---> uname -a: Linux 2e8de07d9562 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: 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-191 /dev/vda1 50.0G 6.2G 43.8G 12% /w/workspace/dry_go-mod-core-contracts_PR-191@tmp /dev/vda1 50.0G 6.2G 43.8G 12% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 606 73 0 1157 1126 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) 01/02/20 _x86_64_ (4 CPU) 19:11:34 LINUX RESTART 19:12:01 tps rtps wtps bread/s bwrtn/s 19:13:01 60.87 18.55 42.32 3441.23 3632.12 19:14:01 3.80 0.00 3.80 0.00 116.66 19:15:01 0.57 0.00 0.57 0.00 6.45 19:16:01 0.63 0.00 0.63 0.00 6.71 19:17:01 0.58 0.00 0.58 0.00 5.85 Average: 13.29 3.71 9.58 688.43 753.75 19:12:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:13:01 109028 1773276 94.21 2620 1228960 930728 31.76 442884 1170040 116 19:14:01 117084 1765220 93.78 2620 1229080 902288 30.79 437432 1169960 8 19:15:01 115940 1766364 93.84 2620 1229084 902516 30.79 438912 1169944 8 19:16:01 115488 1766816 93.86 2620 1229088 902552 30.79 439032 1169944 8 19:17:01 116924 1765380 93.79 2620 1229096 902372 30.79 438068 1169944 16 Average: 114893 1767411 93.90 2620 1229062 908091 30.98 439266 1169966 31 19:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:13:01 eth0 532.03 366.65 1004.26 100.49 0.00 0.00 0.00 19:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:13:01 docker0 2.71 1.95 0.55 6.80 0.00 0.00 0.00 19:14:01 eth0 1.20 0.07 0.10 0.04 0.00 0.00 0.00 19:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:15:01 eth0 2.50 0.90 0.91 0.56 0.00 0.00 0.00 19:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:16:01 eth0 0.45 0.38 0.27 0.21 0.00 0.00 0.00 19:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:17:01 eth0 0.37 0.20 0.18 0.04 0.00 0.00 0.00 19:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 107.34 73.66 201.20 20.27 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 0.39 0.11 1.36 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) 01/02/20 _x86_64_ (4 CPU) 19:11:34 LINUX RESTART 19:12:01 CPU %user %nice %system %iowait %steal %idle 19:13:01 all 11.73 0.00 2.74 1.09 0.01 84.43 19:13:01 0 10.85 0.00 3.52 0.42 0.02 85.19 19:13:01 1 11.77 0.00 2.48 0.52 0.00 85.24 19:13:01 2 11.92 0.00 2.43 2.53 0.02 83.10 19:13:01 3 12.40 0.00 2.51 0.87 0.02 84.20 19:14:01 all 0.18 0.00 0.04 0.00 0.00 99.78 19:14:01 0 0.53 0.00 0.03 0.00 0.00 99.43 19:14:01 1 0.07 0.00 0.05 0.00 0.00 99.88 19:14:01 2 0.07 0.00 0.05 0.00 0.00 99.88 19:14:01 3 0.07 0.00 0.05 0.00 0.00 99.88 19:15:01 all 0.17 0.00 0.06 0.00 0.00 99.77 19:15:01 0 0.52 0.00 0.10 0.00 0.00 99.38 19:15:01 1 0.03 0.00 0.03 0.00 0.00 99.93 19:15:01 2 0.08 0.00 0.07 0.00 0.00 99.85 19:15:01 3 0.05 0.00 0.05 0.00 0.00 99.90 19:16:01 all 0.16 0.00 0.06 0.00 0.00 99.78 19:16:01 0 0.08 0.00 0.05 0.00 0.00 99.87 19:16:01 1 0.37 0.00 0.03 0.00 0.02 99.58 19:16:01 2 0.10 0.00 0.08 0.00 0.00 99.82 19:16:01 3 0.07 0.00 0.05 0.00 0.00 99.88 19:17:01 all 0.18 0.00 0.04 0.00 0.00 99.78 19:17:01 0 0.05 0.00 0.05 0.00 0.00 99.90 19:17:01 1 0.55 0.00 0.03 0.00 0.00 99.42 19:17:01 2 0.07 0.00 0.07 0.00 0.00 99.87 19:17:01 3 0.07 0.00 0.03 0.00 0.00 99.90 Average: all 2.47 0.00 0.59 0.22 0.00 96.72 Average: 0 2.40 0.00 0.75 0.08 0.00 96.77 Average: 1 2.55 0.00 0.52 0.10 0.00 96.82 Average: 2 2.44 0.00 0.54 0.50 0.00 96.52 Average: 3 2.52 0.00 0.54 0.17 0.00 96.77