---> uname -a: Linux 1e6e35ed715d 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-snmp-go_PR-41 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-snmp-go_PR-41@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 601 63 0 1172 1131 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) 01/10/20 _x86_64_ (4 CPU) 16:09:05 LINUX RESTART 16:10:01 tps rtps wtps bread/s bwrtn/s 16:11:01 9.37 0.08 9.29 2.66 1868.15 16:12:01 3.00 0.00 3.00 0.00 93.90 16:13:01 0.65 0.00 0.65 0.00 8.36 16:14:01 0.48 0.00 0.48 0.00 4.40 16:15:01 0.60 0.00 0.60 0.00 6.03 16:16:01 0.72 0.00 0.72 0.00 7.81 16:17:01 0.58 0.00 0.58 0.00 6.16 16:18:01 0.58 0.00 0.58 0.00 6.00 Average: 2.00 0.01 1.99 0.33 250.16 16:10:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:11:01 126916 1755388 93.26 2620 1227148 901508 30.76 436956 1161184 8 16:12:01 126196 1756108 93.30 2620 1227152 901664 30.76 438232 1160884 16 16:13:01 125880 1756424 93.31 2620 1227160 901688 30.77 438284 1160884 8 16:14:01 126848 1755456 93.26 2620 1227160 901508 30.76 437412 1160884 8 16:15:01 126884 1755420 93.26 2620 1227168 901592 30.76 437748 1160884 8 16:16:01 127328 1754976 93.24 2620 1227172 901556 30.76 437576 1160880 8 16:17:01 130116 1752188 93.09 2620 1227176 901508 30.76 434520 1160880 8 16:18:01 130092 1752212 93.09 2620 1227180 901508 30.76 434400 1160880 20 Average: 127533 1754772 93.22 2620 1227165 901567 30.76 436891 1160920 11 16:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:11:01 eth0 0.63 0.08 0.04 0.04 0.00 0.00 0.00 16:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:12:01 eth0 1.03 0.38 0.32 0.18 0.00 0.00 0.00 16:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:13:01 eth0 0.73 0.42 0.43 0.24 0.00 0.00 0.00 16:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:14:01 eth0 0.12 0.07 0.01 0.01 0.00 0.00 0.00 16:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:15:01 eth0 0.15 0.10 0.08 0.06 0.00 0.00 0.00 16:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:16:01 eth0 0.18 0.13 0.07 0.01 0.00 0.00 0.00 16:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:17:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.38 0.17 0.12 0.07 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) 01/10/20 _x86_64_ (4 CPU) 16:09:05 LINUX RESTART 16:10:01 CPU %user %nice %system %iowait %steal %idle 16:11:01 all 0.21 0.00 0.13 0.00 0.00 99.66 16:11:01 0 0.28 0.00 0.07 0.00 0.00 99.65 16:11:01 1 0.08 0.00 0.22 0.00 0.00 99.70 16:11:01 2 0.40 0.00 0.08 0.00 0.00 99.52 16:11:01 3 0.10 0.00 0.15 0.00 0.00 99.75 16:12:01 all 0.20 0.00 0.04 0.00 0.00 99.75 16:12:01 0 0.10 0.00 0.03 0.00 0.00 99.87 16:12:01 1 0.08 0.00 0.05 0.00 0.00 99.87 16:12:01 2 0.55 0.00 0.03 0.00 0.00 99.42 16:12:01 3 0.10 0.00 0.05 0.00 0.00 99.85 16:13:01 all 0.18 0.00 0.04 0.00 0.00 99.78 16:13:01 0 0.05 0.00 0.03 0.00 0.00 99.92 16:13:01 1 0.03 0.00 0.02 0.00 0.00 99.95 16:13:01 2 0.53 0.00 0.03 0.00 0.00 99.43 16:13:01 3 0.07 0.00 0.07 0.00 0.00 99.87 16:14:01 all 0.18 0.00 0.04 0.00 0.00 99.78 16:14:01 0 0.03 0.00 0.02 0.00 0.00 99.95 16:14:01 1 0.05 0.00 0.05 0.00 0.00 99.90 16:14:01 2 0.57 0.00 0.03 0.00 0.00 99.40 16:14:01 3 0.07 0.00 0.07 0.00 0.00 99.87 16:15:01 all 0.16 0.00 0.05 0.00 0.00 99.80 16:15:01 0 0.07 0.00 0.03 0.00 0.00 99.90 16:15:01 1 0.02 0.00 0.02 0.00 0.00 99.97 16:15:01 2 0.12 0.00 0.07 0.00 0.00 99.82 16:15:01 3 0.43 0.00 0.07 0.00 0.00 99.50 16:16:01 all 0.06 0.00 0.04 0.00 0.00 99.89 16:16:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:16:01 1 0.07 0.00 0.05 0.00 0.00 99.88 16:16:01 2 0.05 0.00 0.03 0.00 0.00 99.92 16:16:01 3 0.12 0.00 0.07 0.00 0.00 99.82 16:17:01 all 0.08 0.00 0.06 0.00 0.00 99.86 16:17:01 0 0.07 0.00 0.05 0.00 0.00 99.88 16:17:01 1 0.03 0.00 0.07 0.00 0.00 99.90 16:17:01 2 0.03 0.00 0.05 0.00 0.00 99.92 16:17:01 3 0.18 0.00 0.07 0.00 0.00 99.75 16:18:01 all 0.18 0.00 0.05 0.00 0.00 99.77 16:18:01 0 0.02 0.00 0.03 0.00 0.00 99.95 16:18:01 1 0.07 0.00 0.07 0.00 0.00 99.87 16:18:01 2 0.08 0.00 0.03 0.00 0.00 99.88 16:18:01 3 0.55 0.00 0.03 0.00 0.00 99.42 Average: all 0.16 0.00 0.06 0.00 0.00 99.79 Average: 0 0.08 0.00 0.04 0.00 0.00 99.88 Average: 1 0.05 0.00 0.07 0.00 0.00 99.88 Average: 2 0.29 0.00 0.05 0.00 0.00 99.66 Average: 3 0.20 0.00 0.07 0.00 0.00 99.73