---> uname -a: Linux 4db7a625fe4a 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: 2933.436 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 7.6G 42.4G 15% / 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 7.6G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/dgexfoundry_device-sdk-go_master /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/dgexfoundry_device-sdk-go_master@tmp /dev/vda1 50.0G 7.6G 42.4G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 756 81 0 999 1014 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 16: eth0@if17: 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) 05/12/20 _x86_64_ (4 CPU) 16:21:42 LINUX RESTART 16:22:01 tps rtps wtps bread/s bwrtn/s 16:23:01 106.82 38.48 68.34 4974.17 32379.31 16:24:01 3.63 0.00 3.63 0.00 112.94 16:25:01 0.28 0.00 0.28 0.00 3.75 16:26:02 0.30 0.00 0.30 0.00 3.78 16:27:01 0.20 0.00 0.20 0.00 3.01 16:28:01 0.35 0.00 0.35 0.00 5.46 16:29:01 231.04 135.78 95.25 5048.68 31079.49 16:30:01 197.94 75.78 122.16 5100.72 30300.27 Average: 67.72 31.32 36.40 1894.74 11762.70 16:22:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:23:01 114064 1768240 93.94 2620 1207788 946408 32.29 440432 1162236 12 16:24:01 123720 1758584 93.43 2620 1207820 901584 30.76 435140 1160592 16 16:25:01 122588 1759716 93.49 2620 1207828 901888 30.77 436584 1160580 8 16:26:02 122012 1760292 93.52 2620 1207832 901924 30.77 436764 1160580 8 16:27:01 123888 1758416 93.42 2620 1207840 901648 30.76 435268 1160580 8 16:28:01 123768 1758536 93.42 2620 1207844 901732 30.77 435732 1160580 8 16:29:01 164412 1717892 91.27 2620 1126928 920992 31.42 464584 1061356 76 16:30:01 112732 1769572 94.01 2580 1041976 991784 33.84 564776 916888 136 Average: 125898 1756406 93.31 2615 1176982 920995 31.42 456160 1117924 34 16:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:23:01 eth0 360.17 221.32 1033.39 101.86 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 7.59 5.79 1.15 17.65 0.00 0.00 0.00 16:24:01 eth0 0.80 0.12 0.07 0.02 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 16:25:01 eth0 2.51 1.85 1.80 0.27 0.00 0.00 0.00 16:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:02 eth0 0.37 0.35 0.26 0.23 0.00 0.00 0.00 16:26:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 16:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:28:01 eth0 0.27 0.18 0.14 0.07 0.00 0.00 0.00 16:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:29:01 eth0 197.69 155.39 3850.12 23.06 0.00 0.00 0.00 16:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:29:01 veth9e79c33 0.00 0.10 0.00 0.01 0.00 0.00 0.00 16:29:01 docker0 27.76 27.94 3.28 63.36 0.00 0.00 0.00 16:30:01 eth0 210.74 168.37 3360.65 79.29 0.00 0.00 0.00 16:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 docker0 20.28 22.86 1.41 124.61 0.00 0.00 0.00 Average: eth0 96.80 68.62 1033.09 25.66 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.02 6.36 0.59 23.55 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) 05/12/20 _x86_64_ (4 CPU) 16:21:42 LINUX RESTART 16:22:01 CPU %user %nice %system %iowait %steal %idle 16:23:01 all 15.28 0.00 5.89 6.76 1.03 71.04 16:23:01 0 14.22 0.00 6.08 8.78 0.88 70.04 16:23:01 1 16.14 0.00 5.56 4.43 1.25 72.62 16:23:01 2 15.07 0.00 5.64 5.47 0.94 72.88 16:23:01 3 15.69 0.00 6.28 8.37 1.05 68.60 16:24:01 all 0.08 0.00 0.08 0.00 0.04 99.81 16:24:01 0 0.03 0.00 0.07 0.00 0.05 99.85 16:24:01 1 0.07 0.00 0.07 0.00 0.07 99.80 16:24:01 2 0.08 0.00 0.05 0.00 0.03 99.83 16:24:01 3 0.12 0.00 0.08 0.00 0.02 99.78 16:25:01 all 0.19 0.00 0.04 0.00 0.07 99.70 16:25:01 0 0.35 0.00 0.07 0.00 0.07 99.52 16:25:01 1 0.07 0.00 0.05 0.00 0.03 99.85 16:25:01 2 0.25 0.00 0.07 0.00 0.12 99.57 16:25:01 3 0.07 0.00 0.02 0.00 0.05 99.87 16:26:02 all 0.14 0.00 0.04 0.00 0.10 99.72 16:26:02 0 0.05 0.00 0.02 0.00 0.07 99.87 16:26:02 1 0.08 0.00 0.03 0.00 0.08 99.80 16:26:02 2 0.42 0.00 0.07 0.00 0.17 99.35 16:26:02 3 0.03 0.00 0.03 0.00 0.08 99.85 16:27:01 all 0.15 0.00 0.03 0.00 0.03 99.79 16:27:01 0 0.05 0.00 0.02 0.00 0.00 99.93 16:27:01 1 0.12 0.00 0.03 0.00 0.03 99.81 16:27:01 2 0.41 0.00 0.05 0.00 0.02 99.53 16:27:01 3 0.03 0.00 0.02 0.00 0.05 99.90 16:28:01 all 0.18 0.00 0.04 0.00 0.03 99.75 16:28:01 0 0.05 0.00 0.03 0.00 0.02 99.90 16:28:01 1 0.55 0.00 0.03 0.00 0.03 99.38 16:28:01 2 0.07 0.00 0.05 0.00 0.05 99.83 16:28:01 3 0.03 0.00 0.03 0.00 0.02 99.92 16:29:01 all 8.59 0.00 4.48 1.16 0.95 84.82 16:29:01 0 7.91 0.00 4.70 0.88 1.02 85.49 16:29:01 1 8.21 0.00 4.18 1.56 0.96 85.09 16:29:01 2 10.04 0.00 4.80 1.15 0.97 83.04 16:29:01 3 8.19 0.00 4.27 1.02 0.87 85.65 16:30:01 all 11.46 0.00 6.37 2.82 0.78 78.57 16:30:01 0 11.86 0.00 5.50 0.85 0.72 81.07 16:30:01 1 9.53 0.00 6.86 4.30 0.80 78.51 16:30:01 2 13.81 0.00 6.58 3.96 0.80 74.85 16:30:01 3 10.64 0.00 6.51 2.17 0.82 79.86 Average: all 4.46 0.00 2.10 1.33 0.38 91.73 Average: 0 4.27 0.00 2.04 1.30 0.35 92.04 Average: 1 4.31 0.00 2.08 1.28 0.41 91.92 Average: 2 4.97 0.00 2.14 1.31 0.38 91.20 Average: 3 4.30 0.00 2.13 1.43 0.37 91.77