---> uname -a: Linux e23ef926c706 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/dry_go-mod-core-contracts_PR-201 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-201@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 566 73 0 1198 1168 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) 01/21/20 _x86_64_ (4 CPU) 21:24:15 LINUX RESTART 21:25:01 tps rtps wtps bread/s bwrtn/s 21:26:01 11.70 1.40 10.30 82.82 1763.67 21:27:01 2.58 0.00 2.58 0.00 88.29 21:28:01 0.15 0.00 0.15 0.00 2.15 21:29:02 0.27 0.00 0.27 0.00 3.60 21:30:01 0.34 0.00 0.34 0.00 4.15 21:31:01 0.33 0.00 0.33 0.00 3.93 Average: 2.57 0.23 2.34 13.85 311.96 21:25:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:26:01 128844 1753460 93.15 2620 1248520 942000 32.14 394092 1200092 16 21:27:01 132064 1750240 92.98 2620 1248524 914280 31.19 392016 1199792 16 21:28:01 132312 1749992 92.97 2620 1248532 914372 31.20 392268 1199792 16 21:29:02 131692 1750612 93.00 2620 1248532 914372 31.20 392300 1199792 16 21:30:01 133088 1749216 92.93 2620 1248540 911192 31.09 391408 1199792 12 21:31:01 135240 1747064 92.82 2620 1248544 893500 30.49 389756 1199776 12 Average: 132207 1750097 92.98 2620 1248532 914953 31.22 391973 1199839 15 21:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:26:01 eth0 34.10 26.03 32.98 29.31 0.00 0.00 0.00 21:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:26:01 docker0 3.21 2.50 0.60 7.18 0.00 0.00 0.00 21:27:01 eth0 2.58 0.60 0.66 0.39 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 2.95 0.87 0.83 0.38 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 21:29:02 eth0 1.40 0.68 0.61 0.43 0.00 0.00 0.00 21:29:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:29:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 eth0 0.78 0.47 0.42 0.27 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 0.10 0.08 0.01 0.01 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 7.01 4.80 5.93 5.15 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.54 0.42 0.10 1.20 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) 01/21/20 _x86_64_ (4 CPU) 21:24:15 LINUX RESTART 21:25:01 CPU %user %nice %system %iowait %steal %idle 21:26:01 all 2.20 0.00 0.93 0.03 0.38 96.47 21:26:01 0 2.03 0.00 0.92 0.05 0.38 96.62 21:26:01 1 2.49 0.00 1.10 0.02 0.30 96.09 21:26:01 2 1.85 0.00 0.92 0.03 0.43 96.76 21:26:01 3 2.40 0.00 0.75 0.03 0.40 96.41 21:27:01 all 0.19 0.00 0.05 0.00 0.03 99.72 21:27:01 0 0.07 0.00 0.05 0.00 0.02 99.87 21:27:01 1 0.08 0.00 0.03 0.00 0.03 99.85 21:27:01 2 0.57 0.00 0.10 0.00 0.05 99.28 21:27:01 3 0.07 0.00 0.03 0.00 0.02 99.88 21:28:01 all 0.21 0.00 0.04 0.00 0.04 99.71 21:28:01 0 0.03 0.00 0.03 0.00 0.02 99.92 21:28:01 1 0.30 0.00 0.05 0.00 0.03 99.62 21:28:01 2 0.48 0.00 0.03 0.00 0.02 99.47 21:28:01 3 0.03 0.00 0.05 0.00 0.07 99.85 21:29:02 all 0.20 0.00 0.05 0.00 0.01 99.75 21:29:02 0 0.07 0.00 0.05 0.00 0.02 99.87 21:29:02 1 0.10 0.00 0.05 0.00 0.02 99.83 21:29:02 2 0.57 0.00 0.05 0.00 0.02 99.37 21:29:02 3 0.05 0.00 0.03 0.00 0.02 99.90 21:30:01 all 0.16 0.00 0.05 0.00 0.03 99.77 21:30:01 0 0.05 0.00 0.05 0.00 0.02 99.88 21:30:01 1 0.05 0.00 0.03 0.00 0.03 99.88 21:30:01 2 0.47 0.00 0.05 0.00 0.02 99.46 21:30:01 3 0.05 0.00 0.05 0.00 0.03 99.86 21:31:01 all 0.11 0.00 0.05 0.00 0.04 99.80 21:31:01 0 0.03 0.00 0.03 0.00 0.00 99.93 21:31:01 1 0.20 0.00 0.07 0.00 0.13 99.60 21:31:01 2 0.22 0.00 0.07 0.00 0.02 99.70 21:31:01 3 0.00 0.00 0.03 0.00 0.00 99.97 Average: all 0.51 0.00 0.19 0.00 0.09 99.20 Average: 0 0.38 0.00 0.19 0.01 0.08 99.35 Average: 1 0.54 0.00 0.22 0.00 0.09 99.14 Average: 2 0.69 0.00 0.20 0.01 0.09 99.01 Average: 3 0.43 0.00 0.16 0.01 0.09 99.31