---> uname -a: Linux 3308548fed01 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: 2933.442 BogoMIPS: 5866.88 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% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-432 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-432@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 645 75 0 1117 1088 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) 03/31/20 _x86_64_ (4 CPU) 07:50:01 LINUX RESTART 07:51:01 tps rtps wtps bread/s bwrtn/s 07:52:01 12.69 0.00 12.69 0.00 2112.10 07:53:01 0.27 0.00 0.27 0.00 3.46 07:54:01 0.23 0.00 0.23 0.00 3.11 07:55:01 0.32 0.00 0.32 0.00 4.00 07:56:01 0.33 0.00 0.33 0.00 4.98 07:57:01 0.28 0.00 0.28 0.00 3.35 07:58:01 0.25 0.00 0.25 0.00 2.56 07:59:01 81.67 53.72 27.95 3684.24 12215.37 Average: 12.01 6.72 5.29 460.71 1794.28 07:51:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:52:01 110824 1771480 94.11 2620 1217384 908816 31.01 453356 1160396 20 07:53:01 111820 1770484 94.06 2620 1217392 902648 30.80 453196 1160096 16 07:54:01 110240 1772064 94.14 2620 1217396 902916 30.81 454492 1160096 12 07:55:01 111656 1770648 94.07 2620 1217400 902712 30.80 453288 1160096 12 07:56:01 110160 1772144 94.15 2620 1217408 902952 30.81 454604 1160096 12 07:57:01 111420 1770884 94.08 2620 1217412 902712 30.80 453360 1160092 12 07:58:01 125424 1756880 93.34 2620 1217416 902712 30.80 439496 1159936 8 07:59:01 156124 1726180 91.71 2620 1126836 1076644 36.73 448676 1107448 106312 Average: 118459 1763846 93.71 2620 1206081 925264 31.57 451309 1153532 13301 07:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:52:01 eth0 0.22 0.13 0.09 0.01 0.00 0.00 0.00 07:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:53:01 eth0 0.22 0.08 0.01 0.01 0.00 0.00 0.00 07:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:54:01 eth0 0.90 0.60 0.41 0.22 0.00 0.00 0.00 07:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:55:01 eth0 0.85 0.08 0.07 0.01 0.00 0.00 0.00 07:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:56:01 eth0 0.68 0.52 0.40 0.27 0.00 0.00 0.00 07:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:57:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 07:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:58:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 07:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 eth0 98.15 80.52 2328.91 10.24 0.00 0.00 0.00 07:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 12.65 10.26 291.35 1.35 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) 03/31/20 _x86_64_ (4 CPU) 07:50:01 LINUX RESTART 07:51:01 CPU %user %nice %system %iowait %steal %idle 07:52:01 all 0.15 0.00 0.11 0.00 0.00 99.74 07:52:01 0 0.05 0.00 0.05 0.00 0.00 99.90 07:52:01 1 0.32 0.00 0.18 0.00 0.02 99.48 07:52:01 2 0.15 0.00 0.15 0.00 0.00 99.70 07:52:01 3 0.10 0.00 0.07 0.00 0.00 99.83 07:53:01 all 0.18 0.00 0.05 0.00 0.00 99.77 07:53:01 0 0.02 0.00 0.03 0.00 0.00 99.95 07:53:01 1 0.08 0.00 0.10 0.00 0.00 99.82 07:53:01 2 0.57 0.00 0.03 0.00 0.00 99.40 07:53:01 3 0.05 0.00 0.03 0.00 0.00 99.92 07:54:01 all 0.19 0.00 0.05 0.00 0.00 99.75 07:54:01 0 0.05 0.00 0.03 0.00 0.00 99.92 07:54:01 1 0.08 0.00 0.08 0.00 0.00 99.83 07:54:01 2 0.55 0.00 0.05 0.00 0.00 99.40 07:54:01 3 0.08 0.00 0.03 0.00 0.00 99.88 07:55:01 all 0.16 0.00 0.04 0.00 0.00 99.80 07:55:01 0 0.02 0.00 0.03 0.00 0.00 99.95 07:55:01 1 0.05 0.00 0.03 0.00 0.00 99.92 07:55:01 2 0.53 0.00 0.05 0.00 0.00 99.42 07:55:01 3 0.03 0.00 0.05 0.00 0.00 99.92 07:56:01 all 0.17 0.00 0.05 0.00 0.00 99.79 07:56:01 0 0.05 0.00 0.05 0.00 0.00 99.90 07:56:01 1 0.08 0.00 0.07 0.00 0.00 99.85 07:56:01 2 0.17 0.00 0.03 0.00 0.00 99.80 07:56:01 3 0.37 0.00 0.03 0.00 0.00 99.60 07:57:01 all 0.17 0.00 0.04 0.00 0.00 99.79 07:57:01 0 0.02 0.00 0.02 0.00 0.00 99.97 07:57:01 1 0.07 0.00 0.05 0.00 0.00 99.88 07:57:01 2 0.05 0.00 0.05 0.00 0.00 99.90 07:57:01 3 0.55 0.00 0.03 0.00 0.00 99.42 07:58:01 all 0.16 0.00 0.05 0.00 0.00 99.79 07:58:01 0 0.02 0.00 0.02 0.00 0.00 99.97 07:58:01 1 0.08 0.00 0.08 0.00 0.00 99.83 07:58:01 2 0.08 0.00 0.05 0.00 0.00 99.87 07:58:01 3 0.48 0.00 0.03 0.00 0.00 99.48 07:59:01 all 3.80 0.00 2.16 1.35 0.00 92.69 07:59:01 0 4.68 0.00 2.22 0.82 0.00 92.28 07:59:01 1 3.25 0.00 2.17 1.44 0.00 93.14 07:59:01 2 3.88 0.00 2.12 1.47 0.00 92.53 07:59:01 3 3.42 0.00 2.09 1.66 0.02 92.82 Average: all 0.62 0.00 0.32 0.17 0.00 98.89 Average: 0 0.61 0.00 0.31 0.10 0.00 98.98 Average: 1 0.50 0.00 0.35 0.18 0.00 98.97 Average: 2 0.75 0.00 0.32 0.18 0.00 98.75 Average: 3 0.63 0.00 0.30 0.21 0.00 98.86