---> uname -a: Linux ea6c64973f54 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 6.3G 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-432@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-432 ---> free -m: total used free shared buff/cache available Mem: 1838 622 67 0 1148 1110 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) 17:08:22 LINUX RESTART 17:09:01 tps rtps wtps bread/s bwrtn/s 17:10:01 52.45 15.68 36.77 2914.75 3600.58 17:11:01 1.70 0.03 1.66 1.07 74.17 17:12:01 0.29 0.00 0.29 0.00 3.81 17:13:01 0.28 0.00 0.28 0.00 3.20 17:14:01 0.28 0.00 0.28 0.00 4.36 17:15:01 0.28 0.00 0.28 0.00 3.51 Average: 9.25 2.63 6.62 487.65 617.04 17:09:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:01 113880 1768424 93.95 2620 1209108 946660 32.30 458492 1153840 20 17:11:01 118748 1763556 93.69 2620 1209148 896688 30.59 456192 1152244 20 17:12:01 118536 1763768 93.70 2620 1209152 896736 30.60 456428 1152232 8 17:13:01 120380 1761924 93.60 2620 1209156 896460 30.59 455908 1151236 16 17:14:01 120584 1761720 93.59 2620 1209160 896460 30.59 455916 1151236 12 17:15:01 118724 1763580 93.69 2620 1209164 896688 30.59 457296 1151236 8 Average: 118475 1763829 93.71 2620 1209148 904949 30.88 456705 1152004 14 17:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:10:01 eth0 240.88 175.72 1001.16 95.41 0.00 0.00 0.00 17:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 docker0 7.42 5.69 0.94 15.61 0.00 0.00 0.00 17:11:01 eth0 1.63 0.63 0.37 0.29 0.00 0.00 0.00 17:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:12:01 eth0 0.88 0.52 0.36 0.22 0.00 0.00 0.00 17:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 17:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 eth0 0.18 0.08 0.01 0.01 0.00 0.00 0.00 17:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 eth0 0.90 0.58 0.43 0.24 0.00 0.00 0.00 17:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 40.90 29.70 167.63 16.08 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.24 0.95 0.16 2.61 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) 17:08:22 LINUX RESTART 17:09:01 CPU %user %nice %system %iowait %steal %idle 17:10:01 all 12.68 0.00 4.22 1.47 9.03 72.59 17:10:01 0 11.57 0.00 4.23 0.56 9.86 73.78 17:10:01 1 12.74 0.00 4.40 1.60 8.95 72.32 17:10:01 2 13.92 0.00 4.11 2.24 8.65 71.08 17:10:01 3 12.49 0.00 4.12 1.46 8.68 73.25 17:11:01 all 0.15 0.00 0.10 0.00 0.18 99.58 17:11:01 0 0.12 0.00 0.08 0.00 0.18 99.62 17:11:01 1 0.22 0.00 0.20 0.00 0.27 99.32 17:11:01 2 0.23 0.00 0.08 0.00 0.20 99.48 17:11:01 3 0.03 0.00 0.03 0.00 0.07 99.87 17:12:01 all 0.11 0.00 0.05 0.00 0.25 99.59 17:12:01 0 0.27 0.00 0.08 0.00 0.24 99.41 17:12:01 1 0.03 0.00 0.07 0.00 0.32 99.58 17:12:01 2 0.07 0.00 0.03 0.00 0.20 99.70 17:12:01 3 0.05 0.00 0.03 0.00 0.24 99.68 17:13:01 all 0.12 0.00 0.05 0.00 0.43 99.40 17:13:01 0 0.33 0.00 0.05 0.00 0.50 99.12 17:13:01 1 0.05 0.00 0.05 0.00 0.25 99.65 17:13:01 2 0.05 0.00 0.03 0.00 0.76 99.16 17:13:01 3 0.07 0.00 0.02 0.00 0.22 99.70 17:14:01 all 0.08 0.00 0.04 0.00 0.36 99.53 17:14:01 0 0.03 0.00 0.03 0.00 0.58 99.35 17:14:01 1 0.05 0.00 0.05 0.00 0.20 99.70 17:14:01 2 0.05 0.00 0.05 0.00 0.42 99.48 17:14:01 3 0.18 0.00 0.05 0.00 0.22 99.55 17:15:01 all 0.14 0.00 0.05 0.00 0.23 99.58 17:15:01 0 0.03 0.00 0.03 0.00 0.30 99.63 17:15:01 1 0.07 0.00 0.05 0.00 0.27 99.62 17:15:01 2 0.07 0.00 0.07 0.00 0.15 99.72 17:15:01 3 0.40 0.00 0.03 0.00 0.22 99.35 Average: all 2.20 0.00 0.75 0.24 1.74 95.07 Average: 0 2.04 0.00 0.74 0.09 1.93 95.20 Average: 1 2.16 0.00 0.79 0.26 1.69 95.09 Average: 2 2.39 0.00 0.73 0.37 1.73 94.78 Average: 3 2.21 0.00 0.72 0.24 1.61 95.21