---> uname -a: Linux 2dce4a61ad45 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 6.3G 43.7G 13% / 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-506 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-506@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 595 74 0 1167 1137 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 6: eth0@if7: 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) 04/22/20 _x86_64_ (4 CPU) 05:29:13 LINUX RESTART 05:30:02 tps rtps wtps bread/s bwrtn/s 05:31:01 43.16 10.16 33.00 2247.39 2635.40 05:32:01 1.86 0.00 1.86 0.00 35.34 05:33:01 0.28 0.00 0.28 0.00 3.75 05:34:01 0.27 0.00 0.27 0.00 3.33 05:35:01 0.27 0.00 0.27 0.00 4.58 05:36:01 0.33 0.00 0.33 0.00 4.76 05:37:01 0.32 0.00 0.32 0.00 3.60 05:38:01 0.38 0.05 0.33 2.26 7.59 05:39:01 0.48 0.00 0.48 0.00 8.75 05:40:01 0.27 0.00 0.27 0.00 3.65 Average: 4.70 1.01 3.69 221.77 267.33 05:30:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:31:01 115500 1766804 93.86 2620 1228932 990168 33.78 445000 1159428 132 05:32:01 127272 1755032 93.24 2620 1228940 910392 31.06 436240 1158684 16 05:33:01 127396 1754908 93.23 2620 1228948 910344 31.06 436300 1158680 8 05:34:01 124112 1758192 93.41 2620 1228972 911952 31.12 438876 1158680 28 05:35:01 126028 1756276 93.30 2620 1228956 910648 31.07 437544 1158656 12 05:36:01 126440 1755864 93.28 2620 1228960 910540 31.07 436980 1158656 12 05:37:01 127512 1754792 93.23 2620 1228964 910584 31.07 436132 1158652 8 05:38:01 121944 1760360 93.52 2620 1229160 923036 31.49 440864 1158764 20 05:39:01 122164 1760140 93.51 2620 1229168 922988 31.49 440520 1158764 12 05:40:01 132808 1749496 92.94 2620 1229176 912520 31.13 430312 1158732 16 Average: 125118 1757186 93.35 2620 1229018 921317 31.43 437877 1158770 26 05:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:31:01 eth0 112.01 97.89 561.82 72.80 0.00 0.00 0.00 05:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:31:01 docker0 6.43 4.28 1.00 17.44 0.00 0.00 0.00 05:32:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 05:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:33:01 eth0 0.33 0.02 0.03 0.00 0.00 0.00 0.00 05:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:34:01 eth0 1.18 0.42 0.32 0.18 0.00 0.00 0.00 05:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:35:01 eth0 0.62 0.55 0.39 0.28 0.00 0.00 0.00 05:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:36:01 eth0 0.17 0.15 0.07 0.04 0.00 0.00 0.00 05:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 05:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 eth0 4.08 2.65 3.77 1.58 0.00 0.00 0.00 05:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 eth0 2.74 1.96 2.21 1.23 0.00 0.00 0.00 05:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 eth0 1.32 1.08 0.98 0.53 0.00 0.00 0.00 05:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 12.10 10.35 56.16 7.56 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.63 0.42 0.10 1.72 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) 04/22/20 _x86_64_ (4 CPU) 05:29:13 LINUX RESTART 05:30:02 CPU %user %nice %system %iowait %steal %idle 05:31:01 all 3.70 0.00 2.75 1.36 10.94 81.25 05:31:01 0 3.86 0.00 3.08 0.16 12.29 80.61 05:31:01 1 4.14 0.00 3.34 1.20 10.81 80.51 05:31:01 2 3.80 0.00 2.24 0.26 10.42 83.28 05:31:01 3 2.99 0.00 2.33 3.82 10.27 80.59 05:32:01 all 0.16 0.00 0.07 0.00 0.12 99.65 05:32:01 0 0.12 0.00 0.12 0.00 0.17 99.60 05:32:01 1 0.38 0.00 0.05 0.00 0.10 99.47 05:32:01 2 0.08 0.00 0.07 0.00 0.12 99.73 05:32:01 3 0.05 0.00 0.08 0.00 0.07 99.80 05:33:01 all 0.12 0.00 0.04 0.00 0.27 99.57 05:33:01 0 0.10 0.00 0.03 0.00 0.68 99.19 05:33:01 1 0.27 0.00 0.05 0.00 0.25 99.43 05:33:01 2 0.08 0.00 0.03 0.00 0.13 99.75 05:33:01 3 0.02 0.00 0.03 0.00 0.03 99.92 05:34:01 all 0.13 0.00 0.04 0.00 0.12 99.71 05:34:01 0 0.08 0.00 0.07 0.00 0.17 99.68 05:34:01 1 0.17 0.00 0.02 0.00 0.15 99.67 05:34:01 2 0.25 0.00 0.05 0.00 0.08 99.62 05:34:01 3 0.03 0.00 0.02 0.00 0.07 99.88 05:35:01 all 0.13 0.00 0.04 0.00 0.42 99.41 05:35:01 0 0.43 0.00 0.05 0.00 0.76 98.76 05:35:01 1 0.05 0.00 0.05 0.00 0.18 99.72 05:35:01 2 0.02 0.00 0.05 0.00 0.28 99.65 05:35:01 3 0.03 0.00 0.03 0.00 0.45 99.49 05:36:01 all 0.10 0.00 0.05 0.00 0.56 99.29 05:36:01 0 0.30 0.00 0.05 0.00 0.42 99.23 05:36:01 1 0.02 0.00 0.03 0.00 0.27 99.68 05:36:01 2 0.05 0.00 0.03 0.00 0.30 99.62 05:36:01 3 0.05 0.00 0.03 0.00 1.27 98.65 05:37:01 all 0.11 0.00 0.03 0.00 0.26 99.60 05:37:01 0 0.32 0.00 0.02 0.00 0.45 99.22 05:37:01 1 0.03 0.00 0.02 0.00 0.30 99.65 05:37:01 2 0.05 0.00 0.03 0.00 0.25 99.67 05:37:01 3 0.03 0.00 0.03 0.00 0.03 99.90 05:38:01 all 0.17 0.00 0.05 0.00 0.65 99.13 05:38:01 0 0.18 0.00 0.08 0.02 0.83 98.89 05:38:01 1 0.12 0.00 0.07 0.00 0.75 99.07 05:38:01 2 0.22 0.00 0.07 0.02 0.47 99.23 05:38:01 3 0.13 0.00 0.02 0.00 0.53 99.32 05:39:01 all 0.10 0.00 0.06 0.00 0.98 98.87 05:39:01 0 0.07 0.00 0.05 0.00 1.37 98.52 05:39:01 1 0.25 0.00 0.07 0.00 1.06 98.63 05:39:01 2 0.03 0.00 0.03 0.00 0.66 99.27 05:39:01 3 0.07 0.00 0.10 0.00 0.81 99.02 05:40:01 all 0.10 0.00 0.05 0.00 0.33 99.52 05:40:01 0 0.07 0.00 0.07 0.00 0.33 99.53 05:40:01 1 0.23 0.00 0.05 0.00 0.30 99.42 05:40:01 2 0.08 0.00 0.07 0.00 0.25 99.60 05:40:01 3 0.03 0.00 0.03 0.00 0.45 99.48 Average: all 0.49 0.00 0.32 0.14 1.48 97.58 Average: 0 0.56 0.00 0.36 0.02 1.76 97.30 Average: 1 0.57 0.00 0.38 0.12 1.43 97.50 Average: 2 0.47 0.00 0.27 0.03 1.31 97.93 Average: 3 0.35 0.00 0.27 0.39 1.41 97.58