---> uname -a: Linux 2bea7fe13095 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-308 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-308@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 624 75 0 1138 1109 Swap: 1023 0 1023 ---> 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) 04/07/20 _x86_64_ (4 CPU) 18:19:23 LINUX RESTART 18:20:01 tps rtps wtps bread/s bwrtn/s 18:21:01 40.13 6.38 33.76 1886.29 2908.14 18:22:01 2.60 0.00 2.60 0.00 86.71 18:23:01 0.65 0.00 0.65 0.00 9.29 18:24:01 0.55 0.00 0.55 0.00 6.23 18:25:01 0.67 0.00 0.67 0.00 8.11 18:26:01 0.77 0.00 0.77 0.00 9.59 18:27:01 0.58 0.02 0.57 0.13 6.81 Average: 6.56 0.91 5.65 269.52 433.60 18:20:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:21:01 174500 1707804 90.73 2620 1162220 933828 31.86 454964 1094748 20 18:22:01 181520 1700784 90.36 2620 1162228 905160 30.88 452060 1091760 8 18:23:01 180464 1701840 90.41 2620 1162236 905340 30.89 454192 1090744 8 18:24:01 180792 1701512 90.40 2620 1162240 905316 30.89 454332 1090744 16 18:25:01 180868 1701436 90.39 2620 1162244 905232 30.89 453996 1090676 12 18:26:01 181656 1700648 90.35 2620 1162248 904132 30.85 453496 1090608 8 18:27:01 178760 1703544 90.50 2620 1162256 900188 30.71 456636 1090536 8 Average: 179794 1702510 90.45 2620 1162239 908457 31.00 454239 1091402 11 18:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:21:01 eth0 316.37 256.90 753.59 351.35 0.00 0.00 0.00 18:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:21:01 docker0 112.31 89.68 9.51 301.60 0.00 0.00 0.00 18:22:01 eth0 1.80 0.07 0.19 0.03 0.00 0.00 0.00 18:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:23:01 eth0 3.06 1.05 0.93 0.57 0.00 0.00 0.00 18:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:24:01 eth0 1.23 0.72 0.58 0.40 0.00 0.00 0.00 18:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:25:01 eth0 0.22 0.17 0.08 0.10 0.00 0.00 0.00 18:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:26:01 eth0 0.65 0.15 0.10 0.01 0.00 0.00 0.00 18:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:27:01 eth0 0.50 0.33 0.27 0.20 0.00 0.00 0.00 18:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 46.27 37.06 107.98 50.39 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 16.05 12.81 1.36 43.09 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) 04/07/20 _x86_64_ (4 CPU) 18:19:23 LINUX RESTART 18:20:01 CPU %user %nice %system %iowait %steal %idle 18:21:01 all 4.90 0.00 1.68 0.78 0.00 92.63 18:21:01 0 3.49 0.00 1.73 0.03 0.00 94.75 18:21:01 1 5.21 0.00 1.59 0.37 0.00 92.83 18:21:01 2 6.17 0.00 1.56 1.79 0.00 90.48 18:21:01 3 4.74 0.00 1.86 0.94 0.00 92.46 18:22:01 all 0.07 0.00 0.04 0.00 0.00 99.89 18:22:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:22:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:22:01 2 0.07 0.00 0.05 0.00 0.00 99.88 18:22:01 3 0.07 0.00 0.05 0.00 0.02 99.87 18:23:01 all 0.18 0.00 0.06 0.00 0.00 99.76 18:23:01 0 0.07 0.00 0.05 0.00 0.00 99.88 18:23:01 1 0.33 0.00 0.03 0.00 0.02 99.62 18:23:01 2 0.08 0.00 0.08 0.00 0.02 99.82 18:23:01 3 0.22 0.00 0.08 0.00 0.00 99.70 18:24:01 all 0.20 0.00 0.06 0.00 0.00 99.74 18:24:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:24:01 1 0.10 0.00 0.05 0.00 0.00 99.85 18:24:01 2 0.13 0.00 0.07 0.00 0.00 99.80 18:24:01 3 0.53 0.00 0.07 0.00 0.00 99.40 18:25:01 all 0.19 0.00 0.04 0.00 0.00 99.77 18:25:01 0 0.07 0.00 0.03 0.00 0.00 99.90 18:25:01 1 0.45 0.00 0.03 0.00 0.00 99.52 18:25:01 2 0.05 0.00 0.03 0.00 0.00 99.92 18:25:01 3 0.17 0.00 0.07 0.00 0.00 99.77 18:26:01 all 0.17 0.00 0.04 0.00 0.00 99.79 18:26:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:26:01 1 0.53 0.00 0.03 0.00 0.00 99.43 18:26:01 2 0.05 0.00 0.05 0.00 0.00 99.90 18:26:01 3 0.07 0.00 0.03 0.00 0.00 99.90 18:27:01 all 0.20 0.00 0.04 0.00 0.00 99.76 18:27:01 0 0.07 0.00 0.07 0.00 0.00 99.87 18:27:01 1 0.58 0.00 0.05 0.00 0.00 99.37 18:27:01 2 0.10 0.00 0.05 0.00 0.00 99.85 18:27:01 3 0.07 0.00 0.03 0.00 0.00 99.90 Average: all 0.84 0.00 0.28 0.11 0.00 98.77 Average: 0 0.54 0.00 0.28 0.00 0.00 99.17 Average: 1 1.03 0.00 0.26 0.05 0.00 98.65 Average: 2 0.95 0.00 0.27 0.25 0.00 98.52 Average: 3 0.83 0.00 0.31 0.13 0.00 98.72