---> uname -a: Linux e75608280001 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: 2933.396 BogoMIPS: 5866.79 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-messaging_PR-43@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-messaging_PR-43 ---> free -m: total used free shared buff/cache available Mem: 1838 608 67 0 1161 1125 Swap: 1023 1 1022 ---> 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) 02/20/20 _x86_64_ (4 CPU) 08:27:31 LINUX RESTART 08:28:01 tps rtps wtps bread/s bwrtn/s 08:29:01 48.76 18.57 30.19 3455.75 3267.07 08:30:01 2.21 0.00 2.21 0.00 77.47 08:31:01 0.32 0.00 0.32 0.00 4.03 08:32:01 0.25 0.00 0.25 0.00 2.83 08:33:01 0.22 0.00 0.22 0.00 3.83 08:34:01 0.43 0.00 0.43 0.00 6.20 08:35:01 0.30 0.00 0.30 0.00 3.46 Average: 7.50 2.65 4.85 493.98 480.99 08:28:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:29:01 115596 1766708 93.86 2620 1227328 938212 32.01 442244 1166928 16 08:30:01 121760 1760544 93.53 2620 1227260 911840 31.11 437148 1166992 12 08:31:01 120772 1761532 93.58 2620 1227268 912008 31.12 438084 1166980 20 08:32:01 120588 1761716 93.59 2620 1227268 911972 31.12 438008 1166980 20 08:33:01 120824 1761480 93.58 2620 1227276 912008 31.12 438112 1166980 8 08:34:01 121580 1760724 93.54 2620 1227280 911912 31.11 437604 1166980 8 08:35:01 121520 1760784 93.54 2620 1227284 911840 31.11 437600 1166976 12 Average: 120377 1761927 93.60 2620 1227281 915685 31.24 438400 1166974 14 08:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:29:01 eth0 433.18 292.16 984.60 89.17 0.00 0.00 0.00 08:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 docker0 1.05 0.95 0.22 1.46 0.00 0.00 0.00 08:30:01 eth0 0.08 0.08 0.01 0.02 0.00 0.00 0.00 08:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 eth0 2.00 0.92 1.28 0.24 0.00 0.00 0.00 08:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 eth0 1.05 0.33 0.32 0.20 0.00 0.00 0.00 08:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:33:01 eth0 0.55 0.40 0.32 0.21 0.00 0.00 0.00 08:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:34:01 eth0 0.32 0.18 0.14 0.07 0.00 0.00 0.00 08:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:35:01 eth0 0.18 0.23 0.07 0.02 0.00 0.00 0.00 08:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 62.52 42.07 141.05 12.85 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.15 0.14 0.03 0.21 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) 02/20/20 _x86_64_ (4 CPU) 08:27:31 LINUX RESTART 08:28:01 CPU %user %nice %system %iowait %steal %idle 08:29:01 all 9.82 0.00 3.16 1.14 0.01 85.87 08:29:01 0 8.12 0.00 4.18 0.39 0.00 87.31 08:29:01 1 11.25 0.00 2.43 0.82 0.00 85.50 08:29:01 2 8.57 0.00 3.53 0.34 0.02 87.55 08:29:01 3 11.34 0.00 2.52 3.01 0.00 83.13 08:30:01 all 0.18 0.00 0.06 0.00 0.00 99.75 08:30:01 0 0.07 0.00 0.03 0.00 0.00 99.90 08:30:01 1 0.52 0.00 0.10 0.00 0.00 99.38 08:30:01 2 0.07 0.00 0.07 0.00 0.00 99.87 08:30:01 3 0.08 0.00 0.05 0.00 0.00 99.87 08:31:01 all 0.20 0.00 0.07 0.00 0.00 99.74 08:31:01 0 0.10 0.00 0.05 0.00 0.00 99.85 08:31:01 1 0.50 0.00 0.08 0.00 0.00 99.42 08:31:01 2 0.08 0.00 0.07 0.00 0.00 99.85 08:31:01 3 0.10 0.00 0.07 0.00 0.00 99.83 08:32:01 all 0.18 0.00 0.04 0.00 0.00 99.77 08:32:01 0 0.07 0.00 0.03 0.00 0.00 99.90 08:32:01 1 0.57 0.00 0.05 0.00 0.00 99.38 08:32:01 2 0.05 0.00 0.03 0.00 0.00 99.92 08:32:01 3 0.05 0.00 0.03 0.00 0.00 99.92 08:33:01 all 0.18 0.00 0.05 0.00 0.00 99.77 08:33:01 0 0.07 0.00 0.07 0.00 0.00 99.87 08:33:01 1 0.05 0.00 0.05 0.00 0.00 99.90 08:33:01 2 0.25 0.00 0.03 0.00 0.00 99.72 08:33:01 3 0.35 0.00 0.05 0.00 0.00 99.60 08:34:01 all 0.17 0.00 0.04 0.00 0.00 99.79 08:34:01 0 0.00 0.00 0.02 0.00 0.00 99.98 08:34:01 1 0.05 0.00 0.05 0.00 0.02 99.88 08:34:01 2 0.55 0.00 0.05 0.00 0.02 99.38 08:34:01 3 0.08 0.00 0.07 0.00 0.00 99.85 08:35:01 all 0.18 0.00 0.05 0.00 0.00 99.77 08:35:01 0 0.05 0.00 0.05 0.00 0.00 99.90 08:35:01 1 0.03 0.00 0.03 0.00 0.00 99.93 08:35:01 2 0.57 0.00 0.03 0.00 0.00 99.40 08:35:01 3 0.08 0.00 0.05 0.00 0.00 99.87 Average: all 1.55 0.00 0.49 0.16 0.00 97.79 Average: 0 1.20 0.00 0.63 0.05 0.00 98.11 Average: 1 1.84 0.00 0.40 0.12 0.00 97.64 Average: 2 1.44 0.00 0.54 0.05 0.00 97.97 Average: 3 1.72 0.00 0.40 0.43 0.00 97.45