---> uname -a: Linux 6b2a304946bf 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% /var/log/sa /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 ---> free -m: total used free shared buff/cache available Mem: 1838 744 89 0 1004 1026 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) 05/11/20 _x86_64_ (4 CPU) 16:23:48 LINUX RESTART 16:25:01 tps rtps wtps bread/s bwrtn/s 16:26:01 3.71 0.00 3.71 0.00 117.42 16:27:02 0.47 0.00 0.47 0.00 5.20 16:28:01 0.73 0.00 0.73 0.00 9.23 16:29:01 0.40 0.00 0.40 0.00 4.88 16:30:01 0.32 0.00 0.32 0.00 4.45 16:31:01 0.32 0.00 0.32 0.00 3.63 16:32:01 0.80 0.57 0.23 135.20 3.00 16:33:01 354.08 145.56 208.52 5871.41 58387.19 Average: 45.23 18.32 26.91 752.91 7337.29 16:25:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:26:01 119056 1763248 93.67 2620 1224508 918892 31.35 434248 1166124 8 16:27:02 117916 1764388 93.74 2620 1224512 919060 31.36 435728 1165824 8 16:28:01 118784 1763520 93.69 2620 1224524 918892 31.35 434736 1165824 8 16:29:01 117812 1764492 93.74 2620 1224524 919084 31.36 435664 1165824 0 16:30:01 118444 1763860 93.71 2620 1224532 919000 31.36 435368 1165824 8 16:31:01 119272 1763032 93.66 2620 1224536 919020 31.36 434668 1165820 8 16:32:01 113224 1769080 93.98 2620 1228776 990356 33.79 429820 1169020 164 16:33:01 112120 1770184 94.04 2620 1084020 946756 32.30 534252 963136 48096 Average: 117079 1765226 93.78 2620 1207492 931383 31.78 446811 1140925 6038 16:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:26:01 eth0 0.10 0.08 0.01 0.02 0.00 0.00 0.00 16:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:02 eth0 4.95 2.00 3.84 0.28 0.00 0.00 0.00 16:27:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:28:01 eth0 1.52 0.08 0.14 0.04 0.00 0.00 0.00 16:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:29:01 eth0 0.50 0.40 0.27 0.20 0.00 0.00 0.00 16:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 eth0 0.22 0.15 0.08 0.07 0.00 0.00 0.00 16:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:31:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:32:01 eth0 4.90 3.46 5.26 1.91 0.00 0.00 0.00 16:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:33:01 veth813331f 0.00 0.10 0.00 0.01 0.00 0.00 0.00 16:33:01 eth0 690.50 488.67 8105.65 141.79 0.00 0.00 0.00 16:33:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 16:33:01 docker0 30.00 25.76 3.49 63.98 0.00 0.00 0.00 Average: veth813331f 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: eth0 86.55 61.25 1016.04 17.77 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 3.76 3.23 0.44 8.02 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) 05/11/20 _x86_64_ (4 CPU) 16:23:48 LINUX RESTART 16:25:01 CPU %user %nice %system %iowait %steal %idle 16:26:01 all 0.17 0.00 0.07 0.00 0.10 99.65 16:26:01 0 0.17 0.00 0.05 0.00 0.10 99.68 16:26:01 1 0.27 0.00 0.07 0.00 0.08 99.58 16:26:01 2 0.17 0.00 0.10 0.00 0.10 99.63 16:26:01 3 0.10 0.00 0.07 0.00 0.15 99.68 16:27:02 all 0.18 0.00 0.06 0.00 0.08 99.68 16:27:02 0 0.35 0.00 0.07 0.00 0.08 99.50 16:27:02 1 0.05 0.00 0.05 0.00 0.05 99.85 16:27:02 2 0.25 0.00 0.07 0.00 0.05 99.63 16:27:02 3 0.07 0.00 0.05 0.00 0.13 99.75 16:28:01 all 0.16 0.00 0.04 0.00 0.08 99.71 16:28:01 0 0.03 0.00 0.03 0.00 0.02 99.92 16:28:01 1 0.12 0.00 0.03 0.00 0.08 99.76 16:28:01 2 0.39 0.00 0.03 0.00 0.10 99.47 16:28:01 3 0.10 0.00 0.07 0.00 0.14 99.69 16:29:01 all 0.15 0.00 0.04 0.00 0.15 99.66 16:29:01 0 0.02 0.00 0.03 0.00 0.17 99.78 16:29:01 1 0.43 0.00 0.05 0.00 0.10 99.42 16:29:01 2 0.05 0.00 0.03 0.00 0.05 99.87 16:29:01 3 0.10 0.00 0.08 0.00 0.25 99.57 16:30:01 all 0.16 0.00 0.05 0.00 0.04 99.75 16:30:01 0 0.03 0.00 0.05 0.00 0.02 99.90 16:30:01 1 0.47 0.00 0.03 0.00 0.03 99.47 16:30:01 2 0.07 0.00 0.07 0.00 0.07 99.80 16:30:01 3 0.07 0.00 0.03 0.00 0.05 99.85 16:31:01 all 0.17 0.00 0.05 0.00 0.05 99.74 16:31:01 0 0.03 0.00 0.03 0.00 0.02 99.92 16:31:01 1 0.50 0.00 0.03 0.00 0.05 99.42 16:31:01 2 0.07 0.00 0.07 0.00 0.08 99.78 16:31:01 3 0.07 0.00 0.07 0.00 0.02 99.85 16:32:01 all 0.47 0.00 0.33 0.00 0.10 99.09 16:32:01 0 0.48 0.00 0.35 0.02 0.07 99.08 16:32:01 1 0.58 0.00 0.30 0.00 0.08 99.03 16:32:01 2 0.28 0.00 0.32 0.00 0.15 99.25 16:32:01 3 0.53 0.00 0.35 0.00 0.10 99.02 16:33:01 all 15.82 0.00 10.06 3.13 2.41 68.58 16:33:01 0 14.58 0.00 8.78 2.94 2.39 71.31 16:33:01 1 15.53 0.00 10.61 1.44 2.34 70.08 16:33:01 2 15.52 0.00 9.97 4.89 2.48 67.14 16:33:01 3 17.64 0.00 10.88 3.24 2.47 65.76 Average: all 2.11 0.00 1.30 0.38 0.37 95.84 Average: 0 1.91 0.00 1.14 0.36 0.35 96.25 Average: 1 2.20 0.00 1.36 0.18 0.35 95.92 Average: 2 2.05 0.00 1.30 0.60 0.38 95.68 Average: 3 2.27 0.00 1.41 0.39 0.40 95.51