---> uname -a: Linux c65abaf6c592 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 7.5G 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 731 81 0 1025 1040 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) 05/04/20 _x86_64_ (4 CPU) 06:55:53 LINUX RESTART 06:57:01 tps rtps wtps bread/s bwrtn/s 06:58:01 9.86 0.00 9.86 0.00 1780.50 06:59:01 0.28 0.00 0.28 0.00 3.46 07:00:01 0.32 0.00 0.32 0.00 4.41 07:01:01 0.33 0.05 0.28 0.67 3.25 07:02:01 0.57 0.10 0.47 2.13 8.56 07:03:02 0.33 0.02 0.32 0.27 3.15 07:04:01 328.00 129.16 198.83 5476.24 57722.48 Average: 47.88 18.22 29.66 771.94 8390.20 06:57:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:58:01 121208 1761096 93.56 2620 1227872 901056 30.74 424712 1174028 20 06:59:01 120092 1762212 93.62 2620 1227876 901300 30.75 425720 1173740 8 07:00:01 120452 1761852 93.60 2620 1227884 901216 30.75 425320 1173744 8 07:01:01 120728 1761576 93.59 2620 1227884 903556 30.83 425380 1173740 12 07:02:01 120620 1761684 93.59 2620 1228048 901664 30.76 425196 1173832 8 07:03:02 119636 1762668 93.64 2620 1228236 902060 30.78 426328 1173828 8 07:04:01 73876 1808428 96.08 2620 1094108 982396 33.52 539564 991628 57096 Average: 113802 1768502 93.95 2620 1208844 913321 31.16 441746 1147791 8166 06:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:58:01 eth0 2.56 1.68 1.67 0.11 0.00 0.00 0.00 06:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:59:01 eth0 1.60 0.37 0.36 0.20 0.00 0.00 0.00 06:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 eth0 1.00 0.67 0.54 0.37 0.00 0.00 0.00 07:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:01:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 07:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:02:01 eth0 0.28 0.18 0.14 0.07 0.00 0.00 0.00 07:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:03:02 eth0 0.48 0.35 0.50 0.15 0.00 0.00 0.00 07:03:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:03:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:04:01 vethe429619 2.49 1.76 0.19 0.44 0.00 0.00 0.00 07:04:01 eth0 888.20 620.82 7982.73 163.51 0.00 0.00 0.00 07:04:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 07:04:01 docker0 26.13 24.22 3.14 58.92 0.00 0.00 0.00 Average: vethe429619 0.35 0.25 0.03 0.06 0.00 0.00 0.00 Average: eth0 125.13 87.46 1124.62 23.04 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 3.68 3.41 0.44 8.30 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) 05/04/20 _x86_64_ (4 CPU) 06:55:53 LINUX RESTART 06:57:01 CPU %user %nice %system %iowait %steal %idle 06:58:01 all 0.21 0.00 0.10 0.00 0.00 99.69 06:58:01 0 0.08 0.00 0.07 0.00 0.00 99.85 06:58:01 1 0.08 0.00 0.07 0.00 0.00 99.85 06:58:01 2 0.58 0.00 0.08 0.00 0.00 99.33 06:58:01 3 0.08 0.00 0.17 0.00 0.00 99.75 06:59:01 all 0.19 0.00 0.07 0.00 0.00 99.74 06:59:01 0 0.08 0.00 0.10 0.00 0.00 99.82 06:59:01 1 0.07 0.00 0.07 0.00 0.00 99.87 06:59:01 2 0.55 0.00 0.03 0.00 0.00 99.42 06:59:01 3 0.07 0.00 0.08 0.00 0.00 99.85 07:00:01 all 0.20 0.00 0.05 0.00 0.00 99.76 07:00:01 0 0.05 0.00 0.03 0.00 0.00 99.92 07:00:01 1 0.10 0.00 0.07 0.00 0.00 99.83 07:00:01 2 0.57 0.00 0.05 0.00 0.00 99.38 07:00:01 3 0.08 0.00 0.05 0.00 0.00 99.87 07:01:01 all 0.19 0.00 0.07 0.00 0.00 99.73 07:01:01 0 0.03 0.00 0.05 0.00 0.00 99.92 07:01:01 1 0.10 0.00 0.10 0.00 0.00 99.80 07:01:01 2 0.07 0.00 0.07 0.00 0.00 99.87 07:01:01 3 0.55 0.00 0.05 0.00 0.02 99.38 07:02:01 all 0.18 0.00 0.05 0.00 0.00 99.77 07:02:01 0 0.05 0.00 0.02 0.00 0.00 99.93 07:02:01 1 0.03 0.00 0.05 0.00 0.00 99.92 07:02:01 2 0.05 0.00 0.05 0.00 0.00 99.90 07:02:01 3 0.57 0.00 0.07 0.02 0.00 99.35 07:03:02 all 0.20 0.00 0.05 0.00 0.00 99.75 07:03:02 0 0.03 0.00 0.05 0.00 0.00 99.92 07:03:02 1 0.07 0.00 0.05 0.00 0.00 99.88 07:03:02 2 0.12 0.00 0.07 0.02 0.00 99.80 07:03:02 3 0.57 0.00 0.05 0.00 0.00 99.38 07:04:01 all 15.58 0.00 10.20 3.66 0.06 70.50 07:04:01 0 16.20 0.00 9.60 4.74 0.05 69.41 07:04:01 1 15.46 0.00 10.16 4.02 0.10 70.25 07:04:01 2 15.15 0.00 10.77 3.84 0.07 70.16 07:04:01 3 15.54 0.00 10.25 2.03 0.03 72.15 Average: all 2.33 0.00 1.47 0.51 0.01 95.69 Average: 0 2.29 0.00 1.38 0.66 0.01 95.67 Average: 1 2.21 0.00 1.47 0.56 0.01 95.75 Average: 2 2.38 0.00 1.54 0.54 0.01 95.53 Average: 3 2.42 0.00 1.48 0.28 0.01 95.80