---> uname -a: Linux d19815b88c6f 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: 2933.436 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-rest-go_PR-20 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-rest-go_PR-20@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 603 66 0 1167 1130 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) 15:06:42 LINUX RESTART 15:07:01 tps rtps wtps bread/s bwrtn/s 15:08:01 111.24 40.14 71.10 5011.09 34599.25 15:09:01 3.23 0.00 3.23 0.00 120.37 15:10:01 0.28 0.00 0.28 0.00 3.88 15:11:01 0.32 0.00 0.32 0.00 3.65 15:12:01 0.22 0.00 0.22 0.00 2.43 Average: 23.06 8.03 15.03 1002.48 6947.76 15:07:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:08:01 132684 1749620 92.95 2620 1204904 946100 32.28 437324 1147320 16 15:09:01 142392 1739912 92.44 2620 1205124 900180 30.71 433484 1144912 16 15:10:01 141596 1740708 92.48 2620 1205132 900400 30.72 434664 1144896 8 15:11:01 141120 1741184 92.50 2620 1205132 900488 30.72 435492 1144212 8 15:12:01 142360 1739944 92.44 2620 1205140 900248 30.72 435212 1143200 8 Average: 140030 1742274 92.56 2620 1205086 909483 31.03 435235 1144908 11 15:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:08:01 eth0 574.46 390.91 1284.48 230.57 0.00 0.00 0.00 15:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 docker0 55.55 43.63 4.48 135.37 0.00 0.00 0.00 15:09:01 eth0 0.82 0.13 0.07 0.04 0.00 0.00 0.00 15:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 eth0 1.30 0.87 0.69 0.23 0.00 0.00 0.00 15:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 eth0 0.38 0.33 0.26 0.20 0.00 0.00 0.00 15:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 15:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 115.44 78.49 257.17 46.22 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 11.11 8.73 0.90 27.08 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) 15:06:42 LINUX RESTART 15:07:01 CPU %user %nice %system %iowait %steal %idle 15:08:01 all 15.78 0.00 6.00 6.82 0.62 70.77 15:08:01 0 16.04 0.00 6.50 5.87 0.58 71.02 15:08:01 1 15.61 0.00 5.90 5.10 0.59 72.79 15:08:01 2 16.87 0.00 5.89 8.60 0.60 68.05 15:08:01 3 14.59 0.00 5.71 7.69 0.71 71.29 15:09:01 all 0.18 0.00 0.06 0.00 0.02 99.73 15:09:01 0 0.10 0.00 0.05 0.00 0.02 99.83 15:09:01 1 0.03 0.00 0.03 0.00 0.02 99.92 15:09:01 2 0.07 0.00 0.05 0.00 0.02 99.87 15:09:01 3 0.55 0.00 0.15 0.00 0.03 99.27 15:10:01 all 0.17 0.00 0.04 0.00 0.02 99.77 15:10:01 0 0.07 0.00 0.05 0.00 0.00 99.88 15:10:01 1 0.12 0.00 0.05 0.00 0.05 99.78 15:10:01 2 0.05 0.00 0.03 0.00 0.02 99.90 15:10:01 3 0.47 0.00 0.03 0.00 0.03 99.47 15:11:01 all 0.15 0.00 0.05 0.00 0.02 99.78 15:11:01 0 0.03 0.00 0.03 0.00 0.02 99.92 15:11:01 1 0.40 0.00 0.03 0.00 0.02 99.55 15:11:01 2 0.07 0.00 0.02 0.00 0.02 99.90 15:11:01 3 0.05 0.00 0.08 0.00 0.02 99.85 15:12:01 all 0.17 0.00 0.05 0.00 0.00 99.78 15:12:01 0 0.03 0.00 0.02 0.00 0.00 99.95 15:12:01 1 0.10 0.00 0.03 0.00 0.00 99.87 15:12:01 2 0.48 0.00 0.05 0.00 0.00 99.47 15:12:01 3 0.08 0.00 0.12 0.00 0.00 99.80 Average: all 3.24 0.00 1.22 1.34 0.14 94.06 Average: 0 3.20 0.00 1.31 1.15 0.12 94.21 Average: 1 3.21 0.00 1.19 1.01 0.13 94.45 Average: 2 3.45 0.00 1.19 1.69 0.13 93.54 Average: 3 3.10 0.00 1.20 1.51 0.16 94.02