---> uname -a: Linux 153807edfa3e 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 43.7G 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-316@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-316 ---> free -m: total used free shared buff/cache available Mem: 1838 638 75 0 1124 1094 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) 04/09/20 _x86_64_ (4 CPU) 22:33:41 LINUX RESTART 22:34:01 tps rtps wtps bread/s bwrtn/s 22:35:01 99.80 35.54 64.26 4798.54 28719.21 22:36:01 13.94 0.00 13.94 0.00 2332.85 22:37:01 0.73 0.00 0.73 0.00 13.29 22:38:01 0.17 0.00 0.17 0.00 2.30 22:39:01 0.25 0.00 0.25 0.00 3.31 22:40:01 0.37 0.00 0.37 0.00 5.26 Average: 19.21 5.93 13.29 800.00 5180.89 22:34:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:35:01 187384 1694920 90.04 2620 1145368 941972 32.14 448360 1090368 66476 22:36:01 188324 1693980 90.00 2620 1145432 914680 31.21 450340 1087724 20 22:37:01 184524 1697780 90.20 2620 1145440 903652 30.83 455008 1087188 20 22:38:01 184216 1698088 90.21 2620 1145440 903652 30.83 455188 1087172 8 22:39:01 184164 1698140 90.22 2620 1145448 903664 30.83 460620 1081852 12 22:40:01 185276 1697028 90.16 2620 1145452 903508 30.83 459828 1081844 8 Average: 185648 1696656 90.14 2620 1145430 911855 31.11 454891 1086025 11091 22:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:35:01 eth0 684.50 477.16 1613.21 404.52 0.00 0.00 0.00 22:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:01 docker0 97.62 68.20 8.55 300.32 0.00 0.00 0.00 22:36:01 eth0 4.36 1.02 3.24 0.08 0.00 0.00 0.00 22:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 eth0 1.37 0.42 0.35 0.21 0.00 0.00 0.00 22:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 eth0 0.52 0.37 0.27 0.20 0.00 0.00 0.00 22:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:01 eth0 0.53 0.38 0.27 0.21 0.00 0.00 0.00 22:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 eth0 0.23 0.17 0.08 0.07 0.00 0.00 0.00 22:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 115.29 79.94 269.65 67.57 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 16.27 11.37 1.43 50.07 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) 04/09/20 _x86_64_ (4 CPU) 22:33:41 LINUX RESTART 22:34:01 CPU %user %nice %system %iowait %steal %idle 22:35:01 all 16.68 0.00 6.91 6.84 0.12 69.45 22:35:01 0 16.35 0.00 7.21 6.33 0.12 70.00 22:35:01 1 17.08 0.00 6.83 9.46 0.17 66.46 22:35:01 2 17.38 0.00 6.76 5.56 0.08 70.21 22:35:01 3 15.88 0.00 6.81 6.03 0.10 71.18 22:36:01 all 0.20 0.00 0.12 0.00 0.00 99.67 22:36:01 0 0.08 0.00 0.15 0.00 0.00 99.77 22:36:01 1 0.28 0.00 0.12 0.00 0.00 99.60 22:36:01 2 0.13 0.00 0.10 0.00 0.00 99.77 22:36:01 3 0.33 0.00 0.13 0.00 0.02 99.52 22:37:01 all 0.22 0.00 0.06 0.00 0.00 99.72 22:37:01 0 0.08 0.00 0.07 0.00 0.02 99.83 22:37:01 1 0.45 0.00 0.03 0.00 0.00 99.52 22:37:01 2 0.23 0.00 0.05 0.00 0.00 99.72 22:37:01 3 0.13 0.00 0.08 0.00 0.00 99.78 22:38:01 all 0.12 0.00 0.06 0.00 0.00 99.82 22:38:01 0 0.08 0.00 0.08 0.00 0.00 99.83 22:38:01 1 0.03 0.00 0.05 0.00 0.00 99.92 22:38:01 2 0.27 0.00 0.05 0.00 0.00 99.68 22:38:01 3 0.07 0.00 0.03 0.00 0.00 99.90 22:39:01 all 0.18 0.00 0.08 0.00 0.00 99.74 22:39:01 0 0.05 0.00 0.12 0.00 0.00 99.83 22:39:01 1 0.07 0.00 0.07 0.00 0.00 99.87 22:39:01 2 0.55 0.00 0.05 0.00 0.02 99.38 22:39:01 3 0.08 0.00 0.08 0.00 0.00 99.83 22:40:01 all 0.18 0.00 0.04 0.00 0.02 99.76 22:40:01 0 0.03 0.00 0.03 0.00 0.02 99.92 22:40:01 1 0.05 0.00 0.03 0.00 0.02 99.90 22:40:01 2 0.53 0.00 0.03 0.00 0.00 99.43 22:40:01 3 0.07 0.00 0.07 0.00 0.07 99.80 Average: all 2.90 0.00 1.20 1.13 0.03 94.76 Average: 0 2.74 0.00 1.26 1.04 0.03 94.93 Average: 1 2.96 0.00 1.17 1.55 0.03 94.29 Average: 2 3.16 0.00 1.16 0.92 0.02 94.74 Average: 3 2.72 0.00 1.19 0.99 0.03 95.07