---> uname -a: Linux 349dba049ec0 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: 32K L1i cache: 32K L2 cache: 4096K L3 cache: 16384K NUMA node0 CPU(s): 0-3 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 6.2G 43.8G 12% / 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 6.2G 43.8G 12% /etc/resolv.conf /dev/vda1 50.0G 6.2G 43.8G 12% /etc/hostname /dev/vda1 50.0G 6.2G 43.8G 12% /etc/hosts /dev/vda1 50.0G 6.2G 43.8G 12% /w/workspace/dry_go-mod-core-contracts_PR-195 /dev/vda1 50.0G 6.2G 43.8G 12% /w/workspace/dry_go-mod-core-contracts_PR-195@tmp /dev/vda1 50.0G 6.2G 43.8G 12% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 591 80 0 1166 1142 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) 01/08/20 _x86_64_ (4 CPU) 21:04:04 LINUX RESTART 21:05:01 tps rtps wtps bread/s bwrtn/s 21:06:01 9.02 0.02 9.01 0.53 1786.73 21:07:01 2.11 0.00 2.11 0.00 75.35 21:08:01 0.35 0.00 0.35 0.00 5.70 21:09:01 0.33 0.00 0.33 0.00 4.76 21:10:01 0.32 0.00 0.32 0.00 4.91 Average: 2.43 0.00 2.42 0.11 375.59 21:05:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:06:01 123628 1758676 93.43 2620 1238984 909264 31.02 427676 1172996 20 21:07:01 123636 1758668 93.43 2620 1238988 903096 30.81 428096 1172704 16 21:08:01 120860 1761444 93.58 2620 1238996 903348 30.82 430468 1172704 16 21:09:01 122696 1759608 93.48 2620 1238996 903096 30.81 429016 1172704 8 21:10:01 122472 1759832 93.49 2620 1239000 903168 30.82 429520 1172704 8 Average: 122658 1759646 93.48 2620 1238993 904394 30.86 428955 1172762 14 21:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:06:01 eth0 0.90 0.45 0.38 0.04 0.00 0.00 0.00 21:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 eth0 0.72 0.08 0.07 0.01 0.00 0.00 0.00 21:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:08:01 eth0 0.90 0.68 0.53 0.40 0.00 0.00 0.00 21:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:09:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 21:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 eth0 0.15 0.08 0.08 0.06 0.00 0.00 0.00 21:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.55 0.28 0.21 0.10 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) 01/08/20 _x86_64_ (4 CPU) 21:04:04 LINUX RESTART 21:05:01 CPU %user %nice %system %iowait %steal %idle 21:06:01 all 0.20 0.00 0.10 0.00 0.00 99.70 21:06:01 0 0.05 0.00 0.10 0.00 0.00 99.85 21:06:01 1 0.57 0.00 0.10 0.00 0.00 99.33 21:06:01 2 0.13 0.00 0.17 0.00 0.00 99.70 21:06:01 3 0.07 0.00 0.07 0.00 0.00 99.87 21:07:01 all 0.19 0.00 0.07 0.00 0.00 99.73 21:07:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:07:01 1 0.23 0.00 0.08 0.00 0.02 99.67 21:07:01 2 0.43 0.00 0.10 0.00 0.00 99.47 21:07:01 3 0.05 0.00 0.07 0.00 0.00 99.88 21:08:01 all 0.19 0.00 0.06 0.00 0.00 99.75 21:08:01 0 0.03 0.00 0.02 0.00 0.00 99.95 21:08:01 1 0.08 0.00 0.08 0.00 0.00 99.83 21:08:01 2 0.58 0.00 0.07 0.00 0.00 99.35 21:08:01 3 0.05 0.00 0.07 0.00 0.00 99.88 21:09:01 all 0.18 0.00 0.05 0.00 0.00 99.76 21:09:01 0 0.03 0.00 0.03 0.00 0.00 99.93 21:09:01 1 0.08 0.00 0.07 0.00 0.00 99.85 21:09:01 2 0.57 0.00 0.05 0.00 0.00 99.38 21:09:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:10:01 all 0.17 0.00 0.05 0.00 0.00 99.78 21:10:01 0 0.05 0.00 0.03 0.00 0.00 99.92 21:10:01 1 0.07 0.00 0.07 0.00 0.00 99.87 21:10:01 2 0.52 0.00 0.03 0.00 0.00 99.45 21:10:01 3 0.05 0.00 0.05 0.00 0.00 99.90 Average: all 0.19 0.00 0.07 0.00 0.00 99.75 Average: 0 0.04 0.00 0.04 0.00 0.00 99.92 Average: 1 0.21 0.00 0.08 0.00 0.00 99.71 Average: 2 0.45 0.00 0.08 0.00 0.00 99.47 Average: 3 0.05 0.00 0.06 0.00 0.00 99.89