---> uname -a: Linux 87e983ffc45f 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-474 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-474@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 629 74 0 1134 1103 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) 04/09/20 _x86_64_ (4 CPU) 02:06:31 LINUX RESTART 02:07:02 tps rtps wtps bread/s bwrtn/s 02:08:01 77.15 35.69 41.46 4955.38 5046.04 02:09:01 3.08 0.07 3.01 2.13 84.78 02:10:01 0.65 0.00 0.65 0.00 8.23 02:11:01 0.53 0.00 0.53 0.00 6.35 02:12:01 0.68 0.00 0.68 0.00 8.06 02:13:01 0.80 0.00 0.80 0.00 9.86 Average: 13.65 5.88 7.77 815.20 849.35 02:07:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:08:01 83260 1799044 95.58 2620 1207484 955444 32.60 477624 1162640 120 02:09:01 113720 1768584 93.96 2620 1207704 933064 31.84 451180 1159716 8 02:10:01 116512 1765792 93.81 2620 1207712 894232 30.51 449780 1158784 8 02:11:01 95680 1786624 94.92 2620 1207712 894528 30.52 470904 1158784 8 02:12:01 97508 1784796 94.82 2620 1207720 894264 30.51 469500 1158784 8 02:13:01 117708 1764596 93.75 2620 1207724 894336 30.51 449172 1158784 8 Average: 104065 1778239 94.47 2620 1207676 910978 31.08 461360 1159582 27 02:07:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 02:08:01 eth0 276.95 187.77 1038.29 100.33 0.00 0.00 0.00 02:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 docker0 5.51 4.89 0.86 16.57 0.00 0.00 0.00 02:09:01 eth0 0.92 0.27 0.86 0.03 0.00 0.00 0.00 02:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 eth0 0.82 0.50 0.30 0.21 0.00 0.00 0.00 02:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 eth0 1.01 0.48 0.56 0.21 0.00 0.00 0.00 02:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 02:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:13:01 eth0 0.32 0.32 0.14 0.08 0.00 0.00 0.00 02:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 46.07 31.15 171.05 16.59 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.91 0.80 0.14 2.72 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) 04/09/20 _x86_64_ (4 CPU) 02:06:31 LINUX RESTART 02:07:02 CPU %user %nice %system %iowait %steal %idle 02:08:01 all 13.14 0.00 7.13 2.16 20.59 56.98 02:08:01 0 11.47 0.00 6.83 4.08 22.27 55.35 02:08:01 1 13.30 0.00 8.05 1.41 20.37 56.87 02:08:01 2 13.46 0.00 6.21 1.56 21.32 57.44 02:08:01 3 14.36 0.00 7.48 1.52 18.34 58.30 02:09:01 all 0.13 0.00 0.08 0.00 0.39 99.40 02:09:01 0 0.33 0.00 0.03 0.00 0.37 99.27 02:09:01 1 0.05 0.00 0.07 0.00 0.37 99.52 02:09:01 2 0.08 0.00 0.08 0.00 0.57 99.27 02:09:01 3 0.07 0.00 0.13 0.00 0.27 99.53 02:10:01 all 0.16 0.00 0.05 0.00 0.11 99.67 02:10:01 0 0.40 0.00 0.03 0.00 0.07 99.50 02:10:01 1 0.07 0.00 0.07 0.00 0.10 99.77 02:10:01 2 0.08 0.00 0.05 0.00 0.08 99.78 02:10:01 3 0.08 0.00 0.08 0.00 0.17 99.67 02:11:01 all 0.35 0.00 0.08 0.00 0.85 98.73 02:11:01 0 0.17 0.00 0.07 0.00 0.81 98.96 02:11:01 1 0.08 0.00 0.07 0.00 0.84 99.01 02:11:01 2 0.12 0.00 0.10 0.00 1.25 98.53 02:11:01 3 1.03 0.00 0.08 0.00 0.50 98.39 02:12:01 all 0.12 0.00 0.04 0.00 0.33 99.51 02:12:01 0 0.03 0.00 0.03 0.00 0.48 99.45 02:12:01 1 0.03 0.00 0.02 0.00 0.30 99.65 02:12:01 2 0.08 0.00 0.07 0.00 0.32 99.53 02:12:01 3 0.33 0.00 0.03 0.00 0.22 99.42 02:13:01 all 0.15 0.00 0.04 0.00 0.09 99.71 02:13:01 0 0.03 0.00 0.03 0.00 0.13 99.80 02:13:01 1 0.07 0.00 0.03 0.00 0.05 99.85 02:13:01 2 0.05 0.00 0.07 0.00 0.13 99.75 02:13:01 3 0.47 0.00 0.03 0.00 0.05 99.45 Average: all 2.40 0.00 1.27 0.37 3.82 92.14 Average: 0 2.14 0.00 1.21 0.70 4.16 91.78 Average: 1 2.31 0.00 1.41 0.24 3.74 92.30 Average: 2 2.41 0.00 1.14 0.27 4.10 92.08 Average: 3 2.74 0.00 1.32 0.25 3.28 92.41