---> uname -a: Linux 44df69f7e48b 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-309@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-309 ---> free -m: total used free shared buff/cache available Mem: 1838 601 63 0 1173 1131 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) 04/07/20 _x86_64_ (4 CPU) 22:27:12 LINUX RESTART 22:28:03 tps rtps wtps bread/s bwrtn/s 22:29:01 43.45 8.68 34.77 2075.84 3449.47 22:30:01 4.21 0.00 4.21 0.00 125.92 22:31:01 0.28 0.00 0.28 0.00 4.41 22:32:01 0.42 0.00 0.42 0.00 4.56 22:33:01 0.78 0.00 0.78 0.00 9.59 22:34:01 147.29 99.20 48.09 5710.92 17505.31 Average: 32.68 18.03 14.65 1293.57 3517.31 22:28:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:29:01 154408 1727896 91.80 2620 1186864 953076 32.52 448196 1118648 112 22:30:01 168620 1713684 91.04 2620 1186876 877396 29.94 441812 1115268 8 22:31:01 163176 1719128 91.33 2620 1186880 877612 29.94 448196 1114212 16 22:32:01 164944 1717360 91.24 2620 1186880 877336 29.93 447752 1113084 8 22:33:01 164452 1717852 91.26 2620 1186888 877432 29.94 448396 1113084 8 22:34:01 105800 1776504 94.38 2620 1195168 917616 31.31 453084 1128516 78912 Average: 153567 1728737 91.84 2620 1188259 896745 30.60 447906 1117135 13177 22:28:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:29:01 eth0 313.47 264.96 1108.00 368.04 0.00 0.00 0.00 22:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:29:01 docker0 74.58 56.41 7.39 307.07 0.00 0.00 0.00 22:30:01 eth0 1.10 0.33 0.28 0.02 0.00 0.00 0.00 22:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:31:01 eth0 1.22 0.87 0.89 0.41 0.00 0.00 0.00 22:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:32:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 22:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:33:01 eth0 0.22 0.20 0.08 0.07 0.00 0.00 0.00 22:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:34:01 eth0 90.61 70.84 2333.09 13.58 0.00 0.00 0.00 22:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:34:01 veth312c034 0.00 0.08 0.00 0.01 0.00 0.00 0.00 22:34:01 docker0 72.09 54.53 7.14 296.80 0.00 0.00 0.00 Average: eth0 66.41 55.05 570.79 61.99 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth312c034 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.08 9.14 1.20 49.75 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) 22:27:12 LINUX RESTART 22:28:03 CPU %user %nice %system %iowait %steal %idle 22:29:01 all 5.16 0.00 2.65 1.35 10.48 80.36 22:29:01 0 5.38 0.00 2.61 0.17 11.54 80.31 22:29:01 1 3.96 0.00 3.01 4.01 9.89 79.11 22:29:01 2 6.03 0.00 2.47 1.10 10.12 80.28 22:29:01 3 5.29 0.00 2.54 0.17 10.32 81.68 22:30:01 all 0.15 0.00 0.14 0.00 0.34 99.37 22:30:01 0 0.05 0.00 0.12 0.00 0.48 99.35 22:30:01 1 0.27 0.00 0.13 0.00 0.37 99.23 22:30:01 2 0.05 0.00 0.13 0.00 0.27 99.55 22:30:01 3 0.22 0.00 0.17 0.00 0.25 99.37 22:31:01 all 0.18 0.00 0.08 0.00 0.09 99.65 22:31:01 0 0.12 0.00 0.05 0.00 0.13 99.70 22:31:01 1 0.12 0.00 0.03 0.00 0.07 99.78 22:31:01 2 0.10 0.00 0.17 0.00 0.05 99.68 22:31:01 3 0.40 0.00 0.05 0.00 0.12 99.43 22:32:01 all 0.10 0.00 0.03 0.00 0.68 99.20 22:32:01 0 0.03 0.00 0.02 0.00 0.55 99.40 22:32:01 1 0.03 0.00 0.03 0.00 0.60 99.34 22:32:01 2 0.05 0.00 0.05 0.00 0.86 99.04 22:32:01 3 0.27 0.00 0.05 0.00 0.68 99.01 22:33:01 all 0.10 0.00 0.05 0.00 0.14 99.72 22:33:01 0 0.07 0.00 0.03 0.00 0.07 99.83 22:33:01 1 0.05 0.00 0.03 0.00 0.08 99.83 22:33:01 2 0.03 0.00 0.07 0.00 0.18 99.72 22:33:01 3 0.25 0.00 0.05 0.00 0.23 99.47 22:34:01 all 3.32 0.00 2.05 2.01 7.89 84.73 22:34:01 0 4.06 0.00 2.18 1.60 7.82 84.34 22:34:01 1 2.74 0.00 2.06 1.40 8.09 85.71 22:34:01 2 2.91 0.00 1.82 0.79 7.89 86.58 22:34:01 3 3.58 0.00 2.09 4.29 7.75 82.28 Average: all 1.50 0.00 0.83 0.56 3.26 93.84 Average: 0 1.61 0.00 0.83 0.29 3.43 93.83 Average: 1 1.20 0.00 0.89 0.90 3.19 93.83 Average: 2 1.52 0.00 0.78 0.31 3.22 94.17 Average: 3 1.67 0.00 0.82 0.74 3.22 93.54