---> uname -a: Linux 56871c9358da 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: 2933.396 BogoMIPS: 5866.79 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-sdk-go_PR-527 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-527@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 634 65 0 1138 1100 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) 05/12/20 _x86_64_ (4 CPU) 02:09:31 LINUX RESTART 02:10:01 tps rtps wtps bread/s bwrtn/s 02:11:01 42.55 11.14 31.41 2278.77 2502.68 02:12:01 2.53 0.00 2.53 0.00 82.46 02:13:01 0.38 0.00 0.38 0.00 6.55 02:14:01 0.18 0.00 0.18 0.00 1.60 02:15:01 0.23 0.00 0.23 0.00 3.38 02:16:01 79.33 53.48 25.85 3542.57 9664.86 Average: 20.87 10.77 10.10 970.31 2043.71 02:10:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:11:01 114648 1767656 93.91 2620 1208028 936320 31.95 452740 1151120 16 02:12:01 122920 1759384 93.47 2620 1208032 894276 30.51 446340 1150808 16 02:13:01 121684 1760620 93.54 2620 1208040 894468 30.52 447668 1150808 12 02:14:01 122588 1759716 93.49 2620 1208044 894276 30.51 447004 1150780 20 02:15:01 122408 1759896 93.50 2620 1208052 894348 30.51 447352 1150780 16 02:16:01 74028 1808276 96.07 2620 1202880 1107460 37.79 473260 1156004 72948 Average: 113046 1769258 93.99 2620 1207179 936858 31.97 452394 1151717 12171 02:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 02:11:01 eth0 328.49 231.01 696.84 89.24 0.00 0.00 0.00 02:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 docker0 6.54 5.48 1.06 17.80 0.00 0.00 0.00 02:12:01 eth0 0.82 0.08 0.07 0.01 0.00 0.00 0.00 02:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:13:01 eth0 3.88 1.85 3.43 0.48 0.00 0.00 0.00 02:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:14:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 02:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:15:01 eth0 0.20 0.15 0.08 0.04 0.00 0.00 0.00 02:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:16:01 eth0 94.20 78.33 2327.98 10.05 0.00 0.00 0.00 02:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 71.29 51.93 504.77 16.64 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.09 0.91 0.18 2.97 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) 05/12/20 _x86_64_ (4 CPU) 02:09:31 LINUX RESTART 02:10:01 CPU %user %nice %system %iowait %steal %idle 02:11:01 all 6.74 0.00 1.84 1.13 0.00 90.28 02:11:01 0 5.90 0.00 2.23 0.67 0.00 91.20 02:11:01 1 7.09 0.00 1.66 0.10 0.00 91.15 02:11:01 2 5.82 0.00 1.82 1.07 0.02 91.27 02:11:01 3 8.16 0.00 1.66 2.70 0.00 87.49 02:12:01 all 0.20 0.00 0.04 0.00 0.00 99.76 02:12:01 0 0.07 0.00 0.05 0.00 0.00 99.88 02:12:01 1 0.08 0.00 0.03 0.00 0.00 99.88 02:12:01 2 0.08 0.00 0.05 0.00 0.00 99.87 02:12:01 3 0.57 0.00 0.03 0.00 0.00 99.40 02:13:01 all 0.21 0.00 0.05 0.00 0.00 99.74 02:13:01 0 0.07 0.00 0.05 0.00 0.02 99.87 02:13:01 1 0.07 0.00 0.05 0.00 0.00 99.88 02:13:01 2 0.12 0.00 0.05 0.00 0.00 99.83 02:13:01 3 0.57 0.00 0.03 0.00 0.00 99.40 02:14:01 all 0.13 0.00 0.06 0.00 0.00 99.80 02:14:01 0 0.05 0.00 0.02 0.00 0.00 99.93 02:14:01 1 0.08 0.00 0.03 0.00 0.00 99.88 02:14:01 2 0.08 0.00 0.12 0.00 0.00 99.80 02:14:01 3 0.32 0.00 0.07 0.00 0.02 99.60 02:15:01 all 0.12 0.00 0.04 0.00 0.00 99.85 02:15:01 0 0.10 0.00 0.05 0.00 0.00 99.85 02:15:01 1 0.25 0.00 0.05 0.00 0.00 99.70 02:15:01 2 0.08 0.00 0.03 0.00 0.00 99.88 02:15:01 3 0.02 0.00 0.03 0.00 0.00 99.95 02:16:01 all 3.27 0.00 1.48 1.17 0.06 94.01 02:16:01 0 2.97 0.00 1.29 0.53 0.08 95.12 02:16:01 1 3.83 0.00 1.40 2.17 0.10 92.49 02:16:01 2 2.66 0.00 1.54 1.46 0.03 94.31 02:16:01 3 3.65 0.00 1.67 0.54 0.05 94.09 Average: all 1.77 0.00 0.58 0.38 0.01 97.25 Average: 0 1.52 0.00 0.61 0.20 0.02 97.65 Average: 1 1.90 0.00 0.54 0.38 0.02 97.17 Average: 2 1.47 0.00 0.60 0.42 0.01 97.50 Average: 3 2.21 0.00 0.58 0.54 0.01 96.66