---> uname -a: Linux 747f41bd7cd0 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-203 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-203@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 587 73 0 1177 1147 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) 01/23/20 _x86_64_ (4 CPU) 16:33:03 LINUX RESTART 16:34:01 tps rtps wtps bread/s bwrtn/s 16:35:01 8.29 0.05 8.24 1.60 2264.41 16:36:01 2.32 0.00 2.32 0.00 81.65 16:37:01 0.30 0.00 0.30 0.00 4.60 16:38:01 0.35 0.00 0.35 0.00 5.50 16:39:01 0.32 0.00 0.32 0.00 5.31 16:40:01 0.37 0.00 0.37 0.00 5.53 16:41:01 0.33 0.00 0.33 0.00 5.43 Average: 1.75 0.01 1.75 0.23 338.97 16:34:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:35:01 111248 1771056 94.09 2620 1256484 888984 30.33 407852 1204504 20 16:36:01 111368 1770936 94.08 2620 1256488 888984 30.33 408360 1204204 12 16:37:01 110064 1772240 94.15 2620 1256496 889188 30.34 409808 1203912 8 16:38:01 110392 1771912 94.14 2620 1256496 889192 30.34 409600 1203912 16 16:39:01 110412 1771892 94.13 2620 1256504 889204 30.34 409524 1203912 8 16:40:01 111004 1771300 94.10 2620 1256508 889108 30.34 409256 1203912 12 16:41:01 115260 1767044 93.88 2620 1256512 889048 30.33 404760 1203908 8 Average: 111393 1770911 94.08 2620 1256498 889101 30.34 408451 1204038 12 16:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:35:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 16:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:36:01 eth0 0.47 0.08 0.04 0.01 0.00 0.00 0.00 16:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:37:01 eth0 1.22 0.47 0.33 0.21 0.00 0.00 0.00 16:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:38:01 eth0 0.83 0.62 0.53 0.19 0.00 0.00 0.00 16:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:01 eth0 0.22 0.18 0.08 0.10 0.00 0.00 0.00 16:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 eth0 0.10 0.03 0.06 0.00 0.00 0.00 0.00 16:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:41:01 eth0 0.08 0.10 0.01 0.01 0.00 0.00 0.00 16:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.43 0.22 0.15 0.08 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) 01/23/20 _x86_64_ (4 CPU) 16:33:03 LINUX RESTART 16:34:01 CPU %user %nice %system %iowait %steal %idle 16:35:01 all 0.20 0.00 0.09 0.00 0.00 99.71 16:35:01 0 0.10 0.00 0.12 0.00 0.00 99.78 16:35:01 1 0.50 0.00 0.07 0.00 0.02 99.42 16:35:01 2 0.10 0.00 0.10 0.00 0.00 99.80 16:35:01 3 0.10 0.00 0.05 0.00 0.00 99.85 16:36:01 all 0.08 0.00 0.05 0.00 0.00 99.87 16:36:01 0 0.07 0.00 0.03 0.00 0.00 99.90 16:36:01 1 0.08 0.00 0.07 0.00 0.00 99.85 16:36:01 2 0.05 0.00 0.05 0.00 0.00 99.90 16:36:01 3 0.08 0.00 0.05 0.00 0.00 99.87 16:37:01 all 0.18 0.00 0.04 0.00 0.00 99.77 16:37:01 0 0.03 0.00 0.05 0.00 0.00 99.92 16:37:01 1 0.55 0.00 0.07 0.00 0.00 99.38 16:37:01 2 0.07 0.00 0.05 0.00 0.00 99.88 16:37:01 3 0.07 0.00 0.03 0.00 0.00 99.90 16:38:01 all 0.19 0.00 0.04 0.00 0.00 99.77 16:38:01 0 0.08 0.00 0.07 0.00 0.02 99.83 16:38:01 1 0.12 0.00 0.03 0.00 0.00 99.85 16:38:01 2 0.48 0.00 0.03 0.00 0.00 99.48 16:38:01 3 0.07 0.00 0.03 0.00 0.00 99.90 16:39:01 all 0.16 0.00 0.04 0.00 0.00 99.80 16:39:01 0 0.02 0.00 0.02 0.00 0.00 99.97 16:39:01 1 0.05 0.00 0.05 0.00 0.00 99.90 16:39:01 2 0.55 0.00 0.05 0.00 0.00 99.40 16:39:01 3 0.05 0.00 0.03 0.00 0.00 99.92 16:40:01 all 0.18 0.00 0.04 0.00 0.00 99.78 16:40:01 0 0.08 0.00 0.03 0.00 0.00 99.88 16:40:01 1 0.02 0.00 0.02 0.00 0.00 99.97 16:40:01 2 0.52 0.00 0.05 0.00 0.00 99.43 16:40:01 3 0.07 0.00 0.07 0.00 0.02 99.85 16:41:01 all 0.17 0.00 0.05 0.00 0.00 99.79 16:41:01 0 0.02 0.00 0.03 0.00 0.00 99.95 16:41:01 1 0.02 0.00 0.03 0.00 0.00 99.95 16:41:01 2 0.57 0.00 0.05 0.00 0.00 99.38 16:41:01 3 0.07 0.00 0.03 0.00 0.00 99.90 Average: all 0.16 0.00 0.05 0.00 0.00 99.78 Average: 0 0.06 0.00 0.05 0.00 0.00 99.89 Average: 1 0.19 0.00 0.05 0.00 0.00 99.76 Average: 2 0.33 0.00 0.05 0.00 0.00 99.61 Average: 3 0.07 0.00 0.04 0.00 0.00 99.88