---> uname -a: Linux e87c8f440e1c 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-352 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-352@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 633 65 0 1138 1100 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) 18:16:40 LINUX RESTART 18:17:01 tps rtps wtps bread/s bwrtn/s 18:18:01 91.62 35.17 56.45 4840.31 19704.97 18:19:01 7.49 0.00 7.49 0.00 1570.66 18:20:01 0.80 0.00 0.80 0.00 12.94 18:21:01 0.25 0.00 0.25 0.00 2.91 18:22:01 0.23 0.00 0.23 0.00 3.46 18:23:01 0.43 0.00 0.43 0.00 5.25 Average: 16.83 5.87 10.96 807.81 3554.46 18:17:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:18:01 162448 1719856 91.37 2620 1151440 932016 31.80 477104 1072004 18260 18:19:01 193168 1689136 89.74 2620 1151472 903384 30.82 457540 1070868 8 18:20:01 189972 1692332 89.91 2620 1151484 903576 30.83 462584 1069192 8 18:21:01 189604 1692700 89.93 2620 1151484 903664 30.83 463700 1068128 8 18:22:01 191276 1691028 89.84 2620 1151492 903448 30.83 462572 1068128 8 18:23:01 190600 1691704 89.87 2620 1151496 903600 30.83 463076 1068128 8 Average: 186178 1696126 90.11 2620 1151478 908281 30.99 464429 1069408 3050 18:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:18:01 eth0 699.87 529.40 1624.80 412.66 0.00 0.00 0.00 18:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:18:01 docker0 121.58 81.59 9.80 300.75 0.00 0.00 0.00 18:19:01 eth0 0.88 0.12 0.07 0.04 0.00 0.00 0.00 18:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 eth0 0.92 0.40 0.30 0.21 0.00 0.00 0.00 18:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:21:01 eth0 0.53 0.30 0.27 0.20 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:22:01 eth0 0.08 0.08 0.01 0.01 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 0.28 0.18 0.14 0.07 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 Average: eth0 117.25 88.53 271.30 68.96 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 20.29 13.62 1.64 50.19 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) 18:16:40 LINUX RESTART 18:17:01 CPU %user %nice %system %iowait %steal %idle 18:18:01 all 14.93 0.00 6.33 2.27 0.03 76.44 18:18:01 0 13.33 0.00 7.19 2.41 0.03 77.03 18:18:01 1 14.54 0.00 6.61 3.98 0.05 74.82 18:18:01 2 15.16 0.00 5.50 1.33 0.02 78.00 18:18:01 3 16.71 0.00 6.01 1.36 0.02 75.90 18:19:01 all 0.18 0.00 0.06 0.00 0.00 99.75 18:19:01 0 0.03 0.00 0.05 0.00 0.00 99.92 18:19:01 1 0.57 0.00 0.07 0.00 0.00 99.37 18:19:01 2 0.05 0.00 0.05 0.00 0.00 99.90 18:19:01 3 0.07 0.00 0.10 0.00 0.00 99.83 18:20:01 all 0.19 0.00 0.05 0.00 0.00 99.75 18:20:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:20:01 1 0.58 0.00 0.07 0.00 0.00 99.35 18:20:01 2 0.08 0.00 0.07 0.00 0.00 99.85 18:20:01 3 0.08 0.00 0.07 0.00 0.02 99.83 18:21:01 all 0.18 0.00 0.05 0.00 0.00 99.77 18:21:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:21:01 1 0.57 0.00 0.07 0.00 0.00 99.37 18:21:01 2 0.03 0.00 0.02 0.00 0.00 99.95 18:21:01 3 0.03 0.00 0.05 0.00 0.00 99.92 18:22:01 all 0.17 0.00 0.05 0.00 0.00 99.78 18:22:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:22:01 1 0.52 0.00 0.07 0.00 0.00 99.42 18:22:01 2 0.07 0.00 0.07 0.00 0.00 99.87 18:22:01 3 0.07 0.00 0.05 0.00 0.00 99.88 18:23:01 all 0.06 0.00 0.04 0.00 0.00 99.90 18:23:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:23:01 1 0.07 0.00 0.03 0.00 0.00 99.90 18:23:01 2 0.05 0.00 0.03 0.00 0.00 99.92 18:23:01 3 0.07 0.00 0.07 0.00 0.00 99.87 Average: all 2.60 0.00 1.09 0.38 0.01 95.93 Average: 0 2.23 0.00 1.22 0.40 0.01 96.14 Average: 1 2.80 0.00 1.15 0.66 0.01 95.39 Average: 2 2.56 0.00 0.95 0.22 0.00 96.27 Average: 3 2.82 0.00 1.05 0.23 0.01 95.90