---> uname -a: Linux b1c6008e9548 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 733 76 0 1028 1037 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) 04/27/20 _x86_64_ (4 CPU) 06:07:41 LINUX RESTART 06:08:02 tps rtps wtps bread/s bwrtn/s 06:09:01 92.05 38.65 53.39 4987.92 18281.37 06:10:01 8.79 0.00 8.79 0.00 1593.82 06:11:01 0.67 0.00 0.67 0.00 8.63 06:12:01 0.55 0.00 0.55 0.00 5.83 06:13:01 0.65 0.00 0.65 0.00 8.63 06:14:01 0.82 0.00 0.82 0.00 10.18 06:15:01 226.01 122.77 103.25 4495.39 35098.90 06:16:01 223.67 81.11 142.56 5371.24 35085.90 Average: 69.13 30.31 38.82 1851.07 11251.55 06:08:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:09:01 112360 1769944 94.03 2620 1225728 942004 32.14 442484 1163872 44508 06:10:01 118964 1763340 93.68 2620 1225760 907288 30.96 436640 1163720 8 06:11:01 118668 1763636 93.70 2620 1225768 900336 30.72 437092 1163708 8 06:12:01 118076 1764228 93.73 2620 1225768 900396 30.72 437548 1163652 8 06:13:01 118032 1764272 93.73 2620 1225780 900520 30.73 437828 1163652 8 06:14:01 119312 1762992 93.66 2620 1225784 900304 30.72 436632 1163652 8 06:15:01 70060 1812244 96.28 2620 1202568 1115168 38.05 534724 1079904 6552 06:16:01 86244 1796060 95.42 2528 1069268 1150816 39.27 626476 889460 75584 Average: 107715 1774590 94.28 2609 1203303 964604 32.91 473678 1118953 15836 06:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:09:01 eth0 436.88 273.68 1054.86 107.17 0.00 0.00 0.00 06:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 docker0 9.16 6.80 1.20 17.59 0.00 0.00 0.00 06:10:01 eth0 2.20 0.77 1.42 0.06 0.00 0.00 0.00 06:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 eth0 1.15 0.45 0.31 0.21 0.00 0.00 0.00 06:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 eth0 0.98 0.45 0.33 0.21 0.00 0.00 0.00 06:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 eth0 0.58 0.55 0.31 0.22 0.00 0.00 0.00 06:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 eth0 0.28 0.18 0.14 0.07 0.00 0.00 0.00 06:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 eth0 313.18 244.90 6741.95 31.12 0.00 0.00 0.00 06:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 docker0 13.60 14.44 1.67 39.75 0.00 0.00 0.00 06:16:01 eth0 201.20 164.81 2631.91 77.86 0.00 0.00 0.00 06:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 docker0 35.79 40.86 2.19 251.03 0.00 0.00 0.00 Average: eth0 118.95 85.37 1304.99 26.96 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.32 7.77 0.63 38.60 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) 04/27/20 _x86_64_ (4 CPU) 06:07:41 LINUX RESTART 06:08:02 CPU %user %nice %system %iowait %steal %idle 06:09:01 all 13.89 0.00 5.87 4.21 0.02 76.01 06:09:01 0 11.64 0.00 6.84 4.12 0.02 77.38 06:09:01 1 12.87 0.00 5.89 2.77 0.02 78.45 06:09:01 2 15.92 0.00 5.07 7.44 0.02 71.56 06:09:01 3 15.15 0.00 5.63 2.52 0.02 76.69 06:10:01 all 0.20 0.00 0.09 0.00 0.00 99.70 06:10:01 0 0.05 0.00 0.12 0.00 0.00 99.83 06:10:01 1 0.55 0.00 0.05 0.00 0.00 99.40 06:10:01 2 0.08 0.00 0.13 0.00 0.00 99.78 06:10:01 3 0.12 0.00 0.10 0.00 0.00 99.78 06:11:01 all 0.20 0.00 0.05 0.00 0.00 99.75 06:11:01 0 0.10 0.00 0.05 0.00 0.00 99.85 06:11:01 1 0.57 0.00 0.03 0.00 0.00 99.40 06:11:01 2 0.08 0.00 0.05 0.00 0.00 99.87 06:11:01 3 0.07 0.00 0.05 0.00 0.00 99.88 06:12:01 all 0.15 0.00 0.07 0.00 0.00 99.78 06:12:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:12:01 1 0.27 0.00 0.07 0.00 0.00 99.67 06:12:01 2 0.23 0.00 0.10 0.00 0.02 99.65 06:12:01 3 0.07 0.00 0.05 0.00 0.00 99.88 06:13:01 all 0.12 0.00 0.05 0.00 0.00 99.82 06:13:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:13:01 1 0.25 0.00 0.07 0.00 0.00 99.68 06:13:01 2 0.08 0.00 0.07 0.00 0.00 99.85 06:13:01 3 0.12 0.00 0.07 0.00 0.00 99.82 06:14:01 all 0.18 0.00 0.05 0.00 0.00 99.76 06:14:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:14:01 1 0.58 0.00 0.05 0.00 0.00 99.37 06:14:01 2 0.07 0.00 0.05 0.00 0.00 99.88 06:14:01 3 0.05 0.00 0.05 0.00 0.00 99.90 06:15:01 all 9.60 0.00 5.62 1.91 0.03 82.84 06:15:01 0 9.54 0.00 5.66 1.20 0.05 83.55 06:15:01 1 9.29 0.00 5.81 3.06 0.02 81.82 06:15:01 2 10.60 0.00 5.07 2.02 0.03 82.27 06:15:01 3 8.97 0.00 5.93 1.33 0.03 83.73 06:16:01 all 12.56 0.00 8.02 4.94 0.03 74.44 06:16:01 0 14.97 0.00 7.92 2.07 0.03 75.01 06:16:01 1 10.93 0.00 7.71 3.12 0.03 78.21 06:16:01 2 12.99 0.00 7.59 9.72 0.03 69.66 06:16:01 3 11.35 0.00 8.91 4.89 0.03 74.82 Average: all 4.56 0.00 2.45 1.37 0.01 91.61 Average: 0 4.50 0.00 2.56 0.91 0.01 92.03 Average: 1 4.37 0.00 2.44 1.11 0.01 92.07 Average: 2 4.96 0.00 2.25 2.37 0.01 90.42 Average: 3 4.43 0.00 2.57 1.08 0.01 91.92