---> uname -a: Linux 88ee8f19a559 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: 2933.396 BogoMIPS: 5866.79 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-531@tmp /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-531 ---> free -m: total used free shared buff/cache available Mem: 1838 625 77 0 1135 1109 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) 05/26/20 _x86_64_ (4 CPU) 21:01:33 LINUX RESTART 21:02:01 tps rtps wtps bread/s bwrtn/s 21:03:03 59.34 16.31 43.03 2913.05 3825.13 21:04:01 3.55 0.00 3.55 0.00 112.94 21:05:01 0.58 0.00 0.58 0.00 7.00 21:06:01 0.60 0.00 0.60 0.00 6.53 21:07:01 0.55 0.00 0.55 0.00 4.96 21:08:01 14.37 13.52 0.85 1642.23 17.05 Average: 13.22 5.00 8.22 763.67 665.64 21:02:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:03:03 111312 1770992 94.09 2620 1204652 960560 32.77 461324 1143840 120 21:04:01 121336 1760968 93.55 2620 1204500 912608 31.14 454396 1143808 8 21:05:01 120408 1761896 93.60 2620 1204508 912844 31.15 455596 1143796 8 21:06:01 121428 1760876 93.55 2620 1204512 912676 31.14 455284 1143204 8 21:07:01 121580 1760724 93.54 2620 1204520 912676 31.14 455300 1143204 8 21:08:01 82340 1799964 95.63 2620 1222528 940608 32.09 467192 1164056 40 Average: 113067 1769237 93.99 2620 1207537 925329 31.57 458182 1146985 32 21:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:03:03 eth0 462.28 279.94 1037.19 109.00 0.00 0.00 0.00 21:03:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:03 docker0 6.82 4.31 1.07 17.46 0.00 0.00 0.00 21:04:01 eth0 1.83 0.10 0.14 0.02 0.00 0.00 0.00 21:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 eth0 0.92 0.60 0.53 0.36 0.00 0.00 0.00 21:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 21:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 21:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:08:01 eth0 8.34 5.26 8.44 3.18 0.00 0.00 0.00 21:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 79.39 47.97 175.44 18.88 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.14 0.72 0.18 2.93 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) 05/26/20 _x86_64_ (4 CPU) 21:01:33 LINUX RESTART 21:02:01 CPU %user %nice %system %iowait %steal %idle 21:03:03 all 11.09 0.00 3.82 1.51 0.01 83.57 21:03:03 0 10.48 0.00 5.00 1.38 0.00 83.15 21:03:03 1 11.82 0.00 3.29 2.31 0.02 82.56 21:03:03 2 11.74 0.00 3.50 2.14 0.02 82.61 21:03:03 3 10.30 0.00 3.45 0.22 0.03 85.99 21:04:01 all 0.21 0.00 0.06 0.00 0.00 99.73 21:04:01 0 0.09 0.00 0.05 0.00 0.00 99.86 21:04:01 1 0.14 0.00 0.10 0.00 0.00 99.76 21:04:01 2 0.55 0.00 0.05 0.00 0.00 99.40 21:04:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:05:01 all 0.16 0.00 0.06 0.00 0.00 99.77 21:05:01 0 0.05 0.00 0.05 0.00 0.00 99.90 21:05:01 1 0.20 0.00 0.07 0.00 0.00 99.73 21:05:01 2 0.25 0.00 0.05 0.00 0.00 99.70 21:05:01 3 0.15 0.00 0.08 0.00 0.00 99.77 21:06:01 all 0.07 0.00 0.05 0.00 0.00 99.88 21:06:01 0 0.07 0.00 0.05 0.00 0.00 99.88 21:06:01 1 0.07 0.00 0.05 0.00 0.00 99.88 21:06:01 2 0.08 0.00 0.07 0.00 0.00 99.85 21:06:01 3 0.07 0.00 0.05 0.00 0.00 99.88 21:07:01 all 0.05 0.00 0.05 0.00 0.00 99.89 21:07:01 0 0.05 0.00 0.03 0.00 0.00 99.92 21:07:01 1 0.07 0.00 0.07 0.00 0.00 99.87 21:07:01 2 0.05 0.00 0.05 0.00 0.00 99.90 21:07:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:08:01 all 0.59 0.00 0.43 0.25 0.00 98.73 21:08:01 0 0.47 0.00 0.53 0.02 0.00 98.98 21:08:01 1 0.50 0.00 0.50 0.58 0.00 98.41 21:08:01 2 0.97 0.00 0.37 0.25 0.00 98.42 21:08:01 3 0.42 0.00 0.37 0.13 0.00 99.08 Average: all 2.03 0.00 0.75 0.29 0.00 96.92 Average: 0 1.87 0.00 0.95 0.23 0.00 96.95 Average: 1 2.13 0.00 0.68 0.48 0.00 96.70 Average: 2 2.28 0.00 0.68 0.40 0.00 96.64 Average: 3 1.85 0.00 0.68 0.06 0.01 97.41