---> uname -a: Linux b6f28bf3bddf 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 6.3G 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-474 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-474@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 600 76 0 1160 1133 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) 04/10/20 _x86_64_ (4 CPU) 16:16:16 LINUX RESTART 16:17:02 tps rtps wtps bread/s bwrtn/s 16:18:01 48.22 10.44 37.78 2367.38 3527.29 16:19:01 4.51 0.00 4.51 0.00 164.81 16:20:01 0.67 0.00 0.67 0.00 8.01 16:21:01 0.30 0.00 0.30 0.00 4.99 16:22:01 0.27 0.00 0.27 0.00 3.70 16:23:01 0.37 0.00 0.37 0.00 4.69 16:24:01 2.06 1.70 0.37 208.35 7.89 Average: 7.96 1.71 6.25 363.36 524.73 16:17:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:18:01 110352 1771952 94.14 2620 1237620 968864 33.06 435912 1174288 1296 16:19:01 123936 1758368 93.42 2620 1237628 889024 30.33 428380 1172332 8 16:20:01 121500 1760804 93.55 2620 1237636 889396 30.35 430640 1172336 8 16:21:01 121012 1761292 93.57 2620 1237696 889744 30.36 431900 1171272 32 16:22:01 122980 1759324 93.47 2620 1237644 889444 30.35 430248 1171260 16 16:23:01 122412 1759892 93.50 2620 1237648 889604 30.35 430860 1171260 8 16:24:01 117652 1764652 93.75 2620 1244068 904096 30.85 423596 1176180 20 Average: 119978 1762326 93.63 2620 1238563 902882 30.81 430219 1172704 198 16:17:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:18:01 eth0 123.80 108.76 688.46 81.67 0.00 0.00 0.00 16:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 docker0 7.19 6.07 0.95 16.79 0.00 0.00 0.00 16:19:01 eth0 0.35 0.03 0.03 0.00 0.00 0.00 0.00 16:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 eth0 2.40 0.47 0.66 0.39 0.00 0.00 0.00 16:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:01 eth0 1.48 0.62 0.59 0.39 0.00 0.00 0.00 16:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 eth0 0.72 0.15 0.17 0.07 0.00 0.00 0.00 16:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 eth0 1.12 0.32 0.33 0.20 0.00 0.00 0.00 16:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 eth0 5.43 3.68 5.08 2.05 0.00 0.00 0.00 16:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 19.09 16.08 97.97 11.95 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.01 0.86 0.13 2.37 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) 04/10/20 _x86_64_ (4 CPU) 16:16:16 LINUX RESTART 16:17:02 CPU %user %nice %system %iowait %steal %idle 16:18:01 all 6.31 0.00 3.08 1.23 11.93 77.45 16:18:01 0 3.66 0.00 3.07 2.17 14.00 77.10 16:18:01 1 8.67 0.00 3.31 0.27 10.82 76.93 16:18:01 2 4.80 0.00 3.05 2.02 11.65 78.48 16:18:01 3 8.22 0.00 2.88 0.42 11.19 77.30 16:19:01 all 0.13 0.00 0.09 0.00 0.37 99.41 16:19:01 0 0.07 0.00 0.05 0.00 0.28 99.60 16:19:01 1 0.07 0.00 0.18 0.00 0.42 99.33 16:19:01 2 0.32 0.00 0.07 0.00 0.57 99.05 16:19:01 3 0.08 0.00 0.07 0.00 0.22 99.63 16:20:01 all 0.11 0.00 0.06 0.00 0.21 99.61 16:20:01 0 0.05 0.00 0.07 0.00 0.33 99.55 16:20:01 1 0.03 0.00 0.07 0.00 0.12 99.78 16:20:01 2 0.30 0.00 0.10 0.00 0.15 99.45 16:20:01 3 0.05 0.00 0.03 0.00 0.20 99.72 16:21:01 all 0.08 0.00 0.06 0.00 0.63 99.23 16:21:01 0 0.03 0.00 0.05 0.00 0.51 99.40 16:21:01 1 0.13 0.00 0.12 0.00 0.48 99.27 16:21:01 2 0.13 0.00 0.05 0.00 0.50 99.32 16:21:01 3 0.07 0.00 0.03 0.00 1.04 98.86 16:22:01 all 0.10 0.00 0.05 0.00 0.58 99.27 16:22:01 0 0.15 0.00 0.03 0.00 0.85 98.97 16:22:01 1 0.08 0.00 0.08 0.00 0.35 99.48 16:22:01 2 0.07 0.00 0.05 0.00 0.73 99.15 16:22:01 3 0.05 0.00 0.05 0.00 0.38 99.52 16:23:01 all 0.10 0.00 0.04 0.00 0.64 99.22 16:23:01 0 0.25 0.00 0.05 0.00 0.86 98.84 16:23:01 1 0.07 0.00 0.05 0.00 1.30 98.58 16:23:01 2 0.08 0.00 0.03 0.00 0.27 99.62 16:23:01 3 0.02 0.00 0.02 0.00 0.10 99.87 16:24:01 all 0.41 0.00 0.29 0.03 1.27 98.01 16:24:01 0 0.56 0.00 0.33 0.07 1.43 97.61 16:24:01 1 0.28 0.00 0.35 0.02 1.56 97.80 16:24:01 2 0.32 0.00 0.28 0.03 1.06 98.31 16:24:01 3 0.47 0.00 0.17 0.05 1.03 98.29 Average: all 1.04 0.00 0.53 0.18 2.25 95.99 Average: 0 0.70 0.00 0.54 0.33 2.67 95.77 Average: 1 1.33 0.00 0.59 0.04 2.15 95.88 Average: 2 0.87 0.00 0.52 0.30 2.15 96.16 Average: 3 1.28 0.00 0.46 0.07 2.02 96.17