---> uname -a: Linux aacd06884732 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% /w/workspace/dgexfoundry_device-snmp-go_PR-49 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-snmp-go_PR-49@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 607 63 0 1166 1126 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) 04/28/20 _x86_64_ (4 CPU) 08:33:02 LINUX RESTART 08:34:01 tps rtps wtps bread/s bwrtn/s 08:35:01 8.51 0.00 8.51 0.00 1772.12 08:36:01 0.28 0.00 0.28 0.00 3.98 08:37:01 0.28 0.00 0.28 0.00 4.01 08:38:01 0.25 0.00 0.25 0.00 2.70 08:39:01 108.11 67.60 40.50 3897.05 16438.29 Average: 23.49 13.53 9.97 779.67 3645.32 08:34:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:35:01 115468 1766836 93.87 2620 1227868 899448 30.69 429328 1175532 24 08:36:01 114412 1767892 93.92 2620 1227872 899652 30.70 430684 1175232 20 08:37:01 114088 1768216 93.94 2620 1227884 899628 30.69 430756 1175232 12 08:38:01 115644 1766660 93.86 2620 1227884 899448 30.69 429764 1175232 8 08:39:01 92312 1789992 95.10 2620 1184096 1097048 37.43 442500 1151584 103908 Average: 110385 1771919 94.14 2620 1219121 939045 32.04 432606 1170562 20794 08:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:35:01 eth0 0.72 0.08 0.05 0.01 0.00 0.00 0.00 08:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:36:01 eth0 1.95 0.60 1.15 0.19 0.00 0.00 0.00 08:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:37:01 eth0 0.58 0.45 0.29 0.24 0.00 0.00 0.00 08:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:38:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 08:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:39:01 eth0 103.66 85.25 2328.79 11.03 0.00 0.00 0.00 08:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 21.41 17.30 466.21 2.29 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) 04/28/20 _x86_64_ (4 CPU) 08:33:02 LINUX RESTART 08:34:01 CPU %user %nice %system %iowait %steal %idle 08:35:01 all 0.19 0.00 0.09 0.00 0.00 99.72 08:35:01 0 0.03 0.00 0.07 0.00 0.02 99.88 08:35:01 1 0.53 0.00 0.05 0.00 0.00 99.42 08:35:01 2 0.10 0.00 0.13 0.00 0.00 99.77 08:35:01 3 0.07 0.00 0.10 0.00 0.00 99.83 08:36:01 all 0.22 0.00 0.06 0.00 0.00 99.72 08:36:01 0 0.07 0.00 0.05 0.00 0.00 99.88 08:36:01 1 0.60 0.00 0.08 0.00 0.00 99.32 08:36:01 2 0.15 0.00 0.05 0.00 0.00 99.80 08:36:01 3 0.07 0.00 0.03 0.00 0.00 99.90 08:37:01 all 0.18 0.00 0.04 0.00 0.00 99.78 08:37:01 0 0.05 0.00 0.03 0.00 0.00 99.92 08:37:01 1 0.08 0.00 0.07 0.00 0.00 99.85 08:37:01 2 0.53 0.00 0.03 0.00 0.02 99.42 08:37:01 3 0.05 0.00 0.05 0.00 0.00 99.90 08:38:01 all 0.18 0.00 0.05 0.00 0.00 99.78 08:38:01 0 0.07 0.00 0.05 0.00 0.00 99.88 08:38:01 1 0.05 0.00 0.05 0.00 0.00 99.90 08:38:01 2 0.07 0.00 0.05 0.00 0.00 99.88 08:38:01 3 0.52 0.00 0.03 0.00 0.00 99.45 08:39:01 all 4.75 0.00 2.91 1.39 0.01 90.95 08:39:01 0 4.40 0.00 2.93 0.42 0.02 92.23 08:39:01 1 5.30 0.00 2.58 2.43 0.02 89.68 08:39:01 2 4.82 0.00 3.15 1.21 0.00 90.83 08:39:01 3 4.46 0.00 2.98 1.49 0.00 91.07 Average: all 1.10 0.00 0.63 0.28 0.00 98.00 Average: 0 0.92 0.00 0.62 0.08 0.01 98.36 Average: 1 1.31 0.00 0.56 0.48 0.00 97.64 Average: 2 1.13 0.00 0.68 0.24 0.00 97.94 Average: 3 1.03 0.00 0.64 0.30 0.00 98.04