---> uname -a: Linux 56ff1a0c1adb 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: 2933.436 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 7.5G 42.5G 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 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/dgexfoundry_device-sdk-go_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/dgexfoundry_device-sdk-go_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 705 82 0 1050 1067 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) 04/17/20 _x86_64_ (4 CPU) 07:38:54 LINUX RESTART 07:40:01 tps rtps wtps bread/s bwrtn/s 07:41:01 9.44 0.00 9.44 0.00 1924.06 07:42:01 0.27 0.00 0.27 0.00 3.98 07:43:01 0.28 0.00 0.28 0.00 3.88 07:44:01 0.25 0.00 0.25 0.00 2.96 07:45:01 0.30 0.00 0.30 0.00 4.91 07:46:01 262.56 121.52 141.03 4625.02 46165.29 07:47:01 213.68 77.86 135.82 5229.56 33016.63 Average: 69.58 28.50 41.08 1408.50 11595.27 07:40:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:41:01 120428 1761876 93.60 2620 1232924 897888 30.64 424760 1173416 24 07:42:01 119420 1762884 93.66 2620 1232928 898108 30.64 426252 1173116 16 07:43:01 119380 1762924 93.66 2620 1232940 898156 30.64 426584 1173116 20 07:44:01 121152 1761152 93.56 2620 1232940 897916 30.64 425176 1173116 16 07:45:01 120216 1762088 93.61 2620 1232948 898120 30.64 426440 1173116 12 07:46:01 75972 1806332 95.96 2620 1186812 1113128 37.98 552440 1048216 91104 07:47:01 140048 1742256 92.56 2444 1070492 947788 32.34 562840 891920 83068 Average: 116659 1765645 93.80 2595 1203141 935872 31.93 463499 1115145 24894 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:41:01 eth0 0.83 0.08 0.05 0.01 0.00 0.00 0.00 07:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:42:01 eth0 1.22 0.43 0.34 0.18 0.00 0.00 0.00 07:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:43:01 eth0 0.43 0.33 0.27 0.23 0.00 0.00 0.00 07:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:44:01 eth0 0.47 0.08 0.04 0.01 0.00 0.00 0.00 07:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:45:01 eth0 0.97 0.43 0.43 0.27 0.00 0.00 0.00 07:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:46:01 eth0 288.49 235.89 6740.79 55.99 0.00 0.00 0.00 07:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:46:01 docker0 22.22 16.92 2.50 43.97 0.00 0.00 0.00 07:47:01 veth0691e26 0.00 0.03 0.00 0.00 0.00 0.00 0.00 07:47:01 eth0 822.14 609.14 10449.92 233.96 0.00 0.00 0.00 07:47:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 07:47:01 docker0 63.20 58.44 5.62 311.28 0.00 0.00 0.00 Average: veth0691e26 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 117.47 87.04 1493.13 33.43 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.03 8.35 0.80 44.48 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) 04/17/20 _x86_64_ (4 CPU) 07:38:54 LINUX RESTART 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:41:01 all 0.18 0.00 0.11 0.00 0.08 99.63 07:41:01 0 0.22 0.00 0.05 0.00 0.12 99.62 07:41:01 1 0.10 0.00 0.12 0.00 0.10 99.68 07:41:01 2 0.33 0.00 0.10 0.00 0.07 99.50 07:41:01 3 0.07 0.00 0.17 0.00 0.05 99.72 07:42:01 all 0.17 0.00 0.06 0.00 0.08 99.69 07:42:01 0 0.43 0.00 0.03 0.00 0.07 99.47 07:42:01 1 0.07 0.00 0.05 0.00 0.05 99.83 07:42:01 2 0.08 0.00 0.05 0.00 0.12 99.75 07:42:01 3 0.08 0.00 0.10 0.00 0.10 99.72 07:43:01 all 0.14 0.00 0.06 0.00 0.06 99.74 07:43:01 0 0.35 0.00 0.05 0.00 0.03 99.57 07:43:01 1 0.08 0.00 0.07 0.00 0.03 99.82 07:43:01 2 0.07 0.00 0.07 0.00 0.12 99.75 07:43:01 3 0.07 0.00 0.05 0.00 0.03 99.85 07:44:01 all 0.17 0.00 0.05 0.00 0.07 99.72 07:44:01 0 0.17 0.00 0.03 0.00 0.05 99.75 07:44:01 1 0.38 0.00 0.03 0.00 0.03 99.55 07:44:01 2 0.08 0.00 0.07 0.00 0.10 99.75 07:44:01 3 0.05 0.00 0.03 0.00 0.12 99.80 07:45:01 all 0.18 0.00 0.05 0.00 0.07 99.69 07:45:01 0 0.07 0.00 0.03 0.00 0.02 99.88 07:45:01 1 0.48 0.00 0.07 0.00 0.08 99.37 07:45:01 2 0.08 0.00 0.07 0.00 0.10 99.75 07:45:01 3 0.07 0.00 0.05 0.00 0.07 99.82 07:46:01 all 12.65 0.00 7.35 2.34 2.57 75.10 07:46:01 0 12.46 0.00 7.89 1.76 2.63 75.26 07:46:01 1 12.38 0.00 6.96 2.79 2.41 75.45 07:46:01 2 13.46 0.00 7.54 2.24 2.51 74.25 07:46:01 3 12.29 0.00 6.97 2.60 2.73 75.41 07:47:01 all 12.39 0.00 7.78 2.67 2.31 74.85 07:47:01 0 16.23 0.00 7.73 2.32 2.32 71.40 07:47:01 1 11.46 0.00 7.28 2.16 2.45 76.65 07:47:01 2 10.38 0.00 8.96 2.83 2.23 75.60 07:47:01 3 11.49 0.00 7.15 3.36 2.27 75.72 Average: all 3.64 0.00 2.17 0.70 0.74 92.75 Average: 0 4.21 0.00 2.22 0.57 0.74 92.26 Average: 1 3.51 0.00 2.05 0.70 0.73 93.02 Average: 2 3.44 0.00 2.37 0.71 0.74 92.74 Average: 3 3.38 0.00 2.04 0.84 0.76 92.98