---> uname -a: Linux 09692c8b4b86 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-474@tmp /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-474 ---> free -m: total used free shared buff/cache available Mem: 1838 633 74 0 1130 1099 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) 04/08/20 _x86_64_ (4 CPU) 07:40:24 LINUX RESTART 07:41:02 tps rtps wtps bread/s bwrtn/s 07:42:01 22.56 6.42 16.14 1929.89 2320.07 07:43:01 2.61 0.00 2.61 0.00 91.67 07:44:01 0.27 0.00 0.27 0.00 3.75 07:45:01 0.22 0.00 0.22 0.00 2.96 07:46:01 0.22 0.00 0.22 0.00 3.78 07:47:01 0.38 0.00 0.38 0.00 5.00 Average: 4.33 1.06 3.27 317.23 399.28 07:41:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:42:01 108688 1773616 94.23 2620 1208036 944984 32.24 456832 1158456 8 07:43:01 112452 1769852 94.03 2620 1208040 920668 31.41 454220 1158156 8 07:44:01 112296 1770008 94.03 2620 1208052 920740 31.42 454592 1158100 8 07:45:01 112188 1770116 94.04 2620 1208052 920716 31.41 454524 1158100 8 07:46:01 112868 1769436 94.00 2620 1208060 920644 31.41 454176 1158100 16 07:47:01 113392 1768912 93.98 2620 1208064 920548 31.41 453568 1158100 16 Average: 111981 1770323 94.05 2620 1208051 924717 31.55 454652 1158169 11 07:41:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:42:01 eth0 148.11 100.07 458.48 53.69 0.00 0.00 0.00 07:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:42:01 docker0 8.91 7.40 1.06 16.64 0.00 0.00 0.00 07:43:01 eth0 1.42 0.42 0.34 0.24 0.00 0.00 0.00 07:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:44:01 eth0 1.12 0.38 0.33 0.21 0.00 0.00 0.00 07:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:45:01 eth0 1.27 0.28 0.33 0.17 0.00 0.00 0.00 07:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:46:01 eth0 0.77 0.43 0.41 0.30 0.00 0.00 0.00 07:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:47:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 07:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 25.13 16.72 75.60 8.98 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.46 1.22 0.17 2.74 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) 04/08/20 _x86_64_ (4 CPU) 07:40:24 LINUX RESTART 07:41:02 CPU %user %nice %system %iowait %steal %idle 07:42:01 all 3.16 0.00 1.30 0.25 0.01 95.29 07:42:01 0 3.40 0.00 1.75 0.15 0.00 94.70 07:42:01 1 3.64 0.00 1.16 0.10 0.02 95.09 07:42:01 2 2.85 0.00 1.04 0.03 0.00 96.07 07:42:01 3 2.72 0.00 1.24 0.70 0.02 95.33 07:43:01 all 0.17 0.00 0.05 0.00 0.00 99.78 07:43:01 0 0.07 0.00 0.03 0.00 0.02 99.88 07:43:01 1 0.32 0.00 0.05 0.00 0.00 99.63 07:43:01 2 0.05 0.00 0.07 0.00 0.02 99.87 07:43:01 3 0.27 0.00 0.05 0.00 0.00 99.68 07:44:01 all 0.17 0.00 0.04 0.00 0.01 99.78 07:44:01 0 0.07 0.00 0.03 0.00 0.00 99.90 07:44:01 1 0.03 0.00 0.03 0.00 0.02 99.92 07:44:01 2 0.07 0.00 0.05 0.00 0.00 99.88 07:44:01 3 0.50 0.00 0.03 0.00 0.02 99.45 07:45:01 all 0.18 0.00 0.04 0.00 0.00 99.79 07:45:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:45:01 1 0.07 0.00 0.05 0.00 0.00 99.88 07:45:01 2 0.43 0.00 0.05 0.00 0.00 99.52 07:45:01 3 0.17 0.00 0.03 0.00 0.00 99.80 07:46:01 all 0.18 0.00 0.04 0.00 0.00 99.78 07:46:01 0 0.03 0.00 0.02 0.00 0.00 99.95 07:46:01 1 0.07 0.00 0.07 0.00 0.00 99.87 07:46:01 2 0.57 0.00 0.03 0.00 0.00 99.40 07:46:01 3 0.05 0.00 0.02 0.00 0.00 99.93 07:47:01 all 0.15 0.00 0.04 0.00 0.00 99.81 07:47:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:47:01 1 0.07 0.00 0.05 0.00 0.00 99.88 07:47:01 2 0.05 0.00 0.03 0.00 0.00 99.92 07:47:01 3 0.45 0.00 0.05 0.00 0.00 99.50 Average: all 0.66 0.00 0.25 0.04 0.00 99.05 Average: 0 0.60 0.00 0.31 0.03 0.00 99.06 Average: 1 0.69 0.00 0.23 0.02 0.01 99.06 Average: 2 0.66 0.00 0.21 0.01 0.00 99.12 Average: 3 0.69 0.00 0.23 0.11 0.01 98.96