---> uname -a: Linux ac7bf5aea85e 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 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@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/dgexfoundry_device-sdk-go_master ---> free -m: total used free shared buff/cache available Mem: 1838 722 83 0 1032 1050 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) 13:44:32 LINUX RESTART 13:45:01 tps rtps wtps bread/s bwrtn/s 13:46:01 66.07 25.19 40.89 4553.35 3744.28 13:47:01 3.71 0.00 3.71 0.00 159.17 13:48:01 1.10 0.00 1.10 0.00 15.31 13:49:01 0.60 0.00 0.60 0.00 6.53 13:50:01 0.55 0.00 0.55 0.00 5.90 13:51:01 1.48 0.15 1.33 19.31 446.47 13:52:01 360.48 147.23 213.25 6031.62 59956.68 Average: 62.03 24.66 37.36 1515.44 9195.00 13:45:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:46:01 112520 1769784 94.02 2620 1197840 938220 32.01 457752 1146272 1360 13:47:01 121896 1760408 93.52 2620 1197876 902648 30.80 452980 1145176 8 13:48:01 121320 1760984 93.55 2620 1197880 894664 30.53 454312 1144736 8 13:49:01 120388 1761916 93.60 2620 1197884 894736 30.53 455680 1143784 8 13:50:01 122492 1759812 93.49 2620 1197892 894424 30.52 454008 1143784 12 13:51:01 76344 1805960 95.94 2620 1202160 1111636 37.93 463108 1169464 55272 13:52:01 77888 1804416 95.86 2552 1043996 1001156 34.16 671144 850936 44344 Average: 107550 1774754 94.29 2610 1176504 948212 32.35 486998 1106307 14430 13:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:46:01 eth0 465.17 294.12 1037.83 106.87 0.00 0.00 0.00 13:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:46:01 docker0 7.96 5.94 1.11 16.88 0.00 0.00 0.00 13:47:01 eth0 1.83 0.57 0.93 0.04 0.00 0.00 0.00 13:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:48:01 eth0 0.73 0.38 0.29 0.20 0.00 0.00 0.00 13:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:49:01 eth0 0.47 0.40 0.27 0.21 0.00 0.00 0.00 13:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 13:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 eth0 46.72 38.52 1079.07 5.19 0.00 0.00 0.00 13:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:01 eth0 301.93 260.48 5933.36 72.81 0.00 0.00 0.00 13:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:01 veth075725d 41.84 44.58 3.04 251.09 0.00 0.00 0.00 13:52:01 docker0 68.03 64.44 5.72 310.00 0.00 0.00 0.00 Average: eth0 116.74 84.96 1150.75 26.48 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth075725d 5.98 6.37 0.43 35.89 0.00 0.00 0.00 Average: docker0 9.72 9.21 0.82 44.31 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) 13:44:32 LINUX RESTART 13:45:01 CPU %user %nice %system %iowait %steal %idle 13:46:01 all 12.41 0.00 4.37 2.21 0.02 80.99 13:46:01 0 11.39 0.00 5.83 0.99 0.00 81.80 13:46:01 1 13.53 0.00 3.69 3.98 0.05 78.74 13:46:01 2 10.91 0.00 4.04 2.58 0.03 82.43 13:46:01 3 13.81 0.00 3.91 1.29 0.02 80.98 13:47:01 all 0.19 0.00 0.06 0.00 0.00 99.75 13:47:01 0 0.30 0.00 0.05 0.00 0.00 99.65 13:47:01 1 0.32 0.00 0.07 0.00 0.00 99.62 13:47:01 2 0.07 0.00 0.07 0.00 0.00 99.87 13:47:01 3 0.10 0.00 0.07 0.00 0.00 99.83 13:48:01 all 0.19 0.00 0.05 0.00 0.00 99.76 13:48:01 0 0.07 0.00 0.03 0.00 0.00 99.90 13:48:01 1 0.55 0.00 0.07 0.00 0.00 99.38 13:48:01 2 0.05 0.00 0.05 0.00 0.00 99.90 13:48:01 3 0.07 0.00 0.03 0.00 0.00 99.90 13:49:01 all 0.18 0.00 0.05 0.00 0.00 99.77 13:49:01 0 0.27 0.00 0.05 0.00 0.02 99.67 13:49:01 1 0.35 0.00 0.07 0.00 0.00 99.58 13:49:01 2 0.05 0.00 0.05 0.00 0.00 99.90 13:49:01 3 0.07 0.00 0.03 0.00 0.00 99.90 13:50:01 all 0.18 0.00 0.05 0.00 0.00 99.77 13:50:01 0 0.23 0.00 0.03 0.00 0.00 99.73 13:50:01 1 0.05 0.00 0.05 0.00 0.00 99.90 13:50:01 2 0.35 0.00 0.03 0.00 0.00 99.62 13:50:01 3 0.08 0.00 0.07 0.00 0.02 99.83 13:51:01 all 0.80 0.00 0.50 0.00 0.01 98.68 13:51:01 0 0.70 0.00 0.55 0.00 0.00 98.75 13:51:01 1 0.52 0.00 0.48 0.00 0.00 99.00 13:51:01 2 1.32 0.00 0.62 0.00 0.00 98.07 13:51:01 3 0.70 0.00 0.35 0.00 0.00 98.95 13:52:01 all 16.23 0.00 9.61 4.01 0.04 70.11 13:52:01 0 19.25 0.00 8.76 6.09 0.05 65.85 13:52:01 1 16.07 0.00 10.71 2.44 0.03 70.74 13:52:01 2 15.03 0.00 9.91 3.61 0.05 71.40 13:52:01 3 14.57 0.00 9.05 3.95 0.07 72.37 Average: all 4.27 0.00 2.07 0.88 0.01 92.76 Average: 0 4.55 0.00 2.16 0.99 0.01 92.29 Average: 1 4.45 0.00 2.14 0.91 0.01 92.48 Average: 2 3.93 0.00 2.09 0.88 0.01 93.09 Average: 3 4.16 0.00 1.91 0.74 0.01 93.18