---> uname -a: Linux e6f754bdefcb 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-211 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-211@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 607 70 0 1161 1127 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) 02/10/20 _x86_64_ (4 CPU) 20:31:05 LINUX RESTART 20:32:01 tps rtps wtps bread/s bwrtn/s 20:33:01 11.06 0.12 10.94 3.73 1911.87 20:34:01 2.60 0.00 2.60 0.00 88.17 20:35:01 0.30 0.00 0.30 0.00 3.66 20:36:01 0.28 0.00 0.28 0.00 3.20 20:37:01 0.27 0.00 0.27 0.00 3.40 20:38:01 0.38 0.00 0.38 0.00 4.98 20:39:01 0.23 0.00 0.23 0.00 2.96 20:40:01 0.25 0.00 0.25 0.00 2.93 20:41:01 0.30 0.00 0.30 0.00 3.66 20:42:01 0.27 0.00 0.27 0.00 3.25 20:43:01 0.28 0.00 0.28 0.00 3.60 20:44:01 0.25 0.00 0.25 0.00 3.06 20:45:01 54.64 49.04 5.60 3527.59 4015.92 Average: 5.47 3.78 1.69 271.69 465.52 20:32:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:33:01 120596 1761708 93.59 2620 1227392 916924 31.28 430248 1173308 16 20:34:01 120752 1761552 93.58 2620 1227396 909904 31.05 430600 1172988 8 20:35:01 120216 1762088 93.61 2620 1227408 909964 31.05 430860 1172988 8 20:36:01 121572 1760732 93.54 2620 1227408 909792 31.04 429960 1172988 8 20:37:01 121280 1761024 93.56 2620 1227416 909880 31.04 430528 1172988 8 20:38:01 121992 1760312 93.52 2620 1227420 909796 31.04 429984 1172984 8 20:39:01 137056 1745248 92.72 2620 1227424 909796 31.04 414672 1172984 8 20:40:01 137228 1745076 92.71 2620 1227428 909796 31.04 414552 1172984 8 20:41:01 137040 1745264 92.72 2620 1227432 909796 31.04 414560 1172984 8 20:42:01 138424 1743880 92.65 2620 1227440 909880 31.04 413496 1172976 8 20:43:01 139088 1743216 92.61 2620 1227444 909796 31.04 412972 1172976 8 20:44:01 138840 1743464 92.62 2620 1227452 909964 31.05 413056 1172864 16 20:45:01 72692 1809612 96.14 2620 1232620 1129980 38.55 472912 1167080 110876 Average: 125137 1757167 93.35 2620 1227822 927328 31.64 426031 1172546 8538 20:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:33:01 eth0 0.55 0.13 0.11 0.05 0.00 0.00 0.00 20:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 eth0 1.37 0.55 0.51 0.21 0.00 0.00 0.00 20:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:35:01 eth0 0.50 0.43 0.27 0.21 0.00 0.00 0.00 20:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:36:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 20:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:37:01 eth0 0.27 0.20 0.14 0.07 0.00 0.00 0.00 20:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:38:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 20:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:39:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:41:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:42:01 eth0 0.28 0.23 0.14 0.07 0.00 0.00 0.00 20:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:43:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:44:01 eth0 0.87 0.43 0.30 0.18 0.00 0.00 0.00 20:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:45:01 eth0 89.79 74.40 2113.78 9.31 0.00 0.00 0.00 20:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 7.24 5.91 162.75 0.78 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) 02/10/20 _x86_64_ (4 CPU) 20:31:05 LINUX RESTART 20:32:01 CPU %user %nice %system %iowait %steal %idle 20:33:01 all 0.14 0.00 0.10 0.03 0.00 99.73 20:33:01 0 0.10 0.00 0.08 0.00 0.00 99.82 20:33:01 1 0.07 0.00 0.13 0.13 0.00 99.67 20:33:01 2 0.05 0.00 0.08 0.00 0.00 99.87 20:33:01 3 0.32 0.00 0.08 0.00 0.00 99.60 20:34:01 all 0.20 0.00 0.04 0.00 0.00 99.76 20:34:01 0 0.05 0.00 0.05 0.00 0.02 99.88 20:34:01 1 0.12 0.00 0.05 0.00 0.00 99.83 20:34:01 2 0.10 0.00 0.03 0.00 0.00 99.87 20:34:01 3 0.55 0.00 0.03 0.00 0.00 99.42 20:35:01 all 0.17 0.00 0.03 0.00 0.00 99.80 20:35:01 0 0.05 0.00 0.05 0.00 0.00 99.90 20:35:01 1 0.03 0.00 0.03 0.00 0.00 99.93 20:35:01 2 0.08 0.00 0.05 0.00 0.00 99.87 20:35:01 3 0.52 0.00 0.00 0.00 0.00 99.48 20:36:01 all 0.17 0.00 0.04 0.00 0.00 99.78 20:36:01 0 0.05 0.00 0.03 0.00 0.00 99.92 20:36:01 1 0.07 0.00 0.03 0.00 0.00 99.90 20:36:01 2 0.05 0.00 0.03 0.00 0.00 99.92 20:36:01 3 0.53 0.00 0.03 0.00 0.00 99.43 20:37:01 all 0.18 0.00 0.03 0.00 0.00 99.79 20:37:01 0 0.03 0.00 0.02 0.00 0.00 99.95 20:37:01 1 0.47 0.00 0.03 0.00 0.00 99.50 20:37:01 2 0.10 0.00 0.07 0.00 0.00 99.83 20:37:01 3 0.10 0.00 0.03 0.00 0.00 99.87 20:38:01 all 0.17 0.00 0.04 0.00 0.00 99.79 20:38:01 0 0.03 0.00 0.05 0.00 0.00 99.92 20:38:01 1 0.57 0.00 0.05 0.00 0.02 99.37 20:38:01 2 0.03 0.00 0.05 0.00 0.00 99.92 20:38:01 3 0.05 0.00 0.02 0.00 0.00 99.93 20:39:01 all 0.17 0.00 0.04 0.00 0.00 99.78 20:39:01 0 0.08 0.00 0.05 0.00 0.00 99.87 20:39:01 1 0.07 0.00 0.03 0.00 0.00 99.90 20:39:01 2 0.05 0.00 0.03 0.00 0.00 99.92 20:39:01 3 0.52 0.00 0.02 0.00 0.00 99.47 20:40:01 all 0.17 0.00 0.04 0.00 0.00 99.79 20:40:01 0 0.03 0.00 0.03 0.00 0.00 99.93 20:40:01 1 0.03 0.00 0.05 0.00 0.00 99.92 20:40:01 2 0.05 0.00 0.03 0.00 0.00 99.92 20:40:01 3 0.55 0.00 0.05 0.00 0.00 99.40 20:41:01 all 0.14 0.00 0.04 0.00 0.00 99.82 20:41:01 0 0.08 0.00 0.05 0.00 0.00 99.87 20:41:01 1 0.02 0.00 0.00 0.00 0.00 99.98 20:41:01 2 0.05 0.00 0.03 0.00 0.00 99.92 20:41:01 3 0.40 0.00 0.05 0.00 0.02 99.53 20:42:01 all 0.07 0.00 0.04 0.00 0.00 99.89 20:42:01 0 0.07 0.00 0.05 0.00 0.00 99.88 20:42:01 1 0.02 0.00 0.03 0.00 0.00 99.95 20:42:01 2 0.08 0.00 0.03 0.00 0.02 99.87 20:42:01 3 0.12 0.00 0.05 0.00 0.00 99.83 20:43:01 all 0.17 0.00 0.04 0.00 0.00 99.79 20:43:01 0 0.05 0.00 0.03 0.00 0.00 99.92 20:43:01 1 0.05 0.00 0.03 0.00 0.00 99.92 20:43:01 2 0.03 0.00 0.05 0.00 0.00 99.92 20:43:01 3 0.53 0.00 0.05 0.00 0.00 99.42 20:44:01 all 0.20 0.00 0.04 0.00 0.00 99.76 20:44:01 0 0.07 0.00 0.05 0.00 0.00 99.88 20:44:01 1 0.08 0.00 0.05 0.00 0.00 99.87 20:44:01 2 0.07 0.00 0.05 0.00 0.00 99.88 20:44:01 3 0.57 0.00 0.05 0.00 0.00 99.38 20:45:01 all 2.34 0.00 1.11 1.02 0.01 95.52 20:45:01 0 1.97 0.00 1.20 0.27 0.02 96.54 20:45:01 1 2.15 0.00 1.05 0.50 0.02 96.28 20:45:01 2 1.87 0.00 1.05 0.57 0.00 96.51 20:45:01 3 3.39 0.00 1.07 2.74 0.00 92.80 Average: all 0.33 0.00 0.12 0.08 0.00 99.46 Average: 0 0.21 0.00 0.13 0.02 0.00 99.64 Average: 1 0.29 0.00 0.12 0.05 0.00 99.54 Average: 2 0.20 0.00 0.12 0.04 0.00 99.63 Average: 3 0.63 0.00 0.12 0.21 0.00 99.04