---> uname -a: Linux f40c948033ba 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_PR-349@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-349 ---> free -m: total used free shared buff/cache available Mem: 1838 639 81 0 1117 1093 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) 05/01/20 _x86_64_ (4 CPU) 16:03:20 LINUX RESTART 16:04:03 tps rtps wtps bread/s bwrtn/s 16:05:01 18.62 2.45 16.18 492.40 2713.51 16:06:01 2.56 0.00 2.56 0.00 90.64 16:07:01 80.74 52.03 28.71 3394.15 10391.90 Average: 34.17 18.35 15.82 1305.43 4420.19 16:04:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:05:01 172808 1709496 90.82 2620 1161128 928324 31.67 467688 1079696 8 16:06:01 175616 1706688 90.67 2620 1161136 894388 30.52 467584 1078184 8 16:07:01 70956 1811348 96.23 2620 1190540 1103152 37.64 546076 1085456 105208 Average: 139793 1742511 92.57 2620 1170935 975288 33.28 493783 1081112 35075 16:04:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:05:01 eth0 215.26 191.18 358.19 356.17 0.00 0.00 0.00 16:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 docker0 101.10 72.33 8.89 311.27 0.00 0.00 0.00 16:06:01 eth0 2.27 0.53 0.65 0.39 0.00 0.00 0.00 16:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 eth0 103.88 83.50 2322.42 9.37 0.00 0.00 0.00 16:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 105.93 90.62 900.38 119.31 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 32.93 23.56 2.89 101.39 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) 05/01/20 _x86_64_ (4 CPU) 16:03:20 LINUX RESTART 16:04:03 CPU %user %nice %system %iowait %steal %idle 16:05:01 all 4.08 0.00 1.40 0.25 0.00 94.27 16:05:01 0 6.13 0.00 1.68 0.26 0.02 91.91 16:05:01 1 3.13 0.00 1.42 0.05 0.02 95.39 16:05:01 2 3.72 0.00 1.19 0.09 0.00 95.00 16:05:01 3 3.35 0.00 1.26 0.57 0.02 94.80 16:06:01 all 0.18 0.00 0.04 0.00 0.00 99.77 16:06:01 0 0.03 0.00 0.05 0.00 0.00 99.92 16:06:01 1 0.53 0.00 0.05 0.00 0.00 99.42 16:06:01 2 0.08 0.00 0.05 0.00 0.00 99.87 16:06:01 3 0.07 0.00 0.03 0.00 0.00 99.90 16:07:01 all 3.42 0.00 1.59 1.44 0.00 93.55 16:07:01 0 3.04 0.00 1.64 0.72 0.00 94.61 16:07:01 1 4.66 0.00 1.69 4.06 0.00 89.60 16:07:01 2 3.44 0.00 1.50 0.83 0.02 94.21 16:07:01 3 2.56 0.00 1.55 0.15 0.00 95.74 Average: all 2.54 0.00 1.00 0.57 0.00 95.88 Average: 0 3.03 0.00 1.11 0.33 0.01 95.52 Average: 1 2.77 0.00 1.05 1.38 0.01 94.80 Average: 2 2.40 0.00 0.91 0.31 0.01 96.38 Average: 3 1.98 0.00 0.95 0.24 0.01 96.84