---> uname -a: Linux 47225cd48fa4 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 6.4G 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-432 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-432@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 622 65 0 1150 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) 04/06/20 _x86_64_ (4 CPU) 03:37:14 LINUX RESTART 03:38:01 tps rtps wtps bread/s bwrtn/s 03:39:01 11.59 1.42 10.17 82.60 2155.50 03:40:01 2.12 0.00 2.12 0.00 73.47 03:41:01 0.27 0.00 0.27 0.00 3.61 03:42:01 0.70 0.00 0.70 0.00 8.13 03:43:01 0.55 0.00 0.55 0.00 6.09 03:44:01 33.38 32.94 0.43 2075.02 6.53 Average: 8.10 5.73 2.37 359.59 375.61 03:38:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 112520 1769784 94.02 2620 1211772 931864 31.79 466024 1145352 12 03:40:01 119496 1762808 93.65 2620 1211780 903424 30.82 460844 1144956 16 03:41:01 118244 1764060 93.72 2620 1211784 903704 30.83 462248 1144952 8 03:42:01 118392 1763912 93.71 2620 1211784 903632 30.83 461780 1144952 8 03:43:01 119048 1763256 93.68 2620 1211796 903560 30.83 461532 1144952 8 03:44:01 66288 1816016 96.48 2620 1243864 931564 31.78 475208 1177164 184 Average: 108998 1773306 94.21 2620 1217130 912958 31.15 464606 1150388 39 03:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:39:01 eth0 26.21 22.03 30.26 34.64 0.00 0.00 0.00 03:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 docker0 6.66 4.71 0.89 15.47 0.00 0.00 0.00 03:40:01 eth0 0.93 0.07 0.09 0.01 0.00 0.00 0.00 03:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 eth0 1.22 0.43 0.58 0.18 0.00 0.00 0.00 03:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 eth0 0.42 0.30 0.26 0.23 0.00 0.00 0.00 03:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 eth0 0.28 0.22 0.14 0.07 0.00 0.00 0.00 03:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 eth0 7.96 5.28 8.08 3.05 0.00 0.00 0.00 03:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 6.17 4.72 6.57 6.36 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.11 0.79 0.15 2.58 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) 04/06/20 _x86_64_ (4 CPU) 03:37:14 LINUX RESTART 03:38:01 CPU %user %nice %system %iowait %steal %idle 03:39:01 all 1.28 0.00 0.45 0.02 0.00 98.25 03:39:01 0 1.10 0.00 0.48 0.00 0.00 98.41 03:39:01 1 1.55 0.00 0.43 0.03 0.00 97.98 03:39:01 2 1.30 0.00 0.35 0.00 0.00 98.35 03:39:01 3 1.20 0.00 0.52 0.03 0.00 98.25 03:40:01 all 0.19 0.00 0.05 0.00 0.00 99.76 03:40:01 0 0.07 0.00 0.07 0.00 0.00 99.87 03:40:01 1 0.40 0.00 0.05 0.00 0.02 99.53 03:40:01 2 0.23 0.00 0.05 0.00 0.00 99.72 03:40:01 3 0.05 0.00 0.05 0.00 0.00 99.90 03:41:01 all 0.20 0.00 0.05 0.00 0.00 99.75 03:41:01 0 0.05 0.00 0.03 0.00 0.00 99.92 03:41:01 1 0.08 0.00 0.05 0.00 0.00 99.87 03:41:01 2 0.60 0.00 0.05 0.00 0.02 99.33 03:41:01 3 0.07 0.00 0.05 0.00 0.00 99.88 03:42:01 all 0.18 0.00 0.05 0.00 0.00 99.77 03:42:01 0 0.07 0.00 0.07 0.00 0.00 99.87 03:42:01 1 0.07 0.00 0.05 0.00 0.00 99.88 03:42:01 2 0.55 0.00 0.03 0.00 0.00 99.42 03:42:01 3 0.03 0.00 0.03 0.00 0.00 99.93 03:43:01 all 0.18 0.00 0.05 0.00 0.00 99.77 03:43:01 0 0.07 0.00 0.07 0.00 0.00 99.87 03:43:01 1 0.05 0.00 0.03 0.00 0.00 99.92 03:43:01 2 0.55 0.00 0.07 0.00 0.00 99.38 03:43:01 3 0.05 0.00 0.03 0.00 0.00 99.92 03:44:01 all 0.64 0.00 0.45 0.76 0.00 98.14 03:44:01 0 0.48 0.00 0.62 0.83 0.02 98.05 03:44:01 1 1.27 0.00 0.65 1.85 0.00 96.23 03:44:01 2 0.43 0.00 0.28 0.32 0.00 98.97 03:44:01 3 0.37 0.00 0.27 0.05 0.02 99.30 Average: all 0.45 0.00 0.18 0.13 0.00 99.24 Average: 0 0.31 0.00 0.22 0.14 0.00 99.33 Average: 1 0.57 0.00 0.21 0.31 0.00 98.90 Average: 2 0.61 0.00 0.14 0.05 0.00 99.19 Average: 3 0.29 0.00 0.16 0.01 0.00 99.53