---> uname -a: Linux 9c7382ea72df 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 6.4G 43.6G 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-59 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-59@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 614 66 0 1157 1119 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) 03/24/20 _x86_64_ (4 CPU) 03:00:43 LINUX RESTART 03:01:01 tps rtps wtps bread/s bwrtn/s 03:02:02 146.22 74.99 71.24 6679.14 36995.29 03:03:01 13.24 1.43 11.82 84.90 1893.53 03:04:01 2.86 0.00 2.86 0.00 89.60 03:05:01 0.57 0.00 0.57 0.00 6.49 03:06:01 0.38 0.00 0.38 0.00 6.09 03:07:01 0.27 0.00 0.27 0.00 3.35 03:08:01 56.60 51.01 5.59 3522.18 3975.27 Average: 31.58 18.31 13.28 1478.14 6171.10 03:01:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:02:02 118588 1763716 93.70 2620 1218292 1047952 35.76 433152 1171516 50336 03:03:01 105004 1777300 94.42 2620 1220436 1006972 34.36 444784 1173100 12 03:04:01 111708 1770596 94.07 2620 1220440 969280 33.07 439024 1172928 8 03:05:01 115548 1766756 93.86 2620 1220444 938440 32.02 436684 1172588 8 03:06:01 115272 1767032 93.88 2620 1220448 938464 32.02 436872 1172588 8 03:07:01 117540 1764764 93.76 2620 1220456 919936 31.39 434868 1172540 8 03:08:01 75648 1806656 95.98 2620 1223260 1114580 38.03 452956 1189796 74920 Average: 108473 1773831 94.24 2620 1220539 990803 33.81 439763 1175008 17900 03:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:02:02 vethd5306c8 1.10 1.08 0.27 1.96 0.00 0.00 0.00 03:02:02 eth0 236.83 185.74 1013.95 64.32 0.00 0.00 0.00 03:02:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 03:02:02 docker0 1.10 0.96 0.26 1.95 0.00 0.00 0.00 03:03:01 eth0 10.08 9.80 8.96 19.81 0.00 0.00 0.00 03:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:03:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 03:04:01 eth0 1.31 0.25 0.33 0.25 0.00 0.00 0.00 03:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 eth0 1.38 0.70 0.58 0.41 0.00 0.00 0.00 03:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 eth0 0.50 0.42 0.27 0.21 0.00 0.00 0.00 03:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 eth0 0.32 0.20 0.14 0.07 0.00 0.00 0.00 03:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 eth0 99.57 73.44 2330.29 9.73 0.00 0.00 0.00 03:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 45.99 36.99 476.01 13.36 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.16 0.14 0.04 0.28 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) 03/24/20 _x86_64_ (4 CPU) 03:00:43 LINUX RESTART 03:01:01 CPU %user %nice %system %iowait %steal %idle 03:02:02 all 13.71 0.00 9.32 6.46 16.43 54.08 03:02:02 0 13.84 0.00 9.62 9.20 18.23 49.11 03:02:02 1 13.52 0.00 12.03 4.28 16.09 54.08 03:02:02 2 15.39 0.00 7.18 6.13 15.42 55.88 03:02:02 3 12.05 0.00 8.51 6.21 15.99 57.24 03:03:01 all 0.98 0.00 0.32 0.04 2.41 96.25 03:03:01 0 1.08 0.00 0.38 0.05 2.22 96.28 03:03:01 1 0.56 0.00 0.29 0.05 3.11 95.99 03:03:01 2 1.66 0.00 0.19 0.02 1.95 96.19 03:03:01 3 0.63 0.00 0.39 0.05 2.33 96.60 03:04:01 all 0.12 0.00 0.09 0.00 0.85 98.94 03:04:01 0 0.07 0.00 0.10 0.00 1.22 98.61 03:04:01 1 0.27 0.00 0.10 0.00 0.58 99.05 03:04:01 2 0.07 0.00 0.05 0.00 0.79 99.09 03:04:01 3 0.08 0.00 0.08 0.00 0.81 99.02 03:05:01 all 0.10 0.00 0.07 0.00 1.07 98.76 03:05:01 0 0.12 0.00 0.15 0.00 1.17 98.56 03:05:01 1 0.03 0.00 0.05 0.00 0.53 99.39 03:05:01 2 0.22 0.00 0.05 0.00 1.14 98.59 03:05:01 3 0.02 0.00 0.05 0.00 1.43 98.50 03:06:01 all 0.11 0.00 0.04 0.00 0.27 99.58 03:06:01 0 0.08 0.00 0.05 0.00 0.20 99.67 03:06:01 1 0.07 0.00 0.03 0.00 0.33 99.57 03:06:01 2 0.28 0.00 0.05 0.00 0.20 99.47 03:06:01 3 0.05 0.00 0.03 0.00 0.38 99.53 03:07:01 all 0.13 0.00 0.05 0.00 0.09 99.73 03:07:01 0 0.08 0.00 0.10 0.00 0.08 99.73 03:07:01 1 0.07 0.00 0.03 0.00 0.07 99.83 03:07:01 2 0.30 0.00 0.03 0.00 0.08 99.58 03:07:01 3 0.03 0.00 0.05 0.00 0.10 99.82 03:08:01 all 1.47 0.00 0.97 1.26 4.78 91.53 03:08:01 0 1.30 0.00 0.93 0.30 4.81 92.66 03:08:01 1 1.98 0.00 1.13 1.81 4.72 90.37 03:08:01 2 1.33 0.00 0.76 2.21 4.76 90.95 03:08:01 3 1.26 0.00 1.05 0.70 4.83 92.17 Average: all 2.39 0.00 1.56 1.12 3.72 91.21 Average: 0 2.39 0.00 1.63 1.38 4.02 90.59 Average: 1 2.36 0.00 1.95 0.88 3.63 91.17 Average: 2 2.76 0.00 1.20 1.20 3.50 91.34 Average: 3 2.05 0.00 1.47 1.01 3.73 91.74