---> uname -a: Linux cfcde00264fb 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 6.4G 43.6G 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-321 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-321@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 622 66 0 1149 1111 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) 04/15/20 _x86_64_ (4 CPU) 00:22:43 LINUX RESTART 00:23:01 tps rtps wtps bread/s bwrtn/s 00:24:01 109.54 39.60 69.94 4889.21 30876.66 00:25:01 3.83 0.00 3.83 0.00 118.35 00:26:01 0.45 0.00 0.45 0.00 5.61 00:27:01 1.95 1.32 0.63 78.47 6.79 Average: 28.95 10.23 18.72 1242.43 7755.07 00:23:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:24:01 177196 1705108 90.59 2620 1167352 958676 32.71 419300 1125536 28 00:25:01 184912 1697392 90.18 2620 1167412 903412 30.82 420960 1119724 16 00:26:01 185720 1696584 90.13 2620 1167424 903268 30.82 420424 1119712 12 00:27:01 167176 1715128 91.12 2620 1169872 904912 30.88 430572 1120640 112 Average: 178751 1703553 90.50 2620 1168015 917567 31.31 422814 1121403 42 00:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:24:01 eth0 678.70 477.78 1614.51 405.32 0.00 0.00 0.00 00:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:24:01 docker0 96.07 70.54 8.44 298.94 0.00 0.00 0.00 00:25:01 eth0 0.83 0.30 0.30 0.17 0.00 0.00 0.00 00:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:26:01 eth0 0.07 0.08 0.01 0.04 0.00 0.00 0.00 00:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:27:01 eth0 4.23 2.91 4.43 1.60 0.00 0.00 0.00 00:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 171.03 120.32 404.98 101.83 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 24.03 17.64 2.11 74.77 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) 04/15/20 _x86_64_ (4 CPU) 00:22:43 LINUX RESTART 00:23:01 CPU %user %nice %system %iowait %steal %idle 00:24:01 all 16.57 0.00 6.68 6.12 0.03 70.60 00:24:01 0 14.56 0.00 8.96 6.36 0.03 70.10 00:24:01 1 17.33 0.00 5.73 7.09 0.03 69.81 00:24:01 2 17.59 0.00 5.82 5.54 0.03 71.01 00:24:01 3 16.78 0.00 6.17 5.52 0.02 71.51 00:25:01 all 0.20 0.00 0.08 0.00 0.00 99.72 00:25:01 0 0.55 0.00 0.08 0.00 0.00 99.37 00:25:01 1 0.08 0.00 0.13 0.00 0.00 99.78 00:25:01 2 0.05 0.00 0.05 0.00 0.00 99.90 00:25:01 3 0.10 0.00 0.08 0.00 0.00 99.82 00:26:01 all 0.07 0.00 0.05 0.00 0.00 99.88 00:26:01 0 0.12 0.00 0.07 0.00 0.00 99.82 00:26:01 1 0.07 0.00 0.05 0.00 0.00 99.88 00:26:01 2 0.07 0.00 0.05 0.00 0.00 99.88 00:26:01 3 0.05 0.00 0.05 0.00 0.02 99.88 00:27:01 all 0.34 0.00 0.32 0.02 0.00 99.33 00:27:01 0 0.45 0.00 0.40 0.00 0.02 99.13 00:27:01 1 0.42 0.00 0.37 0.02 0.00 99.20 00:27:01 2 0.23 0.00 0.30 0.00 0.00 99.47 00:27:01 3 0.23 0.00 0.20 0.00 0.00 99.57 Average: all 4.26 0.00 1.77 1.52 0.01 92.44 Average: 0 3.89 0.00 2.36 1.58 0.01 92.15 Average: 1 4.45 0.00 1.56 1.77 0.01 92.22 Average: 2 4.45 0.00 1.55 1.37 0.01 92.62 Average: 3 4.25 0.00 1.61 1.37 0.01 92.76