---> uname -a: Linux 7a1c98727684 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-464 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-464@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 593 75 0 1170 1141 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) 04/14/20 _x86_64_ (4 CPU) 14:40:41 LINUX RESTART 14:41:02 tps rtps wtps bread/s bwrtn/s 14:42:01 96.38 32.63 63.74 4784.16 26145.16 14:43:01 4.08 0.00 4.08 0.00 121.78 14:44:01 0.67 0.00 0.67 0.00 8.76 14:45:01 0.58 0.00 0.58 0.00 6.01 14:46:01 0.33 0.00 0.33 0.00 4.88 14:47:01 0.33 0.00 0.33 0.00 4.96 Average: 16.85 5.37 11.48 786.60 4323.18 14:41:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:42:01 103012 1779292 94.53 2620 1240644 919852 31.38 435760 1181852 16 14:43:01 105328 1776976 94.40 2620 1240640 919840 31.38 436040 1181800 8 14:44:01 110372 1771932 94.14 2620 1240648 897736 30.63 432000 1181784 8 14:45:01 110276 1772028 94.14 2620 1240648 897760 30.63 432156 1181784 8 14:46:01 110148 1772156 94.15 2620 1240656 897784 30.63 432140 1181784 20 14:47:01 110960 1771344 94.11 2620 1240660 897664 30.63 431660 1181784 12 Average: 108349 1773955 94.24 2620 1240649 905106 30.88 433293 1181798 12 14:41:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:42:01 eth0 504.86 279.74 1049.70 103.43 0.00 0.00 0.00 14:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:42:01 docker0 7.97 6.23 1.04 17.07 0.00 0.00 0.00 14:43:01 eth0 4.13 1.40 3.13 0.28 0.00 0.00 0.00 14:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:44:01 eth0 1.12 0.33 0.33 0.20 0.00 0.00 0.00 14:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:45:01 eth0 1.27 0.35 0.33 0.20 0.00 0.00 0.00 14:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:46:01 eth0 0.67 0.40 0.38 0.17 0.00 0.00 0.00 14:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:47:01 eth0 0.27 0.18 0.14 0.10 0.00 0.00 0.00 14:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 84.25 46.44 173.31 17.17 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.31 1.02 0.17 2.81 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) 04/14/20 _x86_64_ (4 CPU) 14:40:41 LINUX RESTART 14:41:02 CPU %user %nice %system %iowait %steal %idle 14:42:01 all 13.73 0.00 5.92 5.68 0.02 74.65 14:42:01 0 13.10 0.00 6.16 5.31 0.02 75.42 14:42:01 1 13.23 0.00 6.27 4.09 0.02 76.39 14:42:01 2 14.77 0.00 5.82 6.74 0.02 72.65 14:42:01 3 13.84 0.00 5.42 6.62 0.02 74.10 14:43:01 all 0.20 0.00 0.07 0.00 0.00 99.73 14:43:01 0 0.43 0.00 0.10 0.00 0.00 99.47 14:43:01 1 0.17 0.00 0.07 0.00 0.00 99.77 14:43:01 2 0.10 0.00 0.05 0.00 0.00 99.85 14:43:01 3 0.07 0.00 0.05 0.00 0.00 99.88 14:44:01 all 0.19 0.00 0.07 0.00 0.00 99.74 14:44:01 0 0.08 0.00 0.07 0.00 0.00 99.85 14:44:01 1 0.07 0.00 0.07 0.00 0.00 99.87 14:44:01 2 0.53 0.00 0.07 0.00 0.02 99.38 14:44:01 3 0.07 0.00 0.05 0.00 0.00 99.88 14:45:01 all 0.19 0.00 0.05 0.00 0.00 99.77 14:45:01 0 0.03 0.00 0.03 0.00 0.02 99.92 14:45:01 1 0.12 0.00 0.08 0.00 0.02 99.78 14:45:01 2 0.55 0.00 0.07 0.00 0.00 99.38 14:45:01 3 0.05 0.00 0.05 0.00 0.00 99.90 14:46:01 all 0.20 0.00 0.07 0.00 0.01 99.73 14:46:01 0 0.05 0.00 0.07 0.00 0.00 99.88 14:46:01 1 0.08 0.00 0.05 0.00 0.00 99.87 14:46:01 2 0.58 0.00 0.07 0.00 0.00 99.35 14:46:01 3 0.07 0.00 0.03 0.00 0.02 99.88 14:47:01 all 0.18 0.00 0.05 0.00 0.00 99.77 14:47:01 0 0.05 0.00 0.05 0.00 0.00 99.90 14:47:01 1 0.05 0.00 0.10 0.00 0.00 99.85 14:47:01 2 0.55 0.00 0.05 0.00 0.00 99.40 14:47:01 3 0.07 0.00 0.07 0.00 0.00 99.87 Average: all 2.40 0.00 1.02 0.93 0.01 95.66 Average: 0 2.25 0.00 1.06 0.87 0.01 95.83 Average: 1 2.24 0.00 1.09 0.67 0.01 96.00 Average: 2 2.80 0.00 1.00 1.10 0.01 95.10 Average: 3 2.30 0.00 0.92 1.08 0.01 95.69