---> uname -a: Linux beaca1d3495f 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 6.3G 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-236 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-236@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 605 75 0 1157 1128 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) 05/12/20 _x86_64_ (4 CPU) 08:38:38 LINUX RESTART 08:39:01 tps rtps wtps bread/s bwrtn/s 08:40:01 76.95 36.45 40.50 4993.34 4586.47 08:41:02 4.15 0.00 4.15 0.00 127.12 08:42:01 0.29 0.00 0.29 0.00 4.13 08:43:01 0.28 0.00 0.28 0.00 3.33 08:44:01 4.95 4.71 0.23 732.84 3.50 Average: 17.39 8.26 9.12 1149.58 948.54 08:39:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 108444 1773860 94.24 2620 1225496 951372 32.46 438848 1167788 20 08:41:02 120340 1761964 93.61 2620 1225528 895256 30.55 431028 1167608 20 08:42:01 119780 1762524 93.64 2620 1225536 895512 30.55 432164 1167596 8 08:43:01 119332 1762972 93.66 2620 1225540 895500 30.55 432356 1167596 16 08:44:01 72256 1810048 96.16 2620 1247624 926900 31.63 450124 1189344 172 Average: 108030 1774274 94.26 2620 1229945 912908 31.15 436904 1171986 47 08:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:40:01 eth0 379.68 214.06 1018.53 92.40 0.00 0.00 0.00 08:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 docker0 3.36 2.75 0.73 8.61 0.00 0.00 0.00 08:41:02 eth0 0.83 0.08 0.07 0.01 0.00 0.00 0.00 08:41:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:41:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:42:01 eth0 3.93 1.39 3.22 0.24 0.00 0.00 0.00 08:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:43:01 eth0 0.83 0.40 0.30 0.24 0.00 0.00 0.00 08:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:44:01 eth0 6.45 4.48 6.90 2.48 0.00 0.00 0.00 08:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 78.63 44.25 206.59 19.15 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.68 0.55 0.15 1.73 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) 05/12/20 _x86_64_ (4 CPU) 08:38:38 LINUX RESTART 08:39:01 CPU %user %nice %system %iowait %steal %idle 08:40:01 all 13.71 0.00 5.04 2.17 0.01 79.07 08:40:01 0 13.69 0.00 5.67 1.11 0.00 79.53 08:40:01 1 13.62 0.00 4.63 2.85 0.02 78.88 08:40:01 2 13.13 0.00 4.69 1.79 0.03 80.35 08:40:01 3 14.38 0.00 5.17 2.91 0.02 77.52 08:41:02 all 0.18 0.00 0.05 0.00 0.00 99.76 08:41:02 0 0.52 0.00 0.03 0.00 0.00 99.45 08:41:02 1 0.07 0.00 0.03 0.00 0.00 99.90 08:41:02 2 0.07 0.00 0.07 0.00 0.00 99.87 08:41:02 3 0.08 0.00 0.08 0.00 0.00 99.83 08:42:01 all 0.20 0.00 0.06 0.00 0.00 99.74 08:42:01 0 0.54 0.00 0.07 0.00 0.00 99.39 08:42:01 1 0.08 0.00 0.05 0.00 0.02 99.85 08:42:01 2 0.10 0.00 0.05 0.00 0.00 99.85 08:42:01 3 0.08 0.00 0.07 0.00 0.00 99.85 08:43:01 all 0.18 0.00 0.05 0.00 0.00 99.77 08:43:01 0 0.55 0.00 0.03 0.00 0.00 99.42 08:43:01 1 0.05 0.00 0.05 0.00 0.00 99.90 08:43:01 2 0.05 0.00 0.07 0.00 0.00 99.88 08:43:01 3 0.07 0.00 0.05 0.00 0.00 99.88 08:44:01 all 0.57 0.00 0.36 0.07 0.00 98.99 08:44:01 0 0.92 0.00 0.38 0.00 0.02 98.68 08:44:01 1 0.50 0.00 0.37 0.00 0.00 99.13 08:44:01 2 0.45 0.00 0.30 0.27 0.00 98.98 08:44:01 3 0.42 0.00 0.37 0.02 0.00 99.20 Average: all 2.96 0.00 1.11 0.45 0.00 95.47 Average: 0 3.24 0.00 1.24 0.22 0.00 95.30 Average: 1 2.86 0.00 1.02 0.57 0.01 95.54 Average: 2 2.76 0.00 1.04 0.41 0.01 95.79 Average: 3 3.00 0.00 1.15 0.58 0.00 95.27