---> uname -a: Linux d27ac38dc21b 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% /var/log/sa /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 ---> free -m: total used free shared buff/cache available Mem: 1838 619 78 0 1139 1114 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) 04/06/20 _x86_64_ (4 CPU) 17:14:02 LINUX RESTART 17:15:01 tps rtps wtps bread/s bwrtn/s 17:16:01 9.18 0.00 9.18 0.00 2130.52 17:17:01 0.23 0.00 0.23 0.00 3.60 17:18:01 0.25 0.00 0.25 0.00 4.01 17:19:01 0.28 0.00 0.28 0.00 3.51 17:20:01 0.20 0.00 0.20 0.00 2.66 17:21:01 1.70 1.27 0.43 77.02 9.08 17:22:01 1.22 0.00 1.22 0.00 32.84 17:23:01 0.47 0.00 0.47 0.00 7.30 Average: 1.69 0.16 1.53 9.63 274.22 17:15:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:16:01 123244 1759060 93.45 2620 1213316 912356 31.13 428040 1173560 20 17:17:01 123184 1759120 93.46 2620 1213320 901180 30.75 428568 1172852 8 17:18:01 123120 1759184 93.46 2620 1213328 901240 30.75 429064 1172852 8 17:19:01 124464 1757840 93.39 2620 1213332 901048 30.74 428172 1172856 12 17:20:01 124044 1758260 93.41 2620 1213340 901120 30.75 428356 1172852 8 17:21:01 110388 1771916 94.14 2620 1215780 914160 31.19 433920 1173796 144 17:22:01 111156 1771148 94.09 2620 1215784 914160 31.19 432772 1173788 8 17:23:01 112396 1769908 94.03 2620 1215788 904240 30.85 431848 1173788 24 Average: 119000 1763305 93.68 2620 1214249 906188 30.92 430093 1173293 29 17:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:16:01 eth0 0.72 0.35 0.25 0.03 0.00 0.00 0.00 17:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 eth0 1.42 0.37 0.35 0.17 0.00 0.00 0.00 17:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 eth0 0.53 0.38 0.27 0.24 0.00 0.00 0.00 17:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:19:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 17:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 eth0 0.28 0.18 0.14 0.07 0.00 0.00 0.00 17:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:21:01 eth0 6.60 4.05 6.60 2.51 0.00 0.00 0.00 17:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:22:01 eth0 1.55 0.95 1.24 0.64 0.00 0.00 0.00 17:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:23:01 eth0 2.38 1.35 1.95 1.00 0.00 0.00 0.00 17:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.70 0.96 1.35 0.58 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) 04/06/20 _x86_64_ (4 CPU) 17:14:02 LINUX RESTART 17:15:01 CPU %user %nice %system %iowait %steal %idle 17:16:01 all 0.21 0.00 0.10 0.00 0.00 99.69 17:16:01 0 0.12 0.00 0.17 0.00 0.00 99.72 17:16:01 1 0.52 0.00 0.05 0.00 0.00 99.43 17:16:01 2 0.07 0.00 0.12 0.00 0.00 99.82 17:16:01 3 0.13 0.00 0.07 0.00 0.00 99.80 17:17:01 all 0.22 0.00 0.05 0.00 0.00 99.73 17:17:01 0 0.10 0.00 0.05 0.00 0.00 99.85 17:17:01 1 0.57 0.00 0.05 0.00 0.00 99.38 17:17:01 2 0.15 0.00 0.07 0.00 0.02 99.77 17:17:01 3 0.05 0.00 0.03 0.00 0.00 99.92 17:18:01 all 0.18 0.00 0.05 0.00 0.00 99.77 17:18:01 0 0.03 0.00 0.05 0.00 0.00 99.92 17:18:01 1 0.58 0.00 0.05 0.00 0.00 99.37 17:18:01 2 0.07 0.00 0.07 0.00 0.00 99.87 17:18:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:19:01 all 0.18 0.00 0.04 0.00 0.00 99.78 17:19:01 0 0.08 0.00 0.05 0.00 0.00 99.87 17:19:01 1 0.53 0.00 0.03 0.00 0.00 99.43 17:19:01 2 0.07 0.00 0.07 0.00 0.00 99.87 17:19:01 3 0.03 0.00 0.05 0.00 0.00 99.92 17:20:01 all 0.18 0.00 0.04 0.00 0.00 99.78 17:20:01 0 0.07 0.00 0.05 0.00 0.00 99.88 17:20:01 1 0.52 0.00 0.02 0.00 0.00 99.47 17:20:01 2 0.07 0.00 0.05 0.00 0.00 99.88 17:20:01 3 0.05 0.00 0.03 0.00 0.00 99.92 17:21:01 all 0.39 0.00 0.29 0.01 0.00 99.30 17:21:01 0 0.45 0.00 0.38 0.02 0.02 99.13 17:21:01 1 0.42 0.00 0.28 0.02 0.00 99.28 17:21:01 2 0.43 0.00 0.20 0.02 0.00 99.35 17:21:01 3 0.27 0.00 0.30 0.02 0.00 99.42 17:22:01 all 0.18 0.00 0.06 0.00 0.00 99.75 17:22:01 0 0.07 0.00 0.05 0.00 0.00 99.88 17:22:01 1 0.05 0.00 0.07 0.00 0.00 99.88 17:22:01 2 0.55 0.00 0.07 0.00 0.00 99.38 17:22:01 3 0.05 0.00 0.03 0.00 0.00 99.92 17:23:01 all 0.21 0.00 0.08 0.00 0.00 99.72 17:23:01 0 0.07 0.00 0.10 0.00 0.00 99.83 17:23:01 1 0.07 0.00 0.10 0.00 0.00 99.83 17:23:01 2 0.60 0.00 0.08 0.00 0.00 99.32 17:23:01 3 0.10 0.00 0.03 0.00 0.00 99.87 Average: all 0.22 0.00 0.09 0.00 0.00 99.69 Average: 0 0.12 0.00 0.11 0.00 0.00 99.76 Average: 1 0.41 0.00 0.08 0.00 0.00 99.51 Average: 2 0.25 0.00 0.09 0.00 0.00 99.66 Average: 3 0.09 0.00 0.07 0.00 0.00 99.84