---> uname -a: Linux cb96239df748 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% /w/workspace/dry_go-mod-core-contracts_PR-211 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-211@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 567 73 0 1197 1167 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) 02/04/20 _x86_64_ (4 CPU) 21:25:04 LINUX RESTART 21:26:02 tps rtps wtps bread/s bwrtn/s 21:27:01 13.95 0.08 13.87 2.71 1987.98 21:28:01 2.58 0.00 2.58 0.00 89.42 21:29:01 0.27 0.00 0.27 0.00 3.88 21:30:01 0.43 0.00 0.43 0.00 4.30 21:31:01 0.77 0.00 0.77 0.00 9.19 Average: 3.57 0.02 3.55 0.53 413.80 21:26:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:27:01 122268 1760036 93.50 2620 1269748 891740 30.43 388728 1212284 24 21:28:01 121996 1760308 93.52 2620 1269752 891864 30.43 389380 1211960 20 21:29:01 120944 1761360 93.57 2620 1269760 892044 30.44 390476 1211960 8 21:30:01 122232 1760072 93.51 2620 1269760 891804 30.43 389060 1211956 8 21:31:01 121604 1760700 93.54 2620 1269768 891876 30.43 389576 1211956 8 Average: 121809 1760495 93.53 2620 1269758 891866 30.43 389444 1212023 14 21:26:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:27:01 eth0 0.52 0.10 0.03 0.07 0.00 0.00 0.00 21:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:28:01 eth0 1.53 0.48 0.80 0.03 0.00 0.00 0.00 21:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:29:01 eth0 1.03 0.80 0.71 0.41 0.00 0.00 0.00 21:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 eth0 0.38 0.02 0.03 0.00 0.00 0.00 0.00 21:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:31:01 eth0 0.22 0.18 0.08 0.07 0.00 0.00 0.00 21:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.74 0.32 0.33 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) 02/04/20 _x86_64_ (4 CPU) 21:25:04 LINUX RESTART 21:26:02 CPU %user %nice %system %iowait %steal %idle 21:27:01 all 0.21 0.00 0.11 0.00 0.00 99.68 21:27:01 0 0.10 0.00 0.10 0.00 0.00 99.80 21:27:01 1 0.08 0.00 0.10 0.00 0.00 99.81 21:27:01 2 0.59 0.00 0.15 0.00 0.00 99.25 21:27:01 3 0.05 0.00 0.08 0.00 0.00 99.86 21:28:01 all 0.19 0.00 0.06 0.00 0.00 99.75 21:28:01 0 0.07 0.00 0.08 0.00 0.02 99.83 21:28:01 1 0.05 0.00 0.07 0.00 0.00 99.88 21:28:01 2 0.60 0.00 0.05 0.00 0.00 99.35 21:28:01 3 0.07 0.00 0.05 0.00 0.00 99.88 21:29:01 all 0.18 0.00 0.05 0.00 0.00 99.77 21:29:01 0 0.07 0.00 0.08 0.00 0.00 99.85 21:29:01 1 0.03 0.00 0.03 0.00 0.00 99.93 21:29:01 2 0.55 0.00 0.05 0.00 0.00 99.40 21:29:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:30:01 all 0.18 0.00 0.05 0.00 0.00 99.77 21:30:01 0 0.53 0.00 0.03 0.00 0.00 99.43 21:30:01 1 0.05 0.00 0.05 0.00 0.00 99.90 21:30:01 2 0.08 0.00 0.07 0.00 0.00 99.85 21:30:01 3 0.07 0.00 0.03 0.00 0.00 99.90 21:31:01 all 0.18 0.00 0.04 0.00 0.00 99.78 21:31:01 0 0.05 0.00 0.03 0.00 0.00 99.92 21:31:01 1 0.50 0.00 0.05 0.00 0.00 99.45 21:31:01 2 0.05 0.00 0.05 0.00 0.00 99.90 21:31:01 3 0.08 0.00 0.03 0.00 0.00 99.88 Average: all 0.19 0.00 0.06 0.00 0.00 99.75 Average: 0 0.16 0.00 0.07 0.00 0.00 99.77 Average: 1 0.14 0.00 0.06 0.00 0.00 99.80 Average: 2 0.37 0.00 0.07 0.00 0.00 99.55 Average: 3 0.06 0.00 0.05 0.00 0.00 99.89