---> uname -a: Linux e34ae69dfb32 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: 2933.442 BogoMIPS: 5866.88 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/dgexfoundry_device-sdk-go_master /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/dgexfoundry_device-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 756 87 0 993 1014 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) 05/27/20 _x86_64_ (4 CPU) 04:20:33 LINUX RESTART 04:21:01 tps rtps wtps bread/s bwrtn/s 04:22:01 53.81 14.80 39.01 2837.83 3831.07 04:23:01 3.93 0.00 3.93 0.00 123.53 04:24:01 0.33 0.00 0.33 0.00 5.18 04:25:01 0.32 0.00 0.32 0.00 3.35 04:26:01 0.25 0.00 0.25 0.00 3.48 04:27:01 17.72 3.66 14.05 252.81 7330.74 04:28:01 341.96 145.27 196.69 5880.56 53768.14 Average: 59.78 23.40 36.38 1282.03 9298.73 04:21:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:22:01 110780 1771524 94.11 2620 1200656 960576 32.77 458348 1147212 16 04:23:01 120932 1761372 93.58 2620 1200668 913688 31.17 451404 1146988 20 04:24:01 120148 1762156 93.62 2620 1200676 913892 31.18 452604 1146988 8 04:25:01 119860 1762444 93.63 2620 1200676 913964 31.18 453084 1146988 16 04:26:01 121408 1760896 93.55 2620 1200688 913688 31.17 451692 1146988 8 04:27:01 79192 1803112 95.79 2620 1202788 1113440 37.99 486804 1145516 84604 04:28:01 90464 1791840 95.19 2620 1059320 1021764 34.86 560332 962320 11312 Average: 108969 1773335 94.21 2620 1180782 964430 32.91 473467 1120429 13712 04:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:22:01 eth0 448.75 277.77 1040.45 107.08 0.00 0.00 0.00 04:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:22:01 docker0 9.71 7.33 1.30 18.18 0.00 0.00 0.00 04:23:01 eth0 0.83 0.10 0.07 0.02 0.00 0.00 0.00 04:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:24:01 eth0 1.20 0.67 0.67 0.19 0.00 0.00 0.00 04:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:25:01 eth0 0.50 0.32 0.27 0.23 0.00 0.00 0.00 04:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:26:01 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 04:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:27:01 eth0 138.03 113.54 3762.25 10.97 0.00 0.00 0.00 04:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:28:01 vethff615fc 1.22 0.87 0.09 0.15 0.00 0.00 0.00 04:28:01 eth0 845.77 580.63 8154.60 197.45 0.00 0.00 0.00 04:28:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 04:28:01 docker0 30.34 29.61 3.42 63.58 0.00 0.00 0.00 Average: vethff615fc 0.17 0.12 0.01 0.02 0.00 0.00 0.00 Average: eth0 120.88 82.98 1165.47 28.22 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.34 4.23 0.49 9.09 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) 05/27/20 _x86_64_ (4 CPU) 04:20:33 LINUX RESTART 04:21:01 CPU %user %nice %system %iowait %steal %idle 04:22:01 all 12.12 0.00 3.59 1.20 0.01 83.08 04:22:01 0 11.92 0.00 4.85 2.27 0.00 80.96 04:22:01 1 13.54 0.00 3.05 2.28 0.02 81.11 04:22:01 2 10.78 0.00 3.81 0.22 0.03 85.16 04:22:01 3 12.23 0.00 2.60 0.07 0.00 85.11 04:23:01 all 0.20 0.00 0.07 0.00 0.00 99.72 04:23:01 0 0.07 0.00 0.07 0.00 0.00 99.87 04:23:01 1 0.07 0.00 0.07 0.00 0.00 99.87 04:23:01 2 0.57 0.00 0.08 0.00 0.00 99.35 04:23:01 3 0.12 0.00 0.07 0.00 0.00 99.82 04:24:01 all 0.20 0.00 0.06 0.00 0.00 99.74 04:24:01 0 0.07 0.00 0.08 0.00 0.00 99.85 04:24:01 1 0.07 0.00 0.07 0.00 0.00 99.87 04:24:01 2 0.58 0.00 0.07 0.00 0.00 99.35 04:24:01 3 0.10 0.00 0.05 0.00 0.00 99.85 04:25:01 all 0.18 0.00 0.05 0.00 0.00 99.77 04:25:01 0 0.02 0.00 0.05 0.00 0.00 99.93 04:25:01 1 0.05 0.00 0.05 0.00 0.00 99.90 04:25:01 2 0.57 0.00 0.05 0.00 0.00 99.38 04:25:01 3 0.05 0.00 0.05 0.00 0.00 99.90 04:26:01 all 0.18 0.00 0.05 0.00 0.00 99.76 04:26:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:26:01 1 0.38 0.00 0.07 0.00 0.02 99.53 04:26:01 2 0.20 0.00 0.07 0.00 0.00 99.73 04:26:01 3 0.10 0.00 0.07 0.00 0.00 99.83 04:27:01 all 1.98 0.00 1.32 0.03 0.01 96.66 04:27:01 0 1.70 0.00 1.34 0.00 0.02 96.94 04:27:01 1 2.45 0.00 1.40 0.03 0.00 96.12 04:27:01 2 2.02 0.00 1.37 0.02 0.00 96.60 04:27:01 3 1.75 0.00 1.17 0.08 0.02 96.98 04:28:01 all 14.17 0.00 9.28 5.03 0.03 71.49 04:28:01 0 14.32 0.00 10.11 4.61 0.02 70.94 04:28:01 1 13.53 0.00 8.84 3.96 0.05 73.62 04:28:01 2 13.78 0.00 9.04 4.46 0.03 72.69 04:28:01 3 15.03 0.00 9.16 7.07 0.02 68.71 Average: all 4.12 0.00 2.04 0.89 0.01 92.95 Average: 0 3.99 0.00 2.34 0.97 0.00 92.70 Average: 1 4.27 0.00 1.92 0.89 0.01 92.91 Average: 2 4.04 0.00 2.05 0.66 0.01 93.24 Average: 3 4.16 0.00 1.86 1.02 0.00 92.95