---> uname -a: Linux 65dabd13c943 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-442 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-442@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 600 71 0 1166 1134 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) 02/10/20 _x86_64_ (4 CPU) 22:08:13 LINUX RESTART 22:09:01 tps rtps wtps bread/s bwrtn/s 22:10:01 9.98 0.07 9.91 2.13 1908.89 22:11:01 2.82 0.00 2.82 0.00 86.86 22:12:01 0.70 0.00 0.70 0.00 8.28 22:13:01 0.57 0.00 0.57 0.00 6.15 22:14:01 0.68 0.00 0.68 0.00 8.61 22:15:01 0.75 0.00 0.75 0.00 9.44 22:16:01 0.53 0.00 0.53 0.00 5.83 Average: 2.29 0.01 2.28 0.30 290.63 22:09:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:01 126492 1755812 93.28 2620 1227844 917444 31.30 415740 1181916 20 22:11:01 127284 1755020 93.24 2620 1227848 892772 30.46 416064 1181184 8 22:12:01 126388 1755916 93.29 2620 1227856 893016 30.47 417116 1181184 8 22:13:01 127272 1755032 93.24 2620 1227856 892836 30.46 416024 1181184 8 22:14:01 127256 1755048 93.24 2620 1227864 892896 30.47 416484 1181188 8 22:15:01 126932 1755372 93.26 2620 1227892 892908 30.47 416500 1181184 16 22:16:01 143460 1738844 92.38 2620 1227868 892836 30.46 399916 1181180 8 Average: 129298 1753006 93.13 2620 1227861 896387 30.58 413978 1181289 11 22:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:10:01 eth0 0.68 0.13 0.05 0.08 0.00 0.00 0.00 22:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 eth0 0.52 0.07 0.06 0.01 0.00 0.00 0.00 22:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 eth0 0.95 0.53 0.53 0.36 0.00 0.00 0.00 22:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 22:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:14:01 eth0 0.22 0.20 0.08 0.07 0.00 0.00 0.00 22:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:15:01 eth0 0.22 0.20 0.07 0.01 0.00 0.00 0.00 22:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:16:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 22:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.39 0.19 0.11 0.08 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 02/10/20 _x86_64_ (4 CPU) 22:08:13 LINUX RESTART 22:09:01 CPU %user %nice %system %iowait %steal %idle 22:10:01 all 0.21 0.00 0.08 0.00 0.00 99.70 22:10:01 0 0.05 0.00 0.07 0.00 0.00 99.88 22:10:01 1 0.13 0.00 0.07 0.00 0.00 99.80 22:10:01 2 0.10 0.00 0.10 0.00 0.00 99.80 22:10:01 3 0.53 0.00 0.12 0.00 0.02 99.33 22:11:01 all 0.14 0.00 0.06 0.00 0.00 99.80 22:11:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:11:01 1 0.10 0.00 0.05 0.00 0.00 99.85 22:11:01 2 0.05 0.00 0.08 0.00 0.00 99.87 22:11:01 3 0.38 0.00 0.08 0.00 0.00 99.53 22:12:01 all 0.07 0.00 0.04 0.00 0.00 99.89 22:12:01 0 0.05 0.00 0.03 0.00 0.00 99.92 22:12:01 1 0.05 0.00 0.05 0.00 0.00 99.90 22:12:01 2 0.07 0.00 0.05 0.00 0.00 99.88 22:12:01 3 0.12 0.00 0.03 0.00 0.00 99.85 22:13:01 all 0.09 0.00 0.04 0.00 0.00 99.87 22:13:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:13:01 1 0.22 0.00 0.05 0.00 0.00 99.73 22:13:01 2 0.05 0.00 0.03 0.00 0.00 99.92 22:13:01 3 0.08 0.00 0.03 0.00 0.00 99.88 22:14:01 all 0.17 0.00 0.05 0.00 0.00 99.78 22:14:01 0 0.05 0.00 0.07 0.00 0.00 99.88 22:14:01 1 0.53 0.00 0.03 0.00 0.00 99.43 22:14:01 2 0.07 0.00 0.05 0.00 0.00 99.88 22:14:01 3 0.03 0.00 0.03 0.00 0.00 99.93 22:15:01 all 0.18 0.00 0.04 0.00 0.00 99.78 22:15:01 0 0.07 0.00 0.05 0.00 0.00 99.88 22:15:01 1 0.57 0.00 0.07 0.00 0.00 99.37 22:15:01 2 0.05 0.00 0.05 0.00 0.00 99.90 22:15:01 3 0.02 0.00 0.02 0.00 0.00 99.97 22:16:01 all 0.17 0.00 0.03 0.00 0.00 99.79 22:16:01 0 0.03 0.00 0.00 0.00 0.00 99.97 22:16:01 1 0.57 0.00 0.05 0.00 0.00 99.38 22:16:01 2 0.05 0.00 0.05 0.00 0.00 99.90 22:16:01 3 0.03 0.00 0.02 0.00 0.00 99.95 Average: all 0.15 0.00 0.05 0.00 0.00 99.80 Average: 0 0.05 0.00 0.04 0.00 0.00 99.92 Average: 1 0.31 0.00 0.05 0.00 0.00 99.64 Average: 2 0.06 0.00 0.06 0.00 0.00 99.88 Average: 3 0.17 0.00 0.05 0.00 0.00 99.78