---> uname -a: Linux 2944d859ebde 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 6.4G 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-sdk-go_PR-448@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-448 ---> free -m: total used free shared buff/cache available Mem: 1838 596 73 0 1168 1139 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) 04/15/20 _x86_64_ (4 CPU) 12:05:32 LINUX RESTART 12:06:01 tps rtps wtps bread/s bwrtn/s 12:07:01 52.13 13.84 38.30 2698.50 3673.16 12:08:01 2.86 0.00 2.86 0.00 95.79 12:09:01 0.67 0.00 0.67 0.00 8.36 12:10:01 0.63 0.00 0.63 0.00 6.14 12:11:01 0.40 0.00 0.40 0.00 4.43 12:12:01 1.68 1.27 0.42 76.48 7.15 12:13:01 1.15 0.00 1.15 0.00 30.45 Average: 8.51 2.16 6.35 396.51 546.61 12:06:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:07:01 99928 1782376 94.69 2620 1240684 951552 32.47 441504 1181324 16 12:08:01 122560 1759744 93.49 2620 1240904 902360 30.79 420460 1181296 8 12:09:01 121396 1760908 93.55 2620 1240912 902576 30.80 421692 1181280 8 12:10:01 121964 1760340 93.52 2620 1240912 902804 30.80 421336 1181280 8 12:11:01 122160 1760144 93.51 2620 1240920 902816 30.80 421456 1181280 8 12:12:01 110568 1771736 94.13 2620 1243344 905724 30.90 424992 1182256 144 12:13:01 102632 1779672 94.55 2620 1243348 915956 31.25 426424 1182252 24 Average: 114458 1767846 93.92 2620 1241575 911970 31.12 425409 1181567 31 12:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 12:07:01 eth0 397.27 241.08 1012.78 99.27 0.00 0.00 0.00 12:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 docker0 7.61 5.69 1.01 16.44 0.00 0.00 0.00 12:08:01 eth0 0.85 0.18 0.15 0.03 0.00 0.00 0.00 12:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 eth0 0.95 0.33 0.31 0.20 0.00 0.00 0.00 12:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 eth0 1.33 0.42 0.33 0.18 0.00 0.00 0.00 12:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 eth0 0.62 0.38 0.33 0.24 0.00 0.00 0.00 12:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 eth0 3.43 2.33 3.81 1.14 0.00 0.00 0.00 12:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:13:01 eth0 7.28 3.95 6.26 3.10 0.00 0.00 0.00 12:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 58.83 35.53 146.31 14.88 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 0.81 0.14 2.35 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) 04/15/20 _x86_64_ (4 CPU) 12:05:32 LINUX RESTART 12:06:01 CPU %user %nice %system %iowait %steal %idle 12:07:01 all 12.39 0.00 3.29 1.02 0.02 83.28 12:07:01 0 11.94 0.00 4.10 0.52 0.03 83.41 12:07:01 1 10.70 0.00 3.20 1.24 0.03 84.83 12:07:01 2 14.58 0.00 2.89 2.17 0.02 80.35 12:07:01 3 12.36 0.00 2.97 0.13 0.02 84.52 12:08:01 all 0.19 0.00 0.05 0.00 0.00 99.75 12:08:01 0 0.55 0.00 0.05 0.00 0.00 99.40 12:08:01 1 0.07 0.00 0.03 0.00 0.00 99.90 12:08:01 2 0.07 0.00 0.07 0.00 0.00 99.87 12:08:01 3 0.07 0.00 0.05 0.00 0.00 99.88 12:09:01 all 0.21 0.00 0.05 0.00 0.00 99.73 12:09:01 0 0.55 0.00 0.07 0.00 0.00 99.38 12:09:01 1 0.10 0.00 0.07 0.00 0.00 99.83 12:09:01 2 0.08 0.00 0.05 0.00 0.00 99.87 12:09:01 3 0.12 0.00 0.05 0.00 0.00 99.83 12:10:01 all 0.18 0.00 0.05 0.00 0.00 99.77 12:10:01 0 0.52 0.00 0.03 0.00 0.00 99.45 12:10:01 1 0.10 0.00 0.08 0.00 0.00 99.82 12:10:01 2 0.05 0.00 0.05 0.00 0.00 99.90 12:10:01 3 0.03 0.00 0.03 0.00 0.00 99.93 12:11:01 all 0.19 0.00 0.05 0.00 0.00 99.76 12:11:01 0 0.07 0.00 0.05 0.00 0.02 99.87 12:11:01 1 0.03 0.00 0.05 0.00 0.00 99.92 12:11:01 2 0.58 0.00 0.07 0.00 0.00 99.35 12:11:01 3 0.07 0.00 0.05 0.00 0.00 99.88 12:12:01 all 0.38 0.00 0.25 0.01 0.00 99.35 12:12:01 0 0.28 0.00 0.27 0.03 0.00 99.42 12:12:01 1 0.18 0.00 0.15 0.02 0.00 99.65 12:12:01 2 0.67 0.00 0.18 0.00 0.02 99.13 12:12:01 3 0.42 0.00 0.37 0.03 0.00 99.18 12:13:01 all 0.33 0.00 0.15 0.00 0.00 99.52 12:13:01 0 0.30 0.00 0.17 0.00 0.00 99.53 12:13:01 1 0.18 0.00 0.12 0.00 0.00 99.70 12:13:01 2 0.65 0.00 0.15 0.00 0.00 99.20 12:13:01 3 0.17 0.00 0.17 0.00 0.00 99.67 Average: all 1.97 0.00 0.55 0.15 0.00 97.33 Average: 0 2.02 0.00 0.67 0.08 0.01 97.22 Average: 1 1.61 0.00 0.52 0.18 0.00 97.68 Average: 2 2.37 0.00 0.49 0.31 0.00 96.83 Average: 3 1.88 0.00 0.52 0.02 0.00 97.57