---> uname -a: Linux b2999637ea24 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: 2933.436 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 6.4G 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% /w/workspace/dgexfoundry_device-snmp-go_PR-51 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-snmp-go_PR-51@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 606 76 0 1155 1127 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) 05/13/20 _x86_64_ (4 CPU) 13:55:19 LINUX RESTART 13:56:01 tps rtps wtps bread/s bwrtn/s 13:57:01 37.82 7.37 30.45 1967.17 2360.58 13:58:01 2.58 0.00 2.58 0.00 84.62 13:59:01 0.65 0.00 0.65 0.00 9.69 14:00:01 142.89 88.56 54.33 5668.36 16831.62 Average: 46.02 24.01 22.01 1910.29 4826.02 13:56:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:57:01 106604 1775700 94.34 2620 1230220 950392 32.43 434620 1177352 16 13:58:01 114056 1768248 93.94 2620 1230284 902624 30.80 428964 1176844 24 13:59:01 113536 1768768 93.97 2620 1230232 902648 30.80 429044 1176832 16 14:00:01 65660 1816644 96.51 2620 1193872 959312 32.73 480644 1138092 101852 Average: 99964 1782340 94.69 2620 1221152 928744 31.69 443318 1167280 25477 13:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:57:01 eth0 113.02 85.63 457.42 46.01 0.00 0.00 0.00 13:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:57:01 docker0 1.20 0.98 0.26 1.82 0.00 0.00 0.00 13:58:01 eth0 1.33 0.42 0.34 0.18 0.00 0.00 0.00 13:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:59:01 eth0 2.03 1.05 0.86 0.60 0.00 0.00 0.00 13:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 eth0 117.72 85.57 2337.36 14.64 0.00 0.00 0.00 14:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 vetha7b78bb 0.00 0.10 0.00 0.01 0.00 0.00 0.00 14:00:01 docker0 1.20 0.98 0.26 1.82 0.00 0.00 0.00 Average: eth0 58.55 43.18 699.60 15.36 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetha7b78bb 0.00 0.02 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.30 0.25 0.06 0.46 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) 05/13/20 _x86_64_ (4 CPU) 13:55:19 LINUX RESTART 13:56:01 CPU %user %nice %system %iowait %steal %idle 13:57:01 all 3.83 0.00 2.05 1.12 0.51 92.48 13:57:01 0 3.48 0.00 2.39 0.12 0.47 93.55 13:57:01 1 3.84 0.00 1.93 0.10 0.54 93.60 13:57:01 2 4.00 0.00 1.96 4.24 0.54 89.26 13:57:01 3 3.99 0.00 1.89 0.07 0.52 93.53 13:58:01 all 0.17 0.00 0.07 0.00 0.25 99.51 13:58:01 0 0.03 0.00 0.07 0.00 0.15 99.75 13:58:01 1 0.08 0.00 0.07 0.00 0.32 99.53 13:58:01 2 0.08 0.00 0.10 0.00 0.10 99.72 13:58:01 3 0.48 0.00 0.08 0.00 0.40 99.04 13:59:01 all 0.18 0.00 0.05 0.00 0.17 99.60 13:59:01 0 0.08 0.00 0.05 0.00 0.20 99.67 13:59:01 1 0.08 0.00 0.08 0.00 0.17 99.67 13:59:01 2 0.08 0.00 0.05 0.00 0.17 99.70 13:59:01 3 0.45 0.00 0.03 0.00 0.17 99.35 14:00:01 all 5.51 0.00 3.51 1.47 4.69 84.82 14:00:01 0 6.31 0.00 4.46 0.66 4.63 83.94 14:00:01 1 4.60 0.00 2.95 1.01 4.79 86.65 14:00:01 2 4.95 0.00 3.18 3.51 4.67 83.68 14:00:01 3 6.23 0.00 3.45 0.68 4.68 84.96 Average: all 2.42 0.00 1.42 0.65 1.41 94.09 Average: 0 2.48 0.00 1.74 0.20 1.37 94.22 Average: 1 2.15 0.00 1.26 0.28 1.46 94.85 Average: 2 2.28 0.00 1.32 1.94 1.37 93.08 Average: 3 2.79 0.00 1.37 0.19 1.44 94.21