---> uname -a: Linux 35be541972bc 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 7.5G 42.5G 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 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/dgexfoundry_device-sdk-go_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/dgexfoundry_device-sdk-go_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 719 82 0 1035 1052 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) 04/08/20 _x86_64_ (4 CPU) 07:04:12 LINUX RESTART 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 13.87 1.52 12.36 84.06 2130.82 07:07:01 3.02 0.00 3.02 0.00 97.92 07:08:01 0.67 0.00 0.67 0.00 8.09 07:09:01 0.35 0.00 0.35 0.00 4.36 07:10:01 0.22 0.00 0.22 0.00 3.76 07:11:01 0.35 0.00 0.35 0.00 5.41 07:12:01 0.30 0.00 0.30 0.00 4.26 07:13:01 0.23 0.00 0.23 0.00 3.33 07:14:01 52.89 19.00 33.89 835.84 16434.97 07:15:02 305.89 130.29 175.61 5365.83 45535.16 Average: 37.79 15.08 22.70 628.77 6424.64 07:05:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 106336 1775968 94.35 2620 1249304 929040 31.70 426696 1189908 8 07:07:01 89824 1792480 95.23 2620 1249308 904076 30.85 446204 1187644 8 07:08:01 91996 1790308 95.11 2620 1249320 903740 30.84 444408 1187576 8 07:09:01 91580 1790724 95.13 2620 1249320 903872 30.84 445240 1187576 8 07:10:01 110900 1771404 94.11 2620 1249328 903872 30.84 425952 1187576 8 07:11:01 110652 1771652 94.12 2620 1249332 903932 30.84 426056 1187576 8 07:12:01 121108 1761196 93.57 2620 1249392 903848 30.84 415508 1187584 24 07:13:01 120788 1761516 93.58 2620 1249340 904012 30.84 415820 1187572 8 07:14:01 145144 1737160 92.29 2620 1140080 1107744 37.80 434876 1103552 75296 07:15:02 234612 1647692 87.54 2620 944752 1119572 38.20 552056 811536 112 Average: 122294 1760010 93.50 2620 1207948 948371 32.36 443282 1141810 7549 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:06:01 eth0 14.67 9.11 9.24 22.56 0.00 0.00 0.00 07:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 07:07:01 eth0 1.07 0.60 0.64 0.22 0.00 0.00 0.00 07:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 eth0 0.57 0.07 0.04 0.01 0.00 0.00 0.00 07:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 eth0 1.63 0.28 0.33 0.20 0.00 0.00 0.00 07:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 eth0 3.80 0.73 0.95 0.46 0.00 0.00 0.00 07:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 eth0 2.27 0.87 0.87 0.56 0.00 0.00 0.00 07:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 eth0 1.47 0.32 0.36 0.21 0.00 0.00 0.00 07:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 eth0 0.88 0.60 0.53 0.39 0.00 0.00 0.00 07:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 eth0 132.66 107.78 3493.12 11.00 0.00 0.00 0.00 07:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:15:02 veth1798339 0.00 0.02 0.00 0.00 0.00 0.00 0.00 07:15:02 eth0 937.08 641.04 8123.25 200.15 0.00 0.00 0.00 07:15:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 07:15:02 docker0 83.00 107.78 6.27 314.25 0.00 0.00 0.00 Average: veth1798339 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 48.77 36.51 706.48 12.05 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.55 10.18 0.53 29.73 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) 04/08/20 _x86_64_ (4 CPU) 07:04:12 LINUX RESTART 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 0.74 0.00 0.15 0.02 0.00 99.09 07:06:01 0 0.58 0.00 0.13 0.00 0.00 99.28 07:06:01 1 0.67 0.00 0.17 0.02 0.02 99.13 07:06:01 2 0.90 0.00 0.15 0.02 0.00 98.93 07:06:01 3 0.80 0.00 0.15 0.00 0.02 99.03 07:07:01 all 0.39 0.00 0.05 0.00 0.00 99.55 07:07:01 0 0.08 0.00 0.05 0.00 0.00 99.87 07:07:01 1 0.10 0.00 0.07 0.00 0.00 99.83 07:07:01 2 0.15 0.00 0.03 0.00 0.00 99.82 07:07:01 3 1.22 0.00 0.10 0.00 0.00 98.68 07:08:01 all 0.05 0.00 0.05 0.00 0.00 99.90 07:08:01 0 0.07 0.00 0.08 0.00 0.02 99.83 07:08:01 1 0.02 0.00 0.02 0.00 0.00 99.97 07:08:01 2 0.07 0.00 0.07 0.00 0.00 99.87 07:08:01 3 0.05 0.00 0.03 0.00 0.00 99.92 07:09:01 all 0.18 0.00 0.05 0.00 0.00 99.77 07:09:01 0 0.52 0.00 0.03 0.00 0.00 99.45 07:09:01 1 0.07 0.00 0.05 0.00 0.00 99.88 07:09:01 2 0.08 0.00 0.07 0.00 0.02 99.83 07:09:01 3 0.05 0.00 0.02 0.00 0.00 99.93 07:10:01 all 0.20 0.00 0.04 0.00 0.01 99.75 07:10:01 0 0.55 0.00 0.03 0.00 0.00 99.42 07:10:01 1 0.02 0.00 0.03 0.00 0.00 99.95 07:10:01 2 0.13 0.00 0.07 0.00 0.00 99.80 07:10:01 3 0.07 0.00 0.07 0.00 0.00 99.87 07:11:01 all 0.20 0.00 0.05 0.00 0.00 99.75 07:11:01 0 0.52 0.00 0.03 0.00 0.00 99.45 07:11:01 1 0.10 0.00 0.03 0.00 0.02 99.85 07:11:01 2 0.13 0.00 0.07 0.00 0.00 99.80 07:11:01 3 0.07 0.00 0.02 0.00 0.00 99.92 07:12:01 all 0.18 0.00 0.04 0.00 0.00 99.78 07:12:01 0 0.50 0.00 0.03 0.00 0.00 99.47 07:12:01 1 0.07 0.00 0.03 0.00 0.00 99.90 07:12:01 2 0.08 0.00 0.03 0.00 0.00 99.88 07:12:01 3 0.08 0.00 0.05 0.00 0.02 99.85 07:13:01 all 0.21 0.00 0.05 0.00 0.00 99.74 07:13:01 0 0.53 0.00 0.03 0.00 0.00 99.43 07:13:01 1 0.05 0.00 0.05 0.00 0.00 99.90 07:13:01 2 0.17 0.00 0.10 0.00 0.00 99.73 07:13:01 3 0.07 0.00 0.02 0.00 0.00 99.92 07:14:01 all 4.20 0.00 2.05 0.05 0.03 93.68 07:14:01 0 4.45 0.00 1.92 0.05 0.02 93.56 07:14:01 1 4.20 0.00 1.76 0.07 0.03 93.95 07:14:01 2 3.73 0.00 2.29 0.08 0.02 93.87 07:14:01 3 4.41 0.00 2.22 0.05 0.03 93.28 07:15:02 all 13.97 0.00 7.28 4.29 0.10 74.36 07:15:02 0 12.02 0.00 8.22 2.47 0.07 77.22 07:15:02 1 18.50 0.00 7.14 4.59 0.10 69.67 07:15:02 2 12.64 0.00 6.69 4.95 0.10 75.62 07:15:02 3 12.73 0.00 7.07 5.13 0.12 74.95 Average: all 2.01 0.00 0.97 0.43 0.01 96.57 Average: 0 1.97 0.00 1.05 0.25 0.01 96.73 Average: 1 2.36 0.00 0.93 0.46 0.02 96.24 Average: 2 1.79 0.00 0.95 0.50 0.01 96.74 Average: 3 1.94 0.00 0.96 0.51 0.02 96.57