---> uname -a: Linux 70844ebe91d0 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 6.4G 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-313 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-313@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 629 77 0 1131 1102 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) 03/31/20 _x86_64_ (4 CPU) 23:14:22 LINUX RESTART 23:15:01 tps rtps wtps bread/s bwrtn/s 23:16:01 25.84 5.88 19.96 1847.58 2643.02 23:17:01 2.32 0.00 2.32 0.00 82.36 23:18:01 0.28 0.00 0.28 0.00 4.15 23:19:01 0.25 0.00 0.25 0.00 2.56 23:20:01 0.25 0.00 0.25 0.00 3.38 23:21:01 0.37 0.00 0.37 0.00 5.13 23:22:02 48.33 48.08 0.25 3108.34 2.83 Average: 11.09 7.71 3.38 708.08 392.04 23:15:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:16:01 176200 1706104 90.64 2620 1155744 972288 33.17 465716 1083076 12 23:17:01 190948 1691356 89.86 2620 1155748 910176 31.05 454580 1080936 20 23:18:01 186920 1695384 90.07 2620 1155760 910188 31.06 459856 1079928 8 23:19:01 186952 1695352 90.07 2620 1155760 910188 31.06 459880 1079928 12 23:20:01 187672 1694632 90.03 2620 1155768 910104 31.05 459304 1079920 16 23:21:01 187160 1695144 90.06 2620 1155772 910104 31.05 459328 1079920 8 23:22:02 74496 1807808 96.04 2620 1249228 991828 33.84 478300 1172648 156 Average: 170050 1712254 90.97 2620 1169111 930697 31.75 462423 1093765 33 23:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:16:01 eth0 320.04 262.41 751.37 349.04 0.00 0.00 0.00 23:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:16:01 docker0 111.15 99.17 9.24 300.16 0.00 0.00 0.00 23:17:01 eth0 1.87 0.35 0.38 0.14 0.00 0.00 0.00 23:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:18:01 eth0 1.15 0.35 0.33 0.23 0.00 0.00 0.00 23:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:19:01 eth0 0.57 0.47 0.27 0.21 0.00 0.00 0.00 23:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:01 eth0 0.25 0.20 0.08 0.10 0.00 0.00 0.00 23:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:21:01 eth0 0.17 0.12 0.07 0.01 0.00 0.00 0.00 23:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:22:02 eth0 6.08 3.90 6.07 2.32 0.00 0.00 0.00 23:22:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:22:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 47.17 38.27 108.40 50.31 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 15.88 14.17 1.32 42.89 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) 03/31/20 _x86_64_ (4 CPU) 23:14:22 LINUX RESTART 23:15:01 CPU %user %nice %system %iowait %steal %idle 23:16:01 all 5.29 0.00 1.99 0.43 0.00 92.28 23:16:01 0 5.32 0.00 2.34 0.03 0.00 92.30 23:16:01 1 4.59 0.00 1.62 0.84 0.00 92.95 23:16:01 2 4.75 0.00 2.18 0.52 0.02 92.53 23:16:01 3 6.48 0.00 1.81 0.35 0.00 91.36 23:17:01 all 0.20 0.00 0.06 0.00 0.00 99.74 23:17:01 0 0.07 0.00 0.03 0.00 0.00 99.90 23:17:01 1 0.08 0.00 0.10 0.00 0.02 99.80 23:17:01 2 0.08 0.00 0.07 0.00 0.00 99.85 23:17:01 3 0.58 0.00 0.03 0.00 0.00 99.38 23:18:01 all 0.20 0.00 0.05 0.00 0.00 99.75 23:18:01 0 0.07 0.00 0.05 0.00 0.00 99.88 23:18:01 1 0.38 0.00 0.07 0.00 0.00 99.55 23:18:01 2 0.05 0.00 0.02 0.00 0.00 99.93 23:18:01 3 0.28 0.00 0.05 0.00 0.00 99.67 23:19:01 all 0.18 0.00 0.05 0.00 0.00 99.77 23:19:01 0 0.05 0.00 0.05 0.00 0.00 99.90 23:19:01 1 0.53 0.00 0.07 0.00 0.00 99.40 23:19:01 2 0.08 0.00 0.05 0.00 0.00 99.87 23:19:01 3 0.07 0.00 0.03 0.00 0.00 99.90 23:20:01 all 0.19 0.00 0.05 0.00 0.00 99.76 23:20:01 0 0.03 0.00 0.02 0.00 0.00 99.95 23:20:01 1 0.30 0.00 0.05 0.00 0.00 99.65 23:20:01 2 0.37 0.00 0.08 0.00 0.00 99.55 23:20:01 3 0.07 0.00 0.07 0.00 0.00 99.87 23:21:01 all 0.18 0.00 0.04 0.00 0.00 99.78 23:21:01 0 0.02 0.00 0.03 0.00 0.00 99.95 23:21:01 1 0.07 0.00 0.05 0.00 0.00 99.88 23:21:01 2 0.55 0.00 0.03 0.00 0.00 99.42 23:21:01 3 0.07 0.00 0.05 0.00 0.00 99.88 23:22:02 all 0.80 0.00 0.30 1.13 0.00 97.77 23:22:02 0 0.22 0.00 0.15 0.00 0.00 99.63 23:22:02 1 0.42 0.00 0.22 1.20 0.02 98.15 23:22:02 2 1.89 0.00 0.48 1.22 0.00 96.41 23:22:02 3 0.65 0.00 0.37 2.10 0.00 96.88 Average: all 1.00 0.00 0.36 0.22 0.00 98.41 Average: 0 0.82 0.00 0.38 0.00 0.00 98.79 Average: 1 0.91 0.00 0.31 0.29 0.00 98.49 Average: 2 1.11 0.00 0.41 0.25 0.00 98.23 Average: 3 1.17 0.00 0.34 0.35 0.00 98.14