---> uname -a: Linux a06bf0355545 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: 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/exfoundry_go-mod-bootstrap_PR-32@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-32 ---> free -m: total used free shared buff/cache available Mem: 1838 616 74 0 1147 1117 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) 01/16/20 _x86_64_ (4 CPU) 12:35:25 LINUX RESTART 12:36:01 tps rtps wtps bread/s bwrtn/s 12:37:02 41.20 11.15 30.05 2292.26 2873.41 12:38:01 2.17 0.00 2.17 0.00 79.17 12:39:01 0.30 0.00 0.30 0.00 3.48 12:40:01 0.28 0.00 0.28 0.00 4.03 12:41:01 0.20 0.00 0.20 0.00 2.75 12:42:01 0.33 0.00 0.33 0.00 4.83 12:43:01 0.27 0.00 0.27 0.00 3.73 12:44:01 0.22 0.00 0.22 0.00 2.56 12:45:01 0.28 0.00 0.28 0.00 3.61 12:46:01 0.27 0.00 0.27 0.00 3.48 12:47:01 97.65 57.01 40.64 3954.58 16856.24 Average: 13.03 6.21 6.83 568.88 1806.35 12:36:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:37:02 107840 1774464 94.27 2620 1216768 935776 31.93 459424 1157652 20 12:38:01 113708 1768596 93.96 2620 1216784 916360 31.27 454892 1157432 16 12:39:01 113684 1768620 93.96 2620 1216788 908352 30.99 455200 1157428 20 12:40:01 113300 1769004 93.98 2620 1216788 908376 30.99 455552 1157352 12 12:41:01 113968 1768336 93.95 2620 1216796 908232 30.99 454764 1157352 8 12:42:01 113960 1768344 93.95 2620 1216800 908232 30.99 454692 1157352 8 12:43:01 114484 1767820 93.92 2620 1216804 908136 30.99 454180 1157348 8 12:44:01 122076 1760228 93.51 2620 1216808 908172 30.99 446728 1157348 8 12:45:01 121412 1760892 93.55 2620 1216820 908352 30.99 447752 1157352 20 12:46:01 136932 1745372 92.73 2620 1216824 908136 30.99 431956 1157348 20 12:47:01 118180 1764124 93.72 2620 1162976 1002756 34.21 413440 1155300 26600 Average: 117231 1765073 93.77 2620 1211905 920080 31.39 448053 1157206 2431 12:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 12:37:02 eth0 377.78 232.93 852.88 80.47 0.00 0.00 0.00 12:37:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:02 docker0 0.80 0.70 0.15 1.13 0.00 0.00 0.00 12:38:01 eth0 4.64 1.44 3.72 0.12 0.00 0.00 0.00 12:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 eth0 1.42 0.30 0.35 0.17 0.00 0.00 0.00 12:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 eth0 1.05 0.30 0.32 0.20 0.00 0.00 0.00 12:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 eth0 0.60 0.35 0.28 0.23 0.00 0.00 0.00 12:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 eth0 0.23 0.17 0.08 0.07 0.00 0.00 0.00 12:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 12:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 eth0 0.57 0.18 0.09 0.01 0.00 0.00 0.00 12:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 eth0 1.02 0.48 0.31 0.21 0.00 0.00 0.00 12:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 eth0 0.28 0.08 0.01 0.01 0.00 0.00 0.00 12:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:47:01 eth0 101.32 83.90 2116.30 11.06 0.00 0.00 0.00 12:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 44.53 29.16 270.86 8.43 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.07 0.06 0.01 0.10 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) 01/16/20 _x86_64_ (4 CPU) 12:35:25 LINUX RESTART 12:36:01 CPU %user %nice %system %iowait %steal %idle 12:37:02 all 7.97 0.00 2.12 1.11 0.00 88.79 12:37:02 0 6.53 0.00 2.68 0.89 0.00 89.90 12:37:02 1 6.73 0.00 2.12 0.37 0.00 90.78 12:37:02 2 9.02 0.00 1.74 0.07 0.00 89.18 12:37:02 3 9.59 0.00 1.92 3.15 0.02 85.33 12:38:01 all 0.10 0.00 0.05 0.00 0.00 99.85 12:38:01 0 0.08 0.00 0.05 0.00 0.00 99.86 12:38:01 1 0.14 0.00 0.09 0.00 0.00 99.78 12:38:01 2 0.10 0.00 0.07 0.00 0.00 99.83 12:38:01 3 0.07 0.00 0.05 0.00 0.00 99.88 12:39:01 all 0.10 0.00 0.06 0.00 0.00 99.84 12:39:01 0 0.08 0.00 0.07 0.00 0.02 99.83 12:39:01 1 0.18 0.00 0.07 0.00 0.02 99.73 12:39:01 2 0.08 0.00 0.05 0.00 0.00 99.87 12:39:01 3 0.07 0.00 0.05 0.00 0.00 99.88 12:40:01 all 0.19 0.00 0.06 0.00 0.00 99.75 12:40:01 0 0.05 0.00 0.05 0.00 0.00 99.90 12:40:01 1 0.53 0.00 0.05 0.00 0.00 99.42 12:40:01 2 0.10 0.00 0.07 0.00 0.00 99.83 12:40:01 3 0.05 0.00 0.05 0.00 0.00 99.90 12:41:01 all 0.19 0.00 0.05 0.00 0.00 99.75 12:41:01 0 0.10 0.00 0.08 0.00 0.00 99.82 12:41:01 1 0.53 0.00 0.03 0.00 0.00 99.43 12:41:01 2 0.10 0.00 0.08 0.00 0.00 99.82 12:41:01 3 0.05 0.00 0.03 0.00 0.00 99.92 12:42:01 all 0.06 0.00 0.05 0.00 0.00 99.90 12:42:01 0 0.08 0.00 0.02 0.00 0.00 99.90 12:42:01 1 0.03 0.00 0.03 0.00 0.00 99.93 12:42:01 2 0.07 0.00 0.08 0.00 0.00 99.85 12:42:01 3 0.05 0.00 0.03 0.00 0.00 99.92 12:43:01 all 0.19 0.00 0.05 0.00 0.00 99.77 12:43:01 0 0.05 0.00 0.05 0.00 0.00 99.90 12:43:01 1 0.20 0.00 0.03 0.00 0.00 99.77 12:43:01 2 0.10 0.00 0.08 0.00 0.02 99.80 12:43:01 3 0.38 0.00 0.05 0.00 0.00 99.57 12:44:01 all 0.19 0.00 0.05 0.00 0.00 99.75 12:44:01 0 0.07 0.00 0.07 0.00 0.00 99.87 12:44:01 1 0.55 0.00 0.02 0.00 0.00 99.43 12:44:01 2 0.12 0.00 0.07 0.00 0.00 99.82 12:44:01 3 0.05 0.00 0.05 0.00 0.00 99.90 12:45:01 all 0.21 0.00 0.05 0.00 0.00 99.74 12:45:01 0 0.07 0.00 0.02 0.00 0.00 99.92 12:45:01 1 0.55 0.00 0.03 0.00 0.00 99.42 12:45:01 2 0.10 0.00 0.07 0.00 0.00 99.83 12:45:01 3 0.12 0.00 0.07 0.00 0.00 99.82 12:46:01 all 0.18 0.00 0.05 0.00 0.00 99.76 12:46:01 0 0.50 0.00 0.02 0.00 0.00 99.48 12:46:01 1 0.07 0.00 0.05 0.00 0.00 99.88 12:46:01 2 0.08 0.00 0.08 0.00 0.00 99.83 12:46:01 3 0.07 0.00 0.08 0.00 0.00 99.85 12:47:01 all 4.86 0.00 2.88 1.39 0.03 90.84 12:47:01 0 4.37 0.00 2.86 0.17 0.03 92.57 12:47:01 1 4.96 0.00 3.02 0.70 0.03 91.28 12:47:01 2 4.72 0.00 2.95 0.67 0.02 91.64 12:47:01 3 5.41 0.00 2.67 4.03 0.02 87.88 Average: all 1.29 0.00 0.50 0.23 0.00 97.98 Average: 0 1.09 0.00 0.54 0.10 0.00 98.27 Average: 1 1.32 0.00 0.50 0.10 0.00 98.08 Average: 2 1.32 0.00 0.48 0.07 0.00 98.12 Average: 3 1.44 0.00 0.46 0.65 0.00 97.45