---> uname -a: Linux 0204d3bbc68c 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 6.2G 43.8G 12% / 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 6.2G 43.8G 12% /etc/resolv.conf /dev/vda1 50.0G 6.2G 43.8G 12% /etc/hostname /dev/vda1 50.0G 6.2G 43.8G 12% /etc/hosts /dev/vda1 50.0G 6.2G 43.8G 12% /w/workspace/gexfoundry_go-mod-registry_PR-45 /dev/vda1 50.0G 6.2G 43.8G 12% /w/workspace/gexfoundry_go-mod-registry_PR-45@tmp /dev/vda1 50.0G 6.2G 43.8G 12% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 562 68 0 1207 1172 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) 02/07/20 _x86_64_ (4 CPU) 22:04:05 LINUX RESTART 22:05:02 tps rtps wtps bread/s bwrtn/s 22:06:01 47.18 10.29 36.88 2223.66 3298.38 22:07:01 4.66 0.02 4.64 0.53 138.89 22:08:01 0.63 0.00 0.63 0.00 6.56 22:09:01 0.63 0.00 0.63 0.00 7.39 22:10:01 0.62 0.00 0.62 0.00 6.03 22:11:01 52.91 47.44 5.47 3631.15 3697.74 Average: 17.70 9.63 8.07 972.98 1187.41 22:05:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:06:01 140244 1742060 92.55 2620 1246924 968372 33.04 401800 1179212 12 22:07:01 153460 1728844 91.85 2620 1246932 896516 30.59 392632 1178904 16 22:08:01 153416 1728888 91.85 2620 1246940 892536 30.45 393052 1178868 8 22:09:01 153336 1728968 91.85 2620 1246940 892404 30.45 404712 1166936 8 22:10:01 152228 1730076 91.91 2620 1246944 892720 30.46 406272 1166936 8 22:11:01 71044 1811260 96.23 2620 1282480 1092600 37.28 460108 1188088 74360 Average: 137288 1745016 92.71 2620 1252860 939191 32.04 409763 1176491 12402 22:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:06:01 eth0 96.33 85.19 521.01 54.41 0.00 0.00 0.00 22:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:06:01 docker0 1.17 1.06 0.24 1.56 0.00 0.00 0.00 22:07:01 eth0 1.12 0.15 0.19 0.01 0.00 0.00 0.00 22:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:08:01 eth0 0.97 0.37 0.30 0.20 0.00 0.00 0.00 22:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 eth0 0.47 0.07 0.03 0.01 0.00 0.00 0.00 22:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 eth0 1.17 0.42 0.44 0.27 0.00 0.00 0.00 22:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 eth0 75.34 60.58 2111.10 8.81 0.00 0.00 0.00 22:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 29.07 24.31 438.79 10.51 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 0.18 0.04 0.26 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) 02/07/20 _x86_64_ (4 CPU) 22:04:05 LINUX RESTART 22:05:02 CPU %user %nice %system %iowait %steal %idle 22:06:01 all 5.08 0.00 3.40 1.01 12.89 77.63 22:06:01 0 4.86 0.00 3.30 0.28 13.74 77.82 22:06:01 1 6.02 0.00 2.79 0.23 12.96 78.01 22:06:01 2 4.49 0.00 3.38 2.81 12.51 76.81 22:06:01 3 4.95 0.00 4.12 0.73 12.35 77.86 22:07:01 all 0.12 0.00 0.07 0.00 0.29 99.52 22:07:01 0 0.05 0.00 0.03 0.00 0.27 99.65 22:07:01 1 0.33 0.00 0.07 0.00 0.30 99.30 22:07:01 2 0.05 0.00 0.07 0.00 0.33 99.55 22:07:01 3 0.07 0.00 0.05 0.00 0.27 99.62 22:08:01 all 0.13 0.00 0.05 0.00 0.27 99.54 22:08:01 0 0.05 0.00 0.07 0.00 0.47 99.42 22:08:01 1 0.37 0.00 0.05 0.00 0.32 99.27 22:08:01 2 0.03 0.00 0.12 0.00 0.13 99.72 22:08:01 3 0.05 0.00 0.03 0.00 0.18 99.73 22:09:01 all 0.10 0.00 0.05 0.00 0.35 99.50 22:09:01 0 0.08 0.00 0.03 0.00 0.32 99.57 22:09:01 1 0.25 0.00 0.03 0.00 0.52 99.20 22:09:01 2 0.03 0.00 0.03 0.00 0.32 99.62 22:09:01 3 0.02 0.00 0.10 0.00 0.25 99.63 22:10:01 all 0.11 0.00 0.04 0.00 0.36 99.49 22:10:01 0 0.17 0.00 0.05 0.00 0.53 99.25 22:10:01 1 0.20 0.00 0.05 0.00 0.42 99.33 22:10:01 2 0.07 0.00 0.05 0.00 0.27 99.62 22:10:01 3 0.03 0.00 0.03 0.00 0.20 99.73 22:11:01 all 1.67 0.00 0.99 1.07 3.12 93.16 22:11:01 0 1.50 0.00 0.83 2.40 3.60 91.66 22:11:01 1 2.30 0.00 1.00 0.40 2.88 93.42 22:11:01 2 1.11 0.00 0.85 0.20 3.12 94.72 22:11:01 3 1.74 0.00 1.29 1.29 2.86 92.83 Average: all 1.21 0.00 0.78 0.35 2.92 94.74 Average: 0 1.13 0.00 0.73 0.44 3.20 94.49 Average: 1 1.60 0.00 0.68 0.10 2.95 94.67 Average: 2 0.98 0.00 0.76 0.51 2.82 94.93 Average: 3 1.15 0.00 0.94 0.34 2.69 94.89