---> uname -a: Linux 500792e71b02 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 6.3G 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-60 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-60@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 588 67 0 1182 1144 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) 03/26/20 _x86_64_ (4 CPU) 04:09:52 LINUX RESTART 04:11:01 tps rtps wtps bread/s bwrtn/s 04:12:01 10.99 0.00 10.99 0.00 2101.17 04:13:01 0.38 0.00 0.38 0.00 6.13 04:14:01 0.30 0.00 0.30 0.00 3.63 04:15:01 0.32 0.00 0.32 0.00 3.86 Average: 3.00 0.00 3.00 0.00 528.76 04:11:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:12:01 119960 1762344 93.63 2620 1245124 904360 30.86 422064 1183064 28 04:13:01 119800 1762504 93.64 2620 1245128 898396 30.65 422952 1182740 20 04:14:01 119056 1763248 93.67 2620 1245136 898432 30.65 423300 1182528 8 04:15:01 121372 1760932 93.55 2620 1245136 898168 30.65 421860 1182528 8 Average: 120047 1762257 93.62 2620 1245131 899839 30.70 422544 1182715 16 04:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:12:01 eth0 1.15 0.53 0.50 0.05 0.00 0.00 0.00 04:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 eth0 1.07 0.48 0.32 0.18 0.00 0.00 0.00 04:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:14:01 eth0 0.52 0.30 0.27 0.23 0.00 0.00 0.00 04:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:15:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.70 0.35 0.28 0.12 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) 03/26/20 _x86_64_ (4 CPU) 04:09:52 LINUX RESTART 04:11:01 CPU %user %nice %system %iowait %steal %idle 04:12:01 all 0.19 0.00 0.11 0.00 0.06 99.63 04:12:01 0 0.05 0.00 0.07 0.00 0.05 99.83 04:12:01 1 0.12 0.00 0.20 0.00 0.08 99.60 04:12:01 2 0.45 0.00 0.08 0.00 0.08 99.38 04:12:01 3 0.17 0.00 0.12 0.00 0.05 99.67 04:13:01 all 0.14 0.00 0.06 0.00 0.05 99.75 04:13:01 0 0.05 0.00 0.05 0.00 0.05 99.85 04:13:01 1 0.10 0.00 0.07 0.00 0.10 99.73 04:13:01 2 0.35 0.00 0.05 0.00 0.05 99.55 04:13:01 3 0.05 0.00 0.05 0.00 0.02 99.88 04:14:01 all 0.13 0.00 0.07 0.00 0.07 99.73 04:14:01 0 0.35 0.00 0.07 0.00 0.10 99.48 04:14:01 1 0.05 0.00 0.08 0.00 0.07 99.80 04:14:01 2 0.08 0.00 0.07 0.00 0.08 99.77 04:14:01 3 0.03 0.00 0.03 0.00 0.02 99.92 04:15:01 all 0.15 0.00 0.06 0.00 0.05 99.73 04:15:01 0 0.12 0.00 0.10 0.00 0.07 99.72 04:15:01 1 0.03 0.00 0.02 0.00 0.05 99.90 04:15:01 2 0.45 0.00 0.07 0.00 0.03 99.45 04:15:01 3 0.05 0.00 0.05 0.00 0.03 99.87 Average: all 0.16 0.00 0.08 0.00 0.06 99.71 Average: 0 0.14 0.00 0.07 0.00 0.07 99.72 Average: 1 0.08 0.00 0.09 0.00 0.08 99.76 Average: 2 0.33 0.00 0.07 0.00 0.06 99.54 Average: 3 0.07 0.00 0.06 0.00 0.03 99.83