---> uname -a: Linux 3ea6f85725b0 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-447 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-447@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 605 63 0 1169 1127 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) 20:03:09 LINUX RESTART 20:04:01 tps rtps wtps bread/s bwrtn/s 20:05:01 10.11 0.12 9.99 3.73 2179.36 20:06:01 2.95 0.00 2.95 0.00 93.64 20:07:01 0.70 0.00 0.70 0.00 8.28 20:08:01 0.53 0.00 0.53 0.00 5.96 Average: 3.57 0.03 3.54 0.93 571.81 20:04:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:05:01 109656 1772648 94.17 2620 1236244 948632 32.37 420692 1193664 8 20:06:01 114236 1768068 93.93 2620 1236248 901344 30.75 419208 1191932 8 20:07:01 114348 1767956 93.93 2620 1236256 901296 30.75 418832 1191932 8 20:08:01 115432 1766872 93.87 2620 1236260 901104 30.75 417892 1191932 12 Average: 113418 1768886 93.97 2620 1236252 913094 31.15 419156 1192365 9 20:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:05:01 eth0 1.57 0.50 0.73 0.26 0.00 0.00 0.00 20:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:06:01 eth0 2.00 0.65 1.26 0.22 0.00 0.00 0.00 20:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:07:01 eth0 0.50 0.37 0.27 0.20 0.00 0.00 0.00 20:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:08:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 20:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.02 0.38 0.57 0.17 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) 20:03:09 LINUX RESTART 20:04:01 CPU %user %nice %system %iowait %steal %idle 20:05:01 all 0.22 0.00 0.12 0.02 0.00 99.64 20:05:01 0 0.05 0.00 0.10 0.00 0.00 99.85 20:05:01 1 0.63 0.00 0.22 0.08 0.00 99.07 20:05:01 2 0.10 0.00 0.08 0.00 0.00 99.82 20:05:01 3 0.08 0.00 0.10 0.00 0.00 99.82 20:06:01 all 0.18 0.00 0.05 0.00 0.00 99.77 20:06:01 0 0.07 0.00 0.07 0.00 0.00 99.87 20:06:01 1 0.50 0.00 0.03 0.00 0.00 99.47 20:06:01 2 0.07 0.00 0.03 0.00 0.00 99.90 20:06:01 3 0.08 0.00 0.07 0.00 0.00 99.85 20:07:01 all 0.15 0.00 0.05 0.00 0.00 99.80 20:07:01 0 0.03 0.00 0.03 0.00 0.00 99.93 20:07:01 1 0.07 0.00 0.07 0.00 0.00 99.87 20:07:01 2 0.05 0.00 0.05 0.00 0.00 99.90 20:07:01 3 0.47 0.00 0.02 0.00 0.00 99.52 20:08:01 all 0.16 0.00 0.04 0.00 0.00 99.80 20:08:01 0 0.05 0.00 0.03 0.00 0.00 99.92 20:08:01 1 0.50 0.00 0.03 0.00 0.00 99.47 20:08:01 2 0.05 0.00 0.03 0.00 0.02 99.90 20:08:01 3 0.03 0.00 0.05 0.00 0.02 99.90 Average: all 0.18 0.00 0.06 0.01 0.00 99.75 Average: 0 0.05 0.00 0.06 0.00 0.00 99.89 Average: 1 0.43 0.00 0.09 0.02 0.00 99.47 Average: 2 0.07 0.00 0.05 0.00 0.00 99.88 Average: 3 0.17 0.00 0.06 0.00 0.00 99.77