---> uname -a: Linux bbc03ed0d38b 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 735 92 0 1010 1034 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) 05:48:34 LINUX RESTART 05:49:01 tps rtps wtps bread/s bwrtn/s 05:50:02 53.01 15.38 37.63 2979.36 3731.27 05:51:01 3.96 0.00 3.96 0.00 123.77 05:52:01 0.22 0.00 0.22 0.00 3.05 05:53:01 0.34 0.00 0.34 0.00 3.86 05:54:01 0.27 0.00 0.27 0.00 3.90 05:55:01 0.53 0.00 0.53 0.00 6.15 05:56:01 0.70 0.00 0.70 0.00 8.13 05:57:01 0.33 0.00 0.33 0.00 5.16 05:58:01 337.90 132.17 205.73 5501.46 56835.27 Average: 44.32 16.46 27.85 946.23 6774.55 05:49:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:50:02 109144 1773160 94.20 2620 1230648 940460 32.09 435280 1176308 16 05:51:01 118796 1763508 93.69 2620 1230680 900924 30.74 429548 1175756 20 05:52:01 118956 1763348 93.68 2620 1230692 900924 30.74 429852 1175744 12 05:53:01 117700 1764604 93.75 2620 1230692 901116 30.75 431092 1175744 12 05:54:01 117120 1765184 93.78 2620 1230700 901128 30.75 431308 1175744 8 05:55:01 118188 1764116 93.72 2620 1230704 901004 30.74 430524 1175744 8 05:56:01 118664 1763640 93.70 2620 1230708 900924 30.74 430180 1175748 8 05:57:01 118888 1763416 93.68 2620 1230712 901104 30.75 429700 1175740 8 05:58:01 82596 1799708 95.61 2620 1096904 948640 32.37 536852 992328 47208 Average: 113339 1768965 93.98 2620 1215827 910692 31.07 442704 1155428 5256 05:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:50:02 eth0 325.30 184.39 1003.71 93.55 0.00 0.00 0.00 05:50:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:02 docker0 7.37 5.31 0.97 16.32 0.00 0.00 0.00 05:51:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 05:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:52:01 eth0 0.60 0.08 0.04 0.01 0.00 0.00 0.00 05:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:53:01 eth0 4.01 0.93 3.52 0.24 0.00 0.00 0.00 05:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:01 eth0 0.53 0.40 0.27 0.21 0.00 0.00 0.00 05:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 05:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 eth0 0.42 0.08 0.04 0.01 0.00 0.00 0.00 05:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 eth0 0.70 0.60 0.37 0.22 0.00 0.00 0.00 05:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:58:01 vethcd117dc 0.00 0.10 0.00 0.01 0.00 0.00 0.00 05:58:01 eth0 663.47 440.38 7824.70 132.67 0.00 0.00 0.00 05:58:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 05:58:01 docker0 25.03 19.71 3.01 61.60 0.00 0.00 0.00 Average: vethcd117dc 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: eth0 74.03 49.13 873.03 14.80 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 2.79 2.20 0.34 6.87 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) 04/08/20 _x86_64_ (4 CPU) 05:48:34 LINUX RESTART 05:49:01 CPU %user %nice %system %iowait %steal %idle 05:50:02 all 13.02 0.00 3.79 1.41 0.69 81.09 05:50:02 0 13.51 0.00 4.10 2.60 0.66 79.11 05:50:02 1 11.97 0.00 3.55 1.38 0.74 82.35 05:50:02 2 13.16 0.00 3.98 0.54 0.58 81.74 05:50:02 3 13.44 0.00 3.52 1.12 0.73 81.19 05:51:01 all 0.17 0.00 0.06 0.00 0.03 99.74 05:51:01 0 0.05 0.00 0.07 0.00 0.02 99.86 05:51:01 1 0.10 0.00 0.08 0.00 0.07 99.75 05:51:01 2 0.03 0.00 0.05 0.00 0.00 99.92 05:51:01 3 0.49 0.00 0.08 0.00 0.03 99.39 05:52:01 all 0.17 0.00 0.05 0.00 0.02 99.76 05:52:01 0 0.08 0.00 0.07 0.00 0.03 99.82 05:52:01 1 0.07 0.00 0.03 0.00 0.03 99.87 05:52:01 2 0.07 0.00 0.02 0.00 0.02 99.90 05:52:01 3 0.47 0.00 0.05 0.00 0.00 99.48 05:53:01 all 0.19 0.00 0.05 0.00 0.02 99.74 05:53:01 0 0.10 0.00 0.07 0.00 0.03 99.80 05:53:01 1 0.10 0.00 0.03 0.00 0.02 99.85 05:53:01 2 0.08 0.00 0.07 0.00 0.02 99.83 05:53:01 3 0.47 0.00 0.03 0.00 0.02 99.47 05:54:01 all 0.16 0.00 0.05 0.00 0.01 99.78 05:54:01 0 0.07 0.00 0.03 0.00 0.02 99.88 05:54:01 1 0.03 0.00 0.03 0.00 0.00 99.93 05:54:01 2 0.05 0.00 0.05 0.00 0.00 99.90 05:54:01 3 0.47 0.00 0.08 0.00 0.03 99.42 05:55:01 all 0.15 0.00 0.03 0.00 0.02 99.80 05:55:01 0 0.03 0.00 0.02 0.00 0.02 99.93 05:55:01 1 0.05 0.00 0.03 0.00 0.02 99.90 05:55:01 2 0.08 0.00 0.05 0.00 0.02 99.85 05:55:01 3 0.45 0.00 0.03 0.00 0.02 99.50 05:56:01 all 0.17 0.00 0.04 0.00 0.03 99.77 05:56:01 0 0.02 0.00 0.03 0.00 0.02 99.93 05:56:01 1 0.07 0.00 0.03 0.00 0.02 99.88 05:56:01 2 0.05 0.00 0.03 0.00 0.00 99.92 05:56:01 3 0.53 0.00 0.05 0.00 0.05 99.37 05:57:01 all 0.13 0.00 0.05 0.00 0.04 99.78 05:57:01 0 0.07 0.00 0.05 0.00 0.07 99.82 05:57:01 1 0.05 0.00 0.07 0.00 0.03 99.85 05:57:01 2 0.05 0.00 0.03 0.00 0.02 99.90 05:57:01 3 0.38 0.00 0.05 0.00 0.03 99.53 05:58:01 all 15.33 0.00 9.68 3.56 1.84 69.58 05:58:01 0 14.89 0.00 9.96 2.18 1.73 71.23 05:58:01 1 15.46 0.00 10.10 4.70 1.89 67.85 05:58:01 2 15.05 0.00 9.73 2.81 1.87 70.54 05:58:01 3 15.91 0.00 8.94 4.49 1.90 68.77 Average: all 3.21 0.00 1.50 0.54 0.29 94.46 Average: 0 3.13 0.00 1.56 0.52 0.28 94.51 Average: 1 3.05 0.00 1.52 0.66 0.31 94.47 Average: 2 3.12 0.00 1.52 0.36 0.27 94.72 Average: 3 3.56 0.00 1.39 0.61 0.31 94.14