---> uname -a: Linux b8af31fb4e45 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-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 610 75 0 1152 1123 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) 05/13/20 _x86_64_ (4 CPU) 08:19:13 LINUX RESTART 08:20:01 tps rtps wtps bread/s bwrtn/s 08:21:01 12.04 1.48 10.56 85.51 2171.48 08:22:01 2.53 0.00 2.53 0.00 87.98 08:23:01 0.30 0.00 0.30 0.00 3.48 Average: 4.96 0.49 4.46 28.51 754.43 08:20:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:21:01 105256 1777048 94.41 2620 1220112 954944 32.58 466056 1147032 16 08:22:01 115180 1767124 93.88 2620 1220120 896592 30.59 459480 1145532 8 08:23:01 114112 1768192 93.94 2620 1220128 896772 30.60 460832 1145276 20 Average: 111516 1770788 94.08 2620 1220120 916103 31.26 462123 1145947 15 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:21:01 eth0 113.59 105.13 162.22 162.79 0.00 0.00 0.00 08:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 docker0 57.06 39.26 4.36 132.36 0.00 0.00 0.00 08:22:01 eth0 0.82 0.15 0.15 0.01 0.00 0.00 0.00 08:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 eth0 1.48 0.68 0.59 0.37 0.00 0.00 0.00 08:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 38.63 35.33 54.33 54.40 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 19.02 13.09 1.45 44.13 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) 05/13/20 _x86_64_ (4 CPU) 08:19:13 LINUX RESTART 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:21:01 all 2.94 0.00 0.97 0.02 0.00 96.07 08:21:01 0 2.79 0.00 1.14 0.02 0.02 96.04 08:21:01 1 3.21 0.00 0.94 0.00 0.00 95.86 08:21:01 2 2.60 0.00 0.88 0.02 0.00 96.50 08:21:01 3 3.17 0.00 0.95 0.03 0.02 95.83 08:22:01 all 0.11 0.00 0.07 0.00 0.00 99.82 08:22:01 0 0.07 0.00 0.03 0.00 0.00 99.90 08:22:01 1 0.10 0.00 0.07 0.00 0.00 99.83 08:22:01 2 0.07 0.00 0.03 0.00 0.00 99.90 08:22:01 3 0.20 0.00 0.12 0.00 0.00 99.68 08:23:01 all 0.08 0.00 0.06 0.00 0.00 99.86 08:23:01 0 0.05 0.00 0.02 0.00 0.00 99.93 08:23:01 1 0.08 0.00 0.08 0.00 0.02 99.82 08:23:01 2 0.07 0.00 0.07 0.00 0.00 99.87 08:23:01 3 0.08 0.00 0.05 0.00 0.00 99.87 Average: all 1.04 0.00 0.37 0.01 0.00 98.59 Average: 0 0.97 0.00 0.39 0.01 0.01 98.63 Average: 1 1.13 0.00 0.36 0.00 0.01 98.50 Average: 2 0.91 0.00 0.33 0.01 0.00 98.75 Average: 3 1.15 0.00 0.37 0.01 0.01 98.46