---> uname -a: Linux 8e1032c9cb42 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 7.5G 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 722 83 0 1032 1047 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) 03/31/20 _x86_64_ (4 CPU) 13:43:44 LINUX RESTART 13:44:01 tps rtps wtps bread/s bwrtn/s 13:45:01 116.49 38.45 78.05 4829.16 38923.70 13:46:01 3.73 0.00 3.73 0.00 117.83 13:47:01 0.68 0.00 0.68 0.00 8.53 13:48:01 0.57 0.00 0.57 0.00 6.68 13:49:01 0.67 0.00 0.67 0.00 8.13 13:50:01 0.77 0.00 0.77 0.00 9.54 13:51:01 157.35 93.77 63.58 2993.17 25842.22 13:52:02 225.92 68.14 157.78 3557.18 35228.80 Average: 63.29 25.05 38.24 1422.84 12521.59 13:44:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:45:01 106496 1775808 94.34 2620 1239880 950368 32.43 432608 1181148 16 13:46:01 117572 1764732 93.75 2620 1240100 906564 30.93 425012 1181076 8 13:47:01 116596 1765708 93.81 2620 1240104 906796 30.94 426204 1181060 20 13:48:01 116272 1766032 93.82 2620 1240108 906820 30.94 426356 1181060 8 13:49:01 117604 1764700 93.75 2620 1240116 906628 30.93 425396 1181060 8 13:50:01 117284 1765020 93.77 2620 1240120 906712 30.94 425748 1181060 8 13:51:01 84016 1798288 95.54 2620 1210992 1153220 39.35 433256 1175072 67612 13:52:02 254260 1628044 86.49 2620 933596 1066520 36.39 527516 821244 124 Average: 128763 1753542 93.16 2620 1198127 962954 32.86 440262 1135348 8476 13:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:45:01 eth0 439.55 294.82 1029.27 101.75 0.00 0.00 0.00 13:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:45:01 docker0 8.04 6.08 1.04 16.14 0.00 0.00 0.00 13:46:01 eth0 1.28 0.08 0.10 0.03 0.00 0.00 0.00 13:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:47:01 eth0 2.08 0.88 0.86 0.56 0.00 0.00 0.00 13:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:48:01 eth0 0.85 0.42 0.35 0.18 0.00 0.00 0.00 13:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:49:01 eth0 0.10 0.08 0.01 0.07 0.00 0.00 0.00 13:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 eth0 0.43 0.18 0.09 0.07 0.00 0.00 0.00 13:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 veth2fcdb1a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 eth0 597.22 417.71 4567.58 117.24 0.00 0.00 0.00 13:51:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 13:51:01 vetha692e58 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:02 veth725c0cd 0.28 0.35 0.05 0.07 0.00 0.00 0.00 13:52:02 eth0 248.81 212.07 3771.32 81.60 0.00 0.00 0.00 13:52:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:02 docker0 65.12 63.08 5.16 526.86 0.00 0.00 0.00 Average: veth725c0cd 0.04 0.04 0.01 0.01 0.00 0.00 0.00 Average: eth0 105.78 78.74 1042.58 24.86 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.14 7.89 0.65 65.87 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) 03/31/20 _x86_64_ (4 CPU) 13:43:44 LINUX RESTART 13:44:01 CPU %user %nice %system %iowait %steal %idle 13:45:01 all 14.94 0.00 6.71 7.25 0.48 70.62 13:45:01 0 14.04 0.00 6.64 9.62 0.41 69.29 13:45:01 1 13.88 0.00 7.40 5.79 0.64 72.29 13:45:01 2 15.45 0.00 7.09 8.44 0.43 68.59 13:45:01 3 16.42 0.00 5.72 5.14 0.44 72.27 13:46:01 all 0.18 0.00 0.06 0.00 0.02 99.75 13:46:01 0 0.02 0.00 0.03 0.00 0.00 99.95 13:46:01 1 0.08 0.00 0.05 0.00 0.02 99.85 13:46:01 2 0.33 0.00 0.07 0.00 0.03 99.57 13:46:01 3 0.27 0.00 0.08 0.00 0.02 99.63 13:47:01 all 0.20 0.00 0.05 0.00 0.03 99.72 13:47:01 0 0.05 0.00 0.02 0.00 0.02 99.92 13:47:01 1 0.10 0.00 0.08 0.00 0.05 99.77 13:47:01 2 0.12 0.00 0.05 0.00 0.02 99.82 13:47:01 3 0.53 0.00 0.05 0.00 0.03 99.38 13:48:01 all 0.17 0.00 0.05 0.00 0.02 99.76 13:48:01 0 0.03 0.00 0.03 0.00 0.02 99.92 13:48:01 1 0.10 0.00 0.07 0.00 0.02 99.82 13:48:01 2 0.42 0.00 0.07 0.00 0.02 99.50 13:48:01 3 0.13 0.00 0.05 0.00 0.02 99.80 13:49:01 all 0.17 0.00 0.05 0.00 0.02 99.76 13:49:01 0 0.05 0.00 0.05 0.00 0.00 99.90 13:49:01 1 0.07 0.00 0.05 0.00 0.02 99.87 13:49:01 2 0.50 0.00 0.07 0.00 0.03 99.40 13:49:01 3 0.05 0.00 0.03 0.00 0.02 99.90 13:50:01 all 0.10 0.00 0.05 0.00 0.01 99.84 13:50:01 0 0.03 0.00 0.03 0.00 0.00 99.93 13:50:01 1 0.03 0.00 0.05 0.00 0.02 99.90 13:50:01 2 0.08 0.00 0.07 0.00 0.00 99.85 13:50:01 3 0.27 0.00 0.08 0.00 0.02 99.63 13:51:01 all 6.02 0.00 3.58 1.16 0.48 88.75 13:51:01 0 5.98 0.00 3.28 0.30 0.51 89.94 13:51:01 1 5.86 0.00 3.80 0.98 0.42 88.95 13:51:01 2 6.29 0.00 3.35 1.11 0.46 88.79 13:51:01 3 5.95 0.00 3.91 2.26 0.54 87.34 13:52:02 all 14.06 0.00 8.28 3.51 0.69 73.47 13:52:02 0 14.20 0.00 8.98 3.53 0.67 72.62 13:52:02 1 11.53 0.00 8.02 5.05 0.80 74.60 13:52:02 2 17.94 0.00 8.42 2.11 0.65 70.88 13:52:02 3 12.59 0.00 7.66 3.33 0.65 75.77 Average: all 4.42 0.00 2.32 1.47 0.21 91.58 Average: 0 4.23 0.00 2.35 1.66 0.20 91.56 Average: 1 3.91 0.00 2.41 1.46 0.25 91.98 Average: 2 5.07 0.00 2.37 1.44 0.20 90.93 Average: 3 4.47 0.00 2.17 1.32 0.21 91.83