---> uname -a: Linux fb5f8b10d3f4 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% /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 756 84 0 997 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) 04/24/20 _x86_64_ (4 CPU) 07:55:01 LINUX RESTART 07:56:01 tps rtps wtps bread/s bwrtn/s 07:57:01 11.04 0.00 11.04 0.00 2123.76 07:58:01 0.25 0.00 0.25 0.00 3.46 07:59:01 0.27 0.00 0.27 0.00 3.75 08:00:01 0.25 0.00 0.25 0.00 2.56 08:01:01 0.37 0.02 0.35 0.13 5.11 08:02:01 213.68 119.48 94.20 4402.19 29364.54 08:03:02 231.56 88.76 142.81 5660.71 36929.79 Average: 65.55 29.83 35.72 1442.63 9808.77 07:56:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:57:01 118580 1763724 93.70 2620 1226012 897336 30.62 435796 1165160 20 07:58:01 99668 1782636 94.70 2620 1226016 895744 30.56 454940 1164844 20 07:59:01 99428 1782876 94.72 2620 1226028 895768 30.56 455052 1164844 12 08:00:01 100740 1781564 94.65 2620 1226028 895540 30.56 453820 1164844 12 08:01:01 99520 1782784 94.71 2620 1226036 898080 30.64 455076 1164844 8 08:02:01 66772 1815532 96.45 2620 1215408 1012412 34.54 488308 1137100 34864 08:03:02 74712 1807592 96.03 2464 1052776 1149272 39.21 632572 893600 91312 Average: 94203 1788101 95.00 2598 1199758 949165 32.38 482223 1122177 18035 07:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:57:01 eth0 0.98 0.10 0.07 0.01 0.00 0.00 0.00 07:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:58:01 eth0 4.15 1.87 3.20 0.27 0.00 0.00 0.00 07:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 eth0 0.77 0.43 0.30 0.24 0.00 0.00 0.00 07:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 eth0 0.57 0.08 0.04 0.01 0.00 0.00 0.00 08:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 eth0 0.50 0.15 0.11 0.07 0.00 0.00 0.00 08:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:02:01 eth0 281.58 224.72 6183.33 29.06 0.00 0.00 0.00 08:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:02:01 docker0 12.72 13.80 1.58 39.21 0.00 0.00 0.00 08:03:02 eth0 246.86 194.86 3162.49 80.75 0.00 0.00 0.00 08:03:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:03:02 docker0 36.69 44.06 2.26 249.89 0.00 0.00 0.00 Average: eth0 76.71 60.49 1338.70 15.84 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.09 8.30 0.55 41.51 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) 04/24/20 _x86_64_ (4 CPU) 07:55:01 LINUX RESTART 07:56:01 CPU %user %nice %system %iowait %steal %idle 07:57:01 all 0.10 0.00 0.12 0.00 0.00 99.78 07:57:01 0 0.10 0.00 0.13 0.00 0.00 99.77 07:57:01 1 0.10 0.00 0.07 0.00 0.00 99.83 07:57:01 2 0.07 0.00 0.17 0.00 0.00 99.77 07:57:01 3 0.13 0.00 0.10 0.00 0.00 99.77 07:58:01 all 0.51 0.00 0.08 0.00 0.00 99.40 07:58:01 0 0.10 0.00 0.10 0.00 0.00 99.80 07:58:01 1 1.72 0.00 0.17 0.00 0.02 98.10 07:58:01 2 0.15 0.00 0.05 0.00 0.00 99.80 07:58:01 3 0.08 0.00 0.02 0.00 0.00 99.90 07:59:01 all 0.19 0.00 0.05 0.00 0.00 99.76 07:59:01 0 0.05 0.00 0.05 0.00 0.02 99.88 07:59:01 1 0.53 0.00 0.05 0.00 0.00 99.42 07:59:01 2 0.08 0.00 0.07 0.00 0.00 99.85 07:59:01 3 0.08 0.00 0.07 0.00 0.00 99.85 08:00:01 all 0.18 0.00 0.04 0.00 0.00 99.77 08:00:01 0 0.05 0.00 0.03 0.00 0.00 99.92 08:00:01 1 0.55 0.00 0.02 0.00 0.00 99.43 08:00:01 2 0.05 0.00 0.05 0.00 0.00 99.90 08:00:01 3 0.08 0.00 0.05 0.00 0.00 99.87 08:01:01 all 0.20 0.00 0.06 0.00 0.00 99.74 08:01:01 0 0.03 0.00 0.05 0.00 0.00 99.92 08:01:01 1 0.57 0.00 0.05 0.00 0.00 99.38 08:01:01 2 0.10 0.00 0.07 0.00 0.00 99.83 08:01:01 3 0.12 0.00 0.07 0.00 0.00 99.82 08:02:01 all 8.87 0.00 5.37 1.70 0.03 84.03 08:02:01 0 8.26 0.00 5.89 2.29 0.02 83.54 08:02:01 1 10.49 0.00 5.37 2.70 0.05 81.38 08:02:01 2 8.51 0.00 5.24 0.37 0.03 85.85 08:02:01 3 8.21 0.00 4.98 1.45 0.02 85.35 08:03:02 all 13.25 0.00 8.35 4.00 0.03 74.38 08:03:02 0 11.50 0.00 7.39 2.79 0.03 78.29 08:03:02 1 16.23 0.00 8.57 1.70 0.02 73.49 08:03:02 2 12.40 0.00 8.80 5.84 0.02 72.95 08:03:02 3 12.87 0.00 8.62 5.68 0.05 72.78 Average: all 3.31 0.00 2.00 0.81 0.01 93.87 Average: 0 2.85 0.00 1.94 0.72 0.01 94.48 Average: 1 4.29 0.00 2.03 0.63 0.01 93.04 Average: 2 3.04 0.00 2.05 0.88 0.01 94.02 Average: 3 3.06 0.00 1.97 1.01 0.01 93.95