---> uname -a: Linux a9cb46072608 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: 2933.442 BogoMIPS: 5866.88 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-snmp-go_PR-41 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-snmp-go_PR-41@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 621 82 0 1133 1110 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) 01/10/20 _x86_64_ (4 CPU) 17:06:21 LINUX RESTART 17:07:02 tps rtps wtps bread/s bwrtn/s 17:08:01 12.02 1.44 10.58 84.81 2699.17 17:09:01 2.76 0.00 2.76 0.00 91.51 17:10:01 0.27 0.00 0.27 0.00 3.33 17:11:01 0.23 0.00 0.23 0.00 3.00 17:12:01 0.30 0.00 0.30 0.00 3.40 17:13:01 0.42 0.00 0.42 0.00 4.91 17:14:01 71.96 50.84 21.12 3371.59 9444.36 Average: 12.59 7.50 5.09 495.79 1750.55 17:07:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:08:01 117096 1765208 93.78 2620 1207924 927432 31.64 451804 1156328 8 17:09:01 119204 1763100 93.67 2620 1207928 927132 31.63 450652 1155456 8 17:10:01 120744 1761560 93.59 2620 1207932 920636 31.41 450180 1154548 16 17:11:01 121240 1761064 93.56 2620 1207936 920628 31.41 450164 1154524 12 17:12:01 122404 1759900 93.50 2620 1207940 911352 31.09 449288 1154400 8 17:13:01 123236 1759068 93.45 2620 1207948 904156 30.85 448780 1154280 20 17:14:01 72932 1809372 96.13 2620 1184608 1117188 38.12 509568 1109488 108044 Average: 113837 1768467 93.95 2620 1204602 946932 32.31 458634 1148432 15445 17:07:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:08:01 eth0 23.78 17.48 15.99 20.62 0.00 0.00 0.00 17:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:08:01 docker0 0.86 0.81 0.21 1.34 0.00 0.00 0.00 17:09:01 eth0 1.12 0.38 0.33 0.21 0.00 0.00 0.00 17:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 eth0 2.03 0.68 0.62 0.37 0.00 0.00 0.00 17:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:11:01 eth0 1.40 0.67 0.57 0.40 0.00 0.00 0.00 17:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:12:01 eth0 0.48 0.28 0.28 0.11 0.00 0.00 0.00 17:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 17:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 eth0 97.59 80.15 2105.01 8.64 0.00 0.00 0.00 17:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 18.09 14.26 304.60 4.30 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.12 0.11 0.03 0.19 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) 01/10/20 _x86_64_ (4 CPU) 17:06:21 LINUX RESTART 17:07:02 CPU %user %nice %system %iowait %steal %idle 17:08:01 all 0.97 0.00 0.36 0.02 0.00 98.65 17:08:01 0 1.26 0.00 0.42 0.00 0.00 98.32 17:08:01 1 1.05 0.00 0.34 0.03 0.00 98.58 17:08:01 2 0.80 0.00 0.32 0.03 0.00 98.85 17:08:01 3 0.80 0.00 0.32 0.02 0.00 98.86 17:09:01 all 0.18 0.00 0.04 0.00 0.00 99.78 17:09:01 0 0.52 0.00 0.03 0.00 0.00 99.45 17:09:01 1 0.07 0.00 0.05 0.00 0.00 99.88 17:09:01 2 0.08 0.00 0.07 0.00 0.00 99.85 17:09:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:10:01 all 0.17 0.00 0.05 0.00 0.00 99.78 17:10:01 0 0.52 0.00 0.03 0.00 0.00 99.45 17:10:01 1 0.07 0.00 0.07 0.00 0.00 99.87 17:10:01 2 0.07 0.00 0.07 0.00 0.00 99.87 17:10:01 3 0.02 0.00 0.02 0.00 0.02 99.95 17:11:01 all 0.18 0.00 0.04 0.00 0.00 99.78 17:11:01 0 0.57 0.00 0.03 0.00 0.00 99.40 17:11:01 1 0.08 0.00 0.05 0.00 0.00 99.87 17:11:01 2 0.05 0.00 0.05 0.00 0.00 99.90 17:11:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:12:01 all 0.17 0.00 0.04 0.00 0.00 99.79 17:12:01 0 0.45 0.00 0.03 0.00 0.00 99.52 17:12:01 1 0.03 0.00 0.03 0.00 0.00 99.93 17:12:01 2 0.15 0.00 0.03 0.00 0.02 99.80 17:12:01 3 0.03 0.00 0.02 0.00 0.00 99.95 17:13:01 all 0.16 0.00 0.03 0.00 0.00 99.80 17:13:01 0 0.07 0.00 0.05 0.00 0.02 99.87 17:13:01 1 0.02 0.00 0.03 0.00 0.00 99.95 17:13:01 2 0.40 0.00 0.02 0.00 0.00 99.58 17:13:01 3 0.18 0.00 0.05 0.00 0.00 99.77 17:14:01 all 3.28 0.00 1.28 1.18 0.01 94.25 17:14:01 0 2.88 0.00 1.22 0.18 0.00 95.72 17:14:01 1 3.15 0.00 1.17 1.20 0.00 94.48 17:14:01 2 4.00 0.00 1.52 2.73 0.00 91.75 17:14:01 3 3.10 0.00 1.22 0.60 0.00 95.08 Average: all 0.73 0.00 0.26 0.17 0.00 98.83 Average: 0 0.89 0.00 0.26 0.03 0.00 98.82 Average: 1 0.64 0.00 0.25 0.18 0.00 98.94 Average: 2 0.79 0.00 0.30 0.40 0.00 98.51 Average: 3 0.60 0.00 0.24 0.09 0.00 99.07