---> uname -a: Linux 595880f0f295 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: 2933.442 BogoMIPS: 5866.88 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 6.3G 43.7G 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-523 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-523@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 627 79 0 1130 1106 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) 05/08/20 _x86_64_ (4 CPU) 04:11:19 LINUX RESTART 04:12:01 tps rtps wtps bread/s bwrtn/s 04:13:01 22.73 6.03 16.70 1870.66 2263.64 04:14:01 2.53 0.00 2.53 0.00 81.90 04:15:01 0.38 0.00 0.38 0.00 5.88 04:16:01 0.20 0.00 0.20 0.00 1.78 04:17:01 0.27 0.00 0.27 0.00 3.26 Average: 5.22 1.21 4.02 374.19 471.37 04:12:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:13:01 106940 1775364 94.32 2620 1216432 940936 32.10 444776 1166200 16 04:14:01 115508 1766796 93.86 2620 1216436 893852 30.50 437844 1165900 8 04:15:01 114400 1767904 93.92 2620 1216448 894068 30.51 439344 1165900 16 04:16:01 115796 1766508 93.85 2620 1216448 893852 30.50 437944 1165900 16 04:17:01 115672 1766632 93.85 2620 1216456 893924 30.50 438336 1165900 16 Average: 113663 1768641 93.96 2620 1216444 903326 30.82 439649 1165960 14 04:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:13:01 eth0 61.09 47.74 347.31 44.73 0.00 0.00 0.00 04:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 docker0 6.51 5.06 1.04 17.37 0.00 0.00 0.00 04:14:01 eth0 0.68 0.08 0.06 0.01 0.00 0.00 0.00 04:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:15:01 eth0 1.40 0.82 0.67 0.41 0.00 0.00 0.00 04:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:16:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 04:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:17:01 eth0 0.30 0.20 0.14 0.07 0.00 0.00 0.00 04:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 12.71 9.78 69.65 9.05 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.30 1.01 0.21 3.47 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) 05/08/20 _x86_64_ (4 CPU) 04:11:19 LINUX RESTART 04:12:01 CPU %user %nice %system %iowait %steal %idle 04:13:01 all 2.70 0.00 1.49 0.08 0.00 95.73 04:13:01 0 2.89 0.00 1.67 0.12 0.02 95.30 04:13:01 1 2.72 0.00 1.19 0.03 0.02 96.04 04:13:01 2 2.91 0.00 1.40 0.12 0.02 95.55 04:13:01 3 2.22 0.00 1.74 0.05 0.00 95.99 04:14:01 all 0.18 0.00 0.06 0.00 0.00 99.76 04:14:01 0 0.07 0.00 0.03 0.00 0.00 99.90 04:14:01 1 0.38 0.00 0.07 0.00 0.00 99.55 04:14:01 2 0.10 0.00 0.05 0.00 0.00 99.85 04:14:01 3 0.23 0.00 0.05 0.00 0.00 99.72 04:15:01 all 0.20 0.00 0.05 0.00 0.00 99.75 04:15:01 0 0.07 0.00 0.05 0.00 0.00 99.88 04:15:01 1 0.57 0.00 0.03 0.00 0.00 99.40 04:15:01 2 0.10 0.00 0.07 0.00 0.00 99.83 04:15:01 3 0.05 0.00 0.05 0.00 0.00 99.90 04:16:01 all 0.17 0.00 0.04 0.00 0.00 99.79 04:16:01 0 0.15 0.00 0.02 0.00 0.00 99.83 04:16:01 1 0.40 0.00 0.07 0.00 0.00 99.53 04:16:01 2 0.07 0.00 0.05 0.00 0.00 99.88 04:16:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:17:01 all 0.17 0.00 0.04 0.00 0.00 99.79 04:17:01 0 0.23 0.00 0.05 0.00 0.00 99.72 04:17:01 1 0.08 0.00 0.05 0.00 0.00 99.87 04:17:01 2 0.35 0.00 0.03 0.00 0.00 99.62 04:17:01 3 0.03 0.00 0.05 0.00 0.00 99.92 Average: all 0.68 0.00 0.34 0.02 0.00 98.97 Average: 0 0.68 0.00 0.36 0.02 0.00 98.93 Average: 1 0.83 0.00 0.28 0.01 0.00 98.88 Average: 2 0.70 0.00 0.32 0.02 0.00 98.95 Average: 3 0.51 0.00 0.38 0.01 0.00 99.10