---> uname -a: Linux d78cd2c79768 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-309@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-309 ---> free -m: total used free shared buff/cache available Mem: 1838 640 67 0 1130 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) 03/27/20 _x86_64_ (4 CPU) 16:15:00 LINUX RESTART 16:16:01 tps rtps wtps bread/s bwrtn/s 16:17:01 12.94 0.00 12.94 0.00 2480.89 16:18:01 0.83 0.00 0.83 0.00 10.81 16:19:01 0.67 0.00 0.67 0.00 8.23 16:20:02 0.65 0.00 0.65 0.00 8.33 16:21:01 0.68 0.00 0.68 0.00 8.45 16:22:01 0.68 0.02 0.67 0.13 7.83 16:23:01 0.30 0.00 0.30 0.00 4.60 Average: 2.40 0.00 2.39 0.02 362.24 16:16:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:17:01 186588 1695716 90.09 2620 1141744 912308 31.13 433604 1106868 16 16:18:01 187184 1695120 90.06 2620 1141752 903056 30.81 435636 1103732 8 16:19:01 187060 1695244 90.06 2620 1141760 903104 30.81 439072 1100720 8 16:20:02 186216 1696088 90.11 2620 1141760 903288 30.82 439812 1100720 8 16:21:01 186336 1695968 90.10 2620 1141768 903276 30.82 439908 1100720 8 16:22:01 187124 1695180 90.06 2620 1141776 903120 30.81 438916 1100720 8 16:23:01 191172 1691132 89.84 2620 1141780 903112 30.81 434804 1100720 8 Average: 187383 1694921 90.05 2620 1141763 904466 30.86 437393 1102029 9 16:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:17:01 eth0 10.59 6.94 1.81 28.11 0.00 0.00 0.00 16:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 16:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:19:01 eth0 0.90 0.13 0.16 0.01 0.00 0.00 0.00 16:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:02 eth0 0.98 0.32 0.32 0.20 0.00 0.00 0.00 16:20:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:01 eth0 0.78 0.49 0.42 0.27 0.00 0.00 0.00 16:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 eth0 0.02 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 eth0 0.53 0.08 0.04 0.01 0.00 0.00 0.00 16:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.99 1.15 0.39 4.10 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 03/27/20 _x86_64_ (4 CPU) 16:15:00 LINUX RESTART 16:16:01 CPU %user %nice %system %iowait %steal %idle 16:17:01 all 0.29 0.00 0.13 0.00 0.00 99.58 16:17:01 0 0.05 0.00 0.13 0.00 0.00 99.82 16:17:01 1 0.35 0.00 0.15 0.00 0.00 99.50 16:17:01 2 0.17 0.00 0.15 0.00 0.00 99.68 16:17:01 3 0.57 0.00 0.12 0.00 0.00 99.32 16:18:01 all 0.20 0.00 0.05 0.00 0.00 99.75 16:18:01 0 0.05 0.00 0.05 0.00 0.00 99.90 16:18:01 1 0.10 0.00 0.07 0.00 0.00 99.83 16:18:01 2 0.05 0.00 0.03 0.00 0.00 99.92 16:18:01 3 0.58 0.00 0.03 0.00 0.00 99.38 16:19:01 all 0.16 0.00 0.07 0.00 0.00 99.77 16:19:01 0 0.03 0.00 0.02 0.00 0.00 99.95 16:19:01 1 0.45 0.00 0.13 0.00 0.02 99.40 16:19:01 2 0.08 0.00 0.07 0.00 0.00 99.85 16:19:01 3 0.08 0.00 0.05 0.00 0.00 99.87 16:20:02 all 0.21 0.00 0.08 0.00 0.00 99.71 16:20:02 0 0.05 0.00 0.02 0.00 0.00 99.93 16:20:02 1 0.15 0.00 0.13 0.00 0.00 99.72 16:20:02 2 0.55 0.00 0.05 0.00 0.00 99.40 16:20:02 3 0.10 0.00 0.10 0.00 0.00 99.80 16:21:01 all 0.18 0.00 0.05 0.00 0.00 99.77 16:21:01 0 0.03 0.00 0.02 0.00 0.00 99.95 16:21:01 1 0.14 0.00 0.05 0.00 0.00 99.81 16:21:01 2 0.51 0.00 0.05 0.00 0.00 99.44 16:21:01 3 0.05 0.00 0.07 0.00 0.00 99.88 16:22:01 all 0.17 0.00 0.05 0.00 0.00 99.78 16:22:01 0 0.05 0.00 0.03 0.00 0.00 99.92 16:22:01 1 0.52 0.00 0.02 0.00 0.00 99.47 16:22:01 2 0.08 0.00 0.08 0.00 0.00 99.83 16:22:01 3 0.03 0.00 0.05 0.00 0.00 99.92 16:23:01 all 0.17 0.00 0.04 0.00 0.00 99.79 16:23:01 0 0.02 0.00 0.03 0.00 0.00 99.95 16:23:01 1 0.55 0.00 0.07 0.00 0.00 99.38 16:23:01 2 0.05 0.00 0.05 0.00 0.00 99.90 16:23:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 0.20 0.00 0.07 0.00 0.00 99.74 Average: 0 0.04 0.00 0.04 0.00 0.00 99.92 Average: 1 0.32 0.00 0.09 0.00 0.00 99.59 Average: 2 0.21 0.00 0.07 0.00 0.00 99.72 Average: 3 0.21 0.00 0.06 0.00 0.00 99.73