---> uname -a: Linux e07df48fe82f 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-207 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-207@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 587 74 0 1176 1146 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) 01/29/20 _x86_64_ (4 CPU) 16:45:00 LINUX RESTART 16:46:01 tps rtps wtps bread/s bwrtn/s 16:47:01 23.03 6.11 16.92 1797.54 2085.76 16:48:01 0.88 0.00 0.88 0.00 11.02 16:49:02 0.25 0.00 0.25 0.00 3.33 16:50:01 0.25 0.00 0.25 0.00 3.30 16:51:01 0.32 0.00 0.32 0.00 4.46 16:52:01 1.62 1.23 0.38 76.47 9.04 Average: 4.40 1.23 3.18 313.31 353.93 16:46:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:47:01 113296 1769008 93.98 2620 1240880 982040 33.51 420832 1190664 12 16:48:01 125092 1757212 93.35 2620 1240888 897072 30.61 412116 1189008 8 16:49:02 123920 1758384 93.42 2620 1240892 897416 30.62 413672 1189004 16 16:50:01 123636 1758668 93.43 2620 1240892 897476 30.62 414820 1188008 8 16:51:01 125324 1756980 93.34 2620 1240900 897272 30.61 413896 1188008 16 16:52:01 112368 1769936 94.03 2620 1243304 899024 30.67 417876 1189024 0 Average: 120606 1761698 93.59 2620 1241293 911717 31.11 415535 1188953 10 16:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:47:01 eth0 69.87 60.47 408.39 43.20 0.00 0.00 0.00 16:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:47:01 docker0 3.93 2.41 0.66 7.66 0.00 0.00 0.00 16:48:01 eth0 0.75 0.08 0.06 0.01 0.00 0.00 0.00 16:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:49:02 eth0 0.73 0.35 0.29 0.20 0.00 0.00 0.00 16:49:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:49:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 eth0 0.34 0.30 0.26 0.20 0.00 0.00 0.00 16:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 eth0 0.32 0.27 0.14 0.08 0.00 0.00 0.00 16:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:52:01 eth0 4.28 3.20 4.63 1.70 0.00 0.00 0.00 16:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 12.75 10.81 69.18 7.59 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.66 0.40 0.11 1.28 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) 01/29/20 _x86_64_ (4 CPU) 16:45:00 LINUX RESTART 16:46:01 CPU %user %nice %system %iowait %steal %idle 16:47:01 all 2.58 0.00 2.68 0.30 15.22 79.22 16:47:01 0 2.18 0.00 1.41 0.03 17.11 79.28 16:47:01 1 2.53 0.00 3.68 0.45 14.43 78.91 16:47:01 2 2.34 0.00 2.50 0.19 15.12 79.84 16:47:01 3 3.30 0.00 3.12 0.60 14.15 78.84 16:48:01 all 0.15 0.00 0.05 0.00 0.11 99.68 16:48:01 0 0.03 0.00 0.03 0.00 0.07 99.87 16:48:01 1 0.07 0.00 0.07 0.00 0.10 99.77 16:48:01 2 0.28 0.00 0.07 0.00 0.07 99.58 16:48:01 3 0.25 0.00 0.05 0.00 0.18 99.52 16:49:02 all 0.16 0.00 0.03 0.00 0.27 99.54 16:49:02 0 0.08 0.00 0.03 0.00 0.25 99.63 16:49:02 1 0.03 0.00 0.02 0.00 0.27 99.68 16:49:02 2 0.42 0.00 0.03 0.00 0.25 99.30 16:49:02 3 0.08 0.00 0.05 0.00 0.30 99.57 16:50:01 all 0.09 0.00 0.04 0.00 0.19 99.68 16:50:01 0 0.02 0.00 0.03 0.00 0.10 99.85 16:50:01 1 0.24 0.00 0.05 0.00 0.17 99.54 16:50:01 2 0.05 0.00 0.03 0.00 0.17 99.75 16:50:01 3 0.05 0.00 0.05 0.00 0.34 99.56 16:51:01 all 0.10 0.00 0.04 0.00 0.14 99.72 16:51:01 0 0.05 0.00 0.05 0.00 0.05 99.85 16:51:01 1 0.05 0.00 0.03 0.00 0.05 99.87 16:51:01 2 0.25 0.00 0.05 0.00 0.15 99.55 16:51:01 3 0.05 0.00 0.03 0.00 0.28 99.63 16:52:01 all 0.44 0.00 0.33 0.02 0.28 98.93 16:52:01 0 0.58 0.00 0.25 0.02 0.28 98.87 16:52:01 1 0.28 0.00 0.30 0.00 0.35 99.07 16:52:01 2 0.50 0.00 0.27 0.03 0.28 98.92 16:52:01 3 0.42 0.00 0.55 0.00 0.20 98.83 Average: all 0.61 0.00 0.56 0.06 2.86 95.92 Average: 0 0.52 0.00 0.32 0.01 3.22 95.93 Average: 1 0.56 0.00 0.73 0.08 2.71 95.92 Average: 2 0.66 0.00 0.51 0.04 2.80 95.99 Average: 3 0.72 0.00 0.67 0.10 2.69 95.82