---> uname -a: Linux 6ec679bce3eb 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-438 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-438@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 596 72 0 1168 1136 Swap: 1023 0 1023 ---> 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) 01/21/20 _x86_64_ (4 CPU) 18:12:44 LINUX RESTART 18:13:02 tps rtps wtps bread/s bwrtn/s 18:14:01 102.34 37.53 64.80 4885.59 28249.43 18:15:01 6.11 0.02 6.09 0.53 930.80 18:16:01 0.60 0.00 0.60 0.00 7.08 18:17:01 0.62 0.00 0.62 0.00 7.66 18:18:01 0.66 0.00 0.66 0.00 8.50 18:19:01 0.72 0.00 0.72 0.00 7.91 18:20:01 0.67 0.02 0.65 0.13 7.66 18:21:01 0.78 0.00 0.78 0.00 8.84 18:22:01 0.67 0.00 0.67 0.00 7.86 18:23:01 0.62 0.00 0.62 0.00 6.79 Average: 11.25 3.71 7.54 482.28 2887.92 18:13:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:14:01 86112 1796192 95.43 2620 1249492 938484 32.02 431836 1196252 160 18:15:01 100712 1781592 94.65 2620 1249424 912448 31.13 427304 1196324 8 18:16:01 100584 1781720 94.66 2620 1249432 912508 31.13 427804 1196208 20 18:17:01 101316 1780988 94.62 2620 1249432 912328 31.13 426928 1196208 12 18:18:01 101348 1780956 94.62 2620 1249440 912328 31.13 426944 1196208 8 18:19:01 101268 1781036 94.62 2620 1249444 912396 31.13 427196 1196208 8 18:20:01 101636 1780668 94.60 2620 1249448 912328 31.13 426972 1196204 8 18:21:01 109044 1773260 94.21 2620 1249460 912328 31.13 419084 1196204 8 18:22:01 109208 1773096 94.20 2620 1249464 912328 31.13 419100 1196204 8 18:23:01 118944 1763360 93.68 2620 1249472 912460 31.13 409288 1196204 8 Average: 103017 1779287 94.53 2620 1249451 914994 31.22 424246 1196222 25 18:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:14:01 eth0 477.64 311.95 1018.25 90.39 0.00 0.00 0.00 18:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:14:01 docker0 0.90 0.73 0.36 0.38 0.00 0.00 0.00 18:15:01 eth0 3.08 0.35 0.47 0.18 0.00 0.00 0.00 18:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 eth0 1.85 0.85 0.88 0.59 0.00 0.00 0.00 18:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:17:01 eth0 0.27 0.08 0.01 0.04 0.00 0.00 0.00 18:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:18:01 eth0 0.36 0.08 0.02 0.01 0.00 0.00 0.00 18:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:19:01 eth0 0.58 0.22 0.15 0.07 0.00 0.00 0.00 18:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 eth0 0.42 0.08 0.02 0.01 0.00 0.00 0.00 18:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:21:01 eth0 0.38 0.08 0.02 0.01 0.00 0.00 0.00 18:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:22:01 eth0 0.65 0.07 0.03 0.01 0.00 0.00 0.00 18:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:23:01 eth0 1.72 0.42 0.39 0.21 0.00 0.00 0.00 18:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 48.08 31.01 100.70 9.03 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.09 0.07 0.04 0.04 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) 01/21/20 _x86_64_ (4 CPU) 18:12:44 LINUX RESTART 18:13:02 CPU %user %nice %system %iowait %steal %idle 18:14:01 all 12.84 0.00 6.15 6.21 0.02 74.79 18:14:01 0 11.45 0.00 6.48 5.93 0.02 76.13 18:14:01 1 15.06 0.00 6.60 9.83 0.03 68.47 18:14:01 2 12.57 0.00 5.80 5.70 0.00 75.93 18:14:01 3 12.27 0.00 5.70 3.35 0.02 78.66 18:15:01 all 0.21 0.00 0.08 0.00 0.00 99.71 18:15:01 0 0.13 0.00 0.12 0.00 0.00 99.75 18:15:01 1 0.55 0.00 0.07 0.00 0.00 99.38 18:15:01 2 0.08 0.00 0.08 0.00 0.02 99.82 18:15:01 3 0.07 0.00 0.05 0.00 0.00 99.88 18:16:01 all 0.19 0.00 0.05 0.00 0.00 99.76 18:16:01 0 0.52 0.00 0.03 0.00 0.00 99.45 18:16:01 1 0.12 0.00 0.08 0.00 0.00 99.80 18:16:01 2 0.07 0.00 0.05 0.00 0.00 99.88 18:16:01 3 0.08 0.00 0.05 0.00 0.00 99.87 18:17:01 all 0.18 0.00 0.04 0.00 0.00 99.78 18:17:01 0 0.52 0.00 0.02 0.00 0.00 99.47 18:17:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:17:01 2 0.10 0.00 0.07 0.00 0.00 99.83 18:17:01 3 0.05 0.00 0.05 0.00 0.00 99.90 18:18:01 all 0.18 0.00 0.06 0.00 0.00 99.77 18:18:01 0 0.51 0.00 0.02 0.00 0.00 99.47 18:18:01 1 0.08 0.00 0.03 0.00 0.00 99.88 18:18:01 2 0.03 0.00 0.07 0.00 0.00 99.90 18:18:01 3 0.07 0.00 0.05 0.00 0.00 99.88 18:19:01 all 0.10 0.00 0.06 0.00 0.00 99.84 18:19:01 0 0.28 0.00 0.13 0.00 0.00 99.58 18:19:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:19:01 2 0.07 0.00 0.07 0.00 0.00 99.87 18:19:01 3 0.02 0.00 0.03 0.00 0.00 99.95 18:20:01 all 0.06 0.00 0.06 0.00 0.00 99.88 18:20:01 0 0.05 0.00 0.05 0.00 0.00 99.90 18:20:01 1 0.07 0.00 0.05 0.00 0.00 99.88 18:20:01 2 0.08 0.00 0.07 0.00 0.00 99.85 18:20:01 3 0.05 0.00 0.05 0.00 0.00 99.90 18:21:01 all 0.05 0.00 0.04 0.00 0.00 99.91 18:21:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:21:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:21:01 2 0.08 0.00 0.08 0.00 0.00 99.83 18:21:01 3 0.02 0.00 0.05 0.00 0.00 99.93 18:22:01 all 0.11 0.00 0.05 0.00 0.00 99.83 18:22:01 0 0.03 0.00 0.05 0.00 0.00 99.92 18:22:01 1 0.28 0.00 0.08 0.00 0.00 99.63 18:22:01 2 0.10 0.00 0.05 0.00 0.00 99.85 18:22:01 3 0.05 0.00 0.03 0.00 0.00 99.92 18:23:01 all 0.18 0.00 0.05 0.00 0.00 99.77 18:23:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:23:01 1 0.05 0.00 0.07 0.00 0.02 99.87 18:23:01 2 0.57 0.00 0.03 0.00 0.00 99.40 18:23:01 3 0.05 0.00 0.05 0.00 0.02 99.88 Average: all 1.38 0.00 0.65 0.61 0.00 97.36 Average: 0 1.33 0.00 0.68 0.58 0.00 97.40 Average: 1 1.60 0.00 0.69 0.96 0.01 96.74 Average: 2 1.35 0.00 0.63 0.56 0.00 97.47 Average: 3 1.24 0.00 0.60 0.33 0.00 97.83