---> uname -a: Linux a2a0e8fbc614 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/dry_go-mod-core-contracts_PR-236@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dry_go-mod-core-contracts_PR-236 ---> free -m: total used free shared buff/cache available Mem: 1838 619 79 0 1140 1114 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) 04/10/20 _x86_64_ (4 CPU) 09:46:44 LINUX RESTART 09:47:02 tps rtps wtps bread/s bwrtn/s 09:48:01 105.23 33.02 72.21 4825.86 35184.80 09:49:01 9.63 0.00 9.63 0.00 1590.22 09:50:01 0.37 0.00 0.37 0.00 5.16 09:51:01 0.18 0.00 0.18 0.00 2.30 Average: 28.55 8.16 20.39 1192.04 9092.10 09:47:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:48:01 108232 1774072 94.25 2620 1216160 955368 32.60 455384 1160648 44124 09:49:01 113852 1768452 93.95 2620 1216380 914364 31.20 450208 1160624 8 09:50:01 112508 1769796 94.02 2620 1216384 914624 31.21 451520 1160608 20 09:51:01 112484 1769820 94.02 2620 1216388 914672 31.21 451788 1160504 8 Average: 111769 1770535 94.06 2620 1216328 924757 31.55 452225 1160596 11040 09:47:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:48:01 eth0 473.70 279.25 1022.71 94.42 0.00 0.00 0.00 09:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:48:01 docker0 3.55 2.88 0.72 8.68 0.00 0.00 0.00 09:49:01 eth0 0.85 0.07 0.07 0.01 0.00 0.00 0.00 09:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 eth0 5.65 1.45 6.27 0.28 0.00 0.00 0.00 09:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:51:01 eth0 0.52 0.42 0.27 0.21 0.00 0.00 0.00 09:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 118.77 69.46 254.28 23.45 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.88 0.71 0.18 2.14 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) 04/10/20 _x86_64_ (4 CPU) 09:46:44 LINUX RESTART 09:47:02 CPU %user %nice %system %iowait %steal %idle 09:48:01 all 13.11 0.00 5.87 7.07 0.02 73.94 09:48:01 0 12.37 0.00 6.77 5.18 0.02 75.67 09:48:01 1 13.25 0.00 5.49 9.57 0.02 71.68 09:48:01 2 13.50 0.00 5.88 7.60 0.00 73.02 09:48:01 3 13.35 0.00 5.37 5.91 0.02 75.35 09:49:01 all 0.18 0.00 0.09 0.00 0.00 99.72 09:49:01 0 0.03 0.00 0.12 0.00 0.00 99.85 09:49:01 1 0.53 0.00 0.05 0.00 0.00 99.42 09:49:01 2 0.07 0.00 0.13 0.00 0.00 99.80 09:49:01 3 0.07 0.00 0.07 0.00 0.00 99.87 09:50:01 all 0.22 0.00 0.08 0.00 0.00 99.70 09:50:01 0 0.63 0.00 0.10 0.00 0.00 99.27 09:50:01 1 0.08 0.00 0.08 0.00 0.00 99.83 09:50:01 2 0.08 0.00 0.10 0.00 0.00 99.82 09:50:01 3 0.08 0.00 0.05 0.00 0.00 99.87 09:51:01 all 0.18 0.00 0.06 0.00 0.00 99.77 09:51:01 0 0.27 0.00 0.08 0.00 0.02 99.63 09:51:01 1 0.10 0.00 0.05 0.00 0.00 99.85 09:51:01 2 0.28 0.00 0.05 0.00 0.00 99.67 09:51:01 3 0.07 0.00 0.05 0.00 0.00 99.88 Average: all 3.36 0.00 1.50 1.73 0.01 93.40 Average: 0 3.27 0.00 1.74 1.27 0.01 93.72 Average: 1 3.43 0.00 1.39 2.35 0.00 92.82 Average: 2 3.42 0.00 1.51 1.87 0.00 93.20 Average: 3 3.33 0.00 1.36 1.45 0.00 93.86