---> uname -a: Linux 5a069e6876bc 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: 2933.436 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-197 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-197@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 592 70 0 1174 1141 Swap: 1023 1 1022 ---> 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) 01/09/20 _x86_64_ (4 CPU) 20:49:45 LINUX RESTART 20:50:01 tps rtps wtps bread/s bwrtn/s 20:51:01 150.47 71.54 78.93 6477.08 38782.23 20:52:01 4.40 0.00 4.40 0.00 132.46 20:53:01 0.30 0.00 0.30 0.00 4.03 20:54:01 0.28 0.00 0.28 0.00 2.98 20:55:01 0.35 0.00 0.35 0.00 5.30 20:56:01 0.33 0.00 0.33 0.00 5.05 Average: 26.04 11.93 14.11 1080.14 6492.44 20:50:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:51:01 100316 1781988 94.67 2620 1247920 954824 32.58 413576 1206788 756 20:52:01 110772 1771532 94.12 2620 1247860 908896 31.01 409704 1203672 12 20:53:01 110832 1771472 94.11 2620 1247868 901936 30.77 410452 1203444 20 20:54:01 110184 1772120 94.15 2620 1247868 901996 30.78 410708 1203444 8 20:55:01 111516 1770788 94.08 2620 1247876 901768 30.77 409524 1203444 16 20:56:01 110864 1771440 94.11 2620 1247880 901840 30.77 409928 1203444 8 Average: 109081 1773223 94.20 2620 1247879 911877 31.11 410649 1204039 137 20:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:51:01 eth0 349.31 237.26 991.69 90.97 0.00 0.00 0.00 20:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:51:01 docker0 3.01 2.18 0.59 6.95 0.00 0.00 0.00 20:52:01 eth0 1.47 0.42 0.77 0.05 0.00 0.00 0.00 20:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:53:01 eth0 0.93 0.45 0.41 0.21 0.00 0.00 0.00 20:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:54:01 eth0 0.48 0.45 0.27 0.21 0.00 0.00 0.00 20:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:55:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 20:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:56:01 eth0 0.32 0.22 0.14 0.07 0.00 0.00 0.00 20:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 58.80 39.84 165.64 15.26 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.50 0.36 0.10 1.16 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) 01/09/20 _x86_64_ (4 CPU) 20:49:45 LINUX RESTART 20:50:01 CPU %user %nice %system %iowait %steal %idle 20:51:01 all 15.71 0.00 8.15 3.38 0.85 71.91 20:51:01 0 16.69 0.00 7.64 2.87 0.82 71.98 20:51:01 1 15.11 0.00 9.56 4.99 0.80 69.55 20:51:01 2 15.71 0.00 7.70 2.14 0.87 73.58 20:51:01 3 15.34 0.00 7.71 3.50 0.94 72.51 20:52:01 all 0.18 0.00 0.07 0.00 0.02 99.74 20:52:01 0 0.05 0.00 0.05 0.00 0.00 99.90 20:52:01 1 0.07 0.00 0.08 0.00 0.02 99.83 20:52:01 2 0.07 0.00 0.07 0.00 0.03 99.83 20:52:01 3 0.52 0.00 0.10 0.00 0.02 99.37 20:53:01 all 0.19 0.00 0.06 0.00 0.02 99.74 20:53:01 0 0.05 0.00 0.05 0.00 0.03 99.87 20:53:01 1 0.07 0.00 0.07 0.00 0.00 99.87 20:53:01 2 0.12 0.00 0.07 0.00 0.02 99.80 20:53:01 3 0.50 0.00 0.03 0.00 0.02 99.45 20:54:01 all 0.17 0.00 0.05 0.00 0.01 99.77 20:54:01 0 0.05 0.00 0.07 0.00 0.00 99.88 20:54:01 1 0.05 0.00 0.05 0.00 0.02 99.88 20:54:01 2 0.07 0.00 0.05 0.00 0.02 99.87 20:54:01 3 0.52 0.00 0.07 0.00 0.00 99.42 20:55:01 all 0.18 0.00 0.04 0.00 0.02 99.76 20:55:01 0 0.12 0.00 0.03 0.00 0.02 99.83 20:55:01 1 0.05 0.00 0.03 0.00 0.02 99.90 20:55:01 2 0.10 0.00 0.07 0.00 0.00 99.83 20:55:01 3 0.43 0.00 0.05 0.00 0.02 99.50 20:56:01 all 0.18 0.00 0.04 0.00 0.01 99.77 20:56:01 0 0.50 0.00 0.02 0.00 0.00 99.48 20:56:01 1 0.08 0.00 0.07 0.00 0.03 99.82 20:56:01 2 0.07 0.00 0.05 0.00 0.03 99.85 20:56:01 3 0.07 0.00 0.03 0.00 0.02 99.88 Average: all 2.72 0.00 1.38 0.55 0.15 95.20 Average: 0 2.85 0.00 1.28 0.47 0.14 95.25 Average: 1 2.53 0.00 1.62 0.82 0.14 94.88 Average: 2 2.65 0.00 1.31 0.35 0.16 95.53 Average: 3 2.85 0.00 1.31 0.57 0.16 95.11