---> uname -a: Linux 8f2edb1419c9 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: 2933.396 BogoMIPS: 5866.79 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 7.6G 42.4G 15% / 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 7.6G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/ndry_app-functions-sdk-go_master@tmp /dev/vda1 50.0G 7.6G 42.4G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 728 90 0 1018 1043 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 16: eth0@if17: 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) 05/12/20 _x86_64_ (4 CPU) 20:58:49 LINUX RESTART 21:00:01 tps rtps wtps bread/s bwrtn/s 21:01:01 4.30 0.05 4.25 0.67 151.01 21:02:01 0.88 0.10 0.78 2.13 12.05 21:03:01 0.27 0.00 0.27 0.00 3.20 21:04:01 0.27 0.00 0.27 0.00 3.18 21:05:01 0.37 0.00 0.37 0.00 6.06 21:06:01 0.20 0.02 0.18 0.13 2.33 21:07:01 250.36 147.64 102.71 5627.43 32006.99 21:08:01 202.01 67.78 134.23 4297.30 32437.53 Average: 57.34 26.96 30.39 1241.26 8079.63 21:00:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:01:01 171208 1711096 90.90 2620 1159952 952520 32.50 435120 1114252 32 21:02:01 172396 1709908 90.84 2620 1160020 920840 31.42 436396 1112628 8 21:03:01 169148 1713156 91.01 2620 1160024 920852 31.42 439436 1112628 16 21:04:01 172000 1710304 90.86 2620 1160028 905300 30.89 442968 1106820 12 21:05:01 170912 1711392 90.92 2620 1160032 905492 30.89 444136 1106820 24 21:06:01 171984 1710320 90.86 2620 1160044 905300 30.89 443064 1106820 16 21:07:01 112168 1770136 94.04 2620 1104596 1042468 35.57 540004 1023884 67448 21:08:01 130500 1751804 93.07 2544 1042472 967336 33.01 571072 897152 140 Average: 158790 1723515 91.56 2611 1138396 940014 32.07 469025 1072626 8462 21:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:01:01 eth0 1.03 0.47 0.55 0.40 0.00 0.00 0.00 21:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 eth0 2.28 0.92 0.82 0.39 0.00 0.00 0.00 21:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:01 eth0 0.82 0.30 0.28 0.23 0.00 0.00 0.00 21:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 eth0 0.87 0.07 0.08 0.01 0.00 0.00 0.00 21:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 eth0 1.45 0.62 0.70 0.46 0.00 0.00 0.00 21:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 21:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 eth0 207.31 179.19 4079.36 30.38 0.00 0.00 0.00 21:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 veth12c4e46 41.19 40.97 4.38 304.58 0.00 0.00 0.00 21:07:01 docker0 157.30 132.75 14.05 606.70 0.00 0.00 0.00 21:08:01 eth0 431.29 282.97 3693.68 95.28 0.00 0.00 0.00 21:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:08:01 docker0 16.97 17.80 1.13 124.17 0.00 0.00 0.00 Average: eth0 80.66 58.09 972.16 15.90 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.27 7.33 0.62 53.61 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) 05/12/20 _x86_64_ (4 CPU) 20:58:49 LINUX RESTART 21:00:01 CPU %user %nice %system %iowait %steal %idle 21:01:01 all 0.11 0.00 0.10 0.00 0.00 99.78 21:01:01 0 0.12 0.00 0.08 0.00 0.00 99.80 21:01:01 1 0.12 0.00 0.08 0.00 0.02 99.78 21:01:01 2 0.07 0.00 0.12 0.00 0.00 99.82 21:01:01 3 0.17 0.00 0.12 0.00 0.00 99.72 21:02:01 all 0.20 0.00 0.08 0.00 0.00 99.72 21:02:01 0 0.52 0.00 0.10 0.00 0.02 99.37 21:02:01 1 0.07 0.00 0.10 0.00 0.00 99.83 21:02:01 2 0.10 0.00 0.08 0.00 0.00 99.82 21:02:01 3 0.10 0.00 0.07 0.00 0.00 99.83 21:03:01 all 0.18 0.00 0.05 0.00 0.00 99.77 21:03:01 0 0.52 0.00 0.03 0.00 0.00 99.45 21:03:01 1 0.05 0.00 0.05 0.00 0.00 99.90 21:03:01 2 0.07 0.00 0.08 0.00 0.00 99.85 21:03:01 3 0.07 0.00 0.03 0.00 0.00 99.90 21:04:01 all 0.10 0.00 0.06 0.00 0.00 99.84 21:04:01 0 0.18 0.00 0.07 0.00 0.00 99.75 21:04:01 1 0.03 0.00 0.05 0.00 0.00 99.92 21:04:01 2 0.12 0.00 0.10 0.00 0.00 99.78 21:04:01 3 0.03 0.00 0.02 0.00 0.00 99.95 21:05:01 all 0.07 0.00 0.05 0.00 0.00 99.89 21:05:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:05:01 1 0.05 0.00 0.07 0.00 0.00 99.88 21:05:01 2 0.10 0.00 0.08 0.00 0.00 99.82 21:05:01 3 0.10 0.00 0.05 0.00 0.00 99.85 21:06:01 all 0.15 0.00 0.05 0.00 0.00 99.80 21:06:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:06:01 1 0.07 0.00 0.05 0.00 0.00 99.88 21:06:01 2 0.47 0.00 0.07 0.00 0.00 99.47 21:06:01 3 0.05 0.00 0.03 0.00 0.00 99.92 21:07:01 all 8.13 0.00 4.80 4.15 0.02 82.90 21:07:01 0 7.43 0.00 5.04 4.70 0.02 82.82 21:07:01 1 8.25 0.00 4.12 5.16 0.02 82.45 21:07:01 2 8.98 0.00 5.29 4.71 0.03 80.99 21:07:01 3 7.88 0.00 4.78 1.97 0.03 85.33 21:08:01 all 12.73 0.00 7.59 3.29 0.03 76.36 21:08:01 0 14.85 0.00 7.95 3.85 0.03 73.32 21:08:01 1 11.75 0.00 7.90 4.14 0.03 76.17 21:08:01 2 12.05 0.00 7.41 1.42 0.02 79.10 21:08:01 3 12.27 0.00 7.08 3.78 0.03 76.83 Average: all 2.68 0.00 1.58 0.92 0.01 94.80 Average: 0 2.93 0.00 1.65 1.06 0.01 94.35 Average: 1 2.53 0.00 1.54 1.15 0.01 94.77 Average: 2 2.72 0.00 1.64 0.76 0.01 94.87 Average: 3 2.56 0.00 1.51 0.71 0.01 95.22