---> uname -a: Linux 9b3aee7099fb 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% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-447 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-447@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 598 67 0 1172 1135 Swap: 1023 0 1023 ---> 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) 04/06/20 _x86_64_ (4 CPU) 20:09:30 LINUX RESTART 20:10:01 tps rtps wtps bread/s bwrtn/s 20:11:01 44.95 10.50 34.44 2460.20 3423.89 20:12:01 2.61 0.00 2.61 0.00 92.21 20:13:01 0.27 0.00 0.27 0.00 3.91 20:14:01 0.45 0.00 0.45 0.00 4.58 20:15:01 0.67 0.00 0.67 0.00 8.33 20:16:01 0.80 0.00 0.80 0.00 9.73 Average: 8.29 1.75 6.54 410.19 590.66 20:10:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:11:01 115488 1766816 93.86 2620 1234676 936512 31.95 427088 1180964 20 20:12:01 121568 1760736 93.54 2620 1234680 903808 30.84 424240 1178712 16 20:13:01 120056 1762248 93.62 2620 1234688 904024 30.84 425452 1178712 20 20:14:01 121356 1760948 93.55 2620 1234692 903808 30.84 424460 1178696 12 20:15:01 121432 1760872 93.55 2620 1234700 903892 30.84 424908 1178696 16 20:16:01 121232 1761072 93.56 2620 1234704 903856 30.84 424624 1178696 8 Average: 120189 1762115 93.61 2620 1234690 909317 31.03 425129 1179079 15 20:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:11:01 eth0 267.62 177.19 686.72 83.02 0.00 0.00 0.00 20:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:11:01 docker0 7.32 5.83 0.99 15.92 0.00 0.00 0.00 20:12:01 eth0 0.77 0.08 0.06 0.01 0.00 0.00 0.00 20:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:13:01 eth0 1.27 0.47 0.56 0.36 0.00 0.00 0.00 20:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 eth0 0.12 0.10 0.01 0.04 0.00 0.00 0.00 20:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:15:01 eth0 0.33 0.23 0.19 0.05 0.00 0.00 0.00 20:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:16:01 eth0 0.13 0.12 0.06 0.04 0.00 0.00 0.00 20:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 45.06 29.71 114.65 13.92 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.22 0.97 0.17 2.65 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) 04/06/20 _x86_64_ (4 CPU) 20:09:30 LINUX RESTART 20:10:01 CPU %user %nice %system %iowait %steal %idle 20:11:01 all 6.58 0.00 2.49 0.70 0.01 90.21 20:11:01 0 7.11 0.00 3.12 2.20 0.02 87.55 20:11:01 1 5.26 0.00 2.23 0.10 0.00 92.41 20:11:01 2 7.77 0.00 2.13 0.39 0.02 89.70 20:11:01 3 6.19 0.00 2.50 0.12 0.02 91.18 20:12:01 all 0.19 0.00 0.06 0.00 0.00 99.75 20:12:01 0 0.03 0.00 0.05 0.00 0.00 99.92 20:12:01 1 0.08 0.00 0.07 0.00 0.00 99.85 20:12:01 2 0.58 0.00 0.07 0.00 0.00 99.35 20:12:01 3 0.05 0.00 0.05 0.00 0.00 99.90 20:13:01 all 0.20 0.00 0.05 0.00 0.00 99.75 20:13:01 0 0.05 0.00 0.05 0.00 0.00 99.90 20:13:01 1 0.12 0.00 0.07 0.00 0.00 99.82 20:13:01 2 0.55 0.00 0.03 0.00 0.00 99.42 20:13:01 3 0.07 0.00 0.05 0.00 0.00 99.88 20:14:01 all 0.18 0.00 0.05 0.00 0.00 99.77 20:14:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:14:01 1 0.07 0.00 0.08 0.00 0.02 99.83 20:14:01 2 0.57 0.00 0.05 0.00 0.00 99.38 20:14:01 3 0.07 0.00 0.03 0.00 0.00 99.90 20:15:01 all 0.18 0.00 0.05 0.00 0.00 99.76 20:15:01 0 0.03 0.00 0.05 0.00 0.00 99.92 20:15:01 1 0.28 0.00 0.07 0.00 0.00 99.65 20:15:01 2 0.05 0.00 0.07 0.00 0.00 99.88 20:15:01 3 0.35 0.00 0.05 0.00 0.00 99.60 20:16:01 all 0.16 0.00 0.06 0.00 0.00 99.78 20:16:01 0 0.02 0.00 0.03 0.00 0.00 99.95 20:16:01 1 0.53 0.00 0.10 0.00 0.00 99.37 20:16:01 2 0.03 0.00 0.03 0.00 0.00 99.93 20:16:01 3 0.03 0.00 0.07 0.00 0.00 99.90 Average: all 1.24 0.00 0.46 0.12 0.00 98.18 Average: 0 1.20 0.00 0.55 0.36 0.00 97.88 Average: 1 1.05 0.00 0.43 0.02 0.00 98.49 Average: 2 1.59 0.00 0.39 0.06 0.00 97.95 Average: 3 1.12 0.00 0.46 0.02 0.00 98.40