---> uname -a: Linux f16ee23bbae5 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-481@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-481 ---> free -m: total used free shared buff/cache available Mem: 1838 594 71 0 1172 1139 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) 04/10/20 _x86_64_ (4 CPU) 07:07:33 LINUX RESTART 07:08:02 tps rtps wtps bread/s bwrtn/s 07:09:01 53.46 12.86 40.60 2641.12 3727.77 07:10:01 4.00 0.00 4.00 0.00 126.06 07:11:01 0.35 0.00 0.35 0.00 5.18 07:12:01 0.32 0.00 0.32 0.00 4.78 07:13:01 0.30 0.00 0.30 0.00 5.78 07:14:01 0.40 0.00 0.40 0.00 6.56 07:15:01 0.33 0.00 0.33 0.00 5.03 Average: 8.35 1.81 6.54 372.14 547.21 07:08:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:09:01 111032 1771272 94.10 2620 1238008 952220 32.49 428712 1181676 20 07:10:01 120172 1762132 93.62 2620 1238024 920520 31.41 424980 1179532 16 07:11:01 119652 1762652 93.64 2620 1238028 920520 31.41 424988 1179528 8 07:12:01 118520 1763784 93.70 2620 1238032 920688 31.41 426144 1179528 20 07:13:01 118432 1763872 93.71 2620 1238040 920700 31.41 426028 1179528 8 07:14:01 119336 1762968 93.66 2620 1238044 920592 31.41 425484 1179528 8 07:15:01 119780 1762524 93.64 2620 1238048 920520 31.41 425080 1179524 8 Average: 118132 1764172 93.72 2620 1238032 925109 31.56 425917 1179835 13 07:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:09:01 eth0 418.33 267.30 1027.56 102.65 0.00 0.00 0.00 07:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 docker0 8.44 7.07 1.06 19.09 0.00 0.00 0.00 07:10:01 eth0 0.13 0.08 0.01 0.04 0.00 0.00 0.00 07:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 eth0 0.70 0.08 0.05 0.01 0.00 0.00 0.00 07:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 eth0 1.05 0.28 0.32 0.20 0.00 0.00 0.00 07:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 eth0 0.52 0.42 0.27 0.21 0.00 0.00 0.00 07:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 eth0 0.22 0.15 0.08 0.07 0.00 0.00 0.00 07:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:15:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 07:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 59.33 37.82 144.89 14.54 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.19 1.00 0.15 2.69 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) 04/10/20 _x86_64_ (4 CPU) 07:07:33 LINUX RESTART 07:08:02 CPU %user %nice %system %iowait %steal %idle 07:09:01 all 11.09 0.00 3.31 1.20 0.05 84.35 07:09:01 0 10.55 0.00 4.08 0.14 0.03 85.20 07:09:01 1 10.98 0.00 3.44 2.27 0.05 83.26 07:09:01 2 12.00 0.00 2.85 2.15 0.05 82.95 07:09:01 3 10.83 0.00 2.90 0.24 0.05 85.98 07:10:01 all 0.20 0.00 0.08 0.00 0.00 99.72 07:10:01 0 0.03 0.00 0.07 0.00 0.00 99.90 07:10:01 1 0.12 0.00 0.08 0.00 0.00 99.80 07:10:01 2 0.53 0.00 0.05 0.00 0.00 99.42 07:10:01 3 0.10 0.00 0.08 0.00 0.00 99.82 07:11:01 all 0.18 0.00 0.06 0.00 0.00 99.76 07:11:01 0 0.03 0.00 0.05 0.00 0.00 99.92 07:11:01 1 0.07 0.00 0.07 0.00 0.00 99.87 07:11:01 2 0.55 0.00 0.08 0.00 0.00 99.37 07:11:01 3 0.07 0.00 0.05 0.00 0.00 99.88 07:12:01 all 0.18 0.00 0.06 0.00 0.00 99.76 07:12:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:12:01 1 0.08 0.00 0.08 0.00 0.00 99.83 07:12:01 2 0.55 0.00 0.07 0.00 0.00 99.38 07:12:01 3 0.05 0.00 0.05 0.00 0.02 99.88 07:13:01 all 0.14 0.00 0.07 0.00 0.00 99.79 07:13:01 0 0.03 0.00 0.07 0.00 0.00 99.90 07:13:01 1 0.12 0.00 0.08 0.00 0.00 99.80 07:13:01 2 0.35 0.00 0.08 0.00 0.00 99.57 07:13:01 3 0.05 0.00 0.03 0.00 0.00 99.92 07:14:01 all 0.06 0.00 0.05 0.00 0.00 99.90 07:14:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:14:01 1 0.05 0.00 0.05 0.00 0.02 99.88 07:14:01 2 0.07 0.00 0.07 0.00 0.00 99.87 07:14:01 3 0.07 0.00 0.05 0.00 0.00 99.88 07:15:01 all 0.10 0.00 0.06 0.00 0.00 99.83 07:15:01 0 0.03 0.00 0.03 0.00 0.02 99.92 07:15:01 1 0.08 0.00 0.07 0.00 0.00 99.85 07:15:01 2 0.25 0.00 0.07 0.00 0.00 99.68 07:15:01 3 0.07 0.00 0.03 0.00 0.00 99.90 Average: all 1.68 0.00 0.52 0.17 0.01 97.63 Average: 0 1.51 0.00 0.61 0.02 0.01 97.86 Average: 1 1.61 0.00 0.54 0.32 0.01 97.51 Average: 2 2.01 0.00 0.46 0.30 0.01 97.22 Average: 3 1.57 0.00 0.45 0.03 0.01 97.94