---> uname -a: Linux aae946490029 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/gexfoundry_go-mod-registry_PR-42 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/gexfoundry_go-mod-registry_PR-42@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 594 76 0 1167 1139 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) 21:36:36 LINUX RESTART 21:37:01 tps rtps wtps bread/s bwrtn/s 21:38:02 67.03 23.08 43.95 4333.23 3590.31 21:39:01 3.62 0.00 3.62 0.00 116.58 21:40:01 0.25 0.00 0.25 0.00 3.75 21:41:01 0.32 0.00 0.32 0.00 3.78 21:42:01 0.22 0.00 0.22 0.00 2.70 21:43:01 0.38 0.00 0.38 0.00 5.06 Average: 12.00 3.86 8.14 724.62 622.10 21:37:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:38:02 109696 1772608 94.17 2620 1239712 952436 32.50 433212 1178768 312 21:39:01 118588 1763716 93.70 2620 1239924 907820 30.97 429660 1176860 20 21:40:01 116788 1765516 93.80 2620 1239928 907916 30.98 431232 1176844 8 21:41:01 117388 1764916 93.76 2620 1239928 907920 30.98 430928 1176844 8 21:42:01 118592 1763712 93.70 2620 1239936 907704 30.97 429824 1176844 8 21:43:01 118024 1764280 93.73 2620 1239940 907764 30.97 430036 1176844 8 Average: 116513 1765791 93.81 2620 1239895 915260 31.23 430815 1177167 61 21:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:38:02 eth0 396.67 237.29 985.17 86.05 0.00 0.00 0.00 21:38:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:38:02 docker0 1.15 0.97 0.23 1.43 0.00 0.00 0.00 21:39:01 eth0 1.20 0.42 0.33 0.18 0.00 0.00 0.00 21:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 eth0 1.15 0.32 0.33 0.23 0.00 0.00 0.00 21:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:41:01 eth0 1.28 0.62 0.56 0.36 0.00 0.00 0.00 21:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:42:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 21:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:43:01 eth0 0.67 0.25 0.18 0.07 0.00 0.00 0.00 21:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 67.06 39.96 164.98 14.54 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.19 0.16 0.04 0.24 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) 21:36:36 LINUX RESTART 21:37:01 CPU %user %nice %system %iowait %steal %idle 21:38:02 all 12.48 0.00 4.50 1.50 1.05 80.47 21:38:02 0 10.19 0.00 5.72 0.53 1.00 82.56 21:38:02 1 12.14 0.00 4.74 4.82 1.10 77.20 21:38:02 2 11.38 0.00 3.97 0.32 1.13 83.20 21:38:02 3 16.25 0.00 3.54 0.32 0.93 78.96 21:39:01 all 0.19 0.00 0.08 0.00 0.02 99.71 21:39:01 0 0.07 0.00 0.17 0.00 0.03 99.73 21:39:01 1 0.53 0.00 0.05 0.00 0.00 99.42 21:39:01 2 0.08 0.00 0.07 0.00 0.03 99.81 21:39:01 3 0.07 0.00 0.07 0.00 0.02 99.85 21:40:01 all 0.17 0.00 0.05 0.00 0.02 99.76 21:40:01 0 0.07 0.00 0.05 0.00 0.02 99.87 21:40:01 1 0.50 0.00 0.05 0.00 0.03 99.42 21:40:01 2 0.10 0.00 0.05 0.00 0.03 99.82 21:40:01 3 0.02 0.00 0.02 0.00 0.02 99.95 21:41:01 all 0.18 0.00 0.06 0.00 0.04 99.72 21:41:01 0 0.05 0.00 0.07 0.00 0.07 99.82 21:41:01 1 0.53 0.00 0.03 0.00 0.05 99.38 21:41:01 2 0.08 0.00 0.08 0.00 0.00 99.83 21:41:01 3 0.05 0.00 0.03 0.00 0.03 99.88 21:42:01 all 0.15 0.00 0.04 0.00 0.03 99.78 21:42:01 0 0.03 0.00 0.05 0.00 0.02 99.90 21:42:01 1 0.43 0.00 0.03 0.00 0.02 99.52 21:42:01 2 0.12 0.00 0.05 0.00 0.05 99.78 21:42:01 3 0.05 0.00 0.05 0.00 0.05 99.85 21:43:01 all 0.14 0.00 0.04 0.00 0.02 99.80 21:43:01 0 0.07 0.00 0.02 0.00 0.00 99.92 21:43:01 1 0.38 0.00 0.05 0.00 0.02 99.55 21:43:01 2 0.07 0.00 0.05 0.00 0.02 99.87 21:43:01 3 0.03 0.00 0.02 0.00 0.00 99.95 Average: all 2.20 0.00 0.79 0.25 0.19 96.57 Average: 0 1.72 0.00 1.00 0.09 0.19 97.00 Average: 1 2.40 0.00 0.82 0.80 0.20 95.79 Average: 2 1.96 0.00 0.71 0.05 0.21 97.07 Average: 3 2.72 0.00 0.61 0.05 0.17 96.44