69 0.00 2152.76 20:57:01 0.38 0.00 0.38 0.00 5.56 20:58:01 0.27 0.00 0.27 0.00 3.46 20:59:01 0.27 0.00 0.27 0.00 3.23 21:00:01 0.35 0.00 0.35 0.00 4.71 Average: 13.70 5.76 7.94 814.32 835.94 20:54:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:55:01 168020 1714284 91.07 2620 1151424 935044 31.90 482408 1070796 61316 20:56:01 170928 1711376 90.92 2620 1151640 923364 31.50 482212 1067924 20 20:57:01 171872 1710432 90.87 2620 1151648 919992 31.39 483540 1065848 20 20:58:01 173808 1708496 90.77 2620 1151652 901488 30.76 483400 1064308 16 20:59:01 173968 1708336 90.76 2620 1151712 901488 30.76 483400 1064316 16 21:00:01 173820 1708484 90.77 2620 1151664 901548 30.76 483652 1064300 8 Average: 172069 1710235 90.86 2620 1151623 913821 31.18 483102 1066249 10233 20:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:55:01 eth0 544.53 457.33 1620.09 407.32 0.00 0.00 0.00 20:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:55:01 docker0 109.07 70.36 8.95 301.66 0.00 0.00 0.00 20:56:01 eth0 1.67 0.32 0.36 0.17 0.00 0.00 0.00 20:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:57:01 eth0 1.07 0.60 0.55 0.40 0.00 0.00 0.00 20:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:58:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 20:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 20:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 eth0 0.22 0.22 0.08 0.07 0.00 0.00 0.00 21:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 91.32 76.47 270.30 68.03 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 18.19 11.73 1.49 50.30 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) 04/24/20 _x86_64_ (4 CPU) 20:53:41 LINUX RESTART 20:54:01 CPU %user %nice %system %iowait %steal %idle 20:55:01 all 15.69 0.00 6.04 1.95 1.38 74.94 20:55:01 0 14.84 0.00 7.27 2.74 1.46 73.68 20:55:01 1 14.35 0.00 5.94 2.00 1.34 76.38 20:55:01 2 17.58 0.00 5.75 0.80 1.51 74.37 20:55:01 3 16.00 0.00 5.23 2.25 1.19 75.33 20:56:01 all 0.17 0.00 0.09 0.00 0.08 99.65 20:56:01 0 0.08 0.00 0.03 0.00 0.03 99.85 20:56:01 1 0.08 0.00 0.12 0.00 0.15 99.65 20:56:01 2 0.47 0.00 0.15 0.00 0.07 99.32 20:56:01 3 0.05 0.00 0.05 0.00 0.05 99.85 20:57:01 all 0.15 0.00 0.05 0.00 0.07 99.73 20:57:01 0 0.05 0.00 0.05 0.00 0.05 99.85 20:57:01 1 0.10 0.00 0.08 0.00 0.12 99.70 20:57:01 2 0.40 0.00 0.03 0.00 0.08 99.48 20:57:01 3 0.07 0.00 0.05 0.00 0.05 99.83 20:58:01 all 0.17 0.00 0.07 0.00 0.04 99.73 20:58:01 0 0.07 0.00 0.07 0.00 0.05 99.82 20:58:01 1 0.07 0.00 0.10 0.00 0.07 99.77 20:58:01 2 0.52 0.00 0.08 0.00 0.05 99.35 20:58:01 3 0.03 0.00 0.02 0.00 0.02 99.93 20:59:01 all 0.11 0.00 0.05 0.00 0.02 99.82 20:59:01 0 0.03 0.00 0.03 0.00 0.00 99.93 20:59:01 1 0.20 0.00 0.03 0.00 0.03 99.73 20:59:01 2 0.17 0.00 0.08 0.00 0.00 99.75 20:59:01 3 0.03 0.00 0.03 0.00 0.00 99.93 21:00:01 all 0.17 0.00 0.05 0.00 0.03 99.75 21:00:01 0 0.02 0.00 0.02 0.00 0.05 99.92 21:00:01 1 0.53 0.00 0.07 0.00 0.05 99.35 21:00:01 2 0.05 0.00 0.08 0.00 0.02 99.85 21:00:01 3 0.05 0.00 0.07 0.00 0.02 99.87 Average: all 2.70 0.00 1.04 0.32 0.27 95.68 Average: 0 2.46 0.00 1.22 0.45 0.27 95.61 Average: 1 2.52 0.00 1.04 0.33 0.29 95.82 Average: 2 3.16 0.00 1.02 0.13 0.28 95.41 Average: 3 2.66 0.00 0.89 0.37 0.22 95.87