---> uname -a: Linux 9d97aace0d69 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 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/gexfoundry_device-rest-go_master /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/gexfoundry_device-rest-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 665 83 0 1089 1107 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 24: eth0@if25: 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) 04/20/20 _x86_64_ (4 CPU) 15:04:53 LINUX RESTART 15:06:01 tps rtps wtps bread/s bwrtn/s 15:07:01 34.89 7.32 27.57 1912.89 2688.37 15:08:01 3.11 0.00 3.11 0.00 89.53 15:09:02 0.60 0.00 0.60 0.00 6.19 15:10:01 0.63 0.00 0.63 0.00 8.74 15:11:01 16.23 2.48 13.75 416.98 7225.67 15:12:01 196.19 112.39 83.80 3898.07 21272.99 15:13:01 166.88 26.22 140.66 1530.70 32772.50 Average: 59.99 21.26 38.73 1111.57 9184.86 15:06:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:07:01 116680 1765624 93.80 2620 1263716 891536 30.42 405448 1195744 44 15:08:01 128600 1753704 93.17 2620 1263728 802216 27.37 396540 1194944 8 15:09:02 128796 1753508 93.16 2620 1263732 796048 27.16 395972 1194944 8 15:10:01 127008 1755296 93.25 2620 1263736 796372 27.17 401472 1191732 8 15:11:01 73188 1809116 96.11 2620 1277828 988568 33.73 462032 1175384 98424 15:12:01 160472 1721832 91.47 2620 1179932 936084 31.94 443192 1083704 19448 15:13:01 147028 1735276 92.19 2620 1100564 977948 33.37 584540 864784 44104 Average: 125967 1756337 93.31 2620 1230462 884110 30.17 441314 1128748 23149 15:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:07:01 eth0 119.30 121.33 578.75 174.37 0.00 0.00 0.00 15:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:01 docker0 46.68 32.62 3.75 133.92 0.00 0.00 0.00 15:08:01 eth0 0.28 0.27 0.17 0.02 0.00 0.00 0.00 15:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:09:02 eth0 0.37 0.08 0.03 0.01 0.00 0.00 0.00 15:09:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:09:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 eth0 0.36 0.36 0.26 0.20 0.00 0.00 0.00 15:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 eth0 107.03 76.93 3486.47 8.65 0.00 0.00 0.00 15:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 eth0 82.72 77.73 257.23 62.92 0.00 0.00 0.00 15:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 docker0 24.50 19.73 3.04 47.61 0.00 0.00 0.00 15:13:01 eth0 204.73 156.64 3591.38 58.53 0.00 0.00 0.00 15:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 docker0 25.44 30.05 1.36 249.33 0.00 0.00 0.00 Average: eth0 73.77 62.10 1134.21 43.65 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 13.85 11.81 1.17 61.79 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) 04/20/20 _x86_64_ (4 CPU) 15:04:53 LINUX RESTART 15:06:01 CPU %user %nice %system %iowait %steal %idle 15:07:01 all 3.64 0.00 2.30 1.03 10.49 82.54 15:07:01 0 3.64 0.00 2.35 0.19 12.30 81.51 15:07:01 1 3.33 0.00 2.62 2.33 10.40 81.33 15:07:01 2 2.96 0.00 2.03 0.13 9.97 84.90 15:07:01 3 4.66 0.00 2.20 1.47 9.26 82.41 15:08:01 all 0.12 0.00 0.07 0.00 0.15 99.65 15:08:01 0 0.05 0.00 0.05 0.00 0.22 99.68 15:08:01 1 0.25 0.00 0.08 0.00 0.22 99.45 15:08:01 2 0.03 0.00 0.07 0.00 0.10 99.80 15:08:01 3 0.17 0.00 0.07 0.00 0.10 99.67 15:09:02 all 0.12 0.00 0.04 0.00 0.29 99.56 15:09:02 0 0.02 0.00 0.02 0.00 0.23 99.73 15:09:02 1 0.32 0.00 0.03 0.00 0.32 99.33 15:09:02 2 0.08 0.00 0.05 0.00 0.48 99.39 15:09:02 3 0.05 0.00 0.05 0.00 0.12 99.78 15:10:01 all 0.14 0.00 0.05 0.00 0.17 99.64 15:10:01 0 0.08 0.00 0.08 0.00 0.32 99.51 15:10:01 1 0.08 0.00 0.03 0.00 0.10 99.78 15:10:01 2 0.34 0.00 0.05 0.00 0.10 99.51 15:10:01 3 0.07 0.00 0.03 0.00 0.15 99.75 15:11:01 all 1.25 0.00 0.97 0.07 4.31 93.40 15:11:01 0 1.21 0.00 1.43 0.05 4.48 92.84 15:11:01 1 1.39 0.00 0.88 0.13 4.47 93.13 15:11:01 2 1.15 0.00 0.88 0.10 4.36 93.51 15:11:01 3 1.26 0.00 0.68 0.00 3.92 94.14 15:12:01 all 5.73 0.00 4.69 1.74 13.02 74.82 15:12:01 0 4.87 0.00 4.43 1.96 14.17 74.58 15:12:01 1 6.91 0.00 4.65 1.79 13.33 73.32 15:12:01 2 5.27 0.00 4.47 1.73 12.52 76.01 15:12:01 3 5.87 0.00 5.22 1.48 12.05 75.39 15:13:01 all 8.33 0.00 5.79 1.18 17.99 66.71 15:13:01 0 8.00 0.00 6.19 0.78 19.02 66.01 15:13:01 1 9.67 0.00 5.22 1.98 18.91 64.22 15:13:01 2 8.37 0.00 6.10 0.54 16.98 68.00 15:13:01 3 7.29 0.00 5.63 1.40 17.05 68.63 Average: all 2.79 0.00 2.01 0.58 6.71 87.91 Average: 0 2.59 0.00 2.11 0.43 7.35 87.52 Average: 1 3.17 0.00 1.95 0.90 6.90 87.08 Average: 2 2.62 0.00 1.96 0.36 6.42 88.64 Average: 3 2.80 0.00 2.00 0.63 6.16 88.42