---> uname -a: Linux 899690111a3e 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: 2933.396 BogoMIPS: 5866.79 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/exfoundry_go-mod-bootstrap_PR-58 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-58@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 592 67 0 1177 1141 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) 03/20/20 _x86_64_ (4 CPU) 15:39:11 LINUX RESTART 15:40:01 tps rtps wtps bread/s bwrtn/s 15:41:01 11.90 1.50 10.41 83.52 1917.08 15:42:01 2.60 0.02 2.58 0.53 89.24 15:43:01 0.23 0.00 0.23 0.00 3.60 15:44:02 0.25 0.00 0.25 0.00 2.56 Average: 3.75 0.38 3.37 21.02 503.22 15:40:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:41:01 122312 1759992 93.50 2620 1235136 947396 32.32 401808 1199324 8 15:42:01 126556 1755748 93.28 2620 1235140 933168 31.84 399552 1197640 16 15:43:01 126672 1755632 93.27 2620 1235148 933180 31.84 399744 1197456 8 15:44:02 129664 1752640 93.11 2620 1235148 910552 31.07 398276 1196640 8 Average: 126301 1756003 93.29 2620 1235143 931074 31.77 399845 1197765 10 15:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:41:01 eth0 9.56 7.31 6.00 11.95 0.00 0.00 0.00 15:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:41:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 15:42:01 eth0 4.25 1.63 3.48 0.32 0.00 0.00 0.00 15:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:43:01 eth0 0.35 0.25 0.26 0.19 0.00 0.00 0.00 15:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:44:02 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 15:44:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:44:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 3.55 2.31 2.44 3.12 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) 03/20/20 _x86_64_ (4 CPU) 15:39:11 LINUX RESTART 15:40:01 CPU %user %nice %system %iowait %steal %idle 15:41:01 all 0.64 0.00 0.20 0.02 0.00 99.14 15:41:01 0 0.43 0.00 0.20 0.03 0.00 99.33 15:41:01 1 0.70 0.00 0.22 0.00 0.00 99.08 15:41:01 2 0.67 0.00 0.18 0.02 0.00 99.13 15:41:01 3 0.77 0.00 0.18 0.02 0.00 99.03 15:42:01 all 0.21 0.00 0.06 0.00 0.00 99.72 15:42:01 0 0.08 0.00 0.07 0.00 0.00 99.85 15:42:01 1 0.28 0.00 0.07 0.00 0.00 99.65 15:42:01 2 0.38 0.00 0.05 0.00 0.00 99.57 15:42:01 3 0.08 0.00 0.08 0.00 0.00 99.83 15:43:01 all 0.18 0.00 0.05 0.00 0.00 99.76 15:43:01 0 0.07 0.00 0.07 0.00 0.00 99.87 15:43:01 1 0.55 0.00 0.03 0.00 0.00 99.42 15:43:01 2 0.08 0.00 0.07 0.00 0.00 99.85 15:43:01 3 0.05 0.00 0.05 0.00 0.00 99.90 15:44:02 all 0.17 0.00 0.06 0.00 0.00 99.77 15:44:02 0 0.05 0.00 0.03 0.00 0.00 99.92 15:44:02 1 0.33 0.00 0.10 0.00 0.00 99.57 15:44:02 2 0.07 0.00 0.03 0.00 0.00 99.90 15:44:02 3 0.22 0.00 0.07 0.00 0.02 99.70 Average: all 0.30 0.00 0.09 0.01 0.00 99.60 Average: 0 0.16 0.00 0.09 0.01 0.00 99.74 Average: 1 0.47 0.00 0.10 0.00 0.00 99.43 Average: 2 0.30 0.00 0.08 0.00 0.00 99.61 Average: 3 0.28 0.00 0.10 0.00 0.00 99.62