---> uname -a: Linux f6beeaa08a2c 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 6.4G 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-464 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-464@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 603 64 0 1169 1129 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) 04/09/20 _x86_64_ (4 CPU) 16:32:24 LINUX RESTART 16:33:01 tps rtps wtps bread/s bwrtn/s 16:34:01 39.83 6.18 33.66 1830.63 2287.12 16:35:01 2.95 0.00 2.95 0.00 96.30 16:36:01 0.73 0.00 0.73 0.00 9.38 16:37:01 0.55 0.00 0.55 0.00 5.70 16:38:01 0.68 0.00 0.68 0.00 7.93 16:39:01 50.22 48.94 1.28 3425.89 35.12 Average: 15.83 9.19 6.64 876.59 407.06 16:33:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:34:01 105440 1776864 94.40 2620 1238564 937952 32.00 429724 1187648 20 16:35:01 113064 1769240 93.99 2620 1238568 901300 30.75 427052 1184384 8 16:36:01 111208 1771096 94.09 2620 1238580 901608 30.76 428428 1184384 12 16:37:01 112824 1769480 94.01 2620 1238580 901368 30.75 427032 1184384 12 16:38:01 112632 1769672 94.02 2620 1238588 901440 30.76 427544 1184384 8 16:39:01 98252 1784052 94.78 2620 1233716 983088 33.54 422304 1194624 95136 Average: 108903 1773401 94.21 2620 1237766 921126 31.43 427014 1186635 15866 16:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:34:01 eth0 132.17 93.41 467.66 59.92 0.00 0.00 0.00 16:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:34:01 docker0 7.96 6.09 1.04 16.32 0.00 0.00 0.00 16:35:01 eth0 0.63 0.08 0.06 0.01 0.00 0.00 0.00 16:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:36:01 eth0 1.33 0.58 0.56 0.36 0.00 0.00 0.00 16:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:37:01 eth0 0.10 0.10 0.01 0.04 0.00 0.00 0.00 16:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:38:01 eth0 0.25 0.18 0.14 0.07 0.00 0.00 0.00 16:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:01 eth0 76.61 59.83 1619.16 8.07 0.00 0.00 0.00 16:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 35.20 25.71 348.15 11.42 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.33 1.02 0.17 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) 16:32:24 LINUX RESTART 16:33:01 CPU %user %nice %system %iowait %steal %idle 16:34:01 all 3.96 0.00 1.81 0.81 0.00 93.41 16:34:01 0 4.65 0.00 2.24 0.15 0.00 92.96 16:34:01 1 3.95 0.00 1.52 1.61 0.00 92.92 16:34:01 2 3.83 0.00 1.79 0.05 0.02 94.32 16:34:01 3 3.43 0.00 1.74 1.47 0.02 93.34 16:35:01 all 0.19 0.00 0.07 0.00 0.00 99.75 16:35:01 0 0.18 0.00 0.03 0.00 0.00 99.78 16:35:01 1 0.08 0.00 0.08 0.00 0.00 99.83 16:35:01 2 0.05 0.00 0.07 0.00 0.00 99.88 16:35:01 3 0.43 0.00 0.07 0.00 0.00 99.50 16:36:01 all 0.21 0.00 0.05 0.00 0.00 99.75 16:36:01 0 0.08 0.00 0.05 0.00 0.00 99.87 16:36:01 1 0.12 0.00 0.05 0.00 0.00 99.83 16:36:01 2 0.10 0.00 0.07 0.00 0.00 99.83 16:36:01 3 0.55 0.00 0.05 0.00 0.00 99.40 16:37:01 all 0.08 0.00 0.06 0.00 0.00 99.87 16:37:01 0 0.03 0.00 0.05 0.00 0.00 99.92 16:37:01 1 0.05 0.00 0.02 0.00 0.00 99.93 16:37:01 2 0.07 0.00 0.05 0.00 0.00 99.88 16:37:01 3 0.13 0.00 0.10 0.00 0.00 99.77 16:38:01 all 0.14 0.00 0.05 0.00 0.00 99.81 16:38:01 0 0.05 0.00 0.03 0.00 0.00 99.92 16:38:01 1 0.12 0.00 0.07 0.00 0.00 99.82 16:38:01 2 0.07 0.00 0.07 0.00 0.00 99.87 16:38:01 3 0.35 0.00 0.03 0.00 0.00 99.62 16:39:01 all 1.46 0.00 0.89 1.11 0.00 96.54 16:39:01 0 1.38 0.00 1.00 0.23 0.00 97.38 16:39:01 1 1.10 0.00 0.80 2.34 0.02 95.75 16:39:01 2 0.73 0.00 0.62 0.02 0.00 98.63 16:39:01 3 2.60 0.00 1.10 1.82 0.00 94.48 Average: all 1.00 0.00 0.49 0.32 0.00 98.19 Average: 0 1.06 0.00 0.57 0.06 0.00 98.31 Average: 1 0.90 0.00 0.42 0.66 0.00 98.02 Average: 2 0.81 0.00 0.44 0.01 0.00 98.74 Average: 3 1.25 0.00 0.51 0.55 0.00 97.69