---> uname -a: Linux 395c21e3b7cf 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-464 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-464@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 614 74 0 1149 1117 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) 04/08/20 _x86_64_ (4 CPU) 14:02:14 LINUX RESTART 14:03:01 tps rtps wtps bread/s bwrtn/s 14:04:01 48.82 11.61 37.20 2614.84 3587.20 14:05:02 4.01 0.00 4.01 0.00 121.56 14:06:01 0.30 0.00 0.30 0.00 3.94 14:07:01 0.30 0.00 0.30 0.00 3.91 14:08:01 0.23 0.00 0.23 0.00 3.41 14:09:01 122.66 76.63 46.03 4312.44 16805.96 Average: 29.47 14.75 14.72 1157.69 3429.96 14:03:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:04:01 107332 1774972 94.30 2620 1217872 989148 33.75 451772 1162272 16 14:05:02 115528 1766776 93.86 2620 1217876 966764 32.99 447588 1161652 8 14:06:01 121612 1760692 93.54 2620 1217884 904216 30.85 443092 1161388 16 14:07:01 107652 1774652 94.28 2620 1217888 904500 30.86 457000 1161392 16 14:08:01 108556 1773748 94.23 2620 1217896 904380 30.86 456332 1161388 12 14:09:01 111332 1770972 94.09 2620 1181164 992628 33.87 425496 1156136 92208 Average: 112002 1770302 94.05 2620 1211763 943606 32.20 446880 1160705 15379 14:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:04:01 eth0 131.55 106.17 679.98 80.79 0.00 0.00 0.00 14:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:04:01 docker0 6.66 5.02 0.91 16.07 0.00 0.00 0.00 14:05:02 eth0 1.03 0.33 0.31 0.20 0.00 0.00 0.00 14:05:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:05:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:06:01 eth0 1.00 0.30 0.42 0.20 0.00 0.00 0.00 14:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:07:01 eth0 0.53 0.30 0.27 0.14 0.00 0.00 0.00 14:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:08:01 eth0 0.28 0.23 0.14 0.14 0.00 0.00 0.00 14:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:09:01 eth0 90.43 65.24 2326.88 9.58 0.00 0.00 0.00 14:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 37.57 28.84 502.66 15.22 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.11 0.84 0.15 2.69 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) 04/08/20 _x86_64_ (4 CPU) 14:02:14 LINUX RESTART 14:03:01 CPU %user %nice %system %iowait %steal %idle 14:04:01 all 8.78 0.00 3.23 1.47 15.81 70.71 14:04:01 0 9.43 0.00 3.55 0.35 17.16 69.52 14:04:01 1 8.28 0.00 3.12 2.10 15.64 70.86 14:04:01 2 8.18 0.00 3.34 2.94 16.30 69.24 14:04:01 3 9.27 0.00 2.91 0.46 14.13 73.23 14:05:02 all 0.11 0.00 0.05 0.00 0.47 99.36 14:05:02 0 0.07 0.00 0.05 0.00 0.43 99.45 14:05:02 1 0.27 0.00 0.05 0.00 0.65 99.04 14:05:02 2 0.03 0.00 0.05 0.00 0.35 99.57 14:05:02 3 0.05 0.00 0.07 0.00 0.48 99.40 14:06:01 all 0.11 0.00 0.06 0.00 0.45 99.38 14:06:01 0 0.08 0.00 0.10 0.00 0.57 99.24 14:06:01 1 0.17 0.00 0.05 0.00 0.27 99.51 14:06:01 2 0.15 0.00 0.05 0.00 0.61 99.19 14:06:01 3 0.05 0.00 0.03 0.00 0.36 99.56 14:07:01 all 0.33 0.00 0.07 0.00 0.25 99.35 14:07:01 0 0.02 0.00 0.08 0.00 0.12 99.78 14:07:01 1 0.72 0.00 0.07 0.00 0.17 99.05 14:07:01 2 0.08 0.00 0.07 0.00 0.47 99.38 14:07:01 3 0.52 0.00 0.07 0.00 0.23 99.18 14:08:01 all 0.13 0.00 0.05 0.00 0.16 99.66 14:08:01 0 0.05 0.00 0.05 0.00 0.20 99.70 14:08:01 1 0.35 0.00 0.07 0.00 0.15 99.43 14:08:01 2 0.05 0.00 0.05 0.00 0.15 99.75 14:08:01 3 0.05 0.00 0.03 0.00 0.13 99.78 14:09:01 all 3.49 0.00 2.23 1.73 6.51 86.04 14:09:01 0 3.43 0.00 2.60 0.10 6.62 87.25 14:09:01 1 3.54 0.00 2.07 2.12 6.98 85.29 14:09:01 2 3.76 0.00 1.91 2.96 6.84 84.52 14:09:01 3 3.23 0.00 2.36 1.74 5.58 87.09 Average: all 2.18 0.00 0.96 0.53 3.98 92.35 Average: 0 2.20 0.00 1.08 0.08 4.21 92.43 Average: 1 2.27 0.00 0.92 0.71 4.06 92.04 Average: 2 2.05 0.00 0.91 0.99 4.13 91.92 Average: 3 2.21 0.00 0.92 0.37 3.50 93.01