---> uname -a: Linux e84c4f5db733 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 6.4G 43.6G 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-473 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-473@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 616 76 0 1145 1117 Swap: 1023 0 1023 ---> 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) 04/08/20 _x86_64_ (4 CPU) 05:55:42 LINUX RESTART 05:56:01 tps rtps wtps bread/s bwrtn/s 05:57:01 104.03 40.24 63.79 4955.37 30176.17 05:58:01 3.80 0.00 3.80 0.00 118.03 05:59:02 0.27 0.00 0.27 0.00 3.75 06:00:01 0.30 0.00 0.30 0.00 3.98 06:01:01 0.22 0.02 0.20 0.13 2.03 06:02:01 0.57 0.12 0.45 2.13 8.62 06:03:01 63.98 55.66 8.32 3591.88 4031.72 Average: 24.80 13.75 11.05 1224.56 4919.43 05:56:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:57:01 107164 1775140 94.31 2620 1221520 945444 32.26 436716 1178108 16 05:58:01 109044 1773260 94.21 2620 1221640 945628 32.26 437172 1178000 8 05:59:02 116612 1765692 93.80 2620 1221648 905904 30.91 431420 1177232 8 06:00:01 114924 1767380 93.89 2620 1221648 906156 30.92 432928 1177204 8 06:01:01 114448 1767856 93.92 2620 1221656 908572 31.00 433180 1177204 20 06:02:01 115976 1766328 93.84 2620 1221800 906496 30.93 432196 1177280 12 06:03:01 81680 1800624 95.66 2620 1209388 1116356 38.09 469452 1162972 81404 Average: 108550 1773754 94.23 2620 1219900 947794 32.34 439009 1175429 11639 05:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:57:01 eth0 336.05 210.77 1011.35 96.28 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 7.17 5.44 0.95 15.90 0.00 0.00 0.00 05:58:01 eth0 4.96 1.88 7.65 0.14 0.00 0.00 0.00 05:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:59:02 eth0 0.83 0.08 0.08 0.01 0.00 0.00 0.00 05:59:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:59:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 eth0 0.86 0.59 0.54 0.40 0.00 0.00 0.00 06:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:01:01 eth0 0.92 0.32 0.30 0.20 0.00 0.00 0.00 06:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:02:01 eth0 0.52 0.15 0.11 0.07 0.00 0.00 0.00 06:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 eth0 102.38 79.76 2328.82 11.02 0.00 0.00 0.00 06:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 63.95 42.05 479.64 15.49 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.03 0.78 0.14 2.28 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) 05:55:42 LINUX RESTART 05:56:01 CPU %user %nice %system %iowait %steal %idle 05:57:01 all 16.26 0.00 6.73 6.34 1.59 69.07 05:57:01 0 19.94 0.00 6.57 6.52 1.16 65.81 05:57:01 1 14.13 0.00 7.38 9.43 1.95 67.11 05:57:01 2 14.19 0.00 6.56 5.13 1.93 72.19 05:57:01 3 16.80 0.00 6.43 4.29 1.33 71.15 05:58:01 all 0.35 0.00 0.07 0.00 0.15 99.43 05:58:01 0 0.42 0.00 0.07 0.00 0.15 99.37 05:58:01 1 0.10 0.00 0.05 0.00 0.18 99.67 05:58:01 2 0.62 0.00 0.08 0.00 0.12 99.18 05:58:01 3 0.25 0.00 0.07 0.00 0.15 99.53 05:59:02 all 0.18 0.00 0.06 0.00 0.07 99.70 05:59:02 0 0.48 0.00 0.05 0.00 0.08 99.38 05:59:02 1 0.07 0.00 0.05 0.00 0.03 99.85 05:59:02 2 0.10 0.00 0.07 0.00 0.08 99.75 05:59:02 3 0.07 0.00 0.05 0.00 0.05 99.83 06:00:01 all 0.14 0.00 0.07 0.00 0.08 99.71 06:00:01 0 0.34 0.00 0.07 0.00 0.14 99.46 06:00:01 1 0.07 0.00 0.08 0.00 0.07 99.78 06:00:01 2 0.07 0.00 0.08 0.00 0.05 99.80 06:00:01 3 0.08 0.00 0.07 0.00 0.07 99.78 06:01:01 all 0.17 0.00 0.05 0.00 0.08 99.69 06:01:01 0 0.08 0.00 0.05 0.00 0.08 99.78 06:01:01 1 0.43 0.00 0.05 0.00 0.15 99.37 06:01:01 2 0.10 0.00 0.05 0.00 0.02 99.83 06:01:01 3 0.07 0.00 0.07 0.00 0.07 99.80 06:02:01 all 0.15 0.00 0.06 0.00 0.04 99.75 06:02:01 0 0.03 0.00 0.03 0.00 0.05 99.88 06:02:01 1 0.43 0.00 0.07 0.00 0.05 99.45 06:02:01 2 0.08 0.00 0.05 0.00 0.05 99.82 06:02:01 3 0.05 0.00 0.05 0.02 0.02 99.87 06:03:01 all 2.33 0.00 1.36 0.97 0.28 95.07 06:03:01 0 2.11 0.00 1.49 0.57 0.27 95.57 06:03:01 1 2.38 0.00 1.32 1.46 0.25 94.59 06:03:01 2 3.24 0.00 1.49 1.84 0.25 93.18 06:03:01 3 1.59 0.00 1.12 0.00 0.32 96.97 Average: all 2.76 0.00 1.19 1.03 0.32 94.69 Average: 0 3.29 0.00 1.17 1.00 0.27 94.26 Average: 1 2.50 0.00 1.28 1.54 0.38 94.31 Average: 2 2.61 0.00 1.19 0.99 0.35 94.86 Average: 3 2.66 0.00 1.10 0.60 0.28 95.35