---> uname -a: Linux 0fcba3f5e970 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-448 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-448@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 612 82 0 1144 1121 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) 04/02/20 _x86_64_ (4 CPU) 12:03:23 LINUX RESTART 12:04:02 tps rtps wtps bread/s bwrtn/s 12:05:01 50.86 14.24 36.62 2754.44 3654.78 12:06:01 1.50 0.07 1.43 2.13 66.98 12:07:01 0.30 0.00 0.30 0.00 4.39 12:08:01 0.25 0.00 0.25 0.00 2.70 12:09:01 0.25 0.00 0.25 0.00 3.23 12:10:01 3.97 0.00 3.97 0.00 39.28 12:11:01 148.15 89.20 58.95 5587.36 17439.30 Average: 29.29 14.80 14.50 1189.03 3030.06 12:04:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 103424 1778880 94.51 2620 1230204 950156 32.42 453500 1168252 16 12:06:01 107024 1775280 94.31 2620 1230236 925880 31.59 450864 1168228 12 12:07:01 111332 1770972 94.09 2620 1230248 883924 30.16 448012 1168176 8 12:08:01 110664 1771640 94.12 2620 1230248 883984 30.16 448552 1167984 12 12:09:01 112060 1770244 94.05 2620 1230256 883732 30.15 447204 1167984 16 12:10:01 102692 1779612 94.54 2620 1230264 935412 31.92 455332 1167996 20 12:11:01 99864 1782440 94.69 2620 1168728 968968 33.06 449116 1141188 82576 Average: 106723 1775581 94.33 2620 1221455 918865 31.35 450369 1164258 11809 12:04:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 12:05:01 eth0 243.43 194.53 1015.99 96.65 0.00 0.00 0.00 12:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 docker0 7.71 5.76 1.01 15.80 0.00 0.00 0.00 12:06:01 eth0 1.00 0.32 0.37 0.05 0.00 0.00 0.00 12:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 eth0 0.83 0.45 0.30 0.21 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 eth0 0.40 0.33 0.26 0.14 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 0.08 0.08 0.01 0.07 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 80.53 52.25 55.00 75.79 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 103.08 76.80 2339.88 15.16 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 veth2f55757 0.22 0.28 0.38 0.10 0.00 0.00 0.00 12:11:01 docker0 7.80 5.85 1.38 15.64 0.00 0.00 0.00 Average: eth0 60.96 46.08 486.44 26.72 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2f55757 0.03 0.04 0.05 0.01 0.00 0.00 0.00 Average: docker0 1.12 0.84 0.20 2.24 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) 04/02/20 _x86_64_ (4 CPU) 12:03:23 LINUX RESTART 12:04:02 CPU %user %nice %system %iowait %steal %idle 12:05:01 all 10.94 0.00 4.01 1.43 9.06 74.55 12:05:01 0 11.32 0.00 4.12 0.24 10.60 73.73 12:05:01 1 11.32 0.00 4.44 2.71 9.16 72.36 12:05:01 2 11.66 0.00 3.81 1.74 8.05 74.75 12:05:01 3 9.50 0.00 3.69 1.04 8.44 77.33 12:06:01 all 0.14 0.00 0.09 0.00 0.51 99.27 12:06:01 0 0.13 0.00 0.03 0.00 0.58 99.25 12:06:01 1 0.27 0.00 0.17 0.00 0.65 98.92 12:06:01 2 0.07 0.00 0.07 0.00 0.42 99.45 12:06:01 3 0.07 0.00 0.07 0.00 0.38 99.48 12:07:01 all 0.10 0.00 0.05 0.00 0.39 99.46 12:07:01 0 0.08 0.00 0.03 0.00 0.56 99.32 12:07:01 1 0.17 0.00 0.08 0.00 0.23 99.52 12:07:01 2 0.07 0.00 0.05 0.00 0.28 99.60 12:07:01 3 0.08 0.00 0.05 0.00 0.47 99.40 12:08:01 all 0.10 0.00 0.02 0.00 1.10 98.78 12:08:01 0 0.28 0.00 0.03 0.00 1.39 98.30 12:08:01 1 0.03 0.00 0.03 0.00 1.35 98.58 12:08:01 2 0.03 0.00 0.03 0.00 1.12 98.81 12:08:01 3 0.02 0.00 0.02 0.00 0.56 99.40 12:09:01 all 0.11 0.00 0.04 0.00 0.18 99.66 12:09:01 0 0.18 0.00 0.02 0.00 0.28 99.52 12:09:01 1 0.18 0.00 0.08 0.00 0.18 99.55 12:09:01 2 0.05 0.00 0.03 0.00 0.08 99.83 12:09:01 3 0.05 0.00 0.03 0.00 0.18 99.73 12:10:01 all 0.80 0.00 0.21 0.03 2.92 96.04 12:10:01 0 0.43 0.00 0.20 0.02 3.38 95.97 12:10:01 1 0.97 0.00 0.26 0.03 2.87 95.86 12:10:01 2 0.53 0.00 0.23 0.05 2.75 96.44 12:10:01 3 1.24 0.00 0.17 0.03 2.68 95.89 12:11:01 all 4.72 0.00 3.06 1.69 6.58 83.94 12:11:01 0 5.04 0.00 2.89 0.79 7.07 84.22 12:11:01 1 4.25 0.00 3.39 0.35 6.43 85.58 12:11:01 2 4.21 0.00 2.38 1.01 6.62 85.79 12:11:01 3 5.41 0.00 3.59 4.68 6.17 80.16 Average: all 2.38 0.00 1.06 0.44 2.94 93.18 Average: 0 2.46 0.00 1.03 0.15 3.38 92.98 Average: 1 2.41 0.00 1.19 0.43 2.95 93.02 Average: 2 2.35 0.00 0.93 0.39 2.74 93.58 Average: 3 2.31 0.00 1.07 0.81 2.68 93.13