---> uname -a: Linux 93abacc178bf 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 6.4G 43.6G 13% / 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-523 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-523@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 624 67 0 1146 1108 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 6: eth0@if7: 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) 05/10/20 _x86_64_ (4 CPU) 16:07:21 LINUX RESTART 16:08:01 tps rtps wtps bread/s bwrtn/s 16:09:02 43.10 8.73 34.37 2285.01 3479.60 16:10:01 3.11 0.00 3.11 0.00 97.85 16:11:01 0.72 0.00 0.72 0.00 8.53 16:12:01 0.52 0.00 0.52 0.00 6.23 16:13:01 0.65 0.00 0.65 0.00 8.06 16:14:01 79.16 49.75 29.41 3290.94 11967.26 Average: 21.29 9.79 11.50 933.15 2606.15 16:08:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:09:02 105344 1776960 94.40 2620 1210024 954380 32.56 464292 1149412 16 16:10:01 114536 1767768 93.92 2620 1210028 903160 30.82 456840 1149108 8 16:11:01 112764 1769540 94.01 2620 1210036 903496 30.83 458936 1149108 20 16:12:01 114604 1767700 93.91 2620 1210040 903160 30.82 457040 1149108 8 16:13:01 113564 1768740 93.97 2620 1210048 903416 30.82 458160 1149108 8 16:14:01 74792 1807512 96.03 2620 1197940 1115104 38.05 489656 1143888 70936 Average: 105934 1776370 94.37 2620 1208019 947119 32.32 464154 1148289 11833 16:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:09:02 eth0 99.13 78.52 490.91 63.02 0.00 0.00 0.00 16:09:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:09:02 docker0 5.96 3.99 0.98 17.33 0.00 0.00 0.00 16:10:01 eth0 0.76 0.02 0.06 0.00 0.00 0.00 0.00 16:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 eth0 1.03 0.63 0.60 0.33 0.00 0.00 0.00 16:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:12:01 eth0 0.47 0.08 0.04 0.07 0.00 0.00 0.00 16:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:13:01 eth0 0.62 0.48 0.34 0.27 0.00 0.00 0.00 16:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:14:01 eth0 84.05 61.58 2317.18 8.37 0.00 0.00 0.00 16:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 31.13 23.64 470.39 12.05 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.00 0.67 0.16 2.90 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) 05/10/20 _x86_64_ (4 CPU) 16:07:21 LINUX RESTART 16:08:01 CPU %user %nice %system %iowait %steal %idle 16:09:02 all 3.69 0.00 2.03 0.99 3.88 89.41 16:09:02 0 3.05 0.00 1.71 0.18 3.82 91.24 16:09:02 1 4.03 0.00 2.07 2.36 4.35 87.18 16:09:02 2 3.05 0.00 2.24 1.16 3.71 89.84 16:09:02 3 4.60 0.00 2.10 0.27 3.65 89.38 16:10:01 all 0.08 0.00 0.05 0.00 0.48 99.38 16:10:01 0 0.03 0.00 0.05 0.00 0.41 99.51 16:10:01 1 0.27 0.00 0.07 0.00 0.71 98.95 16:10:01 2 0.02 0.00 0.05 0.00 0.47 99.46 16:10:01 3 0.03 0.00 0.05 0.00 0.34 99.58 16:11:01 all 0.12 0.00 0.05 0.00 0.28 99.55 16:11:01 0 0.03 0.00 0.02 0.00 0.28 99.67 16:11:01 1 0.13 0.00 0.05 0.00 0.33 99.48 16:11:01 2 0.07 0.00 0.08 0.00 0.35 99.50 16:11:01 3 0.23 0.00 0.03 0.00 0.18 99.55 16:12:01 all 0.07 0.00 0.03 0.00 0.47 99.42 16:12:01 0 0.03 0.00 0.03 0.00 0.37 99.57 16:12:01 1 0.22 0.00 0.05 0.00 0.55 99.18 16:12:01 2 0.05 0.00 0.03 0.00 0.71 99.20 16:12:01 3 0.02 0.00 0.03 0.00 0.27 99.68 16:13:01 all 0.07 0.00 0.03 0.01 0.27 99.62 16:13:01 0 0.02 0.00 0.03 0.00 0.22 99.73 16:13:01 1 0.17 0.00 0.05 0.00 0.53 99.25 16:13:01 2 0.05 0.00 0.02 0.03 0.17 99.73 16:13:01 3 0.03 0.00 0.02 0.00 0.17 99.78 16:14:01 all 2.43 0.00 1.47 1.29 3.37 91.44 16:14:01 0 2.05 0.00 1.48 0.08 3.38 93.01 16:14:01 1 2.47 0.00 1.49 1.01 3.57 91.46 16:14:01 2 2.29 0.00 1.30 0.54 3.32 92.56 16:14:01 3 2.88 0.00 1.65 3.53 3.20 88.73 Average: all 1.07 0.00 0.61 0.38 1.46 96.48 Average: 0 0.87 0.00 0.55 0.04 1.41 97.13 Average: 1 1.21 0.00 0.63 0.56 1.67 95.92 Average: 2 0.92 0.00 0.62 0.29 1.45 96.73 Average: 3 1.29 0.00 0.64 0.63 1.29 96.14