---> uname -a: Linux 143f85cad76a 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 7.5G 42.5G 15% / 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 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/dgexfoundry_device-sdk-go_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/dgexfoundry_device-sdk-go_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 732 82 0 1023 1039 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 16: eth0@if17: 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) 04/21/20 _x86_64_ (4 CPU) 02:34:20 LINUX RESTART 02:35:01 tps rtps wtps bread/s bwrtn/s 02:36:01 32.68 7.41 25.27 1955.85 2841.78 02:37:01 2.25 0.00 2.25 0.00 79.42 02:38:01 0.25 0.00 0.25 0.00 2.85 02:39:01 0.25 0.00 0.25 0.00 3.60 02:40:01 0.25 0.00 0.25 0.00 3.50 02:41:02 0.42 0.00 0.42 0.00 6.71 02:42:01 0.25 0.00 0.25 0.00 2.88 02:43:01 174.18 99.30 74.88 3755.35 26241.24 02:44:01 177.76 46.65 131.11 2349.26 33997.34 Average: 43.23 17.08 26.16 897.50 7034.75 02:35:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:36:01 117644 1764660 93.75 2620 1229576 934756 31.89 425628 1175364 12 02:37:01 124212 1758092 93.40 2620 1229584 907476 30.96 420344 1175056 12 02:38:01 124504 1757800 93.39 2620 1229592 907476 30.96 420484 1175008 8 02:39:01 123600 1758704 93.43 2620 1229592 907676 30.97 421260 1175008 8 02:40:01 123400 1758904 93.44 2620 1229600 907724 30.97 421572 1175008 20 02:41:02 123080 1759224 93.46 2620 1229604 907788 30.97 421708 1175008 20 02:42:01 124044 1758260 93.41 2620 1229608 907608 30.97 420664 1175008 8 02:43:01 104588 1777716 94.44 2620 1146316 1066392 36.38 482384 1095732 72252 02:44:01 267384 1614920 85.79 2620 916344 942280 32.15 540496 792472 124 Average: 136940 1745364 92.72 2620 1185535 932131 31.80 441616 1123740 8052 02:35:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 02:36:01 eth0 141.02 100.15 459.37 53.30 0.00 0.00 0.00 02:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:36:01 docker0 6.38 4.46 0.95 16.73 0.00 0.00 0.00 02:37:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 02:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:38:01 eth0 0.53 0.08 0.04 0.01 0.00 0.00 0.00 02:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:39:01 eth0 1.65 0.57 0.65 0.36 0.00 0.00 0.00 02:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:01 eth0 1.18 0.37 0.43 0.29 0.00 0.00 0.00 02:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:41:02 eth0 0.73 0.48 0.30 0.18 0.00 0.00 0.00 02:41:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:41:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:42:01 eth0 0.12 0.10 0.01 0.04 0.00 0.00 0.00 02:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:43:01 eth0 157.90 135.66 3539.40 17.15 0.00 0.00 0.00 02:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:43:01 vetha3fc237 19.24 14.98 2.46 42.44 0.00 0.00 0.00 02:43:01 docker0 25.62 19.33 3.14 59.17 0.00 0.00 0.00 02:44:01 vethbde6a81 1.98 1.48 0.35 0.33 0.00 0.00 0.00 02:44:01 eth0 1006.08 687.26 8136.59 210.78 0.00 0.00 0.00 02:44:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 02:44:01 docker0 63.23 106.96 3.59 255.34 0.00 0.00 0.00 Average: vethbde6a81 0.22 0.16 0.04 0.04 0.00 0.00 0.00 Average: eth0 112.02 76.52 905.98 23.47 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.89 14.06 0.75 35.02 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) 04/21/20 _x86_64_ (4 CPU) 02:34:20 LINUX RESTART 02:35:01 CPU %user %nice %system %iowait %steal %idle 02:36:01 all 3.37 0.00 1.68 0.59 0.01 94.35 02:36:01 0 3.28 0.00 1.92 2.14 0.02 92.64 02:36:01 1 3.58 0.00 1.52 0.03 0.02 94.85 02:36:01 2 3.14 0.00 1.87 0.10 0.02 94.87 02:36:01 3 3.49 0.00 1.37 0.08 0.02 95.04 02:37:01 all 0.19 0.00 0.07 0.00 0.00 99.74 02:37:01 0 0.05 0.00 0.07 0.00 0.00 99.88 02:37:01 1 0.07 0.00 0.05 0.00 0.00 99.88 02:37:01 2 0.10 0.00 0.08 0.00 0.02 99.80 02:37:01 3 0.52 0.00 0.07 0.00 0.00 99.42 02:38:01 all 0.20 0.00 0.04 0.00 0.00 99.75 02:38:01 0 0.08 0.00 0.05 0.00 0.00 99.87 02:38:01 1 0.07 0.00 0.03 0.00 0.00 99.90 02:38:01 2 0.12 0.00 0.05 0.00 0.00 99.83 02:38:01 3 0.55 0.00 0.02 0.00 0.00 99.43 02:39:01 all 0.19 0.00 0.06 0.00 0.00 99.75 02:39:01 0 0.07 0.00 0.07 0.00 0.00 99.87 02:39:01 1 0.07 0.00 0.07 0.00 0.00 99.87 02:39:01 2 0.10 0.00 0.05 0.00 0.00 99.85 02:39:01 3 0.55 0.00 0.07 0.00 0.02 99.37 02:40:01 all 0.20 0.00 0.05 0.00 0.00 99.76 02:40:01 0 0.03 0.00 0.02 0.00 0.00 99.95 02:40:01 1 0.05 0.00 0.05 0.00 0.00 99.90 02:40:01 2 0.08 0.00 0.07 0.00 0.00 99.85 02:40:01 3 0.58 0.00 0.07 0.00 0.00 99.35 02:41:02 all 0.19 0.00 0.07 0.00 0.01 99.74 02:41:02 0 0.38 0.00 0.07 0.00 0.00 99.55 02:41:02 1 0.07 0.00 0.07 0.00 0.00 99.87 02:41:02 2 0.12 0.00 0.07 0.00 0.02 99.80 02:41:02 3 0.20 0.00 0.03 0.00 0.00 99.77 02:42:01 all 0.18 0.00 0.05 0.00 0.00 99.77 02:42:01 0 0.54 0.00 0.03 0.00 0.02 99.41 02:42:01 1 0.07 0.00 0.07 0.00 0.00 99.86 02:42:01 2 0.07 0.00 0.08 0.00 0.00 99.85 02:42:01 3 0.05 0.00 0.03 0.00 0.00 99.92 02:43:01 all 6.71 0.00 3.92 2.41 0.02 86.94 02:43:01 0 6.38 0.00 4.33 1.53 0.00 87.76 02:43:01 1 7.06 0.00 4.08 2.75 0.02 86.10 02:43:01 2 6.99 0.00 3.81 3.14 0.00 86.07 02:43:01 3 6.41 0.00 3.47 2.22 0.03 87.86 02:44:01 all 12.33 0.00 7.40 2.85 0.03 77.39 02:44:01 0 11.67 0.00 7.62 1.66 0.03 79.01 02:44:01 1 11.56 0.00 6.36 2.41 0.03 79.63 02:44:01 2 10.86 0.00 7.78 2.11 0.03 79.21 02:44:01 3 15.22 0.00 7.82 5.23 0.03 71.69 Average: all 2.60 0.00 1.47 0.65 0.01 95.27 Average: 0 2.48 0.00 1.56 0.59 0.01 95.36 Average: 1 2.50 0.00 1.36 0.57 0.01 95.56 Average: 2 2.39 0.00 1.53 0.59 0.01 95.48 Average: 3 3.04 0.00 1.43 0.83 0.01 94.69